EVOLUTION-MANAGER

Edit File: ax_lib_expat.m4

dnl $Id: ax_lib_expat.m4 20303 2010-08-15 10:35:05Z rouault $ dnl dnl @synopsis AX_LIB_EXPAT([MINIMUM-VERSION]) dnl dnl This macro provides tests of availability of Expat XML Parser dnl of particular version or newer. dnl This macro checks for Expat XML Parser headers and libraries dnl and defines compilation flags dnl dnl Macro supports following options and their values: dnl 1) Single-option usage: dnl --with-expat - yes, no or path to Expat XML Parser installation prefix dnl 2) Three-options usage (all options are required): dnl --with-expat=yes dnl --with-expat-inc - path to base directory with Expat headers dnl --with-expat-lib - linker flags for Expat dnl dnl This macro calls: dnl dnl AC_SUBST(EXPAT_CFLAGS) dnl AC_SUBST(EXPAT_LDFLAGS) dnl AC_SUBST(EXPAT_VERSION) - only if version requirement is used dnl dnl And sets: dnl dnl HAVE_EXPAT dnl dnl @category InstalledPackages dnl @category Cxx dnl @author Mateusz Loskot <mateusz@loskot.net> dnl @version $Date: 2010-08-15 03:35:05 -0700 (Sun, 15 Aug 2010) $ dnl @license AllPermissive dnl Copying and distribution of this file, with or without modification, dnl are permitted in any medium without royalty provided the copyright notice and dnl this notice are preserved. dnl AC_DEFUN([AX_LIB_EXPAT], [ AC_ARG_WITH([expat], AC_HELP_STRING([--with-expat=@<:@ARG@:>@], [use Expat XML Parser from given prefix (ARG=path); check standard prefixes (ARG=yes); disable (ARG=no)] ), [ if test "$withval" = "yes"; then if test -f /usr/local/include/expat.h ; then expat_prefix=/usr/local elif test -f /usr/include/expat.h ; then expat_prefix=/usr else expat_prefix="" fi expat_requested="yes" elif test -d "$withval"; then expat_prefix="$withval" expat_requested="yes" else expat_prefix="" expat_requested="no" fi ], [ dnl Default behavior is implicit yes if test -f /usr/local/include/expat.h ; then expat_prefix=/usr/local elif test -f /usr/include/expat.h ; then expat_prefix=/usr else expat_prefix="" fi ] ) AC_ARG_WITH([expat-inc], AC_HELP_STRING([--with-expat-inc=@<:@DIR@:>@], [path to Expat XML Parser headers] ), [expat_include_dir="$withval"], [expat_include_dir=""] ) AC_ARG_WITH([expat-lib], AC_HELP_STRING([--with-expat-lib=@<:@ARG@:>@], [link options for Expat XML Parser libraries] ), [expat_lib_flags="$withval"], [expat_lib_flags=""] ) EXPAT_CFLAGS="" EXPAT_LDFLAGS="" EXPAT_VERSION="" dnl dnl Collect include/lib paths and flags dnl run_expat_test="no" if test -n "$expat_prefix"; then expat_include_dir="$expat_prefix/include" run_expat_test="yes" elif test "$expat_requested" = "yes"; then if test -n "$expat_include_dir" -a -n "$expat_lib_flags"; then run_expat_test="yes" fi else run_expat_test="no" fi if test "$run_expat_test" = "yes"; then unset ac_cv_lib_expat_XML_ParserCreate saved_LIBS="$LIBS" LIBS="" if test -n "$expat_lib_flags"; then AC_CHECK_LIB(expat,XML_ParserCreate,run_expat_test="yes",run_expat_test="no",$expat_lib_flags) else if test "$expat_prefix" = "/usr"; then AC_CHECK_LIB(expat,XML_ParserCreate,run_expat_test="yes",run_expat_test="no",) if test "$run_expat_test" = "yes"; then expat_lib_flags="-lexpat" fi else AC_CHECK_LIB(expat,XML_ParserCreate,run_expat_test="yes",run_expat_test="no",-L$expat_prefix/lib) if test "$run_expat_test" = "yes"; then expat_lib_flags="-L$expat_prefix/lib -lexpat" fi fi fi LIBS="$saved_LIBS" fi dnl dnl Check Expat XML Parser files dnl if test "$run_expat_test" = "yes"; then EXPAT_LDFLAGS="$expat_lib_flags" saved_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS -I$expat_include_dir" dnl dnl Check Expat headers dnl AC_MSG_CHECKING([for Expat XML Parser headers in $expat_include_dir]) AC_LANG_PUSH([C++]) AC_COMPILE_IFELSE([ AC_LANG_PROGRAM( [[ @%:@include <expat.h> ]], [[]] )], [ EXPAT_CFLAGS="-I$expat_include_dir" expat_header_found="yes" AC_MSG_RESULT([found]) ], [ expat_header_found="no" AC_MSG_RESULT([not found]) ] ) AC_LANG_POP([C++]) CPPFLAGS="$saved_CPPFLAGS" fi AC_MSG_CHECKING([for Expat XML Parser]) if test "$run_expat_test" = "yes"; then if test "$expat_header_found" = "yes"; then AC_SUBST([EXPAT_CFLAGS]) AC_SUBST([EXPAT_LDFLAGS]) HAVE_EXPAT="yes" else HAVE_EXPAT="no" fi AC_MSG_RESULT([$HAVE_EXPAT]) dnl dnl Check Expat version dnl if test "$HAVE_EXPAT" = "yes"; then expat_version_req=ifelse([$1], [], [], [$1]) if test -n "$expat_version_req"; then AC_MSG_CHECKING([if Expat XML Parser version is >= $expat_version_req]) if test -f "$expat_include_dir/expat.h"; then expat_major=$(sed -n '/^#define XML_MAJOR_VERSION.*$/{s/\([^0-9]*\)\([0-9]*\).*/\2/;P;}' \ $expat_include_dir/expat.h) expat_minor=$(sed -n '/^#define XML_MINOR_VERSION.*$/{s/\([^0-9]*\)\([0-9]*\).*/\2/;P;}' \ $expat_include_dir/expat.h) expat_revision=$(sed -n '/^#define XML_MICRO_VERSION.*$/{s/\([^0-9]*\)\([0-9]*\).*/\2/;P;}' \ $expat_include_dir/expat.h) EXPAT_VERSION="$expat_major.$expat_minor.$expat_revision" AC_SUBST([EXPAT_VERSION]) dnl Decompose required version string and calculate numerical representation expat_version_req_major=`expr $expat_version_req : '\([[0-9]]*\)'` expat_version_req_minor=`expr $expat_version_req : '[[0-9]]*\.\([[0-9]]*\)'` expat_version_req_revision=`expr $expat_version_req : '[[0-9]]*\.[[0-9]]*\.\([[0-9]]*\)'` if test "x$expat_version_req_revision" = "x"; then expat_version_req_revision="0" fi expat_version_req_number=`expr $expat_version_req_major \* 10000 \ \+ $expat_version_req_minor \* 100 \ \+ $expat_version_req_revision` dnl Calculate numerical representation of detected version expat_version_number=`expr $expat_major \* 10000 \ \+ $expat_minor \* 100 \ \+ $expat_revision` expat_version_check=`expr $expat_version_number \>\= $expat_version_req_number` if test "$expat_version_check" = "1"; then AC_MSG_RESULT([yes]) else AC_MSG_RESULT([no]) AC_MSG_WARN([Found Expat XML Parser $EXPAT_VERSION, which is older than required. Possible compilation failure.]) fi else AC_MSG_RESULT([no]) AC_MSG_WARN([Missing expat.h header. Unable to determine Expat version.]) fi fi fi else HAVE_EXPAT="no" AC_MSG_RESULT([$HAVE_EXPAT]) if test "$expat_requested" = "yes"; then AC_MSG_WARN([Expat XML Parser support requested but headers or library not found. Specify valid prefix of Expat using --with-expat=@<:@DIR@:>@ or provide include directory and linker flags using --with-expat-inc and --with-expat-lib]) fi fi ])