| index : pacman | |
| Archlinux32 fork of pacman | gitolite user |
| summaryrefslogtreecommitdiff |
| -rw-r--r-- | m4/acinclude.m4 | 170 | ||||
| -rw-r--r-- | m4/libcurl.m4 | 250 | ||||
| -rw-r--r-- | m4/pkg.m4 | 159 |
diff --git a/m4/acinclude.m4 b/m4/acinclude.m4 new file mode 100644 index 00000000..8ea45973 --- /dev/null +++ b/m4/acinclude.m4 @@ -0,0 +1,170 @@ +dnl acinclude.m4 - configure macros used by pacman and libalpm +dnl Add some custom macros for pacman and libalpm + +dnl GCC_STACK_PROTECT_LIB +dnl adds -lssp to LIBS if it is available +dnl ssp is usually provided as part of libc, but was previously a separate lib +dnl It does not hurt to add -lssp even if libc provides SSP - in that case +dnl libssp will simply be ignored. +AC_DEFUN([GCC_STACK_PROTECT_LIB],[ + AC_CACHE_CHECK([whether libssp exists], ssp_cv_lib, + [ssp_old_libs="$LIBS" + LIBS="$LIBS -lssp" + AC_TRY_LINK(,, ssp_cv_lib=yes, ssp_cv_lib=no) + LIBS="$ssp_old_libs" + ]) + if test $ssp_cv_lib = yes; then + LIBS="$LIBS -lssp" + fi +]) + +dnl GCC_STACK_PROTECT_CC +dnl checks -fstack-protector-all with the C compiler, if it exists then updates +dnl CFLAGS and defines ENABLE_SSP_CC +AC_DEFUN([GCC_STACK_PROTECT_CC],[ + AC_LANG_ASSERT(C) + if test "X$CC" != "X"; then + AC_CACHE_CHECK([whether ${CC} accepts -fstack-protector-all], + ssp_cv_cc, + [ssp_old_cflags="$CFLAGS" + CFLAGS="$CFLAGS -fstack-protector-all" + AC_TRY_COMPILE(,, ssp_cv_cc=yes, ssp_cv_cc=no) + CFLAGS="$ssp_old_cflags" + ]) + if test $ssp_cv_cc = yes; then + CFLAGS="$CFLAGS -fstack-protector-all" + AC_DEFINE([ENABLE_SSP_CC], 1, [Define if SSP C support is enabled.]) + fi + fi +]) + +dnl GCC_FORTIFY_SOURCE_CC +dnl checks -D_FORTIFY_SOURCE with the C compiler, if it exists then updates +dnl CFLAGS +AC_DEFUN([GCC_FORTIFY_SOURCE_CC],[ + AC_LANG_ASSERT(C) + if test "X$CC" != "X"; then + AC_MSG_CHECKING(for FORTIFY_SOURCE support) + AC_TRY_COMPILE([#include <features.h>], [ + int main() { + #if !(__GNUC_PREREQ (4, 1) ) + #error No FORTIFY_SOURCE support + #endif + return 0; + } + ], [ + AC_MSG_RESULT(yes) + CFLAGS="$CFLAGS -D_FORTIFY_SOURCE=2" + ], [ + AC_MSG_RESULT(no) + ]) + fi +]) + +dnl GCC_VISIBILITY_CC +dnl checks -fvisibility=internal with the C compiler, if it exists then +dnl defines ENABLE_VISIBILITY_CC in both configure script and Makefiles +AC_DEFUN([GCC_VISIBILITY_CC],[ + AC_LANG_ASSERT(C) + if test "X$CC" != "X"; then + AC_CACHE_CHECK([whether ${CC} accepts -fvisibility=internal], + visibility_cv_cc, + [visibility_old_cflags="$CFLAGS" + CFLAGS="$CFLAGS -fvisibility=internal" + AC_TRY_COMPILE(,, visibility_cv_cc=yes, visibility_cv_cc=no) + CFLAGS="$visibility_old_cflags" + ]) + if test $visibility_cv_cc = yes; then + AC_DEFINE([ENABLE_VISIBILITY_CC], 1, [Define if symbol visibility C support is enabled.]) + fi + AM_CONDITIONAL([ENABLE_VISIBILITY_CC], test "x$visibility_cv_cc" = "xyes") + fi +]) + +dnl GCC_GNU89_INLINE_CC +dnl checks -fgnu89-inline with the C compiler, if it exists then defines +dnl ENABLE_GNU89_INLINE_CC in both configure script and Makefiles +AC_DEFUN([GCC_GNU89_INLINE_CC],[ + AC_LANG_ASSERT(C) + if test "X$CC" != "X"; then + AC_CACHE_CHECK([for -fgnu89-inline], + gnu89_inline_cv_cc, + [ gnu89_inline_old_cflags="$CFLAGS" + CFLAGS="$CFLAGS -fgnu89-inline" + AC_TRY_COMPILE(,, gnu89_inline_cv_cc=yes, gnu89_inline_cv_cc=no) + CFLAGS="$gnu89_inline_old_cflags" + ]) + if test $gnu89_inline_cv_cc = yes; then + AC_DEFINE([ENABLE_GNU89_INLINE_CC], 1, [Define if gnu89 inlining semantics should be used.]) + fi + AM_CONDITIONAL([ENABLE_GNU89_INLINE_CC], test "x$gnu89_inline_cv_cc" = "xyes") + fi +]) + +dnl CFLAGS_ADD(PARAMETER, VARIABLE) +dnl Adds parameter to VARIABLE if the compiler supports it. For example, +dnl CFLAGS_ADD([-Wall],[WARN_FLAGS]). +AC_DEFUN([CFLAGS_ADD], +[AS_VAR_PUSHDEF([my_cflags], [cflags_cv_warn_$1])dnl +AC_CACHE_CHECK([whether compiler handles $1], [my_cflags], [ + save_CFLAGS="$CFLAGS" + CFLAGS="${CFLAGS} $1" + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])], + [AS_VAR_SET([my_cflags], [yes])], + [AS_VAR_SET([my_cflags], [no])]) + CFLAGS="$save_CFLAGS" +]) +AS_VAR_PUSHDEF([new_cflags], [[$2]])dnl +AS_VAR_IF([my_cflags], [yes], [AS_VAR_APPEND([new_cflags], [" $1"])]) +AS_VAR_POPDEF([new_cflags])dnl +AS_VAR_POPDEF([my_cflags])dnl +m4_ifval([$2], [AS_LITERAL_IF([$2], [AC_SUBST([$2])], [])])dnl +]) + +dnl Checks for getmntinfo and determines whether it uses statfs or statvfs +AC_DEFUN([FS_STATS_TYPE], + [AC_CACHE_CHECK([filesystem statistics type], fs_stats_cv_type, + [AC_CHECK_FUNC(getmntinfo, + [AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM([[ +# include <sys/param.h> +# include <sys/mount.h> +#if HAVE_SYS_UCRED_H +#include <sys/ucred.h> +#endif +extern int getmntinfo (struct statfs **, int); +]], + [])], + [fs_stats_cv_type="struct statfs"], + [fs_stats_cv_type="struct statvfs"])], + [AC_CHECK_FUNC(getmntent, + [fs_stats_cv_type="struct statvfs"])] + )] + ) + AC_DEFINE_UNQUOTED(FSSTATSTYPE, [$fs_stats_cv_type], + [Defined as the filesystem stats type ('statvfs' or 'statfs')]) + if test $ac_cv_func_getmntinfo = yes; then + if test "$fs_stats_cv_type" = "struct statvfs"; then + AC_DEFINE([HAVE_GETMNTINFO_STATVFS], 1, [Define if getmntinfo() uses statvfs.]) + else + AC_DEFINE([HAVE_GETMNTINFO_STATFS], 1, [Define if getmntinfo() uses statfs.]) + fi + fi +]) + +dnl Checks for PATH_MAX and defines it if not present +AC_DEFUN([PATH_MAX_DEFINED], + [AC_CACHE_CHECK([PATH_MAX defined], path_max_cv_defined, + [AC_EGREP_CPP(yes, [[ +#include <limits.h> +#if defined(PATH_MAX) +yes +#endif +]], + [path_max_cv_defined=yes], + [path_max_cv_defined=no])] + ) + if test $path_max_cv_defined = no; then + AC_DEFINE([PATH_MAX], 4096, [Define if PATH_MAX is undefined by limits.h.]) + fi +]) diff --git a/m4/libcurl.m4 b/m4/libcurl.m4 deleted file mode 100644 index 01a0575c..00000000 --- a/m4/libcurl.m4 +++ /dev/null @@ -1,250 +0,0 @@ -# LIBCURL_CHECK_CONFIG ([DEFAULT-ACTION], [MINIMUM-VERSION], -# [ACTION-IF-YES], [ACTION-IF-NO]) -# ---------------------------------------------------------- -# David Shaw <dshaw@jabberwocky.com> May-09-2006 -# -# Checks for libcurl. DEFAULT-ACTION is the string yes or no to -# specify whether to default to --with-libcurl or --without-libcurl. -# If not supplied, DEFAULT-ACTION is yes. MINIMUM-VERSION is the -# minimum version of libcurl to accept. Pass the version as a regular -# version number like 7.10.1. If not supplied, any version is -# accepted. ACTION-IF-YES is a list of shell commands to run if -# libcurl was successfully found and passed the various tests. -# ACTION-IF-NO is a list of shell commands that are run otherwise. -# Note that using --without-libcurl does run ACTION-IF-NO. -# -# This macro #defines HAVE_LIBCURL if a working libcurl setup is -# found, and sets @LIBCURL@ and @LIBCURL_CPPFLAGS@ to the necessary -# values. Other useful defines are LIBCURL_FEATURE_xxx where xxx are -# the various features supported by libcurl, and LIBCURL_PROTOCOL_yyy -# where yyy are the various protocols supported by libcurl. Both xxx -# and yyy are capitalized. See the list of AH_TEMPLATEs at the top of -# the macro for the complete list of possible defines. Shell -# variables $libcurl_feature_xxx and $libcurl_protocol_yyy are also -# defined to 'yes' for those features and protocols that were found. -# Note that xxx and yyy keep the same capitalization as in the -# curl-config list (e.g. it's "HTTP" and not "http"). -# -# Users may override the detected values by doing something like: -# LIBCURL="-lcurl" LIBCURL_CPPFLAGS="-I/usr/myinclude" ./configure -# -# For the sake of sanity, this macro assumes that any libcurl that is -# found is after version 7.7.2, the first version that included the -# curl-config script. Note that it is very important for people -# packaging binary versions of libcurl to include this script! -# Without curl-config, we can only guess what protocols are available, -# or use curl_version_info to figure it out at runtime. - -AC_DEFUN([LIBCURL_CHECK_CONFIG], -[ - AH_TEMPLATE([LIBCURL_FEATURE_SSL],[Defined if libcurl supports SSL]) - AH_TEMPLATE([LIBCURL_FEATURE_KRB4],[Defined if libcurl supports KRB4]) - AH_TEMPLATE([LIBCURL_FEATURE_IPV6],[Defined if libcurl supports IPv6]) - AH_TEMPLATE([LIBCURL_FEATURE_LIBZ],[Defined if libcurl supports libz]) - AH_TEMPLATE([LIBCURL_FEATURE_ASYNCHDNS],[Defined if libcurl supports AsynchDNS]) - AH_TEMPLATE([LIBCURL_FEATURE_IDN],[Defined if libcurl supports IDN]) - AH_TEMPLATE([LIBCURL_FEATURE_SSPI],[Defined if libcurl supports SSPI]) - AH_TEMPLATE([LIBCURL_FEATURE_NTLM],[Defined if libcurl supports NTLM]) - - AH_TEMPLATE([LIBCURL_PROTOCOL_HTTP],[Defined if libcurl supports HTTP]) - AH_TEMPLATE([LIBCURL_PROTOCOL_HTTPS],[Defined if libcurl supports HTTPS]) - AH_TEMPLATE([LIBCURL_PROTOCOL_FTP],[Defined if libcurl supports FTP]) - AH_TEMPLATE([LIBCURL_PROTOCOL_FTPS],[Defined if libcurl supports FTPS]) - AH_TEMPLATE([LIBCURL_PROTOCOL_FILE],[Defined if libcurl supports FILE]) - AH_TEMPLATE([LIBCURL_PROTOCOL_TELNET],[Defined if libcurl supports TELNET]) - AH_TEMPLATE([LIBCURL_PROTOCOL_LDAP],[Defined if libcurl supports LDAP]) - AH_TEMPLATE([LIBCURL_PROTOCOL_DICT],[Defined if libcurl supports DICT]) - AH_TEMPLATE([LIBCURL_PROTOCOL_TFTP],[Defined if libcurl supports TFTP]) - AH_TEMPLATE([LIBCURL_PROTOCOL_RTSP],[Defined if libcurl supports RTSP]) - AH_TEMPLATE([LIBCURL_PROTOCOL_POP3],[Defined if libcurl supports POP3]) - AH_TEMPLATE([LIBCURL_PROTOCOL_IMAP],[Defined if libcurl supports IMAP]) - AH_TEMPLATE([LIBCURL_PROTOCOL_SMTP],[Defined if libcurl supports SMTP]) - - AC_ARG_WITH(libcurl, - AC_HELP_STRING([--with-libcurl=PREFIX],[look for the curl library in PREFIX/lib and headers in PREFIX/include]), - [_libcurl_with=$withval],[_libcurl_with=ifelse([$1],,[yes],[$1])]) - - if test "$_libcurl_with" != "no" ; then - - AC_PROG_AWK - - _libcurl_version_parse="eval $AWK '{split(\$NF,A,\".\"); X=256*256*A[[1]]+256*A[[2]]+A[[3]]; print X;}'" - - _libcurl_try_link=yes - - if test -d "$_libcurl_with" ; then - LIBCURL_CPPFLAGS="-I$withval/include" - _libcurl_ldflags="-L$withval/lib" - AC_PATH_PROG([_libcurl_config],[curl-config],[], - ["$withval/bin"]) - else - AC_PATH_PROG([_libcurl_config],[curl-config],[],[$PATH]) - fi - - if test x$_libcurl_config != "x" ; then - AC_CACHE_CHECK([for the version of libcurl], - [libcurl_cv_lib_curl_version], - [libcurl_cv_lib_curl_version=`$_libcurl_config --version | $AWK '{print $[]2}'`]) - - _libcurl_version=`echo $libcurl_cv_lib_curl_version | $_libcurl_version_parse` - _libcurl_wanted=`echo ifelse([$2],,[0],[$2]) | $_libcurl_version_parse` - - if test $_libcurl_wanted -gt 0 ; then - AC_CACHE_CHECK([for libcurl >= version $2], - [libcurl_cv_lib_version_ok], - [ - if test $_libcurl_version -ge $_libcurl_wanted ; then - libcurl_cv_lib_version_ok=yes - else - libcurl_cv_lib_version_ok=no - fi - ]) - fi - - if test $_libcurl_wanted -eq 0 || test x$libcurl_cv_lib_version_ok = xyes ; then - if test x"$LIBCURL_CPPFLAGS" = "x" ; then - LIBCURL_CPPFLAGS=`$_libcurl_config --cflags` - fi - if test x"$LIBCURL" = "x" ; then - LIBCURL=`$_libcurl_config --libs` - - # This is so silly, but Apple actually has a bug in their - # curl-config script. Fixed in Tiger, but there are still - # lots of Panther installs around. - case "${host}" in - powerpc-apple-darwin7*) - LIBCURL=`echo $LIBCURL | sed -e 's|-arch i386||g'` - ;; - esac - fi - - # All curl-config scripts support --feature - _libcurl_features=`$_libcurl_config --feature` - - # Is it modern enough to have --protocols? (7.12.4) - if test $_libcurl_version -ge 461828 ; then - _libcurl_protocols=`$_libcurl_config --protocols` - fi - else - _libcurl_try_link=no - fi - - unset _libcurl_wanted - fi - - if test $_libcurl_try_link = yes ; then - - # we didn't find curl-config, so let's see if the user-supplied - # link line (or failing that, "-lcurl") is enough. - LIBCURL=${LIBCURL-"$_libcurl_ldflags -lcurl"} - - AC_CACHE_CHECK([whether libcurl is usable], - [libcurl_cv_lib_curl_usable], - [ - _libcurl_save_cppflags=$CPPFLAGS - CPPFLAGS="$LIBCURL_CPPFLAGS $CPPFLAGS" - _libcurl_save_libs=$LIBS - LIBS="$LIBCURL $LIBS" - - AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <curl/curl.h>],[ -/* Try and use a few common options to force a failure if we are - missing symbols or can't link. */ -int x; -curl_easy_setopt(NULL,CURLOPT_URL,NULL); -x=CURL_ERROR_SIZE; -x=CURLOPT_WRITEFUNCTION; -x=CURLOPT_FILE; -x=CURLOPT_ERRORBUFFER; -x=CURLOPT_STDERR; -x=CURLOPT_VERBOSE; -])],libcurl_cv_lib_curl_usable=yes,libcurl_cv_lib_curl_usable=no) - - CPPFLAGS=$_libcurl_save_cppflags - LIBS=$_libcurl_save_libs - unset _libcurl_save_cppflags - unset _libcurl_save_libs - ]) - - if test $libcurl_cv_lib_curl_usable = yes ; then - - # Does curl_free() exist in this version of libcurl? - # If not, fake it with free() - - _libcurl_save_cppflags=$CPPFLAGS - CPPFLAGS="$CPPFLAGS $LIBCURL_CPPFLAGS" - _libcurl_save_libs=$LIBS - LIBS="$LIBS $LIBCURL" - - AC_CHECK_FUNC(curl_free,, - AC_DEFINE(curl_free,free, - [Define curl_free() as free() if our version of curl lacks curl_free.])) - - CPPFLAGS=$_libcurl_save_cppflags - LIBS=$_libcurl_save_libs - unset _libcurl_save_cppflags - unset _libcurl_save_libs - - AC_DEFINE(HAVE_LIBCURL,1, - [Define to 1 if you have a functional curl library.]) - AC_SUBST(LIBCURL_CPPFLAGS) - AC_SUBST(LIBCURL) - - for _libcurl_feature in $_libcurl_features ; do - AC_DEFINE_UNQUOTED(AS_TR_CPP(libcurl_feature_$_libcurl_feature),[1]) - eval AS_TR_SH(libcurl_feature_$_libcurl_feature)=yes - done - - if test "x$_libcurl_protocols" = "x" ; then - - # We don't have --protocols, so just assume that all - # protocols are available - _libcurl_protocols="HTTP FTP FILE TELNET LDAP DICT TFTP" - - if test x$libcurl_feature_SSL = xyes ; then - _libcurl_protocols="$_libcurl_protocols HTTPS" - - # FTPS wasn't standards-compliant until version - # 7.11.0 (0x070b00 == 461568) - if test $_libcurl_version -ge 461568; then - _libcurl_protocols="$_libcurl_protocols FTPS" - fi - fi - - # RTSP, IMAP, POP3 and SMTP were added in - # 7.20.0 (0x071400 == 463872) - if test $_libcurl_version -ge 463872; then - _libcurl_protocols="$_libcurl_protocols RTSP IMAP POP3 SMTP" - fi - fi - - for _libcurl_protocol in $_libcurl_protocols ; do - AC_DEFINE_UNQUOTED(AS_TR_CPP(libcurl_protocol_$_libcurl_protocol),[1]) - eval AS_TR_SH(libcurl_protocol_$_libcurl_protocol)=yes - done - else - unset LIBCURL - unset LIBCURL_CPPFLAGS - fi - fi - - unset _libcurl_try_link - unset _libcurl_version_parse - unset _libcurl_config - unset _libcurl_feature - unset _libcurl_features - unset _libcurl_protocol - unset _libcurl_protocols - unset _libcurl_version - unset _libcurl_ldflags - fi - - if test x$_libcurl_with = xno || test x$libcurl_cv_lib_curl_usable != xyes ; then - # This is the IF-NO path - ifelse([$4],,:,[$4]) - else - # This is the IF-YES path - ifelse([$3],,:,[$3]) - fi - - unset _libcurl_with -])dnl diff --git a/m4/pkg.m4 b/m4/pkg.m4 new file mode 100644 index 00000000..5152a4b1 --- /dev/null +++ b/m4/pkg.m4 @@ -0,0 +1,159 @@ +# pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*- +# serial 1 (pkg-config-0.24) +# +# Copyright © 2004 Scott James Remnant <scott@netsplit.com>. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, but +# WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +# +# As a special exception to the GNU General Public License, if you +# distribute this file as part of a program that contains a +# configuration script generated by Autoconf, you may include it under +# the same distribution terms that you use for the rest of that program. + +# PKG_PROG_PKG_CONFIG([MIN-VERSION]) +# ---------------------------------- +AC_DEFUN([PKG_PROG_PKG_CONFIG], +[m4_pattern_forbid([^_?PKG_[A-Z_]+$]) +m4_pattern_allow([^PKG_CONFIG(_(PATH|LIBDIR|SYSROOT_DIR|ALLOW_SYSTEM_(CFLAGS|LIBS)))?$]) +m4_pattern_allow([^PKG_CONFIG_(DISABLE_UNINSTALLED|TOP_BUILD_DIR|DEBUG_SPEW)$]) +AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility]) +AC_ARG_VAR([PKG_CONFIG_PATH], [directories to add to pkg-config's search path]) +AC_ARG_VAR([PKG_CONFIG_LIBDIR], [path overriding pkg-config's built-in search path]) + +if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then + AC_PATH_TOOL([PKG_CONFIG], [pkg-config]) +fi +if test -n "$PKG_CONFIG"; then + _pkg_min_version=m4_default([$1], [0.9.0]) + AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version]) + if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then + AC_MSG_RESULT([yes]) + else + AC_MSG_RESULT([no]) + PKG_CONFIG="" + fi +fi[]dnl +])# PKG_PROG_PKG_CONFIG + +# PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) +# +# Check to see whether a particular set of modules exists. Similar +# to PKG_CHECK_MODULES(), but does not set variables or print errors. +# +# Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG]) +# only at the first occurence in configure.ac, so if the first place +# it's called might be skipped (such as if it is within an "if", you +# have to call PKG_CHECK_EXISTS manually +# -------------------------------------------------------------- +AC_DEFUN([PKG_CHECK_EXISTS], +[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl +if test -n "$PKG_CONFIG" && \ + AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then + m4_default([$2], [:]) +m4_ifvaln([$3], [else + $3])dnl +fi]) + +# _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES]) +# --------------------------------------------- +m4_define([_PKG_CONFIG], +[if test -n "$$1"; then + pkg_cv_[]$1="$$1" + elif test -n "$PKG_CONFIG"; then + PKG_CHECK_EXISTS([$3], + [pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null` + test "x$?" != "x0" && pkg_failed=yes ], + [pkg_failed=yes]) + else + pkg_failed=untried +fi[]dnl +])# _PKG_CONFIG + +# _PKG_SHORT_ERRORS_SUPPORTED +# ----------------------------- +AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED], +[AC_REQUIRE([PKG_PROG_PKG_CONFIG]) +if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then + _pkg_short_errors_supported=yes +else + _pkg_short_errors_supported=no +fi[]dnl +])# _PKG_SHORT_ERRORS_SUPPORTED + + +# PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND], +# [ACTION-IF-NOT-FOUND]) +# +# +# Note that if there is a possibility the first call to +# PKG_CHECK_MODULES might not happen, you should be sure to include an +# explicit call to PKG_PROG_PKG_CONFIG in your configure.ac +# +# +# -------------------------------------------------------------- +AC_DEFUN([PKG_CHECK_MODULES], +[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl +AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl +AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl + +pkg_failed=no +AC_MSG_CHECKING([for $1]) + +_PKG_CONFIG([$1][_CFLAGS], [cflags], [$2]) +_PKG_CONFIG([$1][_LIBS], [libs], [$2]) + +m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS +and $1[]_LIBS to avoid the need to call pkg-config. +See the pkg-config man page for more details.]) + +if test $pkg_failed = yes; then + AC_MSG_RESULT([no]) + _PKG_SHORT_ERRORS_SUPPORTED + if test $_pkg_short_errors_supported = yes; then + $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "$2" 2>&1` + else + $1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "$2" 2>&1` + fi + # Put the nasty error message in config.log where it belongs + echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD + + m4_default([$4], [AC_MSG_ERROR( +[Package requirements ($2) were not met: + +$$1_PKG_ERRORS + +Consider adjusting the PKG_CONFIG_PATH environment variable if you +installed software in a non-standard prefix. + +_PKG_TEXT])[]dnl + ]) +elif test $pkg_failed = untried; then + AC_MSG_RESULT([no]) + m4_default([$4], [AC_MSG_FAILURE( +[The pkg-config script could not be found or is too old. Make sure it +is in your PATH or set the PKG_CONFIG environment variable to the full +path to pkg-config. + +_PKG_TEXT + +To get pkg-config, see <http://pkg-config.freedesktop.org/>.])[]dnl +]) +else + $1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS + $1[]_LIBS=$pkg_cv_[]$1[]_LIBS + AC_MSG_RESULT([yes]) + $3 +fi[]dnl +])# PKG_CHECK_MODULES |