## Process this file with autoconf to produce configure. ## ## Copyright by The HDF Group. ## All rights reserved. ## ## This file is part of HDF5. The full HDF5 copyright notice, including ## terms governing use, modification, and redistribution, is contained in ## the COPYING file, which can be found at the root of the source code ## distribution tree, or in https://www.hdfgroup.org/licenses. ## If you do not have access to either file, you may request a copy from ## help@hdfgroup.org. ## ---------------------------------------------------------------------- ## Initialize configure. ## AC_PREREQ([2.71]) ## AC_INIT takes the name of the package, the version number, and an ## email address to report bugs. AC_CONFIG_SRCDIR takes a unique file ## as its argument. ## ## NOTE: Do not forget to change the version number here when we do a ## release!!! ## AC_INIT([HDF5], [1.15.0], [help@hdfgroup.org]) AC_CONFIG_SRCDIR([src/H5.c]) AC_CONFIG_HEADERS([src/H5config.h]) AC_CONFIG_AUX_DIR([bin]) AC_CONFIG_MACRO_DIR([m4]) ## AM_INIT_AUTOMAKE takes a list of options that should be applied to ## every Makefile.am when automake is run. AM_INIT_AUTOMAKE([foreign subdir-objects]) m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) # use silent rules where available - automake 1.11 ## AM_MAINTAINER_MODE determines the behavior of "rebuild rules" that contain ## dependencies for Makefile.in files, configure, src/H5config.h, etc. If ## AM_MAINTAINER_MODE is enabled, these files will be rebuilt if out of date. ## When disabled, the autotools build files can get out of sync and the build ## system will not complain or try to regenerate downstream files. ## ## The AM_MAINTAINER_MODE macro also determines whether the ## --(enable|disable)-maintainer-mode configure option is available. When the ## macro is present, with or without a parameter, the option will be added ## to the generated configure script. ## ## In summary: ## ## AM_MAINTAINER_MODE([enable]) ## - Build dependencies ON by default ## - Configure option exists ## ## AM_MAINTAINER_MODE([disable]) ## - Build dependencies OFF by default ## - Configure option exists ## ## AM_MAINTAINER_MODE ## - Build dependencies OFF by default ## - Configure option exists ## ## No AM_MAINTAINER_MODE macro ## - Build dependencies ON by default ## - No configure option to control build dependencies ## ## The biggest concern for us is that version control systems like git ## usually don't preserve dependencies between timestamps, so the build ## system will often think that upstream build files like Makefile.am are ## dirty and that rebuilding needs to occur when it doesn't. This is a problem ## in release branches where we provide the autotools-generated files. Users ## who don't have autoconf, automake, etc. will then have difficulty building ## release branches checked out from git. ## ## By default, maintainer mode is enabled in development branches and disabled ## in release branches. AM_MAINTAINER_MODE([enable]) ## ---------------------------------------------------------------------- ## Set prefix default (install directory) to a directory in the build area. ## This allows multiple src-dir builds within one host. AC_PREFIX_DEFAULT([`pwd`/hdf5]) ## Run post processing on files created by configure ## ## src/H5pubconf.h: ## Generate src/H5pubconf.h from src/H5config.h by prepending H5_ to all ## macro names. This avoid name conflict between HDF5 macro names and those ## generated by another software package that uses the HDF5 library. ## ## src/libhdf5.settings: ## Remove all lines beginning with "#" which are generated by CONDITIONAL's ## of configure. ## ## src/H5build_settings.c ## Remove all lines beginning with "#" which are generated by CONDITIONAL's ## of configure. This uses a check for whitespace after the pound sign ## to avoid clobbering include statements. AC_CONFIG_COMMANDS([pubconf], [ echo "creating src/H5pubconf.h" sed 's/#define /#define H5_/' pubconf if test ! -f src/H5pubconf.h; then mv -f pubconf src/H5pubconf.h elif (diff pubconf src/H5pubconf.h >/dev/null); then rm -f pubconf echo "src/H5pubconf.h is unchanged" else mv -f pubconf src/H5pubconf.h fi echo "Post process src/libhdf5.settings" sed '/^#/d' < src/libhdf5.settings > libhdf5.settings.TMP cp libhdf5.settings.TMP src/libhdf5.settings rm -f libhdf5.settings.TMP echo "Post process src/H5build_settings.c" sed '/^# /d' < src/H5build_settings.c > H5build_settings.TMP cp H5build_settings.TMP src/H5build_settings.c rm -f H5build_settings.TMP ]) ## It's possible to configure for a host other than the one on which ## configure is currently running by using the --host=foo flag. ## For machines on which HDF5 is often configured, it can be convenient ## to specify the name of the machine rather than its canonical type. ## ## There are currently no hosts, but if there were they would be ## listed by hostname and the alias would point to a file in ## the config directory: ## ##case $host_alias in ## ) ## host_alias= ## ;; ##esac AC_CANONICAL_HOST AC_SUBST([CPPFLAGS]) AC_SUBST([JNIFLAGS]) AC_SUBST([AR_FLAGS]) ## H5_CFLAGS (and company) are for CFLAGS that should be used on HDF5, but ## not exported to h5cc (or h5fc, etc.) ## AC_SUBST([H5_CFLAGS]) AC_SUBST([H5_CPPFLAGS]) AC_SUBST([H5_FCFLAGS]) AC_SUBST([H5_CXXFLAGS]) AC_SUBST([H5_JNIFLAGS]) AC_SUBST([H5_JAVACFLAGS]) AC_SUBST([H5_JAVAFLAGS]) AC_SUBST([H5_LDFLAGS]) ## AM_CFLAGS (and company) are for CFLAGS that should be used on HDF5, ## and WILL be exported to h5cc (or h5fc, etc) if set by configure. AC_SUBST([AM_CFLAGS]) AC_SUBST([AM_FCFLAGS]) AC_SUBST([AM_CXXFLAGS]) AC_SUBST([AM_CPPFLAGS]) AC_SUBST([AM_JNIFLAGS]) AC_SUBST([AM_JAVACFLAGS]) AC_SUBST([AM_JAVAFLAGS]) AC_SUBST([AM_LDFLAGS]) ## Make sure flags are initialized. AM_CFLAGS="${AM_CFLAGS}" AM_CXXFLAGS="${AM_CXXFLAGS}" AM_FCFLAGS="${AM_FCFLAGS}" AM_CPPFLAGS="${AM_CPPFLAGS}" AM_JNIFLAGS="${AM_JNIFLAGS}" AM_JAVACFLAGS="${AM_JAVACFLAGS}" AM_JAVAFLAGS="${AM_JAVAFLAGS}" AM_LDFLAGS="${AM_LDFLAGS}" ## Flags passed in by the user CFLAGS="${CFLAGS}" CXXFLAGS="${CXXFLAGS}" FCFLAGS="${FCFLAGS}" CPPFLAGS="${CPPFLAGS}" JNIFLAGS="${JNIFLAGS}" JAVACFLAGS="${JAVACFLAGS}" JAVAFLAGS="${JAVAFLAGS}" LDFLAGS="${LDFLAGS}" AR_FLAGS="${AR_FLAGS}" ## Configure may need to alter any of the *FLAGS variables in order for ## various checks to work correctly. Save the user's value here so it ## can be restored once all configure checks are complete. saved_user_CFLAGS="$CFLAGS" saved_user_CXXFLAGS="$CXXFLAGS" saved_user_FCFLAGS="$FCFLAGS" saved_user_JAVACFLAGS="$JAVACFLAGS" saved_user_JAVAFLAGS="$JAVAFLAGS" saved_user_LDFLAGS="$LDFLAGS" saved_user_CPPFLAGS="$CPPFLAGS" ## Strip out -Werror from CFLAGS since that can cause checks to fail when ## compiling test programs fails due to warnings ## ## Regex: ## ## -Werror Literal -Werror ## \( Start optional capturing group ## = Literal equals sign ## [^[:space:]] Non-space characters ## \+ 1 or more of the above ## \) End optional capturing group ## \? 0 or 1 capturing group matches ## ## Note that the outer pair of '[]' ends up getting removed WERROR_SED='s/-Werror\(=[[^[:space:]]]\+\)\?//g' CFLAGS_SED="`echo $CFLAGS | sed -e $WERROR_SED`" if test $? -eq 0; then CFLAGS="$CFLAGS_SED" fi CXXFLAGS_SED="`echo $CXXFLAGS | sed -e $WERROR_SED`" if test $? -eq 0; then CXXFLAGS="$CXXFLAGS_SED" fi FCFLAGS_SED="`echo $FCFLAGS | sed -e $WERROR_SED`" if test $? -eq 0; then FCFLAGS="$FCFLAGS_SED" fi JAVACFLAGS_SED="`echo $JAVACFLAGS | sed -e $WERROR_SED`" if test $? -eq 0; then JAVACFLAGS="$JAVACFLAGS_SED" fi CPPFLAGS_SED="`echo $CPPFLAGS | sed -e $WERROR_SED`" if test $? -eq 0; then CPPFLAGS="$CPPFLAGS_SED" fi ## Support F9X variable to define Fortran compiler if FC variable is ## not used. This should be deprecated in the future. if test "x" = "x$FC"; then FC=${F9X} fi ## ---------------------------------------------------------------------- ## Dump all shell variables values. ## AC_MSG_CHECKING([shell variables initial values]) set >&AS_MESSAGE_LOG_FD AC_MSG_RESULT([done]) ## ---------------------------------------------------------------------- ## Save system information for the library settings file. ## AC_SUBST([UNAME_INFO]) UNAME_INFO=`uname -a` ## ---------------------------------------------------------------------- ## Some platforms have broken basename, and/or xargs programs. Check ## that it actually does what it's supposed to do. Catch this early ## since configure and scripts relies upon them heavily and there's ## no use continuing if it's broken. ## AC_MSG_CHECKING([if basename works]) BASENAME_TEST="`basename /foo/bar/baz/qux/basename_works`" if test $BASENAME_TEST != "basename_works"; then AC_MSG_ERROR([basename program doesn't work]) else AC_MSG_RESULT([yes]) fi ## xargs basename used in configure to get the CC_BASENAME value AC_MSG_CHECKING([if xargs works]) XARGS_TEST="`echo /foo/bar/baz/qux/xargs_works | xargs basename`" if test $XARGS_TEST != "xargs_works"; then AC_MSG_ERROR([xargs program doesn't work]) else AC_MSG_RESULT([yes]) fi ## ---------------------------------------------------------------------- ## Check that the cache file was build on the same host as what we're ## running on now. ## AC_CACHE_CHECK([for cached host], [hdf5_cv_host], [hdf5_cv_host="none"]); if test $hdf5_cv_host = "none"; then hdf5_cv_host=$host elif test $hdf5_cv_host != $host; then AC_MSG_ERROR([ The config.cache file was generated on $hdf5_cv_host but this is $host. Please remove that file and try again. config.cache file is invalid]) fi ## ---------------------------------------------------------------------- ## Check if we should consider certain compiler warnings as errors ## ## We have to set WARNINGS_AS_ERRORS before sourcing a $host_config ## file, below. ## ## These should NOT be on by default as the risk of breakage is high ## when compiling HDF5 on new (or new versions) of platforms and ## compilers. It can also cause failures when header files we have no ## control over (e.g. MPI, HDFS) raise warnings. ## AC_MSG_CHECKING([enable warnings as errors]) AC_ARG_ENABLE([warnings-as-errors], [AS_HELP_STRING([--enable-warnings-as-errors], [Determines whether certain warnings will be considered errors. This is mainly for use by HDF5 library developers. [default=no] ])], [WARNINGS_AS_ERRORS=$enableval]) ## Set default if test "X-$WARNINGS_AS_ERRORS" = X- ; then WARNINGS_AS_ERRORS=no fi case "X-$WARNINGS_AS_ERRORS" in X-yes|X-no) AC_MSG_RESULT([$WARNINGS_AS_ERRORS]) ;; *) AC_MSG_ERROR([Unrecognized value: $WARNINGS_AS_ERRORS]) ;; esac ## ---------------------------------------------------------------------- ## Source any special files that we need. These files normally aren't ## present but can be used by the maintainers to fine tune things like ## turning on debug or profiling flags for the compiler. The search order ## is: ## ## CPU-VENDOR-OS ## VENDOR-OS ## CPU-OS ## CPU-VENDOR ## OS ## VENDOR ## CPU ## ## If the `OS' ends with a version number then remove it. For instance, ## `freebsd3.1' would become `freebsd' case $host_os in aix*) host_os_novers=aix ;; freebsd*) host_os_novers=freebsd ;; netbsd*) host_os_novers=netbsd ;; solaris*) host_os_novers=solaris ;; *) host_os_novers=$host_os ;; esac host_config="none" for f in $host_cpu-$host_vendor-$host_os \ $host_cpu-$host_vendor-$host_os_novers \ $host_vendor-$host_os \ $host_vendor-$host_os_novers \ $host_cpu-$host_os \ $host_cpu-$host_os_novers \ $host_cpu-$host_vendor \ $host_os \ $host_os_novers \ $host_vendor \ $host_cpu ; do AC_MSG_CHECKING([for config $f]) if test -f "$srcdir/config/$f"; then host_config=$srcdir/config/$f AC_MSG_RESULT([found]) break fi AC_MSG_RESULT([no]) done if test "X$host_config" != "Xnone"; then CC_BASENAME="`echo $CC | cut -f1 -d' ' | xargs basename 2>/dev/null`" . $host_config fi ## Source any special site-specific file hname="`hostname`" while test -n "$hname"; do file=$srcdir/config/site-specific/host-$hname AC_MSG_CHECKING([for config $file]) if test -f "$file"; then . $file AC_MSG_RESULT([found]) break fi AC_MSG_RESULT([no]) hname_tmp=$hname hname="`echo $hname | cut -d. -f2-99`" test "$hname_tmp" = "$hname" && break done ## ## Enable/disable sanitizer checks for clang compilers, initially address sanitizer ## AC_MSG_CHECKING([for clang sanitizer checks]) AC_ARG_ENABLE([sanitize-checks], [AS_HELP_STRING([--enable-sanitize-checks=address], [(clang/clang++ compilers only) Enable sanitize checks. Address is useful for detecting issues dealing with memory. See AddressSanitizer in config/sanitizer/README.md for more information. [default=none] ])], [CLANG_SANITIZE_CHECKS=$enableval]) # Set default if test "X-$CLANG_SANITIZE_CHECKS" = X- ; then CLANG_SANITIZE_CHECKS=none fi if test "X$CC_BASENAME" = "Xclang"; then AC_SUBST([CLANG_SANITIZE_CHECKS]) # There are several sanitizer tools. At present we are testing # and describing only -fsanitizer=address with autotools. case "X-$CLANG_SANITIZE_CHECKS" in X-no|X-none) CLANG_SANITIZE_CHECKS=none CLANG_SANITIZE_LIST= ;; *) CLANG_SANITIZE_LIST=$CLANG_SANITIZE_CHECKS ;; esac AC_MSG_RESULT([$CLANG_SANITIZE_CHECKS]) # Other tools can be added to the list of checks # The clang compiler doesn't support some of them; they should be # checked before adding them to the list in the help message. # The sanitizers/sanitizers.cmake file lists these options: # address, memory, memoryWithOrigins, undefined, thread, leak, # 'address;undefined'. Which and which combinations of these are # supported varies by compiler version, but unsupported options # or combinations will result in configure errors reported in config.log. # Comma separated lists of sanitize options will be entered intact in # one -fsanitize= flag. Space separated lists will be entered in # separate -fsanitize= flags. # NOTE: No sanity checking done here! if test -n "$CLANG_SANITIZE_LIST"; then H5_CFLAGS="$H5_CFLAGS -fno-omit-frame-pointer" H5_CXXFLAGS="$H5_CXXFLAGS -fno-omit-frame-pointer" for sanitizer in `echo $CLANG_SANITIZE_LIST`; do H5_CFLAGS="$H5_CFLAGS -fsanitize=${sanitizer}" H5_CXXFLAGS="$H5_CXXFLAGS -fsanitize=${sanitizer}" done fi fi ## ---------------------------------------------------------------------- ## Determine build mode (debug, production, clean). ## This has to be done early since the build mode is referred to ## frequently. ## AC_MSG_CHECKING([build mode]) AC_ARG_ENABLE([build-mode], [AS_HELP_STRING([--enable-build-mode=(debug|production|clean)], [Sets the build mode. Debug turns on symbols, API tracing, asserts, and debug optimization, as well as several other minor configure options that aid in debugging. Production turns high optimizations on. Clean turns nothing on and disables optimization (i.e.: a 'clean slate' configuration). All these settings can be overridden by using specific configure flags. [default=debug] ])], [BUILD_MODE=$enableval]) ## Set the default ## Depends on branch, set via script at branch creation time if test "X-$BUILD_MODE" = X- ; then BUILD_MODE=debug fi ## Allow this variable to be substituted in ## other files (src/libhdf5.settings.in, etc.) AC_SUBST([BUILD_MODE]) case "X-$BUILD_MODE" in X-clean) AC_MSG_RESULT([clean]) ;; X-debug) AC_DEFINE([DEBUG_BUILD], [1], [Define if this is a debug build.]) H5_CFLAGS="$H5_CFLAGS $DEBUG_CFLAGS" H5_CPPFLAGS="$H5_CPPFLAGS $DEBUG_CPPFLAGS" H5_CXXFLAGS="$H5_CXXFLAGS $DEBUG_CXXFLAGS" H5_FCFLAGS="$H5_FCFLAGS $DEBUG_FCFLAGS" AC_MSG_RESULT([debug]) ;; X-production) H5_CFLAGS="$H5_CFLAGS $PROD_CFLAGS" H5_CPPFLAGS="$H5_CPPFLAGS $PROD_CPPFLAGS" H5_CXXFLAGS="$H5_CXXFLAGS $PROD_CXXFLAGS" H5_FCFLAGS="$H5_FCFLAGS $PROD_FCFLAGS" AC_MSG_RESULT([production]) ;; *) AC_MSG_ERROR([Unrecognized build mode: $BUILD_MODE. Use debug, production, or clean.]) esac ## ---------------------------------------------------------------------- ## Some built-in configure checks can only see CFLAGS (not AM_CFLAGS), so ## we need to add this in so configure works as intended. We will need to ## reset this value at the end of configure, to preserve the user's settings. CFLAGS="${AM_CFLAGS} ${CFLAGS}" FCFLAGS="${AM_FCFLAGS} ${FCFLAGS}" JAVACFLAGS="${AM_JAVACFLAGS} ${JAVACFLAGS}" JAVAFLAGS="${AM_JAVAFLAGS} ${JAVAFLAGS}" CXXFLAGS="${AM_CXXFLAGS} ${CXXFLAGS}" CPPFLAGS="${AM_CPPFLAGS} ${CPPFLAGS}" LDFLAGS="${AM_LDFLAGS} ${LDFLAGS}" ## ---------------------------------------------------------------------- ## Enable dependency tracking unless the configure options or a ## site-specific file told us not to. This prevents configure from ## silently disabling dependencies for some compilers. ## if test -z "${enable_dependency_tracking}"; then enable_dependency_tracking="yes" fi ## ---------------------------------------------------------------------- ## Check for programs. ## AC_PROG_CC CC_BASENAME="`echo $CC | cut -f1 -d' ' | xargs basename 2>/dev/null`" ## ---------------------------------------------------------------------------- ## Configure disallows unsupported combinations of options. However, users ## may want to override and build with unsupported combinations for their ## own use. They can use the --enable-unsupported configure flag, which ## ignores any errors from configure due to incompatible flags. AC_MSG_CHECKING([if unsupported combinations of configure options are allowed]) AC_ARG_ENABLE([unsupported], [AS_HELP_STRING([--enable-unsupported], [Allow unsupported combinations of configure options])], [ALLOW_UNSUPPORTED=$enableval]) case "X-$ALLOW_UNSUPPORTED" in X-|X-no) AC_MSG_RESULT([no]) ;; X-yes) AC_MSG_RESULT([yes]) ;; *) ;; esac ## ---------------------------------------------------------------------- ## Data types and their sizes. ## AC_TYPE_OFF_T AC_CHECK_TYPE([ssize_t], [], [AC_DEFINE_UNQUOTED([ssize_t], [long], [Define to `long' if does not define.])]) AC_C_BIGENDIAN AC_CHECK_SIZEOF([char]) AC_CHECK_SIZEOF([short]) AC_CHECK_SIZEOF([int]) AC_CHECK_SIZEOF([unsigned]) AC_CHECK_SIZEOF([long]) AC_CHECK_SIZEOF([long long]) AC_CHECK_SIZEOF([float]) AC_CHECK_SIZEOF([double]) AC_CHECK_SIZEOF([long double]) #----------------------------------------------------------------------------- # Option for enabling/disabling support for non-standard features, datatypes, # etc. These features should still be checked for at configure time, but these # options allow disabling of support for these features when compiler support # is incomplete or broken. In this case, configure time checks may not be # enough to properly enable/disable a feature and can cause library build # problems. #----------------------------------------------------------------------------- AC_MSG_CHECKING([if non-standard feature support is enabled]) AC_ARG_ENABLE([nonstandard-features], [AS_HELP_STRING([--enable-nonstandard-features], [Enable support for non-standard programming language features [default=yes]])], [NONSTANDARD_FEATURES=$enableval]) ## Set default if test "X-$NONSTANDARD_FEATURES" = X- ; then NONSTANDARD_FEATURES=yes fi case "X-$NONSTANDARD_FEATURES" in X-yes|X-no) AC_MSG_RESULT([$NONSTANDARD_FEATURES]) ;; *) AC_MSG_ERROR([Unrecognized value: $NONSTANDARD_FEATURES]) ;; esac ## ---------------------------------------------------------------------- ## Check if _Float16 support is available ## AC_MSG_CHECKING([if _Float16 support is enabled]) AC_ARG_ENABLE([nonstandard-feature-float16], [AS_HELP_STRING([--enable-nonstandard-feature-float16], [Enable support for _Float16 C datatype [default=yes]])], [ENABLE_FLOAT16=$enableval]) ## Set default if test "X-$ENABLE_FLOAT16" = X- ; then ENABLE_FLOAT16=$NONSTANDARD_FEATURES fi case "X-$ENABLE_FLOAT16" in X-yes|X-no) AC_MSG_RESULT([$ENABLE_FLOAT16]) ;; *) AC_MSG_ERROR([Unrecognized value: $ENABLE_FLOAT16]) ;; esac HAVE__FLOAT16="no" if test "X$ENABLE_FLOAT16" = "Xyes"; then AC_MSG_NOTICE([checking if _Float16 support is available]) AC_CHECK_SIZEOF([_Float16]) if test "$ac_cv_sizeof__Float16" != 0; then # Some compilers expose the _Float16 datatype, but not the macros and # functions used with the datatype. We need the macros for proper # datatype conversion support. Check for these here. AC_CHECK_DECL([FLT16_EPSILON], [], [], [[ #define __STDC_WANT_IEC_60559_TYPES_EXT__ #include ]]) AC_CHECK_DECL([FLT16_MIN], [], [], [[ #define __STDC_WANT_IEC_60559_TYPES_EXT__ #include ]]) AC_CHECK_DECL([FLT16_MAX], [], [], [[ #define __STDC_WANT_IEC_60559_TYPES_EXT__ #include ]]) AC_CHECK_DECL([FLT16_MIN_10_EXP], [], [], [[ #define __STDC_WANT_IEC_60559_TYPES_EXT__ #include ]]) AC_CHECK_DECL([FLT16_MAX_10_EXP], [], [], [[ #define __STDC_WANT_IEC_60559_TYPES_EXT__ #include ]]) AC_CHECK_DECL([FLT16_MANT_DIG], [], [], [[ #define __STDC_WANT_IEC_60559_TYPES_EXT__ #include ]]) if test "X$ac_cv_have_decl_FLT16_EPSILON" = "Xyes" && test "X$ac_cv_have_decl_FLT16_MIN" = "Xyes" && test "X$ac_cv_have_decl_FLT16_MAX" = "Xyes" && test "X$ac_cv_have_decl_FLT16_MIN_10_EXP" = "Xyes" && test "X$ac_cv_have_decl_FLT16_MAX_10_EXP" = "Xyes" && test "X$ac_cv_have_decl_FLT16_MANT_DIG" = "Xyes" ; then # Some compilers like OneAPI on Windows appear to detect _Float16 support # properly up to this point, and, in the absence of any architecture-specific # tuning compiler flags, will generate code for H5Tconv.c that performs # software conversions on _Float16 variables with compiler-internal functions # such as __extendhfsf2, __truncsfhf2, or __truncdfhf2. However, these # compilers will fail to link these functions into the build for currently # unknown reasons and cause the build to fail. Since these are compiler-internal # functions that we don't appear to have much control over, let's try to # compile a program that will generate these functions to check for _Float16 # support. If we fail to compile this program, we will simply disable # _Float16 support for the time being. AC_MSG_CHECKING([if compiler can correctly compile and run a test program which converts _Float16 to other types with casts]) TEST_SRC="`(echo \"#define H5_FLOAT16_CONVERSION_FUNCS_LINK_TEST 1\"; cat $srcdir/config/cmake/ConversionTests.c)`" AC_CACHE_VAL([hdf5_cv_float16_conversion_funcs_link], [AC_RUN_IFELSE( [AC_LANG_SOURCE([$TEST_SRC])], [hdf5_cv_float16_conversion_funcs_link=yes], [hdf5_cv_float16_conversion_funcs_link=no], [hdf5_cv_float16_conversion_funcs_link=no])]) AC_MSG_RESULT(${hdf5_cv_float16_conversion_funcs_link}) # Some compilers, notably AppleClang on MacOS 12, will succeed in the # configure check above when optimization flags like -O3 are manually # passed in CFLAGS. However, the build will then fail when it reaches # compilation of H5Tconv.c because of the issue mentioned above. MacOS # 13 appears to have fixed this, but, just to be sure, make sure the # check also passes without the passed in CFLAGS. conftest_cflags_backup="$CFLAGS" CFLAGS="" AC_MSG_CHECKING([if compiler can correctly compile and run a test program which converts _Float16 to other types with casts (without CFLAGS)]) TEST_SRC="`(echo \"#define H5_FLOAT16_CONVERSION_FUNCS_LINK_NO_FLAGS_TEST 1\"; cat $srcdir/config/cmake/ConversionTests.c)`" AC_CACHE_VAL([hdf5_cv_float16_conversion_funcs_link_no_flags], [AC_RUN_IFELSE( [AC_LANG_SOURCE([$TEST_SRC])], [hdf5_cv_float16_conversion_funcs_link_no_flags=yes], [hdf5_cv_float16_conversion_funcs_link_no_flags=no], [hdf5_cv_float16_conversion_funcs_link_no_flags=no])]) AC_MSG_RESULT(${hdf5_cv_float16_conversion_funcs_link_no_flags}) CFLAGS="$conftest_cflags_backup" if test ${hdf5_cv_float16_conversion_funcs_link} = "yes" && test ${hdf5_cv_float16_conversion_funcs_link_no_flags} = "yes"; then # Finally, MacOS 13 appears to have a bug specifically when converting # long double values to _Float16. Release builds of the dt_arith test # would cause any assignments to a _Float16 variable to be elided, # whereas Debug builds would perform incorrect hardware conversions by # simply chopping off all the bytes of the value except for the first 2. # These tests pass on MacOS 14, so let's perform a quick test to check # if the hardware conversion is done correctly. AC_MSG_CHECKING([if compiler can correctly convert long double values to _Float16]) TEST_SRC="`(echo \"#define H5_LDOUBLE_TO_FLOAT16_CORRECT_TEST 1\"; cat $srcdir/config/cmake/ConversionTests.c)`" if test ${ac_cv_sizeof_long_double} = 0; then hdf5_cv_ldouble_to_float16_correct=${hdf5_cv_ldouble_to_float16_correct=no} else AC_CACHE_VAL([hdf5_cv_ldouble_to_float16_correct], [AC_RUN_IFELSE( [AC_LANG_SOURCE([$TEST_SRC])], [hdf5_cv_ldouble_to_float16_correct=yes], [hdf5_cv_ldouble_to_float16_correct=no], [hdf5_cv_ldouble_to_float16_correct=yes])]) fi AC_MSG_RESULT(${hdf5_cv_ldouble_to_float16_correct}) # Backup and clear CFLAGS before performing configure check again conftest_cflags_backup="$CFLAGS" CFLAGS="" AC_MSG_CHECKING([if compiler can correctly convert long double values to _Float16 (without CFLAGS)]) TEST_SRC="`(echo \"#define H5_LDOUBLE_TO_FLOAT16_CORRECT_NO_FLAGS_TEST 1\"; cat $srcdir/config/cmake/ConversionTests.c)`" if test ${ac_cv_sizeof_long_double} = 0; then hdf5_cv_ldouble_to_float16_correct_no_flags=${hdf5_cv_ldouble_to_float16_correct_no_flags=no} else AC_CACHE_VAL([hdf5_cv_ldouble_to_float16_correct_no_flags], [AC_RUN_IFELSE( [AC_LANG_SOURCE([$TEST_SRC])], [hdf5_cv_ldouble_to_float16_correct_no_flags=yes], [hdf5_cv_ldouble_to_float16_correct_no_flags=no], [hdf5_cv_ldouble_to_float16_correct_no_flags=yes])]) fi AC_MSG_RESULT(${hdf5_cv_ldouble_to_float16_correct_no_flags}) CFLAGS="$conftest_cflags_backup" if test ${hdf5_cv_ldouble_to_float16_correct} = "yes" && test ${hdf5_cv_ldouble_to_float16_correct_no_flags} = "yes"; then AC_DEFINE([LDOUBLE_TO_FLOAT16_CORRECT], [1], [Define if your system can convert long double to _Float16 values correctly.]) else AC_MSG_NOTICE([Conversions from long double to _Float16 appear to be incorrect. These will be emulated through a soft conversion function.]) fi HAVE__FLOAT16="yes" # Check if we can use fabsf16 AC_CHECK_FUNC([fabsf16], [AC_DEFINE([HAVE_FABSF16], [1], [Define if has fabsf16 function])], []) # Define HAVE__FLOAT16 macro for H5pubconf.h if _Float16 is available. AC_DEFINE([HAVE__FLOAT16], [1], [Determine if _Float16 is available]) fi fi AC_MSG_CHECKING([if _Float16 support is enabled]) AC_MSG_RESULT([$HAVE__FLOAT16]) fi else AC_DEFINE([SIZEOF__FLOAT16], [0]) fi # Define HAVE__FLOAT16 value to substitute into other files for conditional testing AC_SUBST([HAVE__FLOAT16]) ## ---------------------------------------------------------------------- ## Check if the Fortran interface should be enabled ## ## This needs to be exposed for the library info file even if Fortran is disabled. AC_SUBST([HDF_FORTRAN]) ## Default is no Fortran HDF_FORTRAN=no AC_SUBST([HDF5_INTERFACES]) HDF5_INTERFACES="" AC_MSG_CHECKING([if Fortran interface enabled]) AC_ARG_ENABLE([fortran], [AS_HELP_STRING([--enable-fortran], [Compile the Fortran interface [default=no]])], [HDF_FORTRAN=$enableval]) AC_MSG_RESULT([$HDF_FORTRAN]) if test "X$HDF_FORTRAN" = "Xyes"; then ## ---------------------------------------------------------------------- ## Check for non-standard extension __FLOAT128 ## HAVE_FLOAT128=0 HAVE_QUADMATH=0 FLT128_DIG=0 LDBL_DIG=0 AC_CHECK_SIZEOF([__float128]) AC_CHECK_SIZEOF([_Quad]) AC_CHECK_HEADERS([quadmath.h], [HAVE_QUADMATH=1], []) PAC_FC_LDBL_DIG AC_SUBST([PAC_C_MAX_REAL_PRECISION]) if test "$ac_cv_sizeof___float128" != 0 && test "$FLT128_DIG" != 0 ; then AC_DEFINE([HAVE_FLOAT128], [1], [Determine if __float128 is available]) PAC_C_MAX_REAL_PRECISION=$FLT128_DIG else PAC_C_MAX_REAL_PRECISION=$LDBL_DIG fi AC_DEFINE_UNQUOTED([PAC_C_MAX_REAL_PRECISION], $PAC_C_MAX_REAL_PRECISION, [Determine the maximum decimal precision in C]) AC_MSG_RESULT([$PAC_C_MAX_REAL_PRECISION]) VERS_MAJOR=`cat $srcdir/src/H5public.h | sed -n 's/^#define H5_VERS_MAJOR //p'` VERS_MINOR=`cat $srcdir/src/H5public.h | sed -n 's/^#define H5_VERS_MINOR //p'` VERS_RELEASE=`cat $srcdir/src/H5public.h | sed -n 's/^#define H5_VERS_RELEASE //p'` AC_DEFINE_UNQUOTED([VERS_MAJOR_TMP], $VERS_MAJOR, [Define major library version]) AC_DEFINE_UNQUOTED([VERS_MINOR_TMP], $VERS_MINOR, [Define minor library version]) AC_DEFINE_UNQUOTED([VERS_RELEASE_TMP], $VERS_RELEASE, [Define release library version]) ## We will output an include file for Fortran, H5config_f.inc which ## contains various configure definitions used by the Fortran Library. ## Prepend H5_ to all macro names. This avoids name conflict between HDF5 macro ## names and those generated by another software package that uses the HDF5 library. AC_CONFIG_HEADERS([fortran/src/H5config_f.inc], [cat fortran/src/H5config_f.inc | sed '1d;s%^/\* \(.*\) \*/%\1%;s/#define /#define H5_/;s/#undef /#undef H5_/' >fortran/src/H5config_f.inc.tmp; sed -i 's\_TMP\\g' fortran/src/H5config_f.inc.tmp; mv -f fortran/src/H5config_f.inc.tmp fortran/src/H5config_f.inc]) AC_SUBST([FC]) HDF5_INTERFACES="$HDF5_INTERFACES fortran" ## -------------------------------------------------------------------- ## HDF5 integer variables for the H5fortran_types.f90 file. ## AC_SUBST([R_LARGE]) AC_SUBST([R_INTEGER]) AC_SUBST([HADDR_T]) AC_SUBST([HSIZE_T]) AC_SUBST([HSSIZE_T]) AC_SUBST([HID_T]) AC_SUBST([SIZE_T]) AC_SUBST([OBJECT_NAMELEN_DEFAULT_F]) ## -------------------------------------------------------------------- ## Fortran source extension ## AC_FC_SRCEXT([f90]) AC_SUBST([F9XSUFFIXFLAG]) AC_SUBST([FSEARCH_DIRS]) ## -------------------------------------------------------------------- ## Check for a Fortran compiler and how to include modules. ## AC_PROG_FC([PAC_FC_SEARCH_LIST],) AC_F9X_MODS ## Allow setting the fortran module install dir AC_ARG_WITH([fmoddir], [AS_HELP_STRING([--with-fmoddir=DIR], [Fortran module install directory])], [fmoddir=$withval], [fmoddir="\${includedir}"]) AC_SUBST([fmoddir], [$fmoddir]) ## Change to the Fortran 90 language AC_LANG_PUSH(Fortran) ## Checking if the compiler supports the required Fortran 2003 features and ## stopping if it does not. PAC_PROG_FC_HAVE_F2003_REQUIREMENTS if test "X$HAVE_F2003_REQUIREMENTS" = "Xno"; then AC_MSG_ERROR([Fortran compiler lacks required Fortran 2003 features; unsupported Fortran 2003 compiler, remove --enable-fortran]) fi ## Checking if the compiler supports fortran character being allocatable PAC_HAVE_CHAR_ALLOC ## -------------------------------------------------------------------- ## Define wrappers for the C compiler to use Fortran function names ## AC_FC_WRAPPERS ## -------------------------------------------------------------------- ## See if the fortran compiler supports the intrinsic function "SIZEOF" PAC_PROG_FC_SIZEOF ## See if the fortran compiler supports the intrinsic function "C_SIZEOF" PAC_PROG_FC_C_SIZEOF ## See if the fortran compiler supports the intrinsic function "STORAGE_SIZE" PAC_PROG_FC_STORAGE_SIZE ## -------------------------------------------------------------------- ## Checking if the fortran compiler supports ISO_FORTRAN_ENV (Fortran 2008) HAVE_ISO_FORTRAN_ENV="0" PAC_PROG_FC_ISO_FORTRAN_ENV if test "X$CHECK_ISO_FORTRAN_ENV" = "Xyes"; then HAVE_ISO_FORTRAN_ENV="1" AC_DEFINE([HAVE_ISO_FORTRAN_ENV], [1], [Define if Fortran supports ISO_FORTRAN_ENV (F08)]) fi ## Set the sizeof function for use later in the fortran tests if test "X$HAVE_STORAGE_SIZE_FORTRAN" = "Xyes";then FC_SIZEOF_A="STORAGE_SIZE(a, c_size_t)/STORAGE_SIZE(c_char_'a',c_size_t)" FC_SIZEOF_B="STORAGE_SIZE(b, c_size_t)/STORAGE_SIZE(c_char_'a',c_size_t)" FC_SIZEOF_C="STORAGE_SIZE(c, c_size_t)/STORAGE_SIZE(c_char_'a',c_size_t)" else if test "X$HAVE_SIZEOF_FORTRAN" = "Xyes";then FC_SIZEOF_A="SIZEOF(a)" FC_SIZEOF_B="SIZEOF(b)" FC_SIZEOF_C="SIZEOF(c)" else ## If neither intrinsic functions SIZEOF or STORAGE_SIZE is available then stop configure with an error AC_MSG_ERROR([Fortran compiler requires either intrinsic functions SIZEOF or STORAGE_SIZE]) fi fi ## Check KIND and size of native integer PAC_FC_NATIVE_INTEGER ## Find all available KINDs if test "X$HAVE_ISO_FORTRAN_ENV" = "X1";then PAC_FC_AVAIL_KINDS_F08 else PAC_FC_AVAIL_KINDS fi ## Find all SIZEOFs for available KINDs PAC_FC_SIZEOF_INT_KINDS PAC_FC_SIZEOF_REAL_KINDS AC_SUBST([PAC_FC_ALL_REAL_KINDS]) AC_SUBST([PAC_FC_MAX_REAL_PRECISION]) AC_SUBST([PAC_FORTRAN_NUM_INTEGER_KINDS]) AC_SUBST([PAC_FC_ALL_INTEGER_KINDS]) AC_SUBST([PAC_FC_ALL_REAL_KINDS_SIZEOF]) AC_SUBST([PAC_FC_ALL_INTEGER_KINDS_SIZEOF]) AC_SUBST([PAC_FORTRAN_NATIVE_INTEGER_KIND]) AC_SUBST([PAC_FORTRAN_NATIVE_INTEGER_SIZEOF]) AC_SUBST([PAC_FORTRAN_NATIVE_REAL_KIND]) AC_SUBST([PAC_FORTRAN_NATIVE_REAL_SIZEOF]) AC_SUBST([PAC_FORTRAN_NATIVE_DOUBLE_KIND]) AC_SUBST([PAC_FORTRAN_NATIVE_DOUBLE_SIZEOF]) AC_SUBST([HAVE_Fortran_INTEGER_SIZEOF_16]) AC_SUBST([FORTRAN_HAVE_C_LONG_DOUBLE]) AC_SUBST([FORTRAN_C_LONG_DOUBLE_IS_UNIQUE]) AC_SUBST([FORTRAN_C_BOOL_IS_UNIQUE]) AC_SUBST([HAVE_ISO_FORTRAN_ENV]) AC_SUBST([H5CONFIG_F_NUM_RKIND]) AC_SUBST([H5CONFIG_F_RKIND]) AC_SUBST([H5CONFIG_F_RKIND_SIZEOF]) AC_SUBST([H5CONFIG_F_NUM_IKIND]) AC_SUBST([H5CONFIG_F_IKIND]) AC_SUBST([Fortran_COMPILER_ID]) Fortran_COMPILER_ID=none AC_DEFINE_UNQUOTED([Fortran_COMPILER_ID], $Fortran_COMPILER_ID, [Define Fortran compiler ID]) ## Setting definition if there is a 16 byte fortran integer if `echo $PAC_FC_ALL_INTEGER_KINDS_SIZEOF | grep '16' >/dev/null`; then HAVE_Fortran_INTEGER_SIZEOF_16="1" AC_DEFINE([HAVE_Fortran_INTEGER_SIZEOF_16], [1], [Determine if INTEGER*16 is available]) else HAVE_Fortran_INTEGER_SIZEOF_16="0" AC_DEFINE([HAVE_Fortran_INTEGER_SIZEOF_16], [0], [Determine if INTEGER*16 is available]) fi if test "X$HAVE_STORAGE_SIZE_FORTRAN" = "Xyes"; then AC_DEFINE([FORTRAN_HAVE_STORAGE_SIZE], [1], [Define if we have Fortran intrinsic STORAGE_SIZE]) fi if test "X$HAVE_C_SIZEOF_FORTRAN" = "Xyes"; then AC_DEFINE([FORTRAN_HAVE_C_SIZEOF], [1], [Define if we have Fortran intrinsic C_SIZEOF]) fi if test "X$HAVE_SIZEOF_FORTRAN" = "Xyes"; then AC_DEFINE([FORTRAN_HAVE_SIZEOF], [1], [Define if we have Fortran intrinsic SIZEOF]) fi if test "X$HAVE_CHAR_ALLOC_FORTRAN" = "Xyes"; then AC_DEFINE([FORTRAN_HAVE_CHAR_ALLOC], [1], [Define if Fortran supports allocatable character]) fi ## See if C_LONG_DOUBLE is available PAC_PROG_FC_HAVE_C_LONG_DOUBLE FORTRAN_HAVE_C_LONG_DOUBLE="0" if test "X$HAVE_C_LONG_DOUBLE_FORTRAN" = "Xyes"; then FORTRAN_HAVE_C_LONG_DOUBLE="1" AC_DEFINE([FORTRAN_HAVE_C_LONG_DOUBLE], [1], [Define if we have Fortran C_LONG_DOUBLE]) fi ## Is C_LONG_DOUBLE different from C_DOUBLE FORTRAN_C_LONG_DOUBLE_IS_UNIQUE="0" if test "$FORTRAN_HAVE_C_LONG_DOUBLE" = "1"; then PAC_PROG_FC_C_LONG_DOUBLE_EQ_C_DOUBLE if test "X$C_LONG_DOUBLE_IS_UNIQUE_FORTRAN" = "Xyes"; then FORTRAN_C_LONG_DOUBLE_IS_UNIQUE="1" AC_DEFINE([FORTRAN_C_LONG_DOUBLE_IS_UNIQUE], [1], [Define if Fortran C_LONG_DOUBLE is different from C_DOUBLE]) else FORTRAN_C_LONG_DOUBLE_IS_UNIQUE="0" fi fi ## Is C_BOOL different from default LOGICAL FORTRAN_C_BOOL_IS_UNIQUE="0" PAC_PROG_FC_C_BOOL_EQ_LOGICAL if test "X$C_BOOL_IS_UNIQUE_FORTRAN" = "Xyes"; then FORTRAN_C_BOOL_IS_UNIQUE="1" AC_DEFINE([FORTRAN_C_BOOL_IS_UNIQUE], [1], [Define if Fortran C_BOOL is different from default LOGICAL]) else FORTRAN_C_BOOL_IS_UNIQUE="0" fi FORTRAN_SIZEOF_LONG_DOUBLE=${ac_cv_sizeof_long_double} AC_DEFINE_UNQUOTED([FORTRAN_SIZEOF_LONG_DOUBLE], ["${ac_cv_sizeof_long_double}"], [Determine the size of C long double]) dnl get the largest sizeof for REAL kinds max_real_fortran_sizeof="`echo $PAC_FC_ALL_REAL_KINDS_SIZEOF | sed -ne 's/.*,\([[0-9]]*\)}/\1/p'`" max_real_fortran_kind="`echo $PAC_FC_ALL_REAL_KINDS | sed -ne 's/.*,\([[0-9]]*\)}/\1/p'`" dnl remove the invalid kind from the list if test "$ac_cv_sizeof___float128" != 0;then if test "$ac_cv_sizeof___float128" != "$max_real_fortran_sizeof" && test "${ac_cv_sizeof_long_double}" != "$max_real_fortran_sizeof" && dnl account for the fact that the C compiler can have 16-byte __float128 and the Fortran compiler only has 8-byte doubles, dnl so we don't want to remove the 8-byte Fortran doubles. This is sometimes the case if different C and Fortran vendors dnl are used (for example gnu and pgi). test "${ac_cv_sizeof_double}" != "$max_real_fortran_sizeof" ; then AC_MSG_WARN([ Fortran REAL(KIND=$max_real_fortran_kind) is $max_real_fortran_sizeof Bytes, but no corresponding C float type exists of that size !!! Fortran interfaces will not be generated for REAL(KIND=$max_real_fortran_kind) !!! ]) PAC_FC_ALL_REAL_KINDS="`echo $PAC_FC_ALL_REAL_KINDS | sed -e 's/,[[0-9]]\+}/}/g'`" PAC_FC_ALL_REAL_KINDS_SIZEOF="`echo $PAC_FC_ALL_REAL_KINDS_SIZEOF | sed -e 's/,[[0-9]]\+}/}/g'`" fi fi AC_MSG_CHECKING([for Fortran interoperable KINDS with C]) AC_MSG_RESULT([$PAC_FC_ALL_REAL_KINDS]) dnl count the number of real kinds H5CONFIG_F_NUM_RKIND="INTEGER, PARAMETER :: num_rkinds = `echo \"[$]PAC_FC_ALL_REAL_KINDS\" | tr -d -c ',\n' | awk '{ print length + 1; }'`" H5CONFIG_F_RKIND="INTEGER, DIMENSION(1:num_rkinds) :: rkind = (/`echo $PAC_FC_ALL_REAL_KINDS | sed -e 's/{//g' | sed -e 's/}//g' | sed -e 's/ /,/g'`/)" H5CONFIG_F_RKIND_SIZEOF="INTEGER, DIMENSION(1:num_rkinds) :: rkind_sizeof = (/`echo $PAC_FC_ALL_REAL_KINDS_SIZEOF | sed -e 's/{//g' | sed -e 's/}//g'| sed -e 's/ /,/g'`/)" AC_DEFINE_UNQUOTED([H5CONFIG_F_NUM_RKIND], $H5CONFIG_F_NUM_RKIND, [Define number of valid Fortran REAL KINDs]) AC_DEFINE_UNQUOTED([H5CONFIG_F_RKIND], $H5CONFIG_F_RKIND, [Define valid Fortran REAL KINDs]) AC_DEFINE_UNQUOTED([H5CONFIG_F_RKIND_SIZEOF], $H5CONFIG_F_RKIND_SIZEOF, [Define valid Fortran REAL KINDs Sizeof]) ## Change back to the C language AC_LANG_POP(Fortran) else FC="no" fi ## ---------------------------------------------------------------------- ## Check if they would like the C++ interface compiled ## ## This needs to be exposed for the library info file even if C++ is disabled. AC_SUBST([HDF_CXX]) ## Default is no C++ HDF_CXX=no ## We need to check for a C++ compiler unconditionally, since ## AC_PROG_CXX defines some macros that Automake 1.9.x uses and will ## miss even if c++ is not enabled. AC_PROG_CXX AC_PROG_CXXCPP AC_MSG_CHECKING([if c++ interface enabled]) AC_ARG_ENABLE([cxx], [AS_HELP_STRING([--enable-cxx], [Compile the C++ interface [default=no]])], [HDF_CXX=$enableval]) AC_MSG_RESULT([$HDF_CXX]) if test "X$HDF_CXX" = "Xyes"; then HDF5_INTERFACES="$HDF5_INTERFACES c++" ## Expose the compiler for *.in files AC_SUBST([CXX]) ## Change to the C++ language AC_LANG_PUSH(C++) else CXX="no" fi ## Change back to the C language AC_LANG_POP(C++) ## ---------------------------------------------------------------------- ## Check if they would like the High Level library compiled ## ## This needs to be exposed for the library info file even if the HL ## library is disabled. AC_SUBST([HDF5_HL]) AC_SUBST([HDF5_HL_TOOLS]) AC_SUBST([HDF5_HL_GIF_TOOLS]) ## The high-level library and high-level tools are enabled unless the build mode ## is clean. if test "X-$BUILD_MODE" = "X-clean" ; then HDF5_HL=no HDF5_HL_TOOLS=no else HDF5_HL=yes HDF5_HL_TOOLS=yes fi ## high-level library directories (set when needed, blank until then) ## ## main high-level library AC_SUBST(HL) HL="" ## Fortran high-level library AC_SUBST(HL_FOR) HL_FOR="" ## Tools high-level library AC_SUBST(HL_TOOLS) HL_TOOLS="" AC_MSG_CHECKING([if the high-level library is enabled]) AC_ARG_ENABLE([hl], [AS_HELP_STRING([--enable-hl], [Enable the high-level library. [default=yes (unless build mode = clean)] ])], [HDF5_HL=$enableval]) if test "X-$HDF5_HL" = "X-yes"; then AC_MSG_RESULT([yes]) HL="hl" AC_DEFINE([INCLUDE_HL], [1], [Define if the high-level library headers should be included in hdf5.h]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Enable new references for dimension scales ## AC_SUBST([DIMENSION_SCALES_WITH_NEW_REF]) AC_MSG_CHECKING([whether to use new references with dimension scales]); AC_ARG_ENABLE([dimension-scales-with-new-ref], [AS_HELP_STRING([--enable-dimension-scales-with-new-ref], [Use new references when creating dimension scales. [default=no] ])], [DIMENSION_SCALES_WITH_NEW_REF=$enableval]) ## Set the default value to use old references. if test "X-$DIMENSION_SCALES_WITH_NEW_REF" = X- ; then DIMENSION_SCALES_WITH_NEW_REF=no fi case "X-$DIMENSION_SCALES_WITH_NEW_REF" in X-yes) AC_MSG_RESULT([yes]) AC_DEFINE([DIMENSION_SCALES_WITH_NEW_REF], [1], [Define if new references for dimension scales were requested]) ;; X-no) AC_MSG_RESULT([no]) ;; *) AC_MSG_ERROR([Unrecognized value: $DIMENSION_SCALES_WITH_NEW_REF]) ;; esac ## ---------------------------------------------------------------------- ## Check which archiving tool to use. This needs to be done before ## the LT_INIT macro. ## if test -z "$AR"; then AC_CHECK_PROGS([AR], [ar xar], [:], [$PATH]) fi AC_SUBST([AR]) # Set the default ar flags to cr # The Automake default is to use cru and the 'u' causes ar # to emit warnings on some platforms. AR_FLAGS=cr ## Export the AR macro so that it will be placed in the libtool file ## correctly. export AR AC_PROG_MAKE_SET AC_PROG_INSTALL ## ---------------------------------------------------------------------- ## Set up ${TR} which is used to process the package list for extra ## debugging output in the C library. AC_PATH_PROG([TR], [tr]) ## ---------------------------------------------------------------------- ## Check that time can be used with srcdir. This is okay on most systems, ## but seems to cause problems on Cygwin. ## The solution on Cygwin is not to record execution time for tests. ## ## Note: This is still true as of Cygwin 1.7.32 (Aug 2014) on both 32- ## and 64-bit platforms. Given how long this has been true, it seems ## unlikely to change, but we should probably re-test this periodically. AC_MSG_CHECKING([if srcdir= and time commands work together]) AC_SUBST([TIME]) TIME=time TIME_TEST=`foo="bar" ${TIME} echo 'baz' 2> /dev/null | grep baz` if test "X${TIME_TEST}" = "Xbaz"; then AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) TIME= fi ## The following variables are used to distinguish between building a ## serial and parallel library. ## ## HAVE_PARALLEL -- defined in H5config.h if we are building ## a parallel library even if configure wasn't ## able to find some header file or library that ## might be required. This is defined if the ## user explicitly states ## that a parallel library is being built by supplying ## the `--enable-parallel' configure switch. ## ## PARALLEL -- This variable is set to a non-null value if ## we're building a parallel version of the library. ## ## RUNSERIAL -- This is a command which will be prepended to ## the executable name to run the executable using ## a single process. For serial versions of the ## library this will normally be empty. For parallel ## versions it might be something like `mpiexec -n 1'. ## The value of this variable is substituted in *.in ## files. ## ## RUNPARALLEL -- This is a command which will be prepended to ## the executable name to run the executable on ## multiple processors. For the serial library the ## value will normally be the empty string. For ## parallel library it should be something like ## "mpiexec -n \$\${NPROCS:=6}" where NPROCS will ## eventually contain the number of processors on which ## to run the executable (the double dollarsigns are to ## protect the expansion until make executes the ## command). The value of this variable is ## substituted in *.in files. ## AC_SUBST([PARALLEL]) AC_SUBST([RUNSERIAL]) AC_SUBST([RUNPARALLEL]) AC_SUBST([TESTPARALLEL]) ## ---------------------------------------------------------------------- ## Check if they would like the Java native interface (JNI) compiled ## ## This needs to be exposed for the library info file even if Java is disabled. AC_SUBST([HDF_JAVA]) ## Default is no Java HDF_JAVA=no AC_SUBST([H5_CLASSPATH]) H5_CLASSPATH="" AC_MSG_CHECKING([if Java JNI interface enabled]) AC_ARG_ENABLE([java], [AS_HELP_STRING([--enable-java], [Compile the Java JNI interface [default=no]])], [HDF_JAVA=$enableval]) if test "X$HDF_JAVA" = "Xyes"; then if test "X${enable_shared}" != "Xno"; then AC_MSG_RESULT([yes]) if test "X$CLASSPATH" = "X"; then H5_CLASSPATH=".:$srcdir/java/lib" else H5_CLASSPATH=".:$CLASSPATH:$srcdir/java/lib" fi ## Checks for programs. AX_JAVA_OPTIONS H5_JAVACFLAGS=$JAVACFLAGS H5_JAVAFLAGS=$JAVAFLAGS AX_PROG_JAVAC AX_PROG_JAVA AX_PROG_JAR AX_PROG_JAVADOC ## Find the include directories needed for building JNI code AX_JNI_INCLUDE_DIR() for JNI_INCLUDE_DIR in $JNI_INCLUDE_DIRS do JNIFLAGS="$JNIFLAGS -I$JNI_INCLUDE_DIR" done ## Find junit for testing the JNI code AX_CHECK_CLASSPATH() CLASSPATH_ENV=$H5_CLASSPATH AX_CHECK_JUNIT() AX_CHECK_JAVA_HOME AC_MSG_RESULT([yes]) else AC_MSG_ERROR([Java requires shared libraries to be built]) HDF_JAVA="no" AC_MSG_RESULT([no]) fi else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Fortran libraries are not currently supported on Mac. Disable them. ## (this is overridable with --enable-unsupported). ## AC_SUBST([H5_FORTRAN_SHARED]) H5_FORTRAN_SHARED="no" if test "X${HDF_FORTRAN}" = "Xyes" && test "X${enable_shared}" != "Xno"; then AC_MSG_CHECKING([if shared Fortran libraries are supported]) H5_FORTRAN_SHARED="yes" ## Report results of check(s) if test "X${H5_FORTRAN_SHARED}" = "Xno"; then AC_MSG_RESULT([no]) AC_MSG_WARN([$CHECK_WARN]) if test "X${ALLOW_UNSUPPORTED}" != "Xyes"; then AC_MSG_WARN([Disabling shared Fortran libraries.]) AC_MSG_WARN([To override this behavior, please use --enable-unsupported configure option.]) if test "X${enable_static}" = "Xno"; then AC_MSG_ERROR([both static and shared Fortran libraries are disabled]) fi else AC_MSG_WARN([Allowing unsupported Fortran shared libraries due to use of --enable-unsupported flag]) H5_FORTRAN_SHARED="yes" fi else AC_MSG_RESULT([yes]) fi fi AM_CONDITIONAL([FORTRAN_SHARED_CONDITIONAL], [test "X$H5_FORTRAN_SHARED" = "Xyes"]) ## ---------------------------------------------------------------------- ## Check if they would like to disable building tests ## ## This needs to be exposed for the library info file. AC_SUBST([HDF5_TESTS]) ## Default is to build tests HDF5_TESTS=yes AC_MSG_CHECKING([if building tests is disabled]) AC_ARG_ENABLE([tests], [AS_HELP_STRING([--enable-tests], [Compile the HDF5 tests [default=yes]])], [HDF5_TESTS=$enableval]) AC_MSG_RESULT([$HDF5_TESTS]) ## These need to be exposed for some tests. AC_SUBST([H5_UTILS_TEST_BUILDDIR]) H5_UTILS_TEST_BUILDDIR='utils/test' AC_SUBST([H5_TEST_BUILDDIR]) H5_TEST_BUILDDIR='test' ## ---------------------------------------------------------------------- ## Check what level of testing should be enabled ## ## Default is quickest testing TEST_EXPRESS_LEVEL_DEFAULT=3 AC_MSG_CHECKING([if HDF5 testing intensity level is set]) AC_ARG_ENABLE([test-express], [AS_HELP_STRING([--enable-test-express=(0-3)], [Set HDF5 testing intensity level (0-3) [0 = exhaustive testing; 3 = quicker testing; default=3] Set environment variable HDF5TestExpress to override configured setting])], [TEST_EXPRESS_LEVEL_DEFAULT=$enableval]) case "X-$TEST_EXPRESS_LEVEL_DEFAULT" in X-0|X-1|X-2|X-3) AC_MSG_RESULT([$TEST_EXPRESS_LEVEL_DEFAULT]) ;; *) AC_MSG_RESULT([error]) AC_MSG_ERROR([$TEST_EXPRESS_LEVEL_DEFAULT is not a valid test express level]) ;; esac AC_DEFINE_UNQUOTED([TEST_EXPRESS_LEVEL_DEFAULT], [$TEST_EXPRESS_LEVEL_DEFAULT], [HDF5 testing intensity level]) ## ---------------------------------------------------------------------- ## Check if they would like to disable building tools ## ## This needs to be exposed for the library info file. AC_SUBST([HDF5_TOOLS]) ## Default is to build tests and tools HDF5_TOOLS=yes AC_MSG_CHECKING([if building tools is enabled]) AC_ARG_ENABLE([tools], [AS_HELP_STRING([--enable-tools], [Compile the HDF5 tools [default=yes]])], [HDF5_TOOLS=$enableval]) AC_MSG_RESULT([$HDF5_TOOLS]) ## ---------------------------------------------------------------------- ## Check if they would like to disable building the high-level GIF ## tools (they have unfixed CVE issues) ## AC_MSG_CHECKING([if the high-level GIF tools are enabled]) AC_ARG_ENABLE([hlgiftools], [AS_HELP_STRING([--enable-hlgiftools], [Enable the high-level GIF tools. NOTE: These have unfixed CVE issues! 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If shared/static libraries are going to be enabled ## or disabled, it should happen before these macros. LT_PREREQ([2.2]) ## ---------------------------------------------------------------------- ## dlopen - This will use an improved version of libtool ## win32-dll - This will build clean dlls on win32 platforms. LT_INIT([dlopen,win32-dll]) ## ---------------------------------------------------------------------- ## Check if we should install only statically linked executables. ## This check needs to occur after libtool is initialized because ## we check a libtool cache value and may issue a warning based ## on its result. AC_SUBST([STATIC_EXEC]) ## Default is no STATIC_EXEC=no AC_MSG_CHECKING([if we should install only statically linked executables]) AC_ARG_ENABLE([static_exec], [AS_HELP_STRING([--enable-static-exec], [Install only statically linked executables [default=no]])], [STATIC_EXEC=$enableval]) AC_MSG_RESULT([$STATIC_EXEC]) if test "X$STATIC_EXEC" = "Xyes"; then ## Issue a warning if -static flag is not supported. if test "X$lt_cv_prog_compiler_static_works" = "Xno"; then AC_MSG_WARN([-static flag not supported on this system; executable won't statically link shared system libraries.]) LT_STATIC_EXEC="" else LT_STATIC_EXEC="-all-static" fi else LT_STATIC_EXEC="" fi AM_CONDITIONAL([USE_PLUGINS_CONDITIONAL], [test "X$LT_STATIC_EXEC" = X]) AC_SUBST([LT_STATIC_EXEC]) ## Fix up the INSTALL macro if it's a relative path. 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AC_MSG_CHECKING([if -Wl,-rpath should be used to link shared libs in nondefault directories]) AC_ARG_ENABLE([sharedlib-rpath], [AS_HELP_STRING([--disable-sharedlib-rpath], [Disable use of the '=Wl,-rpath' linker option])], [RPATH=$enableval]) case "X-$RPATH" in X-no) AC_MSG_RESULT([no]) runpath_var= hardcode_libdir_flag_spec= hardcode_libdir_flag_spec_ld= hardcode_into_libs=no ;; X-|X-yes) AC_MSG_RESULT([yes]) ;; *) AC_MSG_RESULT([error]) AC_MSG_ERROR([\'$enableval\' is not a valid rpath type]) ;; esac ## ---------------------------------------------------------------------- ## Check for system libraries. "dl" stands for dynamically loaded library ## AC_CHECK_LIB([m], [ceil]) AC_CHECK_LIB([dl], [dlopen]) ## ---------------------------------------------------------------------- ## Check for system header files. ## ## Unix AC_CHECK_HEADERS([dirent.h features.h pwd.h unistd.h]) AC_CHECK_HEADERS([sys/file.h sys/ioctl.h sys/resource.h]) AC_CHECK_HEADERS([sys/stat.h sys/time.h sys/types.h]) ## Darwin AC_SUBST([H5_IS_DARWIN]) H5_IS_DARWIN="no" case $host_os in darwin*) AC_DEFINE([HAVE_DARWIN], [1], [Define if Darwin or Mac OS X]) H5_IS_DARWIN="yes" ;; esac ## Windows case "$host_os" in *mingw*) # The Winsock library AC_CHECK_LIB([ws2_32], [htons]) ;; esac # Mirror VFD networking AC_CHECK_HEADERS([arpa/inet.h netdb.h netinet/in.h sys/socket.h]) ## ---------------------------------------------------------------------- ## Some platforms require that all symbols are resolved when a library ## is linked. 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The custom ## macro additionally adds the appropriate defines to AM_CPPFLAGS ## so that later configure checks have them visible. ## ## NOTE: AC_SYS_LARGEFILE is buggy on some platforms and will ## NOT set the defines, even though it correctly detects ## the necessary values. These macro hacks are annoying ## but unfortunately will be necessary until we decide ## to drop support for platforms that don't have 64-bit ## off_t defaults. ## Check for _FILE_OFFSET_BITS _AC_SYS_LARGEFILE_MACRO_VALUE([_FILE_OFFSET_BITS], [64], [ac_cv_sys_file_offset_bits], [Number of bits in a file offset, on hosts where this is settable.], [_AC_SYS_LARGEFILE_TEST_INCLUDES]) ## Check for _LARGE_FILES if test "$ac_cv_sys_file_offset_bits" = unknown; then _AC_SYS_LARGEFILE_MACRO_VALUE([_LARGE_FILES], [1], [ac_cv_sys_large_files], [Define for large files, on AIX-style hosts.], [_AC_SYS_LARGEFILE_TEST_INCLUDES]) fi ## ---------------------------------------------------------------------- ## Add necessary defines for Linux Systems. ## case "$host_os" in *linux*) ## Add POSIX support on Linux systems, so defines ## __USE_POSIX, which is required to get the prototype for fdopen ## defined correctly in . ## ## This flag was removed from h5cc as of 2009-10-17 when it was found ## that the flag broke compiling netCDF-4 code with h5cc, but kept in ## H5_CPPFLAGS because fdopen and HDfdopen fail without it. HDfdopen ## is used only by H5_debug_mask which is used only when debugging in ## H5_init_library (all in H5.c). When the flag was removed this was ## the only compile failure noted. ## ## This was originally defined as _POSIX_SOURCE which was updated to ## _POSIX_C_SOURCE=199506L to expose a greater amount of POSIX ## functionality so clock_gettime and CLOCK_MONOTONIC are defined ## correctly. This was later updated to 200112L so that ## posix_memalign() is visible for the direct VFD code on Linux ## systems. Even later, this was changed to 200809L to support ## pread/pwrite in VFDs. ## ## POSIX feature information can be found in the gcc manual at: ## http://www.gnu.org/s/libc/manual/html_node/Feature-Test-Macros.html H5_CPPFLAGS="-D_POSIX_C_SOURCE=200809L $H5_CPPFLAGS" ## Need to add this so that O_DIRECT is visible for the direct ## VFD on Linux systems. 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CPPFLAGS="$H5_CPPFLAGS $AM_CPPFLAGS $CPPFLAGS" CFLAGS="$H5_CFLAGS $AM_CFLAGS $CFLAGS" ## Checkpoint the cache AC_CACHE_SAVE AC_CHECK_SIZEOF( [int8_t]) AC_CHECK_SIZEOF( [uint8_t]) AC_CHECK_SIZEOF( [int_least8_t]) AC_CHECK_SIZEOF( [uint_least8_t]) AC_CHECK_SIZEOF( [int_fast8_t]) AC_CHECK_SIZEOF( [uint_fast8_t]) AC_CHECK_SIZEOF( [int16_t]) AC_CHECK_SIZEOF( [uint16_t]) AC_CHECK_SIZEOF( [int_least16_t]) AC_CHECK_SIZEOF([uint_least16_t]) AC_CHECK_SIZEOF( [int_fast16_t]) AC_CHECK_SIZEOF( [uint_fast16_t]) AC_CHECK_SIZEOF( [int32_t]) AC_CHECK_SIZEOF( [uint32_t]) AC_CHECK_SIZEOF( [int_least32_t]) AC_CHECK_SIZEOF([uint_least32_t]) AC_CHECK_SIZEOF( [int_fast32_t]) AC_CHECK_SIZEOF( [uint_fast32_t]) AC_CHECK_SIZEOF( [int64_t]) AC_CHECK_SIZEOF( [uint64_t]) AC_CHECK_SIZEOF( [int_least64_t]) AC_CHECK_SIZEOF([uint_least64_t]) AC_CHECK_SIZEOF( [int_fast64_t]) AC_CHECK_SIZEOF( [uint_fast64_t]) AC_CHECK_SIZEOF([bool], [], [#include ]) AC_CHECK_SIZEOF([off_t]) AC_CHECK_SIZEOF([ptrdiff_t]) AC_CHECK_SIZEOF([size_t]) AC_CHECK_SIZEOF([ssize_t]) AC_CHECK_SIZEOF([time_t], [], [#include ]) ## Checkpoint the cache AC_CACHE_SAVE ## ---------------------------------------------------------------------- ## Check if the dev_t type is a scalar type (must come after the check for ## sys/types.h) AC_MSG_CHECKING([if dev_t is scalar]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #ifdef HAVE_SYS_TYPES_H #include #endif ]], [[dev_t d1, d2; if(d1==d2) return 0;]])], [AC_DEFINE([DEV_T_IS_SCALAR], [1], [Define if dev_t is a scalar]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])]) ## ---------------------------------------------------------------------- ## Fake --with-xxx option to allow us to create a help message for the ## following --with-xxx options which can take either a =DIR or =INC,LIB ## specifier. ## AC_ARG_WITH([fnord], [ For the following --with-xxx options, you can specify where the header files and libraries are in two different ways: --with-xxx=INC,LIB - Specify individually the include directory and library directory separated by a comma --with-xxx=DIR - Specify only the directory which contains the include/ and lib/ subdirectories ]) ## ---------------------------------------------------------------------- ## Make the external filters list available to *.in files ## At this point it's unset (no external filters by default) but it ## will be filled in during the deflate/zlib and szip/libaec processing ## below. ## AC_SUBST([EXTERNAL_FILTERS]) ## ---------------------------------------------------------------------- ## Is the GNU zlib present? It has a header file `zlib.h' and a library ## `-lz' and their locations might be specified with the `--with-zlib' ## command-line switch. The value is an include path and/or a library path. ## If the library path is specified then it must be preceded by a comma. ## AC_SUBST([USE_FILTER_DEFLATE]) USE_FILTER_DEFLATE="no" AC_ARG_WITH([zlib], [AS_HELP_STRING([--with-zlib=DIR], [Use zlib library for external deflate I/O filter [default=yes]])],, [withval=yes]) case "X-$withval" in X-yes) HAVE_ZLIB="yes" AC_CHECK_HEADERS([zlib.h], [HAVE_ZLIB_H="yes"], [unset HAVE_ZLIB]) if test "x$HAVE_ZLIB" = "xyes" -a "x$HAVE_ZLIB_H" = "xyes"; then AC_CHECK_LIB([z], [compress2],, [unset HAVE_ZLIB]) fi if test -z "$HAVE_ZLIB"; then if test -n "$HDF5_CONFIG_ABORT"; then AC_MSG_ERROR([couldn't find zlib library]) fi else AC_CHECK_FUNC([compress2], [HAVE_COMPRESS2="yes"]) fi ;; X-|X-no|X-none) HAVE_ZLIB="no" AC_MSG_CHECKING([for zlib]) AC_MSG_RESULT([suppressed]) ;; *) HAVE_ZLIB="yes" case "$withval" in *,*) zlib_inc="`echo $withval | cut -f1 -d,`" zlib_lib="`echo $withval | cut -f2 -d, -s`" ;; *) if test -n "$withval"; then zlib_inc="$withval/include" zlib_lib="$withval/lib" fi ;; esac saved_CPPFLAGS="$CPPFLAGS" saved_AM_CPPFLAGS="$AM_CPPFLAGS" saved_LDFLAGS="$LDFLAGS" saved_AM_LDFLAGS="$AM_LDFLAGS" if test -n "$zlib_inc"; then CPPFLAGS="$CPPFLAGS -I$zlib_inc" AM_CPPFLAGS="$AM_CPPFLAGS -I$zlib_inc" fi AC_CHECK_HEADERS([zlib.h], [HAVE_ZLIB_H="yes"], [CPPFLAGS="$saved_CPPFLAGS"; AM_CPPFLAGS="$saved_AM_CPPFLAGS"] [unset HAVE_ZLIB]) if test -n "$zlib_lib"; then LDFLAGS="$LDFLAGS -L$zlib_lib" AM_LDFLAGS="$AM_LDFLAGS -L$zlib_lib" fi if test "x$HAVE_ZLIB" = "xyes" -a "x$HAVE_ZLIB_H" = "xyes"; then AC_CHECK_LIB([z], [compress2],, [LDFLAGS="$saved_LDFLAGS"; AM_LDFLAGS="$saved_AM_LDFLAGS"; unset HAVE_ZLIB]) fi if test -z "$HAVE_ZLIB"; then if test -n "$HDF5_CONFIG_ABORT"; then AC_MSG_ERROR([couldn't find zlib library]) fi else AC_CHECK_FUNC([compress2], [HAVE_COMPRESS2="yes"]) fi ;; esac if test "x$HAVE_ZLIB" = "xyes" -a "x$HAVE_ZLIB_H" = "xyes" -a "x$HAVE_COMPRESS2" = "xyes"; then AC_DEFINE([HAVE_FILTER_DEFLATE], [1], [Define if support for deflate (zlib) filter is enabled]) USE_FILTER_DEFLATE="yes" ## Add "deflate" to external filter list if test "X$EXTERNAL_FILTERS" != "X"; then EXTERNAL_FILTERS="${EXTERNAL_FILTERS}," fi EXTERNAL_FILTERS="${EXTERNAL_FILTERS}deflate(zlib)" fi ## ---------------------------------------------------------------------- ## Is the szlib present? It has a header file `szlib.h' and a library ## `-lsz' and their locations might be specified with the `--with-szlib' ## command-line switch. The value is an include path and/or a library path. ## If the library path is specified then it must be preceded by a comma. ## ## libaec also implements Space Data System Standard 121.0-B-2 and has ## an szip compatibility header. Since the AEC library is BSD licensed ## for both encoding and decoding, we now build with the filter enabled ## by default when the library is found. ## AC_SUBST([LL_PATH]) AC_SUBST([USE_FILTER_SZIP]) USE_FILTER_SZIP="no" AC_ARG_WITH([szlib], [AS_HELP_STRING([--with-szlib=DIR], [Use szlib library for external szlib I/O filter [default=yes]])],, [withval=yes]) case "X-$withval" in X-yes) HAVE_SZLIB="yes" AC_CHECK_HEADERS([szlib.h], [HAVE_SZLIB_H="yes"], [unset HAVE_SZLIB]) if test "x$HAVE_SZLIB" = "xyes" -a "x$HAVE_SZLIB_H" = "xyes"; then AC_CHECK_LIB([sz], [SZ_BufftoBuffCompress],, [unset HAVE_SZLIB]) fi if test -z "$HAVE_SZLIB" -a -n "$HDF5_CONFIG_ABORT"; then AC_MSG_ERROR([couldn't find szlib library]) fi ;; X-|X-no|X-none) HAVE_SZLIB="no" AC_MSG_CHECKING([for szlib]) AC_MSG_RESULT([suppressed]) ;; *) HAVE_SZLIB="yes" case "$withval" in *,*) szlib_inc="`echo $withval |cut -f1 -d,`" szlib_lib="`echo $withval |cut -f2 -d, -s`" ;; *) if test -n "$withval"; then szlib_inc="$withval/include" szlib_lib="$withval/lib" fi ;; esac saved_CPPFLAGS="$CPPFLAGS" saved_AM_CPPFLAGS="$AM_CPPFLAGS" saved_LDFLAGS="$LDFLAGS" saved_AM_LDFLAGS="$AM_LDFLAGS" if test -n "$szlib_inc"; then CPPFLAGS="$CPPFLAGS -I$szlib_inc" AM_CPPFLAGS="$AM_CPPFLAGS -I$szlib_inc" fi if test -n "$szlib_lib"; then LDFLAGS="$LDFLAGS -L$szlib_lib" AM_LDFLAGS="$AM_LDFLAGS -L$szlib_lib" fi if test "x$HAVE_SZLIB" = "xyes"; then AC_CHECK_LIB([sz], [SZ_BufftoBuffCompress],, [CPPFLAGS="$saved_CPPFLAGS"; AM_CPPFLAGS="$saved_AM_CPPFLAGS"; LDFLAGS="$saved_LDFLAGS"; AM_LDFLAGS="$saved_AM_LDFLAGS"; unset HAVE_SZLIB]) if test -n "$HAVE_SZLIB"; then AC_CHECK_HEADERS([szlib.h], [HAVE_SZLIB_H="yes"], [CPPFLAGS="$saved_CPPFLAGS"; AM_CPPFLAGS="$saved_AM_CPPFLAGS"] [unset HAVE_SZLIB]) else AC_MSG_RESULT([Using SZ_BufftoBuffCompress from libsz in $szlib_lib failed. 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It requires Pthreads support ## on POSIX systems. ## AC_SUBST([THREADSAFE]) ## Default is no thread-safety THREADSAFE=no AC_MSG_CHECKING([for thread safe support]) AC_ARG_ENABLE([threadsafe], [AS_HELP_STRING([--enable-threadsafe], [Enable thread-safe capability. Not compatible with the high-level library, Fortran, or C++ wrappers. [default=no]])], [THREADSAFE=$enableval]) ## The high-level, C++, Fortran and Java interfaces are not compatible ## with the thread-safety option because the lock is not hoisted ## into the higher-level API calls. ## --enable-threadsafe is incompatible with --enable-hl unless ## --enable-unsupported has been specified on the configure line. ## ## Note that the high-level library is enabled by default so most ## users will have to add --disable-hl to the configure options. if test "X${ALLOW_UNSUPPORTED}" != "Xyes"; then if test "X${HDF5_HL}" = "Xyes" -a "X${enable_threadsafe}" = "Xyes"; then AC_MSG_ERROR([The thread-safe library is incompatible with the high-level library. --disable-hl can be used to prevent building the high-level library (recommended). 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It has a header file `pthread.h' and ## a library `-lpthread' and their locations might be specified with the ## `--with-pthread' command-line switch. The value is an include path ## and/or a library path. If the library path is specified then it must ## be preceded by a comma. ## ## The default is to use Pthreads when building with the Autotools, unless ## we're building w/ MinGW. AC_SUBST([HAVE_PTHREAD]) HAVE_PTHREAD=yes AC_ARG_WITH([pthread], [AS_HELP_STRING([--with-pthread=DIR], [Specify alternative path to Pthreads library when thread-safe capability is built. Set this to 'yes' or the location of Pthreads when building with MinGW and you would rather use Pthreads than Win32 threads.])],, [withval=default]) ## If we're on MinGW, we want to use Win32 threads unless the builder ## explicitly specifies --with-pthreads=(yes | path(s)) mingw_use_win32_threads="no" if test -n "$HDF_MINGW" -a "$HDF_MINGW" = "yes" ; then # Default or no --> Win32 threads if test "$withval" = "default" -o "$withval" = "no" ; then mingw_use_win32_threads="yes" unset HAVE_PTHREAD AC_DEFINE([HAVE_WIN_THREADS], [1], [Define to 1 if you have win32 threads]) fi fi if test "$mingw_use_win32_threads" = "no" ; then case "$withval" in default | yes) AC_CHECK_HEADERS([pthread.h],, [unset HAVE_PTHREAD]) if test "x$HAVE_PTHREAD" = "xyes"; then AC_CHECK_LIB([pthread], [pthread_self],, [unset HAVE_PTHREAD]) fi ;; no) AC_MSG_ERROR([Must use Pthreads with thread safety on non-Windows systems]) ;; *) case "$withval" in *,*) pthread_inc="`echo $withval | cut -f1 -d,`" pthread_lib="`echo $withval | cut -f2 -d, -s`" ;; *) if test -n "$withval"; then pthread_inc="$withval/include" pthread_lib="$withval/lib" fi ;; esac if test -n "$pthread_inc"; then saved_CPPFLAGS="$CPPFLAGS" saved_AM_CPPFLAGS="$AM_CPPFLAGS" CPPFLAGS="$CPPFLAGS -I$pthread_inc" AM_CPPFLAGS="$AM_CPPFLAGS -I$pthread_inc" AC_CHECK_HEADERS([pthread.h],, [CPPFLAGS="$saved_CPPFLAGS"; AM_CPPFLAGS="$saved_AM_CPPFLAGS"; unset HAVE_PTHREAD]) else AC_CHECK_HEADERS([pthread.h],, [unset HAVE_PTHREAD]) fi if test "x$HAVE_PTHREAD" = "xyes"; then if test -n "$pthread_lib"; then saved_LDFLAGS="$LDFLAGS" saved_AM_LDFLAGS="$AM_LDFLAGS" LDFLAGS="$LDFLAGS -L$pthread_lib" AM_LDFLAGS="$AM_LDFLAGS -L$pthread_lib" AC_CHECK_LIB([pthread], [pthread_self],, [LDFLAGS="$saved_LDFLAGS"; AM_LDFLAGS="$saved_AM_LDFLAGS"; unset HAVE_PTHREAD]) else AC_CHECK_LIB([pthread], [pthread_self],, [unset HAVE_PTHREAD]) fi fi ;; esac ## ---------------------------------------------------------------------- ## Check if pthread_attr_setscope(&attribute, PTHREAD_SCOPE_SYSTEM) ## is supported on this system ## ## Unfortunately, this probably needs to be an AC_RUN_IFELSE since ## it's impossible to determine if PTHREAD_SCOPE_SYSTEM is ## supported a priori. POSIX.1-2001 requires that a conformant ## system need only support one of SYSTEM or PROCESS scopes. ## ## CROSS-COMPILING: Use a pessimistic 'no'. You can hand-hack the config ## file if you know otherwise. AC_MSG_CHECKING([Pthreads supports system scope]) AC_CACHE_VAL([hdf5_cv_system_scope_threads], [AC_RUN_IFELSE( [AC_LANG_PROGRAM([ #include #include ],[ pthread_attr_t attribute; int ret; pthread_attr_init(&attribute); ret=pthread_attr_setscope(&attribute, PTHREAD_SCOPE_SYSTEM); exit(ret==0 ? 0 : 1); ])] , [hdf5_cv_system_scope_threads=yes], [hdf5_cv_system_scope_threads=no], [hdf5_cv_system_scope_threads=no])]) if test ${hdf5_cv_system_scope_threads} = "yes"; then AC_DEFINE([SYSTEM_SCOPE_THREADS], [1], [Define if your system supports pthread_attr_setscope(&attribute, PTHREAD_SCOPE_SYSTEM) call.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) AC_MSG_NOTICE([Always 'no' if cross-compiling. Edit the config file if your platform supports pthread_attr_setscope(&attribute, PTHREAD_SCOPE_SYSTEM).]) fi fi # end of Pthreads checks fi # end of threadsafe processing ## ---------------------------------------------------------------------- ## Check for MONOTONIC_TIMER support (used in clock_gettime). This has ## to be done after any POSIX defines to ensure that the test gets ## the correct POSIX level on linux. AC_CHECK_DECL([CLOCK_MONOTONIC],[have_clock_monotonic="yes"],[have_clock_monotonic="no"],[[#include ]]) ## ---------------------------------------------------------------------- ## How does one figure out the local time zone? Anyone know of a ## Posix way to do this? ## ## First check if `struct tm' has a `tm_gmtoff' member. 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This field is not POSIX. ## AC_MSG_CHECKING([for st_blocks in struct stat]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]],[[struct stat sb; sb.st_blocks=0;]])], [AC_DEFINE([HAVE_STAT_ST_BLOCKS], [1], [Define if struct stat has the st_blocks field]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])]) ## ---------------------------------------------------------------------- ## How do we figure out the width of a tty in characters? ## AC_CHECK_FUNCS([_getvideoconfig gettextinfo]) case "$host_os" in *cygwin*) ;; *) AC_CHECK_FUNCS([GetConsoleScreenBufferInfo]) ;; esac AC_CHECK_FUNCS([_scrsize ioctl]) AC_MSG_CHECKING([for struct videoconfig]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]],[[struct videoconfig w; w.numtextcols=0;]])], [AC_DEFINE([HAVE_STRUCT_VIDEOCONFIG], [1], [Define if struct videoconfig is defined]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])]) AC_MSG_CHECKING([for struct text_info]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[struct text_info w; w.screenwidth=0;]])], [AC_DEFINE([HAVE_STRUCT_TEXT_INFO], [1], [Define if struct text_info is defined]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])]) AC_MSG_CHECKING([for TIOCGWINSZ]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]],[[int w=TIOCGWINSZ;]])], [AC_DEFINE([HAVE_TIOCGWINSZ], [1], [Define if the ioctl TIOGWINSZ is defined]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])]) AC_MSG_CHECKING([for TIOCGETD]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include ]],[[int w=TIOCGETD;]])], [AC_DEFINE([HAVE_TIOCGETD], [1], [Define if the ioctl TIOCGETD is defined]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])]) ## ---------------------------------------------------------------------- ## Check for functions. ## ## NOTE: clock_gettime may require linking to the rt or posix4 library ## so we'll search for it before calling AC_CHECK_FUNCS. AC_SEARCH_LIBS([clock_gettime], [rt posix4]) AC_CHECK_FUNCS([asprintf clock_gettime fcntl flock fork]) AC_CHECK_FUNCS([gethostname getrusage gettimeofday]) AC_CHECK_FUNCS([strcasestr strdup symlink]) AC_CHECK_FUNCS([tmpfile vasprintf waitpid]) case "$host_os" in *mingw*) # alarm(2) support is spotty in MinGW, so assume it doesn't exist # # https://lists.gnu.org/archive/html/bug-gnulib/2013-03/msg00040.html ;; *) AC_CHECK_FUNCS([alarm]) ;; esac ## ---------------------------------------------------------------------- ## Check compiler characteristics ## AC_MSG_CHECKING([for __attribute__ extension]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]],[[int __attribute__((unused)) x]])], [AC_DEFINE([HAVE_ATTRIBUTE], [1], [Define if the __attribute__(()) extension is present]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])]) ## ---------------------------------------------------------------------- ## Remove old ways of determining debug/production build. ## These were used in 1.8.x and earlier. 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[default=no] ])], [USINGMEMCHECKER=$enableval]) ## Allow this variable to be substituted in ## other files (src/libhdf5.settings.in, etc.) AC_SUBST([USINGMEMCHECKER]) ## Set the default level. if test "X-$USINGMEMCHECKER" = X- ; then USINGMEMCHECKER=no fi case "X-$USINGMEMCHECKER" in X-yes) AC_DEFINE([USING_MEMCHECKER], [1], [Define if a memory checking tool will be used on the library, to cause library to be very picky about memory operations and also disable the internal free list manager code.]) AC_MSG_RESULT([yes]) ;; X-no) AC_MSG_RESULT([no]) ;; *) AC_MSG_ERROR([Unrecognized value: $USINGMEMCHECKER]) ;; esac ## Checkpoint the cache AC_CACHE_SAVE ## What header files and libraries do we have to look for for parallel ## support? For the most part, search paths are already specified with ## CPPFLAGS and LDFLAGS or are known to the compiler. ## AC_ARG_ENABLE([parallel], [AS_HELP_STRING([--enable-parallel], [Search for MPI-IO and MPI support files])]) ## The --enable-parallel flag is not compatible with --enable-cxx. ## If the user tried to specify both flags, throw an error, unless ## they also provided the --enable-unsupported flag. if test "X${ALLOW_UNSUPPORTED}" != "Xyes"; then if test "X${HDF_CXX}" = "Xyes" -a "X${enable_parallel}" = "Xyes"; then AC_MSG_ERROR([--enable-cxx and --enable-parallel flags are incompatible. Use --enable-unsupported to override this error.]) fi fi ## The --enable-parallel flag is not compatible with --enable-java. ## If the user tried to specify both flags, throw an error, unless ## they also provided the --enable-unsupported flag. if test "X${ALLOW_UNSUPPORTED}" != "Xyes"; then if test "X${HDF_JAVA}" = "Xyes" -a "X${enable_parallel}" = "Xyes"; then AC_MSG_ERROR([--enable-java and --enable-parallel flags are incompatible. Use --enable-unsupported to override this error.]) fi fi # Requires MPI standard 3.0 and greater if test "X${enable_parallel}" = "Xyes"; then AC_MSG_CHECKING([whether MPI meets the minimum 3.0 standard]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include #if MPI_VERSION < 3 #error, found MPI_VERSION < 3 #endif]])], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]) AC_MSG_ERROR([HDF5 requires MPI standard 3.0 or greater])] ) fi AC_MSG_CHECKING([for parallel support files]) case "X-$enable_parallel" in X-|X-no|X-none) ## We are not compiling for parallel. AC_MSG_RESULT([skipped]) ;; X-yes) ## We want to compile a parallel library with a compiler that ## may already know how to link with MPI and MPI-IO. AC_MSG_RESULT([provided by compiler]) PARALLEL=yes ## Try link a simple MPI program. AC_MSG_CHECKING([whether a simple MPI-IO C program can be linked]) AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include ]], [[ MPI_Init(0, (void *)0); MPI_File_open(0, (void *)0, 0, 0, (void *)0);]])], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]) AC_MSG_ERROR([unable to link a simple MPI-IO C program])]) if test "X$HDF_FORTRAN" = "Xyes"; then PAC_PROG_FC_MPI_CHECK fi ## Set RUNPARALLEL to mpiexec if not set yet. if test "X$PARALLEL" = "Xyes" -a -z "$RUNPARALLEL"; then RUNPARALLEL="mpiexec -n \$\${NPROCS:=6}" fi ;; *) AC_MSG_RESULT([error]) AC_MSG_ERROR([\'$enable_parallel\' is not a valid parallel search type]) ;; esac ## ---------------------------------------------------------------------- ## Print some other parallel information and do some sanity checks. ## Needs to be done outside of the PARALLEL block since the serial ## build also needs to have values defined. ## AC_SUBST([ADD_PARALLEL_FILES]) ADD_PARALLEL_FILES="no" AC_SUBST([INSTRUMENT_LIBRARY]) INSTRUMENT_LIBRARY=no AC_SUBST([PARALLEL_FILTERED_WRITES]) AC_SUBST([LARGE_PARALLEL_IO]) if test -n "$PARALLEL"; then if test "X$HDF5_TESTS" = "Xyes"; then ## The 'testpar' directory should participate in the build TESTPARALLEL=testpar fi ## We are building a parallel library AC_DEFINE([HAVE_PARALLEL], [1], [Define if we have parallel support]) ## Display what we found about running programs AC_MSG_CHECKING([prefix for running on one processor]) AC_MSG_RESULT([$RUNSERIAL]) AC_MSG_CHECKING([prefix for running in parallel]) AC_MSG_RESULT([$RUNPARALLEL]) ## There *must* be some way to run in parallel even if it's just the ## word `none'. if test -z "$RUNPARALLEL"; then AC_MSG_ERROR([no way to run a parallel program]) fi ## If RUNSERIAL or RUNPARALLEL is the word `none' then replace it with ## the empty string. This means that no launch commands were requested, ## so we will not use any launch commands. if test "X$RUNSERIAL" = "Xnone"; then RUNSERIAL="" fi if test "X$RUNPARALLEL" = "Xnone"; then RUNPARALLEL="" fi if test "X$HDF_FORTRAN" = "Xyes"; then ADD_PARALLEL_FILES="yes" AC_MSG_CHECKING([for MPI_Comm_c2f and MPI_Comm_f2c functions]) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include ]], [[MPI_Comm c_comm; MPI_Comm_c2f(c_comm)]])], [AC_DEFINE([HAVE_MPI_MULTI_LANG_Comm], [1], [Define if MPI_Comm_c2f and MPI_Comm_f2c exist]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])] ) AC_MSG_CHECKING([for MPI_Info_c2f and MPI_Info_f2c functions]) AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include ]], [[MPI_Info c_info; MPI_Info_c2f(c_info)]])], [AC_DEFINE([HAVE_MPI_MULTI_LANG_Info], [1], [Define if MPI_Info_c2f and MPI_Info_f2c exist]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])] ) AC_LANG_PUSH([Fortran]) AC_MSG_CHECKING([for MPI-3 module mpi_f08]) AC_LINK_IFELSE( [AC_LANG_PROGRAM([], [ USE mpi_f08 IMPLICIT NONE TYPE(MPI_Comm) :: comm TYPE(MPI_INFO) :: info ] ) ], [AC_DEFINE([HAVE_MPI_F08], [1], [Define if mpi_f08 module exist]) AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])] ) AC_LANG_POP(Fortran) if test "X$HDF5_TESTS" = "Xyes"; then AC_SUBST([MPI_LOGICAL_KIND]) PAC_FIND_MPI_LOGICAL_KIND if test "X$" = "Xyes"; then HAVE_ISO_FORTRAN_ENV="1" AC_DEFINE([HAVE_ISO_FORTRAN_ENV], [1], [Define if Fortran supports ISO_FORTRAN_ENV (F08)]) fi fi fi ## ---------------------------------------------------------------------- ## Enable instrumenting of the library's internal operations ## in parallel builds. ## ## Set default if test "X-$BUILD_MODE" = "X-debug" ; then INSTRUMENT_LIBRARY=yes else INSTRUMENT_LIBRARY=no fi AC_MSG_CHECKING([for instrumented library]); AC_ARG_ENABLE([instrument], [AS_HELP_STRING([--enable-instrument], [Enable library instrumentation of optimization tracing (only used with parallel builds). [default=yes if a parallel debug build, otherwise no] ])], [INSTRUMENT_LIBRARY=$enableval]) ## Allow this variable to be substituted in ## other files (src/libhdf5.settings.in, etc.) AC_SUBST([INSTRUMENT_LIBRARY]) case "X-$INSTRUMENT_LIBRARY" in X-yes) AC_DEFINE([HAVE_INSTRUMENTED_LIBRARY], [1], [Define if parallel library will contain instrumentation to detect correct optimization operation]) AC_MSG_RESULT([yes]) ;; X-no) AC_MSG_RESULT([no]) ;; *) AC_MSG_ERROR([Unrecognized value: $INSTRUMENT_LIBRARY]) ;; esac ## ---------------------------------------------------------------------- ## Check for the MPI functions necessary for the Parallel Compression ## feature. If these are not present, issue a warning that Parallel ## Compression will be disabled. ## AC_MSG_CHECKING([for MPI_Ibarrier/MPI_Issend/MPI_Iprobe/MPI_Irecv functions]) AC_LINK_IFELSE( [AC_LANG_PROGRAM( [[ #include ]], [[ int flag; MPI_Init(0, (void *) 0); MPI_Ibarrier(0, (void *) 0); MPI_Issend((void *) 0, 0, 0, 0, 0, 0, (void *) 0); MPI_Iprobe(0, 0, 0, &flag, (void *) 0); MPI_Irecv((void *) 0, 0, 0, 0, 0, 0, (void *) 0); ]] )], [AC_MSG_RESULT([yes]) PARALLEL_FILTERED_WRITES=yes AC_DEFINE([HAVE_PARALLEL_FILTERED_WRITES], [1], [Define if we have support for writing to filtered datasets in parallel])], [AC_MSG_RESULT([no]) AC_MSG_WARN([A simple MPI program using the MPI_Ibarrier, MPI_Issend, MPI_Iprobe and MPI_Irecv functions could not be compiled and linked. Parallel writes of filtered data will be disabled.]) PARALLEL_FILTERED_WRITES=no] ) ## ---------------------------------------------------------------------- ## Check for the MPI-3 functions necessary for the big I/O feature. ## If these are not present, issue a warning that the big I/O feature ## will be disabled. ## AC_MSG_CHECKING([for MPI_Get_elements_x and MPI_Type_size_x functions]) AC_LINK_IFELSE( [AC_LANG_PROGRAM( [[ #include ]], [[ MPI_Count count; MPI_Init(0, (void *) 0); MPI_Get_elements_x(0, 0, &count); MPI_Type_size_x(0, &count); ]] )], [AC_MSG_RESULT([yes]) LARGE_PARALLEL_IO=yes], [AC_MSG_RESULT([no]) AC_MSG_WARN([A simple MPI program using the MPI_Get_elements_x and MPI_Type_size_x functions could not be compiled and linked. Reading/Writing >2GB of data in a single parallel I/O operation will be disabled.]) LARGE_PARALLEL_IO=no] ) fi ## ---------------------------------------------------------------------- ## Build parallel tools if parallel tools, parallel, and build tools options ## are all enabled. ## AC_SUBST([PARALLEL_TOOLS]) ## Default is no parallel tools PARALLEL_TOOLS=no AC_MSG_CHECKING([parallel tools]) AC_ARG_ENABLE([parallel-tools], [AS_HELP_STRING([--enable-parallel-tools], [Enable building parallel tools. [default=no]])], [PARALLEL_TOOLS=$enableval]) if test "X${PARALLEL_TOOLS}" = "Xyes"; then if test "X${HDF5_TOOLS}" != "Xyes"; then AC_MSG_ERROR([--enable-tools is required for --enable-parallel-tools]) fi if test "X${PARALLEL}" != "Xyes"; then AC_MSG_ERROR([--enable-parallel is required for --enable-parallel-tools]) fi fi case "X-$PARALLEL_TOOLS" in X-|X-no) AC_MSG_RESULT([no]) ;; X-yes) AC_MSG_RESULT([yes]) ;; *) ;; esac if test "X${PARALLEL_TOOLS}" = "Xyes"; then ## Is the mpiFileUtils library (libmfu) required and available? ## AC_SUBST([H5DWALK_LDFLAGS]) AC_SUBST([H5DWALK_LIBS]) AC_SUBST([H5DWALK_CPPFLAGS]) H5DWALK_LDFLAGS="${H5DWALK_LDFLAGS}" ## Default is not present HAVE_LIBMFU=no AC_ARG_WITH([libmfu], [AS_HELP_STRING([--with-libmfu=DIR], [Use the libmfu library [default=no]])],, [withval=no]) case "X-$withval" in X-yes) HAVE_LIBMFU="yes" AC_CHECK_HEADERS([mfu.h],, [unset HAVE_LIBMFU]) if test "x$HAVE_LIBMFU" = "xyes"; then AC_CHECK_LIB([mfu], [mfu_init], [H5DWALK_LIBS="-lmfu"], [unset HAVE_LIBMFU]) fi if test -z "$HAVE_LIBMFU" -a -n "$HDF5_CONFIG_ABORT"; then AC_MSG_ERROR([couldn't find libmfu library]) fi ;; X-|X-no|X-none) HAVE_LIBMFU="no" AC_MSG_CHECKING([for libmfu library]) AC_MSG_RESULT([suppressed]) ;; *) HAVE_LIBMFU="yes" case "$withval" in *,*) libmfu_inc="`echo $withval |cut -f1 -d,`" libmfu_lib="`echo $withval |cut -f2 -d, -s`" ;; *) if test -n "$withval"; then libmfu_inc="$withval/include" libmfu_lib="$withval/lib64" libcircle_lib="$withval/lib" fi ;; esac saved_CPPFLAGS="$CPPFLAGS" saved_AM_CPPFLAGS="$AM_CPPFLAGS" saved_LDFLAGS="$LDFLAGS" saved_AM_LDFLAGS="$AM_LDFLAGS" ## For these checks we need the libmfu locations added to CPPFLAGS, ## AM_CPPFLAGS, LDFLAGS, and AM_LDFLAGS. The third param should set them ## back to these saved values. If the checks pass, then normally these four ## flag variables would be updated, but in this case we put the changes in ## variables specific to H5DWALK since they aren't used elsewhere. if test -n "$libmfu_inc"; then CPPFLAGS="$CPPFLAGS -I$libmfu_inc" AM_CPPFLAGS="$AM_CPPFLAGS -I$libmfu_inc" fi if test -n "$libmfu_lib"; then LDFLAGS="$LDFLAGS -L$libmfu_lib -L$libcircle_lib" AM_LDFLAGS="$AM_LDFLAGS -L$libmfu_lib -L$libcircle_lib" fi if test "x$HAVE_LIBMFU" = "xyes"; then AC_CHECK_LIB([mfu], [mfu_init],[H5DWALK_LIBS="-lmfu"], [CPPFLAGS="$saved_CPPFLAGS"; AM_CPPFLAGS="$saved_AM_CPPFLAGS"; LDFLAGS="$saved_LDFLAGS"; AM_LDFLAGS="$saved_AM_LDFLAGS"; unset HAVE_LIBMFU]) if test -n "$HAVE_LIBMFU"; then AC_CHECK_HEADERS([mfu.h],[H5DWALK_CPPFLAGS="-I$libmfu_inc"],[CPPFLAGS="$saved_CPPFLAGS"; AM_CPPFLAGS="$saved_AM_CPPFLAGS"; LDFLAGS="$saved_LDFLAGS"; AM_LDFLAGS="$saved_AM_LDFLAGS"; unset HAVE_LIBMFU]) fi fi if test -z "$HAVE_LIBMFU" -a -n "$HDF5_CONFIG_ABORT"; then AC_MSG_ERROR([couldn't find libmfu library]) else H5DWALK_LDFLAGS="-L$libmfu_lib -L$libcircle_lib" fi if test -z "$LD_LIBRARY_PATH"; then export LD_LIBRARY_PATH="$libmfu_lib:$libcircle_lib" else export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$libmfu_lib:$libcircle_lib" fi LL_PATH="$LD_LIBRARY_PATH" ;; esac fi ## AM_CONDITIONAL([PARALLEL_TOOLS_CONDITIONAL], [test "X$HAVE_LIBMFU" = "Xyes"]) ## ---------------------------------------------------------------------- ## Check if the map API is enabled by --enable-map-api ## AC_SUBST([MAP_API]) ## Default is no map API MAP_API=no AC_MSG_CHECKING([if the map API (H5M) is enabled]) AC_ARG_ENABLE([map-api], [AS_HELP_STRING([--enable-map-api], [Build the map API (H5M). This is not yet supported in the native file format and requires a VOL connector that supports it. [default=no]])], [MAP_API=$enableval], [MAP_API=no]) if test "X$MAP_API" = "Xyes"; then AC_MSG_RESULT([yes]) AC_DEFINE([HAVE_MAP_API], [1], [Define if the map API (H5M) should be compiled]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Check if Subfiling I/O driver is enabled by --enable-subfiling-vfd ## AC_SUBST([SUBFILING_VFD]) AC_SUBST([HAVE_MERCURY]) ## Default is no subfiling VFD SUBFILING_VFD=no HAVE_MERCURY="no" ## Always include subfiling directory so public header files are available H5_CPPFLAGS="$H5_CPPFLAGS -I$ac_abs_confdir/src/H5FDsubfiling" AC_MSG_CHECKING([if the subfiling I/O virtual file driver (VFD) is enabled]) AC_ARG_ENABLE([subfiling-vfd], [AS_HELP_STRING([--enable-subfiling-vfd], [Build the subfiling I/O virtual file driver (VFD). Requires --enable-parallel. [default=no]])], [SUBFILING_VFD=$enableval], [SUBFILING_VFD=no]) if test "X$SUBFILING_VFD" = "Xyes"; then AC_MSG_RESULT([yes]) AC_DEFINE([HAVE_SUBFILING_VFD], [1], [Define if the subfiling I/O virtual file driver (VFD) should be compiled]) AC_DEFINE([HAVE_IOC_VFD], [1], [Define if the I/O Concentrator virtual file driver (VFD) should be compiled]) if test "X${PARALLEL}" != "Xyes"; then AC_MSG_ERROR([--enable-parallel is required for --enable-subfiling-vfd]) fi ## ---------------------------------------------------------------------- ## Check for MPI_Comm_split_type availability ## AC_MSG_CHECKING([for MPI_Comm_split_type function]) AC_LINK_IFELSE( [AC_LANG_PROGRAM( [[ #include ]], [[ MPI_Comm intra_comm; MPI_Init(0, (void *) 0); MPI_Comm_split_type(MPI_COMM_WORLD, MPI_COMM_TYPE_SHARED, 0, MPI_INFO_NULL, &intra_comm); ]] )], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]) AC_MSG_ERROR([unable to link MPI program that uses MPI_Comm_split_type]) ] ) # Set-up mercury HAVE_MERCURY="yes" mercury_dir="$ac_abs_confdir/src/H5FDsubfiling/mercury" mercury_inc="$mercury_dir/src/util" H5_CPPFLAGS="$H5_CPPFLAGS -I$mercury_inc" HAVE_STDATOMIC_H="yes" AC_CHECK_HEADERS([stdatomic.h],,[HAVE_STDATOMIC_H="no"]) if test "x$HAVE_STDATOMIC_H" = "xno"; then AC_MSG_ERROR([Subfiling VFD requires atomic operations support. C11 stdatomic.h NOT available.]) fi # Checks for libraries. AC_SEARCH_LIBS([shm_open], [rt]) AC_CHECK_LIB([pthread], [pthread_self],[], [echo "Error: Required library pthread not found." && exit 1]) # Perform various checks for Mercury util code AC_CHECK_DECL([PTHREAD_MUTEX_ADAPTIVE_NP], [AC_DEFINE([HAVE_PTHREAD_MUTEX_ADAPTIVE_NP], [1], [Define if has PTHREAD_MUTEX_ADAPTIVE_NP])], [], [[#include ]]) AC_CHECK_DECL([pthread_condattr_setclock], [AC_DEFINE([HAVE_PTHREAD_CONDATTR_SETCLOCK], [1], [Define if has pthread_condattr_setclock()])], [], [[#include ]]) AC_CHECK_DECL([CLOCK_MONOTONIC_COARSE], [AC_DEFINE([HAVE_CLOCK_MONOTONIC_COARSE], [1], [Define if has CLOCK_MONOTONIC_COARSE])], [], [[#include ]]) else AC_MSG_RESULT([no]) fi ## Subfiling and IOC VFD files are not built if not required. AM_CONDITIONAL([SUBFILING_VFD_CONDITIONAL], [test "X$SUBFILING_VFD" = "Xyes"]) # IOC VFD is currently only built when subfiling is enabled AM_CONDITIONAL([IOC_VFD_CONDITIONAL], [test "X$SUBFILING_VFD" = "Xyes"]) # Mercury is currently only needed if subfiling is enabled AM_CONDITIONAL([HAVE_MERCURY_CONDITIONAL], [test "X$HAVE_MERCURY" = "Xyes"]) ## ---------------------------------------------------------------------- ## Check if Direct I/O driver is enabled by --enable-direct-vfd ## AC_SUBST([DIRECT_VFD]) ## Default is no direct VFD DIRECT_VFD=no AC_CACHE_VAL([hdf5_cv_direct_io], AC_CHECK_DECL([O_DIRECT], [hdf5_cv_direct_io=yes], [hdf5_cv_direct_io=no], [[#include ]])) AC_CACHE_VAL([hdf5_cv_posix_memalign], AC_CHECK_FUNC([posix_memalign], [hdf5_cv_posix_memalign=yes], [hdf5_cv_posix_memalign=no])) AC_MSG_CHECKING([if the direct I/O virtual file driver (VFD) is enabled]) AC_ARG_ENABLE([direct-vfd], [AS_HELP_STRING([--enable-direct-vfd], [Build the direct I/O virtual file driver (VFD). This is based on the POSIX (sec2) VFD and requires the open() call to take the O_DIRECT flag. [default=no]])], [DIRECT_VFD=$enableval], [DIRECT_VFD=no]) if test "X$DIRECT_VFD" = "Xyes"; then if test ${hdf5_cv_direct_io} = "yes" && test ${hdf5_cv_posix_memalign} = "yes" ; then AC_MSG_RESULT([yes]) AC_DEFINE([HAVE_DIRECT], [1], [Define if the direct I/O virtual file driver (VFD) should be compiled]) else AC_MSG_RESULT([no]) DIRECT_VFD=no AC_MSG_ERROR([The direct VFD was requested but cannot be built. This is either due to O_DIRECT not being found in fcntl.h or a lack of posix_memalign() on your system. Please re-configure without specifying --enable-direct-vfd.]) fi else AC_MSG_RESULT([no]) fi ## Direct VFD files are not built if not required. AM_CONDITIONAL([DIRECT_VFD_CONDITIONAL], [test "X$DIRECT_VFD" = "Xyes"]) ## ---------------------------------------------------------------------- ## Check whether the Mirror VFD can be built. ## Auto-enabled if the required libraries are present. ## AC_SUBST([MIRROR_VFD]) ## Default is no Mirror VFD MIRROR_VFD=no AC_ARG_ENABLE([mirror-vfd], [AS_HELP_STRING([--enable-mirror-vfd], [Build the socket-based Mirror virtual file driver (VFD). [default=no]])], [MIRROR_VFD=$enableval], [MIRROR_VFD=no]) if test "X$MIRROR_VFD" = "Xyes"; then AC_CHECK_HEADERS([arpa/inet.h],, [unset MIRROR_VFD]) AC_CHECK_HEADERS([netinet/in.h],, [unset MIRROR_VFD]) AC_CHECK_HEADERS([netdb.h],, [unset MIRROR_VFD]) AC_CHECK_HEADERS([sys/socket.h],, [unset MIRROR_VFD]) AC_CHECK_FUNC([fork], [], [unset MIRROR_VFD]) AC_MSG_CHECKING([if the Mirror virtual file driver (VFD) can be built]) if test "X$MIRROR_VFD" = "Xyes"; then AC_DEFINE([HAVE_MIRROR_VFD], [1], [Define whether the Mirror virtual file driver (VFD) will be compiled]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) MIRROR_VFD=no AC_MSG_ERROR([The Mirror VFD cannot be built. Missing one or more of: arpa/inet.h, netinet/in.h, netdb.h, sys/socket.h, fork().]) fi else AC_MSG_CHECKING([if the Mirror virtual file driver (VFD) is enabled]) AC_MSG_RESULT([no]) MIRROR_VFD=no fi ## Mirror VFD files built only if able. AM_CONDITIONAL([MIRROR_VFD_CONDITIONAL], [test "X$MIRROR_VFD" = "Xyes"]) ## ---------------------------------------------------------------------- ## Check if Read-Only S3 virtual file driver is enabled by --enable-ros3-vfd ## AC_SUBST([ROS3_VFD]) ## Default is no Read-Only S3 VFD ROS3_VFD=no AC_ARG_ENABLE([ros3-vfd], [AS_HELP_STRING([--enable-ros3-vfd], [Build the Read-Only S3 virtual file driver (VFD). [default=no]])], [ROS3_VFD=$enableval], [ROS3_VFD=no]) if test "X$ROS3_VFD" = "Xyes"; then AC_CHECK_HEADERS([curl/curl.h],, [unset ROS3_VFD]) AC_CHECK_HEADERS([openssl/evp.h],, [unset ROS3_VFD]) AC_CHECK_HEADERS([openssl/hmac.h],, [unset ROS3_VFD]) AC_CHECK_HEADERS([openssl/sha.h],, [unset ROS3_VFD]) if test "X$ROS3_VFD" = "Xyes"; then AC_CHECK_LIB([curl], [curl_global_init],, [unset ROS3_VFD]) AC_CHECK_LIB([crypto], [EVP_sha256],, [unset ROS3_VFD]) fi AC_MSG_CHECKING([if the Read-Only S3 virtual file driver (VFD) is enabled]) if test "X$ROS3_VFD" = "Xyes"; then AC_DEFINE([HAVE_ROS3_VFD], [1], [Define whether the Read-Only S3 virtual file driver (VFD) should be compiled]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) ROS3_VFD=no AC_MSG_ERROR([The Read-Only S3 VFD was requested but cannot be built. Please check that openssl and cURL are available on your system, and/or re-configure without option --enable-ros3-vfd.]) fi else AC_MSG_CHECKING([if the Read-Only S3 virtual file driver (VFD) is enabled]) AC_MSG_RESULT([no]) ROS3_VFD=no fi ## Read-only S3 files are not built if not required. AM_CONDITIONAL([ROS3_VFD_CONDITIONAL], [test "X$ROS3_VFD" = "Xyes"]) ## ---------------------------------------------------------------------- ## Is libhdfs (Hadoop Distributed File System) present? ## It might be specified with the `--with-libhdfs' command-line switch. ## If found, enables the HDFS VFD. ## AC_SUBST([HAVE_LIBHDFS]) AC_ARG_WITH([libhdfs], [AS_HELP_STRING([--with-libhdfs=DIR], [Provide libhdfs library to enable HDFS virtual file driver (VFD) [default=no]])],, [withval=no]) case $withval in no) HAVE_LIBHDFS="no" AC_MSG_CHECKING([for libhdfs]) AC_MSG_RESULT([suppressed]) ;; *) HAVE_LIBHDFS="yes" case "$withval" in *,*) libhdfs_inc="`echo $withval |cut -f1 -d,`" libhdfs_lib="`echo $withval |cut -f2 -d, -s`" ;; yes) libhdfs_inc="$HADOOP_HOME/include" libhdfs_lib="$HADOOP_HOME/lib" ;; *) if test -n "$withval"; then libhdfs_inc="$withval/include" libhdfs_lib="$withval/lib" fi ;; esac if test -n "$libhdfs_inc"; then CPPFLAGS="$CPPFLAGS -I$libhdfs_inc" AM_CPPFLAGS="$AM_CPPFLAGS -I$libhdfs_inc" fi AC_CHECK_HEADERS([hdfs.h],, [unset HAVE_LIBHDFS]) if test "x$HAVE_LIBHDFS" = "xyes"; then dnl Check for '-ljvm' needed by libhdfs JNI_LDFLAGS="" if test $JAVA_HOME != "" then JNI_LDFLAGS="-L$JAVA_HOME/jre/lib/$OS_ARCH -L$JAVA_HOME/jre/lib/$OS_ARCH/server" fi ldflags_bak=$LDFLAGS LDFLAGS="$LDFLAGS $JNI_LDFLAGS" AC_CHECK_LIB([jvm], [JNI_GetCreatedJavaVMs]) LDFLAGS=$ldflags_bak AC_SUBST([JNI_LDFLAGS]) if test -n "$libhdfs_lib"; then ## Hadoop distribution hides libraries down one level in 'lib/native' libhdfs_lib="$libhdfs_lib/native" LDFLAGS="$LDFLAGS -L$libhdfs_lib $JNI_LDFLAGS" AM_LDFLAGS="$AM_LDFLAGS -L$libhdfs_lib $JNI_LDFLAGS" fi AC_CHECK_LIB([hdfs], [hdfsConnect],, [unset HAVE_LIBHDFS]) fi if test -z "$HAVE_LIBHDFS"; then AC_MSG_ERROR([Set to use libhdfs library, but could not find or use libhdfs. Please verify that the path to HADOOP_HOME is valid, and/or reconfigure without --with-libhdfs.]) fi ;; esac if test "x$HAVE_LIBHDFS" = "xyes"; then AC_DEFINE([HAVE_LIBHDFS], [1], [Proceed to build with libhdfs]) fi ## Read-only HDFS files are not built if not required. AM_CONDITIONAL([HDFS_VFD_CONDITIONAL], [test "X$HAVE_LIBHDFS" = "Xyes"]) ## Checkpoint the cache AC_CACHE_SAVE ## ---------------------------------------------------------------------- ## Use custom examples path. ## AC_MSG_CHECKING([for custom examples path definition]) AC_ARG_WITH([examplesdir], [AS_HELP_STRING([--with-examplesdir=location], [Specify path for examples [default="DATAROOTDIR/hdf5_examples"]])],, withval="${datarootdir}/hdf5_examples") if test "X$withval" = "X"; then AC_MSG_RESULT([default]) examplesdir="${datarootdir}/hdf5_examples" else AC_MSG_RESULT([$withval]) examplesdir=$withval fi AC_SUBST([examplesdir]) AC_DEFINE_UNQUOTED([EXAMPLESDIR], ["$examplesdir"], [Define the examples directory]) ## ---------------------------------------------------------------------- ## Enable custom plugin default path for library. It requires SHARED support. ## AC_MSG_CHECKING([for custom plugin default path definition]) AC_ARG_WITH([default-plugindir], [AS_HELP_STRING([--with-default-plugindir=location], [Specify default location for plugins [default="/usr/local/hdf5/lib/plugin"]])],, withval="/usr/local/hdf5/lib/plugin") if test "X$withval" = "X"; then AC_MSG_RESULT([default]) default_plugindir="/usr/local/hdf5/lib/plugin" else AC_MSG_RESULT([$withval]) default_plugindir=$withval fi AC_DEFINE_UNQUOTED([DEFAULT_PLUGINDIR], ["$default_plugindir"], [Define the default plugins path to compile]) ## ---------------------------------------------------------------------- ## Decide whether the presence of user's exception handling functions is ## checked and data conversion exceptions are returned. This is mainly ## for the speed optimization of hard conversions. Soft conversions can ## actually benefit little. ## AC_MSG_CHECKING([whether exception handling functions is checked during data conversions]) AC_ARG_ENABLE([dconv-exception], [AS_HELP_STRING([--enable-dconv-exception], [if exception handling functions is checked during data conversions [default=yes]])], [DCONV_EXCEPTION=$enableval], [DCONV_EXCEPTION=yes]) if test "$DCONV_EXCEPTION" = "yes"; then AC_MSG_RESULT([yes]) AC_DEFINE([WANT_DCONV_EXCEPTION], [1], [Check exception handling functions during data conversions]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Decide whether the data accuracy has higher priority during data ## conversions. If not, some hard conversions will still be preferred even ## though the data may be wrong (for example, some compilers don't ## support denormalized floating values) to maximize speed. ## AC_MSG_CHECKING([whether data accuracy is guaranteed during data conversions]) AC_ARG_ENABLE([dconv-accuracy], [AS_HELP_STRING([--enable-dconv-accuracy], [if data accuracy is guaranteed during data conversions [default=yes]])], [DATA_ACCURACY=$enableval], [DATA_ACCURACY=yes]) if test "$DATA_ACCURACY" = "yes"; then AC_MSG_RESULT([yes]) AC_DEFINE([WANT_DATA_ACCURACY], [1], [Data accuracy is preferred to speed during data conversions]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Set the flag to indicate that the machine has window style pathname, ## that is, "drive-letter:\" (e.g. "C:") or "drive-letter:/" (e.g. "C:/"). ## (This flag should be _unset_ for all machines, except for Windows, where ## it's set in the custom Windows H5pubconf.h file) ## AC_MSG_CHECKING([if the machine has window style path name]) case "$host_os" in *mingw*) AC_DEFINE([HAVE_WINDOW_PATH], [1], [Define if your system has Windows-style path name.]) AC_MSG_RESULT([yes]) ;; *) AC_MSG_RESULT([no]) ;; esac ## ---------------------------------------------------------------------- ## Set the flag to indicate that the machine is using a special algorithm to convert ## 'long double' to '(unsigned) long' values. (This flag should only be set for ## the IBM Power Linux. When the bit sequence of long double is ## 0x4351ccf385ebc8a0bfcc2a3c3d855620, the converted value of (unsigned)long ## is 0x004733ce17af227f, not the same as the library's conversion to 0x004733ce17af2282. ## The machine's conversion gets the correct value. We define the macro and disable ## this kind of test until we figure out what algorithm they use. ## ## CROSS-COMPILING: Assume 'no' AC_MSG_CHECKING([if using special algorithm to convert long double to (unsigned) long values]) ## NOTE: Place all configure test programs into cmake's source file, then use a preprocessor directive ## to select the proper test program. This is done by echoing the #define and cat'ing the cmake ## source file. (HDFFV-9467) TEST_SRC="`(echo \"#define H5_LDOUBLE_TO_LONG_SPECIAL_TEST 1\"; cat $srcdir/config/cmake/ConversionTests.c)`" if test ${ac_cv_sizeof_long_double} = 0; then hdf5_cv_ldouble_to_long_special=${hdf5_cv_ldouble_to_long_special=no} else AC_CACHE_VAL([hdf5_cv_ldouble_to_long_special], [AC_RUN_IFELSE( [AC_LANG_SOURCE([$TEST_SRC])] , [hdf5_cv_ldouble_to_long_special=yes], [hdf5_cv_ldouble_to_long_special=no], [hdf5_cv_ldouble_to_long_special=no])]) fi if test ${hdf5_cv_ldouble_to_long_special} = "yes"; then AC_DEFINE([LDOUBLE_TO_LONG_SPECIAL], [1], [Define if your system converts long double to (unsigned) long values with special algorithm.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Set the flag to indicate that the machine is using a special algorithm ## to convert some values of '(unsigned) long' to 'long double' values. ## (This flag should be off for all machines, except for IBM Power Linux, ## when the bit sequences are 003fff..., 007fff..., 00ffff..., 01ffff..., ## ..., 7fffff..., the compiler uses a unknown algorithm. We define a ## macro and skip the test for now until we know about the algorithm. ## ## CROSS-COMPILING: Assume 'no' AC_MSG_CHECKING([if using special algorithm to convert (unsigned) long to long double values]) TEST_SRC="`(echo \"#define H5_LONG_TO_LDOUBLE_SPECIAL_TEST 1\"; cat $srcdir/config/cmake/ConversionTests.c)`" if test ${ac_cv_sizeof_long_double} = 0; then hdf5_cv_long_to_ldouble_special=${hdf5_cv_long_to_ldouble_special=no} else AC_CACHE_VAL([hdf5_cv_long_to_ldouble_special], [AC_RUN_IFELSE( [AC_LANG_SOURCE([$TEST_SRC])] , [hdf5_cv_long_to_ldouble_special=yes], [hdf5_cv_long_to_ldouble_special=no], [hdf5_cv_long_to_ldouble_special=no])]) fi if test ${hdf5_cv_long_to_ldouble_special} = "yes"; then AC_DEFINE([LONG_TO_LDOUBLE_SPECIAL], [1], [Define if your system can convert (unsigned) long to long double values with special algorithm.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Set the flag to indicate that the machine can accurately convert ## 'long double' to '(unsigned) long long' values. (This flag should ## be set for all machines, except for Mac OS 10.4, SGI IRIX64 6.5 and ## Powerpc Linux using XL compilers. ## When the bit sequence of long double is 0x4351ccf385ebc8a0bfcc2a3c..., ## the values of (unsigned)long long start to go wrong on these ## two machines. Adjusting it higher to 0x4351ccf385ebc8a0dfcc... or ## 0x4351ccf385ebc8a0ffcc... will make the converted values wildly wrong. ## This test detects this wrong behavior and disable the test. ## ## CROSS-COMPILING: Assume 'yes' AC_MSG_CHECKING([if correctly converting long double to (unsigned) long long values]) TEST_SRC="`(echo \"#define H5_LDOUBLE_TO_LLONG_ACCURATE_TEST 1\"; cat $srcdir/config/cmake/ConversionTests.c)`" if test ${ac_cv_sizeof_long_double} = 0; then hdf5_cv_ldouble_to_llong_accurate=${hdf5_cv_ldouble_to_llong_accurate=no} else AC_CACHE_VAL([hdf5_cv_ldouble_to_llong_accurate], [AC_RUN_IFELSE([AC_LANG_SOURCE([$TEST_SRC])], [hdf5_cv_ldouble_to_llong_accurate=yes], [hdf5_cv_ldouble_to_llong_accurate=no], [hdf5_cv_ldouble_to_llong_accurate=yes])]) fi if test ${hdf5_cv_ldouble_to_llong_accurate} = "yes"; then AC_DEFINE([LDOUBLE_TO_LLONG_ACCURATE], [1], [Define if your system can convert long double to (unsigned) long long values correctly.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Set the flag to indicate that the machine can accurately convert ## '(unsigned) long long' to 'long double' values. (This flag should be ## set for all machines, except for Mac OS 10.4 and Powerpc Linux using ## XL compilers. ## When the bit sequences are 003fff..., 007fff..., 00ffff..., 01ffff..., ## ..., 7fffff..., the converted values are twice as big as they should be. ## ## CROSS-COMPILING: Assume 'yes' AC_MSG_CHECKING([if correctly converting (unsigned) long long to long double values]) TEST_SRC="`(echo \"#define H5_LLONG_TO_LDOUBLE_CORRECT_TEST 1\"; cat $srcdir/config/cmake/ConversionTests.c)`" if test ${ac_cv_sizeof_long_double} = 0; then hdf5_cv_llong_to_ldouble_correct=${hdf5_cv_llong_to_ldouble_correct=no} else AC_CACHE_VAL([hdf5_cv_llong_to_ldouble_correct], [AC_RUN_IFELSE([AC_LANG_SOURCE([$TEST_SRC])], [hdf5_cv_llong_to_ldouble_correct=yes], [hdf5_cv_llong_to_ldouble_correct=no], [hdf5_cv_llong_to_ldouble_correct=yes])]) fi if test ${hdf5_cv_llong_to_ldouble_correct} = "yes"; then AC_DEFINE([LLONG_TO_LDOUBLE_CORRECT], [1], [Define if your system can convert (unsigned) long long to long double values correctly.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Set the flag to indicate that the machine is IBM ppc64le and cannot ## accurately convert some long double values. ## ## CROSS-COMPILING: Assume 'yes' AC_MSG_CHECKING([if the system is IBM ppc64le and cannot correctly convert some long double values]) TEST_SRC="`(echo \"#define H5_DISABLE_SOME_LDOUBLE_CONV_TEST 1\"; cat $srcdir/config/cmake/ConversionTests.c)`" if test ${ac_cv_sizeof_long_double} = 0; then hdf5_cv_disable_some_ldouble_conv=${hdf5_cv_disable_some_ldouble_conv=no} else AC_CACHE_VAL([hdf5_cv_disable_some_ldouble_conv], [AC_RUN_IFELSE([AC_LANG_SOURCE([$TEST_SRC])], [hdf5_cv_disable_some_ldouble_conv=yes], [hdf5_cv_disable_some_ldouble_conv=no], [hdf5_cv_disable_some_ldouble_conv=yes])]) fi if test ${hdf5_cv_disable_some_ldouble_conv} = "yes"; then AC_DEFINE([DISABLE_SOME_LDOUBLE_CONV], [1], [Define if your system is IBM ppc64le and cannot convert some long double values correctly.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Set some variables for general configuration information to be saved ## and installed with the libraries (used to generate libhdf5.settings). ## ## HDF5 version from the first line of the README.md file. H5_VERSION="`cut -d' ' -f3 $srcdir/README.md | head -1`" AC_SUBST([H5_VERSION]) ## Configuration date AC_SUBST([CONFIG_DATE]) CONFIG_DATE="`date`" ## User doing the configuration AC_SUBST([CONFIG_USER]) CONFIG_USER="`whoami`@`hostname`" if test -n "$ORGANIZATION"; then CONFIG_USER="$CONFIG_USER at $ORGANIZATION" fi ## Configuration mode (production, debug, etc.) saved above. AC_SUBST([CONFIG_MODE]) ## Byte sex from the AC_C_BIGENDIAN macro. AC_SUBST([BYTESEX]) if test "X$ac_cv_c_bigendian" = "Xyes"; then BYTESEX="big-endian" else BYTESEX="little-endian" fi if test "X$ac_cv_c_bigendian" = "Xyes"; then WORDS_BIGENDIAN="yes" else WORDS_BIGENDIAN="no" fi AC_SUBST([WORDS_BIGENDIAN]) ## Parallel support? (set above except empty if none) PARALLEL=${PARALLEL:-no} ## Parallel writes to filtered datasets support? PARALLEL_FILTERED_WRITES=${PARALLEL_FILTERED_WRITES:-no} ## >2GB writes in parallel support? LARGE_PARALLEL_IO=${LARGE_PARALLEL_IO:-no} ## Compiler with version information. This consists of the full path ## name of the compiler and the reported version number. AC_SUBST([CC_VERSION]) ## Strip anything that looks like a flag off of $CC CC_NOFLAGS=`echo $CC | sed 's/ -.*//'` if `echo $CC_NOFLAGS | grep ^/ >/dev/null 2>&1`; then CC_VERSION="$CC" else CC_VERSION="$CC"; for x in `echo $PATH | sed -e 's/:/ /g'`; do if test -x $x/$CC_NOFLAGS; then CC_VERSION="$x/$CC" break fi done fi if test -n "$cc_version_info"; then CC_VERSION="$CC_VERSION ( $cc_version_info)" fi AC_SUBST([FC_VERSION]) ## Strip anything that looks like a flag off of $FC FC_NOFLAGS=`echo $FC | sed 's/ -.*//'` if `echo $FC_NOFLAGS | grep ^/ >/dev/null 2>&1`; then FC_VERSION="$FC" else FC_VERSION="$FC"; for x in `echo $PATH | sed -e 's/:/ /g'`; do if test -x $x/$FC_NOFLAGS; then FC_VERSION="$x/$FC" break fi done fi if test -n "$fc_version_info"; then FC_VERSION="$FC_VERSION ( $fc_version_info)" fi AC_SUBST([CXX_VERSION]) ## Strip anything that looks like a flag off of $CXX CXX_NOFLAGS=`echo $CXX | sed 's/ -.*//'` if `echo $CXX_NOFLAGS | grep ^/ >/dev/null 2>&1`; then CXX_VERSION="$CXX" else CXX_VERSION="$CXX"; for x in `echo $PATH | sed -e 's/:/ /g'`; do if test -x $x/$CXX_NOFLAGS; then CXX_VERSION="$x/$CXX" break fi done fi if test -n "$cxx_version_info"; then CXX_VERSION="$CXX_VERSION ( $cxx_version_info)" fi AC_SUBST([JAVA_VERSION]) ## Strip anything that looks like a flag off of $JAVA JAVA_NOFLAGS=`echo $JAVA | sed 's/ -.*//'` if `echo $JAVA_NOFLAGS | grep ^/ >/dev/null 2>&1`; then JAVA_VERSION="$JAVA" else JAVA_VERSION="$JAVA"; for x in `echo $PATH | sed -e 's/:/ /g'`; do if test -x $x/$JAVA_NOFLAGS; then JAVA_VERSION="$x/$JAVA" break fi done fi java_version_info=`$JAVA -version 2>&1 |\ grep 'version' | sed -e 's/version "//' | sed -e 's/"//'` if test -n "$java_version_info"; then JAVA_VERSION="$JAVA_VERSION ($java_version_info)" fi ## ---------------------------------------------------------------------- ## Where is the root of the source tree. Give an absolute address so ## we can find it no matter which directory of the distribution is our ## current directory. The built-in pwd fails on some systems, but the ## /bin/pwd version works OK. ## if test -x /bin/pwd; then pwd=/bin/pwd else pwd=pwd fi AC_SUBST([ROOT]) ROOT="`$pwd`" ## ---------------------------------------------------------------------- ## Some programs shouldn't be built by default (e.g., programs to generate ## data files used by tests, some optional tests). ## Check if they want such programs built anyway. ## AC_MSG_CHECKING([additional programs should be built]) AC_ARG_ENABLE([build-all], [AS_HELP_STRING([--enable-build-all], [Build helper programs that only developers should need [default=no]])], [BUILD_ALL=$enableval], [BUILD_ALL=no]) AC_MSG_RESULT([$BUILD_ALL]) AM_CONDITIONAL([BUILD_ALL_CONDITIONAL], [test "X$BUILD_ALL" = "Xyes"]) ## ---------------------------------------------------------------------- ## Enable deprecated public API symbols ## ## Enabled unless the build mode is clean. if test "X-$BUILD_MODE" = "X-clean" ; then DEPREC_SYMBOLS=no else DEPREC_SYMBOLS=yes fi AC_SUBST([DEPRECATED_SYMBOLS]) AC_MSG_CHECKING([if deprecated public symbols are available]); AC_ARG_ENABLE([deprecated-symbols], [AS_HELP_STRING([--enable-deprecated-symbols], [Enable deprecated public API symbols. [default=yes (unless build mode = clean)] ])], [DEPREC_SYMBOLS=$enableval]) case "X-$DEPREC_SYMBOLS" in X-yes) AC_MSG_RESULT([yes]) DEPRECATED_SYMBOLS=yes ;; X-no|*) AC_MSG_RESULT([no]) DEPRECATED_SYMBOLS=no AC_DEFINE([NO_DEPRECATED_SYMBOLS], [1], [Define if deprecated public API symbols are disabled]) ;; esac ## -------------------------------------------------------------------------- ## Which version of the public APIs should the 'base' versioned symbols use? ## AC_SUBST([DEFAULT_API_VERSION]) AC_MSG_CHECKING([which version of public symbols to use by default]) AC_ARG_WITH([default-api-version], [AS_HELP_STRING([--with-default-api-version=(default|v16|v18|v110|v112|v114|v116)], [Specify default release version of public symbols [default=v116]])],, [withval=v116]) ## Allowing "default" allows the GitHub CI to check that we didn't forget ## to change the defaults when creating a new major version if test "X$withval" = "Xv16"; then AC_MSG_RESULT([v16]) DEFAULT_API_VERSION=v16 AC_DEFINE([USE_16_API_DEFAULT], [1], [Define using v1.6 public API symbols by default]) elif test "X$withval" = "Xv18"; then AC_MSG_RESULT([v18]) DEFAULT_API_VERSION=v18 AC_DEFINE([USE_18_API_DEFAULT], [1], [Define using v1.8 public API symbols by default]) elif test "X$withval" = "Xv110"; then AC_MSG_RESULT([v110]) DEFAULT_API_VERSION=v110 AC_DEFINE([USE_110_API_DEFAULT], [1], [Define using v1.10 public API symbols by default]) elif test "X$withval" = "Xv112"; then AC_MSG_RESULT([v112]) DEFAULT_API_VERSION=v112 AC_DEFINE([USE_112_API_DEFAULT], [1], [Define using v1.12 public API symbols by default]) elif test "X$withval" = "Xv114"; then AC_MSG_RESULT([v114]) DEFAULT_API_VERSION=v114 AC_DEFINE([USE_114_API_DEFAULT], [1], [Define using v1.14 public API symbols by default]) elif test "X$withval" = "Xv116" -o "X$withval" = "Xdefault"; then AC_MSG_RESULT([v116]) DEFAULT_API_VERSION=v116 AC_DEFINE([USE_116_API_DEFAULT], [1], [Define using v1.16 public API symbols by default]) else AC_MSG_ERROR([invalid version of public symbols given]) fi ## It's an error to try to disable deprecated public API symbols while ## choosing an older version of the public API as the default. However, ## if the user insists on doing this via the --enable-unsupported configure ## flag, we'll let them. if test "X${ALLOW_UNSUPPORTED}" != "Xyes"; then if test "X${DEFAULT_API_VERSION}" != "Xv116" -a "X${DEPRECATED_SYMBOLS}" = "Xno" ; then AC_MSG_ERROR([Removing old public API symbols not allowed when using them as default public API symbols. Use --enable-unsupported to override this error.]) fi fi ## ---------------------------------------------------------------------- ## Enable strict file format checks ## AC_SUBST([STRICT_FORMAT_CHECKS]) AC_MSG_CHECKING([whether to perform strict file format checks]); AC_ARG_ENABLE([strict-format-checks], [AS_HELP_STRING([--enable-strict-format-checks], [Enable strict file format checks. [default=yes if debug build, otherwise no] ])], [STRICT_FORMAT_CHECKS=$enableval]) ## Set the default level. This depends on the compiler mode. if test "X-$STRICT_FORMAT_CHECKS" = X- ; then if test "X-$BUILD_MODE" = "X-debug" ; then STRICT_FORMAT_CHECKS=yes else STRICT_FORMAT_CHECKS=no fi fi case "X-$STRICT_FORMAT_CHECKS" in X-yes) AC_MSG_RESULT([yes]) AC_DEFINE([STRICT_FORMAT_CHECKS], [1], [Define if strict file format checks are enabled]) ;; X-no) AC_MSG_RESULT([no]) ;; *) AC_MSG_ERROR([Unrecognized value: $STRICT_FORMAT_CHECKS]) ;; esac ## ---------------------------------------------------------------------- ## Enable use of pread/pwrite instead of read/write in certain VFDs. ## AC_SUBST([PREADWRITE]) ## Check these first to avoid interspersed output in the AC_ARG_ENABLE line ## below. (Probably overkill to check for both, but we'll be extra careful) PREADWRITE_HAVE_BOTH=yes AC_CHECK_FUNC([pread], [], [PREADWRITE_HAVE_BOTH=no]) AC_CHECK_FUNC([pwrite], [], [PREADWRITE_HAVE_BOTH=no]) AC_MSG_CHECKING([whether to use pread/pwrite instead of read/write in certain VFDs]) AC_ARG_ENABLE([preadwrite], [AS_HELP_STRING([--enable-preadwrite], [Enable using pread/pwrite instead of read/write in sec2/log/core VFDs. [default=yes if pread/pwrite are present]])], [PREADWRITE=$enableval]) ## Set the default level. if test "X-$PREADWRITE" = X- ; then PREADWRITE=yes fi case "X-$PREADWRITE" in X-yes) if test "X-$PREADWRITE_HAVE_BOTH" = "X-yes"; then AC_DEFINE([HAVE_PREADWRITE], [1], [Define if both pread and pwrite exist.]) AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) fi ;; X-no) AC_MSG_RESULT([no]) ;; *) AC_MSG_ERROR([Unrecognized value: $PREADWRITE]) ;; esac ## ---------------------------------------------------------------------- ## Enable embedded library information ## AC_MSG_CHECKING([whether to have library information embedded in the executables]) AC_ARG_ENABLE([embedded-libinfo], [AS_HELP_STRING([--enable-embedded-libinfo], [Enable embedded library information [default=yes]])], [enable_embedded_libinfo=$enableval], [enable_embedded_libinfo=yes]) if test "${enable_embedded_libinfo}" = "yes"; then AC_MSG_RESULT([yes]) BUILD_SETTINGS_FILE="src/H5build_settings.autotools.c.in" AC_DEFINE([HAVE_EMBEDDED_LIBINFO], [1], [Define if library information should be embedded in the executables]) else BUILD_SETTINGS_FILE="src/H5build_settings.off.c.in" AC_MSG_RESULT([no]) fi ## ---------------------------------------------------------------------- ## Restore user's CFLAGS. CFLAGS="$saved_user_CFLAGS" FCFLAGS="$saved_user_FCFLAGS" CXXFLAGS="$saved_user_CXXFLAGS" CPPFLAGS="$saved_user_CPPFLAGS" JAVACFLAGS="$saved_user_JAVACFLAGS" JAVAFLAGS="$saved_user_JAVAFLAGS" LDFLAGS="$saved_user_LDFLAGS" ## ---------------------------------------------------------------------- ## Create automake conditionals to tell automake makefiles which directories ## need to be compiled AM_CONDITIONAL([BUILD_CXX_CONDITIONAL], [test "X$HDF_CXX" = "Xyes"]) AM_CONDITIONAL([BUILD_PARALLEL_CONDITIONAL], [test "X$PARALLEL" = "Xyes"]) AM_CONDITIONAL([BUILD_FORTRAN_CONDITIONAL], [test "X$HDF_FORTRAN" = "Xyes"]) AM_CONDITIONAL([BUILD_JAVA_CONDITIONAL], [test "X$HDF_JAVA" = "Xyes"]) AM_CONDITIONAL([BUILD_HDF5_HL_CONDITIONAL], [test "X$HDF5_HL" = "Xyes"]) AM_CONDITIONAL([BUILD_TESTS_CONDITIONAL], [test "X$HDF5_TESTS" = "Xyes"]) AM_CONDITIONAL([BUILD_TESTS_PARALLEL_CONDITIONAL], [test -n "$TESTPARALLEL"]) AM_CONDITIONAL([BUILD_TOOLS_CONDITIONAL], [test "X$HDF5_TOOLS" = "Xyes"]) AM_CONDITIONAL([BUILD_TOOLS_HL_GIF_CONDITIONAL], [test "X$HDF5_HL_GIF_TOOLS" = "Xyes"]) AM_CONDITIONAL([BUILD_DOXYGEN_CONDITIONAL], [test "X$HDF5_DOXYGEN" = "Xyes"]) ## ---------------------------------------------------------------------- ## Build the Makefiles. ## ## The directory search list AC_SUBST([SEARCH]) SEARCH='$(srcdir) $(top_builddir)/src $(top_srcdir)/src' export SEARCH ## Some cleanup stuff rm -f conftest conftest.o conftest.c dummy.o *.mod ## Build config.status, touch the stamp files, and build all the Makefiles. ## The order is such that the first `make' does not need to update any ## configuration information. See config/commence.in for the order in which ## things need to be done. ## First the stamp1 file for H5config.h.in mkdir ./config >/dev/null 2>&1 touch ./config/stamp1 ## Then the config.status file (but not makefiles) saved_no_create=$no_create no_create=yes PARALLEL_MAKE="" FORTRAN_PARALLEL_MAKE="" if test -n "$TESTPARALLEL"; then PARALLEL_MAKE="$TESTPARALLEL/Makefile" if test "X$HDF_FORTRAN" = "Xyes"; then FORTRAN_PARALLEL_MAKE=fortran/$TESTPARALLEL/Makefile fi fi LT_OUTPUT no_create=$saved_no_create ## Then the stamp2 file for H5config.h touch ./config/stamp2 ## Finally the makefiles test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1 ## Are we compiling static libraries, shared libraries, or both? This ## is only used for the libhdf5.settings file. We can't just look at ## $enable_static and $enable_shared because if they're yes the ltconfig ## might have decided that one or the other is simply not possible. ## Therefore we have to ask the generated `libtool' shell script ## which 'features' it has enabled. if (./libtool --features | grep '^enable shared libraries' > /dev/null); then enable_shared=yes else enable_shared=no fi if (./libtool --features | grep '^enable static libraries' > /dev/null); then enable_static=yes else enable_static=no fi ## Expose things for *.in markup AC_SUBST([STATIC_SHARED]) AC_SUBST([enable_shared]) AC_SUBST([enable_static]) if test "X$enable_static" = "Xyes" && test "X$enable_shared" = "Xyes"; then STATIC_SHARED="static, shared" elif test "X$enable_static" = "Xyes"; then STATIC_SHARED="static" elif test "X$enable_shared" = "Xyes"; then STATIC_SHARED="shared" else STATIC_SHARED="none" fi if test "X$HDF_FORTRAN" = "Xyes"; then ### libtool does not pass the correct argument linking (-Wl,-Wl,,) for the NAG Fortran compiler ### on Linux (other OSs have not been tested). ### Therefore, detect if we are using the NAG Fortran compiler, and replace the wl="-Wl," for Fortran to ### wl="-Wl,-Wl,," in the libtool file. (HDFFV-10037) case "`uname`" in Linux*) fortran_linux_linker_option="-Wl," if test "X$FC_BASENAME" = "Xnagfor"; then fortran_linux_linker_option="-Wl,-Wl,," fi ## Set the correct linker option for use in h5fc.in markup AC_SUBST([fortran_linux_linker_option]) ;; esac fi ## ---------------------------------------------------------------------- ## Set a macro if shared library is enabled. ## AM_CONDITIONAL([HAVE_SHARED_CONDITIONAL], [test "X$enable_shared" = "Xyes"]) AC_CONFIG_FILES([Makefile doxygen/Doxyfile src/Makefile src/libhdf5.settings src/H5build_settings.c:${BUILD_SETTINGS_FILE} test/Makefile test/H5srcdir_str.h test/test_abort_fail.sh test/test_check_version.sh test/test_error.sh test/test_external_env.sh test/test_flush_refresh.sh test/test_libinfo.sh test/test_links_env.sh test/test_mirror.sh test/test_plugin.sh test/test_swmr.sh test/test_use_cases.sh test/test_vds_env.sh test/test_vds_swmr.sh testpar/Makefile testpar/testpflush.sh utils/Makefile utils/mirror_vfd/Makefile utils/test/Makefile utils/tools/Makefile utils/tools/h5dwalk/Makefile utils/tools/test/Makefile utils/tools/test/h5dwalk/Makefile utils/tools/test/h5dwalk/copy_demo_files.sh utils/tools/test/h5dwalk/testh5dwalk.sh tools/Makefile tools/lib/Makefile tools/libtest/Makefile tools/src/Makefile tools/src/h5dump/Makefile tools/src/h5import/Makefile tools/src/h5diff/Makefile tools/src/h5jam/Makefile tools/src/h5repack/Makefile tools/src/h5ls/Makefile tools/src/h5copy/Makefile tools/src/misc/Makefile tools/src/h5stat/Makefile tools/test/Makefile tools/test/h5dump/Makefile tools/test/h5dump/h5dump_plugin.sh tools/test/h5dump/testh5dump.sh tools/test/h5dump/testh5dumppbits.sh tools/test/h5dump/testh5dumpvds.sh tools/test/h5dump/testh5dumpxml.sh tools/test/h5ls/Makefile tools/test/h5ls/h5ls_plugin.sh tools/test/h5ls/testh5ls.sh tools/test/h5ls/testh5lsvds.sh tools/test/h5import/Makefile tools/test/h5import/h5importtestutil.sh tools/test/h5diff/Makefile tools/test/h5diff/h5diff_plugin.sh tools/test/h5diff/testh5diff.sh tools/test/h5diff/testph5diff.sh tools/src/h5format_convert/Makefile tools/test/h5format_convert/Makefile tools/test/h5format_convert/testh5fc.sh tools/test/h5jam/Makefile tools/test/h5jam/testh5jam.sh tools/test/h5repack/Makefile tools/test/h5repack/h5repack.sh tools/test/h5repack/h5repack_plugin.sh tools/test/h5copy/Makefile tools/test/h5copy/testh5copy.sh tools/test/misc/Makefile tools/test/misc/testh5clear.sh tools/test/misc/testh5mkgrp.sh tools/test/misc/testh5repart.sh tools/test/misc/vds/Makefile tools/test/h5stat/Makefile tools/test/h5stat/testh5stat.sh tools/src/h5perf/Makefile tools/test/perform/Makefile examples/Makefile examples/run-c-ex.sh examples/testh5cc.sh bin/h5cc bin/Makefile c++/Makefile c++/src/Makefile c++/src/h5c++ c++/test/Makefile c++/test/H5srcdir_str.h c++/examples/Makefile c++/examples/run-c++-ex.sh c++/examples/testh5c++.sh fortran/Makefile fortran/src/h5fc fortran/src/Makefile fortran/src/H5fort_type_defines.h fortran/test/Makefile fortran/testpar/Makefile fortran/examples/Makefile fortran/examples/run-fortran-ex.sh fortran/examples/testh5fc.sh java/Makefile java/src/Makefile java/src/jni/Makefile java/test/Makefile java/test/junit.sh hl/Makefile hl/src/Makefile hl/test/Makefile hl/test/H5srcdir_str.h hl/tools/Makefile hl/tools/gif2h5/Makefile hl/tools/gif2h5/h52giftest.sh hl/tools/h5watch/Makefile hl/tools/h5watch/testh5watch.sh hl/examples/Makefile hl/examples/run-hlc-ex.sh hl/c++/Makefile hl/c++/src/Makefile hl/c++/test/Makefile hl/c++/examples/Makefile hl/c++/examples/run-hlc++-ex.sh hl/fortran/Makefile hl/fortran/src/Makefile hl/fortran/test/Makefile hl/fortran/examples/Makefile hl/fortran/examples/run-hlfortran-ex.sh]) AC_CONFIG_FILES([utils/subfiling_vfd/h5fuse], [chmod +x utils/subfiling_vfd/h5fuse]) if test -n "$TESTPARALLEL"; then if test "X$SUBFILING_VFD" = "Xyes"; then AC_CONFIG_LINKS([testpar/h5fuse:utils/subfiling_vfd/h5fuse]) fi fi AC_OUTPUT chmod 755 bin/h5cc if test "X$HDF_CXX" = "Xyes"; then chmod 755 c++/src/h5c++ fi if test "X$HDF_FORTRAN" = "Xyes"; then chmod 755 fortran/src/h5fc ## libtool does not pass the correct argument linker (wl=) for the Intel Fortran compiler ## on OS X, which is needed when building shared libraries on OS X. This script ## replaces the 3rd occurrence, which is for Fortran, of wl="" with wl="-Wl," (HDFFV-2772) case "`uname`" in Darwin*) cat libtool | awk '/wl=\"/{c++;if(c==3){sub("wl=\"\"","wl=\"-Wl,\"");c=0}}1' > libtool.tmp && mv -f libtool.tmp libtool && chmod 755 libtool ;; esac ### libtool does not pass the correct linker options for some Fortran compilers ### on Linux (other OSs have not been tested). case "`uname`" in Linux*) ### NAG Fortran needs to replace "-Wl," with "-Wl,-Wl,," (HDFFV-10037) if test "X$FC_BASENAME" = "Xnagfor"; then cat libtool | awk '/BEGIN LIBTOOL TAG CONFIG: FC/{flag=1}flag&&/wl=/{$NF="wl=\"-Wl,-Wl,,\"";flag=0}1' > libtool.tmp && mv -f libtool.tmp libtool && chmod 755 libtool fi ### Flang needs to replace "", with "-Wl," (avoids unknown option: -soname issues) if test "X$FC_BASENAME" = "Xflang"; then cat libtool | awk '/BEGIN LIBTOOL TAG CONFIG: FC/{flag=1}flag&&/wl=/{$NF="wl=\"-Wl,\"";flag=0}1' > libtool.tmp && mv -f libtool.tmp libtool && chmod 755 libtool fi ;; esac fi ## show the configure settings cat src/libhdf5.settings