mirror of
https://git.openldap.org/openldap/openldap.git
synced 2024-12-21 03:10:25 +08:00
f8427a9b58
This reverts commitsa956f75924("Add (not yet used) ICU detection") and1cf5838e08("detect ICU and link it into slapd(8)").
825 lines
25 KiB
Plaintext
825 lines
25 KiB
Plaintext
dnl OpenLDAP Autoconf Macros
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dnl $OpenLDAP$
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dnl This work is part of OpenLDAP Software <http://www.openldap.org/>.
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dnl
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dnl Copyright 1998-2020 The OpenLDAP Foundation.
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dnl All rights reserved.
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dnl
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dnl Redistribution and use in source and binary forms, with or without
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dnl modification, are permitted only as authorized by the OpenLDAP
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dnl Public License.
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dnl
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dnl A copy of this license is available in the file LICENSE in the
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dnl top-level directory of the distribution or, alternatively, at
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dnl <http://www.OpenLDAP.org/license.html>.
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dnl
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dnl --------------------------------------------------------------------
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dnl Restricted form of AC_ARG_ENABLE that limits user options
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dnl
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dnl $1 = option name
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dnl $2 = help-string
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dnl $3 = default value (auto). "--" means do not set it by default
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dnl $4 = allowed values (auto yes no)
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dnl $5 = overridden default
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AC_DEFUN([OL_ARG_ENABLE], [# OpenLDAP --enable-$1
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pushdef([ol_DefVal],ifelse($3,,auto,$3))
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AC_ARG_ENABLE($1,ifelse($4,,[$2],[$2] translit([$4],[ ],[|])) ifelse($3,--,,@<:@ol_DefVal@:>@),[
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ol_arg=invalid
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for ol_val in ifelse($4,,[auto yes no],[$4]) ; do
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if test "$enableval" = "$ol_val" ; then
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ol_arg="$ol_val"
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fi
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done
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if test "$ol_arg" = "invalid" ; then
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AC_MSG_ERROR(bad value $enableval for --enable-$1)
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fi
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ol_enable_$1="$ol_arg"
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]ifelse($3,--,,[,
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[ ol_enable_$1=ifelse($5,,ol_DefVal,[${]$5[:-]ol_DefVal[}])]]))dnl
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dnl AC_MSG_RESULT([OpenLDAP -enable-$1 $ol_enable_$1])
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popdef([ol_DefVal])
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# end --enable-$1
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])dnl
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dnl
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dnl --------------------------------------------------------------------
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dnl Restricted form of AC_ARG_WITH that limits user options
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dnl
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dnl $1 = option name
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dnl $2 = help-string
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dnl $3 = default value (no)
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dnl $4 = allowed values (yes or no)
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AC_DEFUN([OL_ARG_WITH], [# OpenLDAP --with-$1
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AC_ARG_WITH($1,[$2 @<:@]ifelse($3,,yes,$3)@:>@,[
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ol_arg=invalid
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for ol_val in ifelse($4,,[yes no],[$4]) ; do
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if test "$withval" = "$ol_val" ; then
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ol_arg="$ol_val"
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fi
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done
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if test "$ol_arg" = "invalid" ; then
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AC_MSG_ERROR(bad value $withval for --with-$1)
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fi
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ol_with_$1="$ol_arg"
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],
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[ ol_with_$1=ifelse($3,,"no","$3")])dnl
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dnl AC_MSG_RESULT([OpenLDAP --with-$1 $ol_with_$1])
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# end --with-$1
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])dnl
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dnl ====================================================================
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dnl Check for dependency generation flag
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AC_DEFUN([OL_MKDEPEND], [# test for make depend flag
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OL_MKDEP=
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OL_MKDEP_FLAGS=
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if test -z "${MKDEP}"; then
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OL_MKDEP="${CC-cc}"
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if test -z "${MKDEP_FLAGS}"; then
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AC_CACHE_CHECK([for ${OL_MKDEP} depend flag], ol_cv_mkdep, [
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ol_cv_mkdep=no
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for flag in "-M" "-xM"; do
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cat > conftest.c <<EOF
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noCode;
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EOF
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if AC_TRY_COMMAND($OL_MKDEP $flag conftest.c) \
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| grep '^conftest\.'"${ac_objext}" >/dev/null 2>&1
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then
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if test ! -f conftest."${ac_object}" ; then
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ol_cv_mkdep=$flag
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OL_MKDEP_FLAGS="$flag"
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break
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fi
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fi
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done
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rm -f conftest*
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])
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test "$ol_cv_mkdep" = no && OL_MKDEP=":"
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else
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cc_cv_mkdep=yes
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OL_MKDEP_FLAGS="${MKDEP_FLAGS}"
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fi
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else
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cc_cv_mkdep=yes
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OL_MKDEP="${MKDEP}"
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OL_MKDEP_FLAGS="${MKDEP_FLAGS}"
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fi
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AC_SUBST(OL_MKDEP)
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AC_SUBST(OL_MKDEP_FLAGS)
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])
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dnl
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dnl ====================================================================
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dnl Check if system uses EBCDIC instead of ASCII
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AC_DEFUN([OL_CPP_EBCDIC], [# test for EBCDIC
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AC_CACHE_CHECK([for EBCDIC],ol_cv_cpp_ebcdic,[
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AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
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#if !('M' == 0xd4)
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#include <__ASCII__/generate_error.h>
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#endif
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]])],[ol_cv_cpp_ebcdic=yes],[ol_cv_cpp_ebcdic=no])])
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if test $ol_cv_cpp_ebcdic = yes ; then
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AC_DEFINE(HAVE_EBCDIC,1, [define if system uses EBCDIC instead of ASCII])
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fi
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])
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dnl
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dnl --------------------------------------------------------------------
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dnl Check for MSVC
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AC_DEFUN([OL_MSVC],
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[AC_REQUIRE_CPP()dnl
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AC_CACHE_CHECK([whether we are using MS Visual C++], ol_cv_msvc,
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[AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
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#ifndef _MSC_VER
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#include <__FOO__/generate_error.h>
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#endif
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]])],[ol_cv_msvc=yes],[ol_cv_msvc=no])])])
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dnl --------------------------------------------------------------------
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dnl OpenLDAP version of STDC header check w/ EBCDIC support
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AC_DEFUN([OL_HEADER_STDC],
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[AC_REQUIRE_CPP()dnl
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AC_REQUIRE([OL_CPP_EBCDIC])dnl
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AC_CACHE_CHECK([for ANSI C header files], ol_cv_header_stdc,
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[AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include <stdlib.h>
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#include <stdarg.h>
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#include <string.h>
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#include <float.h>]])],[ol_cv_header_stdc=yes],[ol_cv_header_stdc=no])
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if test $ol_cv_header_stdc = yes; then
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# SunOS 4.x string.h does not declare mem*, contrary to ANSI.
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AC_EGREP_HEADER(memchr, string.h, , ol_cv_header_stdc=no)
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fi
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if test $ol_cv_header_stdc = yes; then
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# ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
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AC_EGREP_HEADER(free, stdlib.h, , ol_cv_header_stdc=no)
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fi
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if test $ol_cv_header_stdc = yes; then
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# /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
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AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <ctype.h>
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#ifndef HAVE_EBCDIC
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# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
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# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
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#else
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# define ISLOWER(c) (('a' <= (c) && (c) <= 'i') \
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|| ('j' <= (c) && (c) <= 'r') \
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|| ('s' <= (c) && (c) <= 'z'))
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# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
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#endif
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#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
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int main () { int i; for (i = 0; i < 256; i++)
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if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
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exit (0); }
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]])],[],[ol_cv_header_stdc=no],[:])
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fi])
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if test $ol_cv_header_stdc = yes; then
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AC_DEFINE(STDC_HEADERS)
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fi
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ac_cv_header_stdc=disable
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])
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dnl
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dnl ====================================================================
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dnl DNS resolver macros
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AC_DEFUN([OL_RESOLVER_TRY],
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[if test $ol_cv_lib_resolver = no ; then
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AC_CACHE_CHECK([for resolver link (]ifelse($2,,default,$2)[)],[$1],
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[
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ol_RESOLVER_LIB=ifelse($2,,,$2)
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ol_LIBS=$LIBS
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LIBS="$ol_RESOLVER_LIB $LIBS"
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AC_LINK_IFELSE([AC_LANG_PROGRAM([[
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#include <netinet/in.h>
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#ifdef HAVE_ARPA_NAMESER_H
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# include <arpa/nameser.h>
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#endif
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#ifdef HAVE_RESOLV_H
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# include <resolv.h>
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#endif
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]], [[{
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int len, status;
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char *request = NULL;
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unsigned char reply[64*1024];
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unsigned char host[64*1024];
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unsigned char *p;
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#ifdef NS_HFIXEDSZ
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/* Bind 8/9 interface */
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len = res_query(request, ns_c_in, ns_t_srv, reply, sizeof(reply));
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#else
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/* Bind 4 interface */
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# ifndef T_SRV
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# define T_SRV 33
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# endif
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len = res_query(request, C_IN, T_SRV, reply, sizeof(reply));
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#endif
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p = reply;
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#ifdef NS_HFIXEDSZ
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/* Bind 8/9 interface */
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p += NS_HFIXEDSZ;
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#elif defined(HFIXEDSZ)
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/* Bind 4 interface w/ HFIXEDSZ */
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p += HFIXEDSZ;
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#else
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/* Bind 4 interface w/o HFIXEDSZ */
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p += sizeof(HEADER);
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#endif
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status = dn_expand( reply, reply+len, p, host, sizeof(host));
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}]])],[$1=yes],[$1=no])
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LIBS="$ol_LIBS"
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])
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if test $$1 = yes ; then
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ol_cv_lib_resolver=ifelse($2,,yes,$2)
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fi
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fi
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])
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dnl --------------------------------------------------------------------
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dnl Try to locate appropriate library
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AC_DEFUN([OL_RESOLVER_LINK],
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[ol_cv_lib_resolver=no
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OL_RESOLVER_TRY(ol_cv_resolver_none)
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OL_RESOLVER_TRY(ol_cv_resolver_resolv,[-lresolv])
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OL_RESOLVER_TRY(ol_cv_resolver_bind,[-lbind])
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])
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dnl
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dnl ====================================================================
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dnl Check POSIX Thread version
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dnl
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dnl defines ol_cv_pthread_version to 4, 5, 6, 7, 8, 10, depending on the
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dnl version of the POSIX.4a Draft that is implemented.
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dnl 10 == POSIX.4a Final == POSIX.1c-1996 for our purposes.
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dnl Existence of pthread.h should be tested separately.
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dnl
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dnl tests:
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dnl pthread_detach() was dropped in Draft 8, it is present
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dnl in every other version
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dnl PTHREAD_CREATE_UNDETACHED is only in Draft 7, it was called
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dnl PTHREAD_CREATE_JOINABLE after that
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dnl pthread_attr_create was renamed to pthread_attr_init in Draft 6.
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dnl Draft 6-10 has _init, Draft 4-5 has _create.
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dnl pthread_attr_default was dropped in Draft 6, only 4 and 5 have it
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dnl PTHREAD_MUTEX_INITIALIZER was introduced in Draft 5. It's not
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dnl interesting to us because we don't try to statically
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dnl initialize mutexes. 5-10 has it.
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dnl
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dnl Draft 9 and 10 are equivalent for our purposes.
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dnl
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AC_DEFUN([OL_POSIX_THREAD_VERSION],
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[AC_CACHE_CHECK([POSIX thread version],[ol_cv_pthread_version],[
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
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# include <pthread.h>
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]], [[
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int i = PTHREAD_CREATE_JOINABLE;
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]])],[
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AC_EGREP_HEADER(pthread_detach,pthread.h,
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ol_cv_pthread_version=10, ol_cv_pthread_version=8)],[
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AC_EGREP_CPP(draft7,[
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# include <pthread.h>
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# ifdef PTHREAD_CREATE_UNDETACHED
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draft7
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# endif
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], ol_cv_pthread_version=7, [
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AC_EGREP_HEADER(pthread_attr_init,pthread.h,
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ol_cv_pthread_version=6, [
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AC_EGREP_CPP(draft5,[
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# include <pthread.h>
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#ifdef PTHREAD_MUTEX_INITIALIZER
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draft5
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#endif
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], ol_cv_pthread_version=5, ol_cv_pthread_version=4) ]) ]) ])
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])
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])dnl
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dnl
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dnl --------------------------------------------------------------------
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AC_DEFUN([OL_PTHREAD_TEST_INCLUDES], [[
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/* pthread test headers */
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#include <pthread.h>
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#if HAVE_PTHREADS < 7
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#include <errno.h>
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#endif
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#ifndef NULL
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#define NULL (void*)0
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#endif
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static void *task(p)
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void *p;
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{
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return (void *) (p == NULL);
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}
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]])
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AC_DEFUN([OL_PTHREAD_TEST_FUNCTION],[[
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/* pthread test function */
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#ifndef PTHREAD_CREATE_DETACHED
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#define PTHREAD_CREATE_DETACHED 1
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#endif
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pthread_t t;
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int status;
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int detach = PTHREAD_CREATE_DETACHED;
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#if HAVE_PTHREADS > 4
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/* Final pthreads */
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pthread_attr_t attr;
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status = pthread_attr_init(&attr);
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if( status ) return status;
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#if HAVE_PTHREADS < 7
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status = pthread_attr_setdetachstate(&attr, &detach);
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if( status < 0 ) status = errno;
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#else
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status = pthread_attr_setdetachstate(&attr, detach);
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#endif
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if( status ) return status;
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status = pthread_create( &t, &attr, task, NULL );
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#if HAVE_PTHREADS < 7
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if( status < 0 ) status = errno;
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#endif
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if( status ) return status;
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#else
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/* Draft 4 pthreads */
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status = pthread_create( &t, pthread_attr_default, task, NULL );
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if( status ) return errno;
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/* give thread a chance to complete */
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/* it should remain joinable and hence detachable */
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sleep( 1 );
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status = pthread_detach( &t );
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if( status ) return errno;
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#endif
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#ifdef HAVE_LINUX_THREADS
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pthread_kill_other_threads_np();
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#endif
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return 0;
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]])
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AC_DEFUN([OL_PTHREAD_TEST_PROGRAM],
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[AC_LANG_SOURCE([OL_PTHREAD_TEST_INCLUDES
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int main(argc, argv)
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int argc;
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char **argv;
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{
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OL_PTHREAD_TEST_FUNCTION
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}
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])])
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dnl --------------------------------------------------------------------
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AC_DEFUN([OL_PTHREAD_TRY], [# Pthread try link: $1 ($2)
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if test "$ol_link_threads" = no ; then
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# try $1
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AC_CACHE_CHECK([for pthread link with $1], [$2], [
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# save the flags
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ol_LIBS="$LIBS"
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LIBS="$1 $LIBS"
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AC_RUN_IFELSE([OL_PTHREAD_TEST_PROGRAM],
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[$2=yes],
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[$2=no],
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[AC_LINK_IFELSE([AC_LANG_PROGRAM(OL_PTHREAD_TEST_INCLUDES,
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OL_PTHREAD_TEST_FUNCTION)],
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[$2=yes], [$2=no])])
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# restore the LIBS
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LIBS="$ol_LIBS"
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])
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if test $$2 = yes ; then
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ol_link_pthreads="$1"
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ol_link_threads=posix
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fi
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fi
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])
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dnl
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dnl ====================================================================
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dnl Check GNU Pth pthread Header
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dnl
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dnl defines ol_cv_header linux_threads to 'yes' or 'no'
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dnl 'no' implies pthreads.h is not LinuxThreads or pthreads.h
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dnl doesn't exist. Existence of pthread.h should separately
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dnl checked.
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dnl
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AC_DEFUN([OL_HEADER_GNU_PTH_PTHREAD_H], [
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AC_CACHE_CHECK([for GNU Pth pthread.h],
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[ol_cv_header_gnu_pth_pthread_h],
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[AC_EGREP_CPP(__gnu_pth__,
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[#include <pthread.h>
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#ifdef _POSIX_THREAD_IS_GNU_PTH
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__gnu_pth__;
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#endif
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],
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[ol_cv_header_gnu_pth_pthread_h=yes],
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[ol_cv_header_gnu_pth_pthread_h=no])
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])
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])dnl
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dnl ====================================================================
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dnl Check for NT Threads
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AC_DEFUN([OL_NT_THREADS], [
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AC_CHECK_FUNC(_beginthread)
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if test $ac_cv_func__beginthread = yes ; then
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AC_DEFINE(HAVE_NT_THREADS,1,[if you have NT Threads])
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ol_cv_nt_threads=yes
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fi
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])
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dnl ====================================================================
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dnl Check LinuxThreads Header
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dnl
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dnl defines ol_cv_header linux_threads to 'yes' or 'no'
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dnl 'no' implies pthreads.h is not LinuxThreads or pthreads.h
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dnl doesn't exist. Existence of pthread.h should separately
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dnl checked.
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dnl
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AC_DEFUN([OL_HEADER_LINUX_THREADS], [
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AC_CACHE_CHECK([for LinuxThreads pthread.h],
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[ol_cv_header_linux_threads],
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[AC_EGREP_CPP(pthread_kill_other_threads_np,
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[#include <pthread.h>],
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[ol_cv_header_linux_threads=yes],
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[ol_cv_header_linux_threads=no])
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])
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if test $ol_cv_header_linux_threads = yes; then
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AC_DEFINE(HAVE_LINUX_THREADS,1,[if you have LinuxThreads])
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fi
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])dnl
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dnl --------------------------------------------------------------------
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dnl Check LinuxThreads Implementation
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dnl
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dnl defines ol_cv_sys_linux_threads to 'yes' or 'no'
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dnl 'no' implies pthreads implementation is not LinuxThreads.
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dnl
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AC_DEFUN([OL_SYS_LINUX_THREADS], [
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AC_CHECK_FUNCS(pthread_kill_other_threads_np)
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AC_CACHE_CHECK([for LinuxThreads implementation],
|
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[ol_cv_sys_linux_threads],
|
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[ol_cv_sys_linux_threads=$ac_cv_func_pthread_kill_other_threads_np])
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])dnl
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dnl
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dnl --------------------------------------------------------------------
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dnl Check LinuxThreads consistency
|
|
AC_DEFUN([OL_LINUX_THREADS], [
|
|
AC_REQUIRE([OL_HEADER_LINUX_THREADS])
|
|
AC_REQUIRE([OL_SYS_LINUX_THREADS])
|
|
AC_CACHE_CHECK([for LinuxThreads consistency], [ol_cv_linux_threads], [
|
|
if test $ol_cv_header_linux_threads = yes &&
|
|
test $ol_cv_sys_linux_threads = yes; then
|
|
ol_cv_linux_threads=yes
|
|
elif test $ol_cv_header_linux_threads = no &&
|
|
test $ol_cv_sys_linux_threads = no; then
|
|
ol_cv_linux_threads=no
|
|
else
|
|
ol_cv_linux_threads=error
|
|
fi
|
|
])
|
|
])dnl
|
|
dnl
|
|
dnl ====================================================================
|
|
dnl Check for POSIX Regex
|
|
AC_DEFUN([OL_POSIX_REGEX], [
|
|
AC_CACHE_CHECK([for compatible POSIX regex],ol_cv_c_posix_regex,[
|
|
AC_RUN_IFELSE([AC_LANG_SOURCE([[
|
|
#include <sys/types.h>
|
|
#include <regex.h>
|
|
static char *pattern, *string;
|
|
main()
|
|
{
|
|
int rc;
|
|
regex_t re;
|
|
|
|
pattern = "^A";
|
|
|
|
if(regcomp(&re, pattern, 0)) {
|
|
return -1;
|
|
}
|
|
|
|
string = "ALL MATCH";
|
|
|
|
rc = regexec(&re, string, 0, (void*)0, 0);
|
|
|
|
regfree(&re);
|
|
|
|
return rc;
|
|
}]])],[ol_cv_c_posix_regex=yes],[ol_cv_c_posix_regex=no],[ol_cv_c_posix_regex=cross])])
|
|
])
|
|
dnl
|
|
dnl ====================================================================
|
|
dnl Check if toupper() requires islower() to be called first
|
|
AC_DEFUN([OL_C_UPPER_LOWER],
|
|
[AC_CACHE_CHECK([if toupper() requires islower()],ol_cv_c_upper_lower,[
|
|
AC_RUN_IFELSE([AC_LANG_SOURCE([[
|
|
#include <ctype.h>
|
|
main()
|
|
{
|
|
if ('C' == toupper('C'))
|
|
exit(0);
|
|
else
|
|
exit(1);
|
|
}]])],[ol_cv_c_upper_lower=no],[ol_cv_c_upper_lower=yes],[ol_cv_c_upper_lower=safe])])
|
|
if test $ol_cv_c_upper_lower != no ; then
|
|
AC_DEFINE(C_UPPER_LOWER,1, [define if toupper() requires islower()])
|
|
fi
|
|
])
|
|
dnl
|
|
dnl ====================================================================
|
|
dnl Error string checks
|
|
dnl
|
|
dnl Check for declaration of sys_errlist in one of stdio.h and errno.h.
|
|
dnl Declaration of sys_errlist on BSD4.4 interferes with our declaration.
|
|
dnl Reported by Keith Bostic.
|
|
AC_DEFUN([OL_SYS_ERRLIST],
|
|
[AC_CACHE_CHECK([declaration of sys_errlist],ol_cv_dcl_sys_errlist,[
|
|
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
|
|
#include <stdio.h>
|
|
#include <sys/types.h>
|
|
#include <errno.h>
|
|
#ifdef _WIN32
|
|
#include <stdlib.h>
|
|
#endif ]], [[char *c = (char *) *sys_errlist]])],[ol_cv_dcl_sys_errlist=yes
|
|
ol_cv_have_sys_errlist=yes],[ol_cv_dcl_sys_errlist=no])])
|
|
#
|
|
# It's possible (for near-UNIX clones) that sys_errlist doesn't exist
|
|
if test $ol_cv_dcl_sys_errlist = no ; then
|
|
AC_DEFINE(DECL_SYS_ERRLIST,1,
|
|
[define if sys_errlist is not declared in stdio.h or errno.h])
|
|
|
|
AC_CACHE_CHECK([existence of sys_errlist],ol_cv_have_sys_errlist,[
|
|
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <errno.h>]], [[char *c = (char *) *sys_errlist]])],[ol_cv_have_sys_errlist=yes],[ol_cv_have_sys_errlist=no])])
|
|
fi
|
|
if test $ol_cv_have_sys_errlist = yes ; then
|
|
AC_DEFINE(HAVE_SYS_ERRLIST,1,
|
|
[define if you actually have sys_errlist in your libs])
|
|
fi
|
|
])dnl
|
|
AC_DEFUN([OL_NONPOSIX_STRERROR_R],
|
|
[AC_CACHE_CHECK([non-posix strerror_r],ol_cv_nonposix_strerror_r,[
|
|
AC_EGREP_CPP(strerror_r,[#include <string.h>],
|
|
ol_decl_strerror_r=yes, ol_decl_strerror_r=no)dnl
|
|
|
|
if test $ol_decl_strerror_r = yes ; then
|
|
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <string.h>]], [[ /* from autoconf 2.59 */
|
|
char buf[100];
|
|
char x = *strerror_r (0, buf, sizeof buf);
|
|
char *p = strerror_r (0, buf, sizeof buf);
|
|
]])],[ol_cv_nonposix_strerror_r=yes],[ol_cv_nonposix_strerror_r=no])
|
|
else
|
|
AC_RUN_IFELSE([AC_LANG_SOURCE([[
|
|
main() {
|
|
char buf[100];
|
|
buf[0] = 0;
|
|
strerror_r( 1, buf, sizeof buf );
|
|
exit( buf[0] == 0 );
|
|
}
|
|
]])],[ol_cv_nonposix_strerror_r=yes],[ol_cv_nonposix_strerror=no],[ol_cv_nonposix_strerror=no])
|
|
fi
|
|
])
|
|
if test $ol_cv_nonposix_strerror_r = yes ; then
|
|
AC_DEFINE(HAVE_NONPOSIX_STRERROR_R,1,
|
|
[define if strerror_r returns char* instead of int])
|
|
fi
|
|
])dnl
|
|
dnl
|
|
AC_DEFUN([OL_STRERROR],
|
|
[OL_SYS_ERRLIST dnl TEMPORARY
|
|
AC_CHECK_FUNCS(strerror strerror_r)
|
|
ol_cv_func_strerror_r=no
|
|
if test "${ac_cv_func_strerror_r}" = yes ; then
|
|
OL_NONPOSIX_STRERROR_R
|
|
elif test "${ac_cv_func_strerror}" = no ; then
|
|
OL_SYS_ERRLIST
|
|
fi
|
|
])dnl
|
|
dnl ====================================================================
|
|
dnl Early MIPS compilers (used in Ultrix 4.2) don't like
|
|
dnl "int x; int *volatile a = &x; *a = 0;"
|
|
dnl -- borrowed from PDKSH
|
|
AC_DEFUN([OL_C_VOLATILE],
|
|
[AC_CACHE_CHECK(if compiler understands volatile, ol_cv_c_volatile,
|
|
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[int x, y, z;]], [[volatile int a; int * volatile b = x ? &y : &z;
|
|
/* Older MIPS compilers (eg., in Ultrix 4.2) don't like *b = 0 */
|
|
*b = 0;]])],[ol_cv_c_volatile=yes],[ol_cv_c_volatile=no])])
|
|
if test $ol_cv_c_volatile = yes; then
|
|
:
|
|
else
|
|
AC_DEFINE(volatile,,[define as empty if volatile is not supported])
|
|
fi
|
|
])dnl
|
|
dnl
|
|
dnl ====================================================================
|
|
dnl Look for fetch(3)
|
|
AC_DEFUN([OL_LIB_FETCH],
|
|
[ol_LIBS=$LIBS
|
|
LIBS="-lfetch -lcom_err $LIBS"
|
|
AC_CACHE_CHECK([fetch(3) library],ol_cv_lib_fetch,[
|
|
AC_LINK_IFELSE([AC_LANG_PROGRAM([[
|
|
#ifdef HAVE_SYS_PARAM_H
|
|
#include <sys/param.h>
|
|
#endif
|
|
#include <stdio.h>
|
|
#include <fetch.h>]], [[struct url *u = fetchParseURL("file:///"); ]])],[ol_cv_lib_fetch=yes],[ol_cv_lib_fetch=no])])
|
|
LIBS=$ol_LIBS
|
|
if test $ol_cv_lib_fetch != no ; then
|
|
ol_link_fetch="-lfetch -lcom_err"
|
|
AC_DEFINE(HAVE_FETCH,1,
|
|
[define if you actually have FreeBSD fetch(3)])
|
|
fi
|
|
])dnl
|
|
dnl
|
|
dnl ====================================================================
|
|
dnl Define inet_aton is available
|
|
AC_DEFUN([OL_FUNC_INET_ATON],
|
|
[AC_CACHE_CHECK([for inet_aton()], ol_cv_func_inet_aton,
|
|
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[
|
|
#ifdef HAVE_SYS_TYPES_H
|
|
# include <sys/types.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_SOCKET_H
|
|
# include <sys/socket.h>
|
|
# ifdef HAVE_SYS_SELECT_H
|
|
# include <sys/select.h>
|
|
# endif
|
|
# include <netinet/in.h>
|
|
# ifdef HAVE_ARPA_INET_H
|
|
# include <arpa/inet.h>
|
|
# endif
|
|
#endif
|
|
]], [[struct in_addr in;
|
|
int rc = inet_aton( "255.255.255.255", &in );]])],[ol_cv_func_inet_aton=yes],[ol_cv_func_inet_aton=no])])
|
|
if test $ol_cv_func_inet_aton != no; then
|
|
AC_DEFINE(HAVE_INET_ATON, 1,
|
|
[define to you inet_aton(3) is available])
|
|
fi
|
|
])dnl
|
|
dnl
|
|
dnl ====================================================================
|
|
dnl check no of arguments for ctime_r
|
|
AC_DEFUN([OL_FUNC_CTIME_R_NARGS],
|
|
[AC_CACHE_CHECK(number of arguments of ctime_r, ol_cv_func_ctime_r_nargs,
|
|
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[time_t ti; char *buffer; ctime_r(&ti,buffer,32);]])],[ol_cv_func_ctime_r_nargs3=yes],[ol_cv_func_ctime_r_nargs3=no])
|
|
|
|
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[time_t ti; char *buffer; ctime_r(&ti,buffer);]])],[ol_cv_func_ctime_r_nargs2=yes],[ol_cv_func_ctime_r_nargs2=no])
|
|
|
|
if test $ol_cv_func_ctime_r_nargs3 = yes &&
|
|
test $ol_cv_func_ctime_r_nargs2 = no ; then
|
|
|
|
ol_cv_func_ctime_r_nargs=3
|
|
|
|
elif test $ol_cv_func_ctime_r_nargs3 = no &&
|
|
test $ol_cv_func_ctime_r_nargs2 = yes ; then
|
|
|
|
ol_cv_func_ctime_r_nargs=2
|
|
|
|
else
|
|
ol_cv_func_ctime_r_nargs=0
|
|
fi
|
|
])
|
|
|
|
if test $ol_cv_func_ctime_r_nargs -gt 1 ; then
|
|
AC_DEFINE_UNQUOTED(CTIME_R_NARGS, $ol_cv_func_ctime_r_nargs,
|
|
[set to the number of arguments ctime_r() expects])
|
|
fi
|
|
])dnl
|
|
dnl
|
|
dnl --------------------------------------------------------------------
|
|
dnl check return type of ctime_r()
|
|
AC_DEFUN([OL_FUNC_CTIME_R_TYPE],
|
|
[AC_CACHE_CHECK(return type of ctime_r, ol_cv_func_ctime_r_type,
|
|
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[extern int (ctime_r)();]])],[ol_cv_func_ctime_r_type="int"],[ol_cv_func_ctime_r_type="charp"])
|
|
])
|
|
if test $ol_cv_func_ctime_r_type = "int" ; then
|
|
AC_DEFINE(CTIME_R_RETURNS_INT,1, [define if ctime_r() returns int])
|
|
fi
|
|
])dnl
|
|
dnl ====================================================================
|
|
dnl check no of arguments for gethostbyname_r
|
|
AC_DEFUN([OL_FUNC_GETHOSTBYNAME_R_NARGS],
|
|
[AC_CACHE_CHECK(number of arguments of gethostbyname_r,
|
|
ol_cv_func_gethostbyname_r_nargs,
|
|
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
#include <netinet/in.h>
|
|
#include <netdb.h>
|
|
#define BUFSIZE (sizeof(struct hostent)+10)]], [[struct hostent hent; char buffer[BUFSIZE];
|
|
int bufsize=BUFSIZE;int h_errno;
|
|
(void)gethostbyname_r("segovia.cs.purdue.edu", &hent,
|
|
buffer, bufsize, &h_errno);]])],[ol_cv_func_gethostbyname_r_nargs5=yes],[ol_cv_func_gethostbyname_r_nargs5=no])
|
|
|
|
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
#include <netinet/in.h>
|
|
#include <netdb.h>
|
|
#define BUFSIZE (sizeof(struct hostent)+10)]], [[struct hostent hent;struct hostent *rhent;
|
|
char buffer[BUFSIZE];
|
|
int bufsize=BUFSIZE;int h_errno;
|
|
(void)gethostbyname_r("localhost", &hent, buffer, bufsize,
|
|
&rhent, &h_errno);]])],[ol_cv_func_gethostbyname_r_nargs6=yes],[ol_cv_func_gethostbyname_r_nargs6=no])
|
|
|
|
if test $ol_cv_func_gethostbyname_r_nargs5 = yes &&
|
|
test $ol_cv_func_gethostbyname_r_nargs6 = no ; then
|
|
|
|
ol_cv_func_gethostbyname_r_nargs=5
|
|
|
|
elif test $ol_cv_func_gethostbyname_r_nargs5 = no &&
|
|
test $ol_cv_func_gethostbyname_r_nargs6 = yes ; then
|
|
|
|
ol_cv_func_gethostbyname_r_nargs=6
|
|
|
|
else
|
|
ol_cv_func_gethostbyname_r_nargs=0
|
|
fi
|
|
])
|
|
if test $ol_cv_func_gethostbyname_r_nargs -gt 1 ; then
|
|
AC_DEFINE_UNQUOTED(GETHOSTBYNAME_R_NARGS,
|
|
$ol_cv_func_gethostbyname_r_nargs,
|
|
[set to the number of arguments gethostbyname_r() expects])
|
|
fi
|
|
])dnl
|
|
dnl
|
|
dnl check no of arguments for gethostbyaddr_r
|
|
AC_DEFUN([OL_FUNC_GETHOSTBYADDR_R_NARGS],
|
|
[AC_CACHE_CHECK(number of arguments of gethostbyaddr_r,
|
|
[ol_cv_func_gethostbyaddr_r_nargs],
|
|
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
#include <netinet/in.h>
|
|
#include <netdb.h>
|
|
#define BUFSIZE (sizeof(struct hostent)+10)]], [[struct hostent hent; char buffer[BUFSIZE];
|
|
struct in_addr add;
|
|
size_t alen=sizeof(struct in_addr);
|
|
int bufsize=BUFSIZE;int h_errno;
|
|
(void)gethostbyaddr_r( (void *)&(add.s_addr),
|
|
alen, AF_INET, &hent, buffer, bufsize, &h_errno);]])],[ol_cv_func_gethostbyaddr_r_nargs7=yes],[ol_cv_func_gethostbyaddr_r_nargs7=no])
|
|
|
|
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
#include <netinet/in.h>
|
|
#include <netdb.h>
|
|
#define BUFSIZE (sizeof(struct hostent)+10)]], [[struct hostent hent;
|
|
struct hostent *rhent; char buffer[BUFSIZE];
|
|
struct in_addr add;
|
|
size_t alen=sizeof(struct in_addr);
|
|
int bufsize=BUFSIZE;int h_errno;
|
|
(void)gethostbyaddr_r( (void *)&(add.s_addr),
|
|
alen, AF_INET, &hent, buffer, bufsize,
|
|
&rhent, &h_errno);]])],[ol_cv_func_gethostbyaddr_r_nargs8=yes],[ol_cv_func_gethostbyaddr_r_nargs8=no])
|
|
|
|
if test $ol_cv_func_gethostbyaddr_r_nargs7 = yes &&
|
|
test $ol_cv_func_gethostbyaddr_r_nargs8 = no ; then
|
|
|
|
ol_cv_func_gethostbyaddr_r_nargs=7
|
|
|
|
elif test $ol_cv_func_gethostbyaddr_r_nargs7 = no &&
|
|
test $ol_cv_func_gethostbyaddr_r_nargs8 = yes ; then
|
|
|
|
ol_cv_func_gethostbyaddr_r_nargs=8
|
|
|
|
else
|
|
ol_cv_func_gethostbyaddr_r_nargs=0
|
|
fi
|
|
])
|
|
if test $ol_cv_func_gethostbyaddr_r_nargs -gt 1 ; then
|
|
AC_DEFINE_UNQUOTED(GETHOSTBYADDR_R_NARGS,
|
|
$ol_cv_func_gethostbyaddr_r_nargs,
|
|
[set to the number of arguments gethostbyaddr_r() expects])
|
|
fi
|
|
])dnl
|
|
dnl
|
|
dnl --------------------------------------------------------------------
|
|
dnl Check for Cyrus SASL version compatibility
|
|
AC_DEFUN([OL_SASL_COMPAT],
|
|
[AC_CACHE_CHECK([Cyrus SASL library version], [ol_cv_sasl_compat],[
|
|
AC_EGREP_CPP(__sasl_compat,[
|
|
#ifdef HAVE_SASL_SASL_H
|
|
#include <sasl/sasl.h>
|
|
#else
|
|
#include <sasl.h>
|
|
#endif
|
|
|
|
/* Require 2.1.15+ */
|
|
#if SASL_VERSION_MAJOR == 2 && SASL_VERSION_MINOR > 1
|
|
char *__sasl_compat = "2.2+ or better okay (we guess)";
|
|
#elif SASL_VERSION_MAJOR == 2 && SASL_VERSION_MINOR == 1 \
|
|
&& SASL_VERSION_STEP >=15
|
|
char *__sasl_compat = "2.1.15+ or better okay";
|
|
#endif
|
|
], [ol_cv_sasl_compat=yes], [ol_cv_sasl_compat=no])])
|
|
])
|
|
dnl ====================================================================
|
|
dnl check for SSL compatibility
|
|
AC_DEFUN([OL_SSL_COMPAT],
|
|
[AC_CACHE_CHECK([OpenSSL library version (CRL checking capability)],
|
|
[ol_cv_ssl_crl_compat],[
|
|
AC_EGREP_CPP(__ssl_compat,[
|
|
#ifdef HAVE_OPENSSL_SSL_H
|
|
#include <openssl/ssl.h>
|
|
#endif
|
|
|
|
/* Require 0.9.7d+ */
|
|
#if OPENSSL_VERSION_NUMBER >= 0x0090704fL
|
|
char *__ssl_compat = "0.9.7d";
|
|
#endif
|
|
], [ol_cv_ssl_crl_compat=yes], [ol_cv_ssl_crl_compat=no])])
|
|
])
|