mirror of
https://github.com/HDFGroup/hdf5.git
synced 2024-11-27 02:10:55 +08:00
540 lines
14 KiB
Plaintext
540 lines
14 KiB
Plaintext
dnl ----------------------------------------------------------------------
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dnl Process this file with autoconf to produce configure.
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dnl
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dnl Copyright (C) 2000, 2001, 2002
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dnl National Center for Supercomputing Applications.
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dnl All rights reserved.
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dnl ----------------------------------------------------------------------
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dnl ----------------------------------------------------------------------
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dnl Initialize configure.
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dnl
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AC_REVISION($Id$)
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dnl AC_INIT takes the name of the package, the version number, and an
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dnl email address to report bugs. AC_CONFIG_SRCDIR takes a unique file
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dnl as its argument.
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dnl
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dnl NOTE: Don't forget to change the version number here when we do a
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dnl release!!!
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dnl
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AC_INIT([HDF5 C++], [1.5.41], [hdfhelp@ncsa.uiuc.edu])
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AC_CONFIG_SRCDIR([src/H5Library.cpp])
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AC_CONFIG_AUX_DIR([../bin])
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AC_CANONICAL_HOST
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AC_SUBST(CPPFLAGS)
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dnl ----------------------------------------------------------------------
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dnl Dump all shell variables values.
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dnl
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AC_MSG_CHECKING(shell variables initial values)
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set >&5
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AC_MSG_RESULT(done)
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dnl ----------------------------------------------------------------------
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dnl Where is the root of the source tree. Give an absolute address so
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dnl we can find it no matter which directory of the distribution is our
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dnl current directory. The built-in pwd fails on some systems, but the
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dnl /bin/pwd version works OK.
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dnl
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if test -x "/bin/pwd"; then
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pwd=/bin/pwd
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else
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pwd=pwd
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fi
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AC_SUBST(ROOT) ROOT=`$pwd`
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dnl ----------------------------------------------------------------------
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dnl Check that the cache file was build on the same host as what we're
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dnl running on now.
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dnl
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AC_CACHE_CHECK(for cached host,hdf5_cv_host,hdf5_cv_host="none");
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if test "X$hdf5_cv_host" = "Xnone"; then
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hdf5_cv_host=$host
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elif test "$hdf5_cv_host" != "$host"; then
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echo "The config.cache file was generated on $hdf5_cv_host but"
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echo "this is $host. Please remove that file and try again."
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AC_MSG_ERROR(config.cache file is invalid)
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fi
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dnl ----------------------------------------------------------------------
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dnl Source any special files that we need. These files normally aren't
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dnl present but can be used by the maintainers to fine tune things like
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dnl turning on debug or profiling flags for the compiler. The search order
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dnl is:
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dnl
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dnl CPU-VENDOR-OS
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dnl VENDOR-OS
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dnl CPU-OS
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dnl CPU-VENDOR
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dnl OS
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dnl VENDOR
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dnl CPU
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dnl
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dnl If the `OS' ends with a version number then remove it. For instance,
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dnl `freebsd3.1' would become `freebsd'
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case "$host_os" in
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aix4.*)
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host_os_novers=aix4.x
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;;
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freebsd*)
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host_os_novers=freebsd
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;;
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irix5.*)
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host_os_novers=irix5.x
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;;
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irix6.*)
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host_os_novers=irix6.x
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;;
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osf4.*)
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host_os_novers=osf4.x
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;;
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osf5.*)
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host_os_novers=osf5.x
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;;
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solaris2.*)
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host_os_novers=solaris2.x
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;;
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*)
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host_os_novers=$host_os
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;;
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esac
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dnl Different compilers may need default libraries. They are specified in
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dnl the config/* files, so we put this statement here so that it'll be
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dnl set by the code which follows...
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dnl
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AC_SUBST(DEFAULT_LIBS) DEFAULT_LIBS=""
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host_config="none"
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for f in $host_cpu-$host_vendor-$host_os \
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$host_cpu-$host_vendor-$host_os_novers \
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$host_vendor-$host_os \
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$host_vendor-$host_os_novers \
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$host_cpu-$host_os \
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$host_cpu-$host_os_novers \
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$host_cpu-$host_vendor \
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$host_os \
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$host_os_novers \
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$host_vendor \
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$host_cpu ; do
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AC_MSG_CHECKING(for config $f)
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if test -f $srcdir/config/$f; then
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host_config=$srcdir/config/$f
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AC_MSG_RESULT(found)
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break
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fi
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AC_MSG_RESULT(no)
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done
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if test "X$host_config" != "Xnone"; then
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CXX_BASENAME="`echo $CXX |cut -f1 -d' ' |xargs basename 2>/dev/null`"
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. $host_config
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fi
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dnl ----------------------------------------------------------------------
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dnl Check for programs.
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dnl
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AC_PROG_CXX
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AC_PROG_CXXCPP dnl this is checked for when AC_HEADER_STDC is done
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CXX_BASENAME="`echo $CXX |cut -f1 -d' ' |xargs basename 2>/dev/null`"
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AC_PROG_MAKE_SET
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AC_PROG_INSTALL
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AM_PROG_LIBTOOL
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dnl ----------------------------------------------------------------------
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dnl Check if they have Perl installed on their system. We only need Perl
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dnl if they're using a GNU compiler.
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dnl
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AC_SUBST(PERL) PERL=""
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if test "X$GCC" = "Xyes"; then
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AC_CHECK_PROGS(PERL, perl,, $PATH)
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fi
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if test -z "$AR"; then
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AC_CHECK_PROGS(AR,ar xar,:,$PATH)
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fi
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AC_SUBST(AR)
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dnl ----------------------------------------------------------------------
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dnl Sometimes makes think the `.PATH:' appearing before the first rule
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dnl with an action should override the `all' default target. So we have
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dnl to decide what the proper syntax is.
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dnl
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if test -z "$SEARCH"; then
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AC_MSG_CHECKING(how make searches directories)
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while true; do #for break
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dnl The most common method is `VPATH=DIR1 DIR2 ...'
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cat >maketest <<EOF
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VPATH=$srcdir/config $srcdir/src $srcdir/bin
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.c.o:
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cp $< H5.o
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foo: H5.o
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/bin/rm -f H5.o
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@echo works
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EOF
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if (${MAKE-make} -f maketest foo) >/dev/null 2>&1; then
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SEARCH_RULE='VPATH='
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SEARCH_SEP=' '
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AC_MSG_RESULT([VPATH=DIR1 DIR2 ...])
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break
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fi
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dnl The second most common method is like above except with the
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dnl directories separated by colons.
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cat >maketest <<EOF
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VPATH=$srcdir/config:$srcdir/src:$srcdir/bin
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.c.o:
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cp $< H5.o
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foo: H5.o
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/bin/rm -f H5.o
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@echo works
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EOF
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if (${MAKE-make} -f maketest foo) >/dev/null 2>&1; then
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SEARCH_RULE='VPATH='
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SEARCH_SEP=':'
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AC_MSG_RESULT([VPATH=DIR1:DIR2:...])
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break
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fi
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dnl pmake uses the construct `.PATH: DIR1 DIR2
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cat >maketest <<EOF
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.PATH: $srcdir/config $srcdir/src $srcdir/bin
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.c.o:
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cp $< H5.o
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foo: H5.o
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/bin/rm -f H5.o
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@echo works
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EOF
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if (MAKE= ${MAKE-make} -f maketest foo) >/dev/null 2>&1; then
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SEARCH_RULE='.PATH: '
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SEARCH_SEP=' '
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AC_MSG_RESULT([.PATH: DIR1 DIR2 ...])
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break
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fi
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dnl No way for make to search directories
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SEARCH_RULE='## SEARCH DISABLED: '
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SEARCH_SEP=' '
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AC_MSG_RESULT([it doesn't])
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if test ! -f configure; then
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AC_MSG_ERROR(${MAKE-make} requires the build and source directories to be the same)
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fi
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break
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done
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rm maketest
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fi
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dnl ----------------------------------------------------------------------
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dnl Production flags? Save the value in $CONFIG_MODE so we have it for
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dnl the record.
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dnl
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AC_MSG_CHECKING(for production mode)
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AC_ARG_ENABLE(production,
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[ --enable-production Determines how to run the compiler.])
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case "X-$enable_production" in
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X-yes)
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AC_MSG_RESULT("production")
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CONFIG_MODE=production
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CXXFLAGS="$CXXFLAGS $PROD_CXXFLAGS"
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CPPFLAGS="$CPPFLAGS $PROD_CPPFLAGS"
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;;
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X-|X-no)
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AC_MSG_RESULT("development")
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CONFIG_MODE=development
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CXXFLAGS="$CXXFLAGS $DEBUG_CXXFLAGS"
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CPPFLAGS="$CPPFLAGS $DEBUG_CPPFLAGS"
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;;
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X-pg|X-profile)
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AC_MSG_RESULT("profile")
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CONFIG_MODE=profile
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CXXFLAGS="$CXXFLAGS $PROFILE_CXXFLAGS"
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CPPFLAGS="$CPPFLAGS $PROFILE_CPPFLAGS"
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;;
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*)
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AC_MSG_RESULT("user-defined")
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CONFIG_MODE="$X-enableval"
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;;
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esac
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dnl ----------------------------------------------------------------------
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dnl If we should build only static executables
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dnl
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AC_MSG_CHECKING(if should build only statically linked executables)
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AC_ARG_ENABLE(static_exec,
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[ --enable-static-exec Build only statically linked executables [default=no]],
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STATIC_EXEC=$enableval)
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if test "X$STATIC_EXEC" = "Xyes"; then
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echo "yes"
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LT_STATIC_EXEC="-all-static"
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else
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echo "no"
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LT_STATIC_EXEC=""
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fi
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AC_SUBST(LT_STATIC_EXEC)
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case "$host_cpu-$host_vendor-$host_os" in
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*linux*)
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dnl ----------------------------------------------------------------------
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dnl Enable large file support on linux? Store the result in the LINUX_LFS
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dnl variable for posterity
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AC_ARG_ENABLE(linux-lfs,
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[AC_HELP_STRING([--enable-linux-lfs],
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[Enable support for large (64-bit)
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files on Linux. [default=check]])])
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case "X-$enable_linux_lfs" in
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X-yes)
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LINUX_LFS=yes
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;;
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X-no)
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LINUX_LFS=no
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;;
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X-|*)
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LINUX_LFS=no
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AC_CHECK_FUNCS([getdents64],
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dnl Add the large file support flags to the CXXFLAGS macro if
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dnl we're on a Linux system which austensibly supports LFS. (We
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dnl think it does if it has the `getdents64' syscall).
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[LINUX_LFS=yes])
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;;
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esac
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AC_MSG_CHECKING([for large file support on linux mode])
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if test "X$LINUX_LFS" = "Xyes"; then
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AC_MSG_RESULT([enabled])
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CXXFLAGS="-D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE ${CXXFLAGS}"
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else
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AC_MSG_RESULT([disabled])
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fi
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dnl Add POSIX support on Linux systems, so <features.h> defines
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dnl __USE_POSIX, which is required to get the prototype for fdopen
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dnl defined correctly in <stdio.h>
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CXXFLAGS="-D_POSIX_SOURCE ${CXXFLAGS}"
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dnl Also add BSD support on Linux systems, so <features.h> defines
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dnl __USE_BSD, which is required to get the prototype for strdup
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dnl defined correctly in <string.h> and snprintf & vsnprintf defined
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dnl correctly in <stdio.h>
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CXXFLAGS="-D_BSD_SOURCE ${CXXFLAGS}"
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;;
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esac
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dnl ----------------------------------------------------------------------
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dnl Checks for compiler characteristics.
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dnl
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AC_LANG_CPLUSPLUS
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AC_MSG_CHECKING(if $CXX needs old style header files in includes)
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AC_TRY_RUN([
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#include <iostream>
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int main(void) { return 0; }
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], [
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echo no
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], [
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echo yes
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CXXFLAGS="${CXXFLAGS} -DOLD_HEADER_FILENAME"
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])
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AC_MSG_CHECKING(if $CXX can handle namespaces)
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AC_TRY_RUN([
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#ifdef OLD_HEADER_FILENAME
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#include <iostream.h>
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#else
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#include <iostream>
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#endif
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using namespace std;
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namespace H5 {
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int fnord;
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}
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int main(void) {
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using namespace H5;
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fnord = 37;
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return 0;
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}
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], [
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echo yes
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], [
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echo no
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CXXFLAGS="${CXXFLAGS} -DH5_NO_NAMESPACE"
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])
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AC_MSG_CHECKING(if $CXX supports bool types)
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AC_TRY_RUN([
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int main(void) {
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bool flag;
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return 0;
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}
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], [
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echo yes
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], [
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echo no
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CXXFLAGS="${CXXFLAGS} -DBOOL_NOTDEFINED"
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])
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AC_MSG_CHECKING(if $CXX can handle static cast)
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AC_TRY_RUN([
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int main(void) {
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float test_float;
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int test_int;
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test_float = 37.0;
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test_int = static_cast <int> (test_float);
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return 0;
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}
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], [
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echo yes
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], [
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echo no
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CXXFLAGS="${CXXFLAGS} -DNO_STATIC_CAST"
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])
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dnl ----------------------------------------------------------------------
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dnl Checks for header files.
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dnl
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dnl Checkpoint the cache
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AC_CACHE_SAVE
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AC_MSG_CHECKING(make)
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AC_SUBST_FILE(DEPEND)
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if test "`${MAKE-make} --version -f /dev/null 2>/dev/null |\
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sed -n 1p|cut -c1-8`" = "GNU Make"; then
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AC_MSG_RESULT(GNU make)
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GMAKE=yes
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if test "X$GCC" = "Xyes"; then
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DEPEND=config/depend1
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else
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DEPEND=config/depend2
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fi
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else
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AC_MSG_RESULT(generic)
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fi
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dnl How do we include another file into a Makefile?
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if test -z "$DEPEND"; then
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AC_MSG_CHECKING(how to include a makefile)
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dnl The include file contains the target for `foo'
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cat >makeinc <<EOF
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foo:
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@:
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EOF
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while true; do dnl for break
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dnl pmake. We have to be careful because some pmake think that the
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dnl contents of the MAKE environment variable is a target.
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echo '.include <makeinc>' >maketest
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if (MAKE= ${MAKE-make} -f maketest foo) >/dev/null 2>&1; then
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AC_MSG_RESULT([.include <FILE>])
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DEPEND=config/depend3
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break
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fi
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dnl Most make's use `include FILE'
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echo 'include makeinc' >maketest
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if (${MAKE-make} -f maketest foo) >/dev/null 2>&1; then
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AC_MSG_RESULT(include FILE)
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DEPEND=config/depend4
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break;
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fi
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dnl default
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AC_MSG_RESULT(you have a deficient make command)
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DEPEND=config/dependN
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break
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done
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rm makeinc maketest
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fi
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|
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dnl Some cleanup stuff
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|
rm -f conftest core core.* *.core conftest.o conftest.c dummy.o $ac_clean_files
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dnl ----------------------------------------------------------------------
|
|
dnl Determine the runtime libraries we may need to include in the
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dnl libtools command so that executables will find the correct dynamic
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dnl libraries.
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dnl
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DYNAMIC_DIRS=""
|
|
if test -n "$LDFLAGS"; then
|
|
for d in $LDFLAGS ; do
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case "$d" in
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|
-L*)
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|
d=`echo $d | sed -e 's/-L//g'`
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|
case "$d" in
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.*)
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dnl If the path isn't absolute, make it so by prepending the
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|
dnl ROOT directory to it.
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d=${ROOT}/$d
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;;
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|
esac
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DYNAMIC_DIRS="-R${d} $DYNAMIC_DIRS"
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;;
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esac
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done
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fi
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|
AC_SUBST(DYNAMIC_DIRS)
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dnl ----------------------------------------------------------------------
|
|
dnl Build the Makefiles. Almost every Makefile.in will begin with the line
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dnl `@COMMENCE@' and end with the line `@CONCLUDE@'. These lines insert
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|
dnl various files from the config directory into the Makefile.
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|
dnl
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|
AC_SUBST_FILE(COMMENCE) COMMENCE=config/commence
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AC_SUBST_FILE(CONCLUDE) CONCLUDE=config/conclude
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|
dnl The directory search list
|
|
if test -z "$SEARCH"; then
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|
AC_SUBST(SEARCH) SEARCH='$(srcdir) $(top_builddir)/src $(top_srcdir)/src'
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|
cmd='echo $SEARCH |sed "s/ /'$SEARCH_SEP'/g"'
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|
SEARCH="$SEARCH_RULE`eval $cmd`"
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|
fi
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dnl We don't need to say when we're entering directories if we're using
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|
dnl GNU make becuase make does it for us.
|
|
if test "X$GMAKE" = "Xyes"; then
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AC_SUBST(SETX) SETX=":"
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|
else
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|
AC_SUBST(SETX) SETX="set -x"
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|
fi
|
|
|
|
dnl Some cleanup stuff
|
|
rm -f conftest conftest.o conftest.c core core.* *.core dummy.o
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|
|
|
dnl Build config.status, touch the stamp files, and build all the Makefiles.
|
|
dnl The order is such that the first `make' does not need to update any
|
|
dnl configuration information. See config/commence.in for the order in which
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|
dnl things need to be done.
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|
|
dnl Then the config.status file (but not makefiles)
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|
saved_no_create=$no_create
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no_create=yes
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|
AC_CONFIG_FILES([config/depend1
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config/depend2
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|
config/depend3
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config/depend4
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config/dependN
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config/commence
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config/conclude
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Makefile
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src/Makefile
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test/Makefile
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examples/Makefile])
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|
AC_OUTPUT
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no_create=$saved_no_create
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dnl Finally the makefiles
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test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
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