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# gpg-error.m4 - autoconf macro to detect libgpg-error. |
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# Copyright (C) 2002, 2003, 2004 g10 Code GmbH |
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# |
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# This file is free software; as a special exception the author gives |
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# unlimited permission to copy and/or distribute it, with or without |
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# modifications, as long as this notice is preserved. |
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# |
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# This file is distributed in the hope that it will be useful, but |
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# WITHOUT ANY WARRANTY, to the extent permitted by law; without even the |
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# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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dnl AM_PATH_GPG_ERROR([MINIMUM-VERSION, |
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dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]]) |
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dnl Test for libgpg-error and define GPG_ERROR_CFLAGS and GPG_ERROR_LIBS |
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dnl |
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AC_DEFUN([AM_PATH_GPG_ERROR], |
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[ AC_ARG_WITH(gpg-error-prefix, |
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AC_HELP_STRING([--with-gpg-error-prefix=PFX], |
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[prefix where GPG Error is installed (optional)]), |
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gpg_error_config_prefix="$withval", gpg_error_config_prefix="") |
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if test x$gpg_error_config_prefix != x ; then |
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if test x${GPG_ERROR_CONFIG+set} != xset ; then |
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GPG_ERROR_CONFIG=$gpg_error_config_prefix/bin/gpg-error-config |
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fi |
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fi |
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AC_PATH_PROG(GPG_ERROR_CONFIG, gpg-error-config, no) |
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min_gpg_error_version=ifelse([$1], ,0.0,$1) |
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AC_MSG_CHECKING(for GPG Error - version >= $min_gpg_error_version) |
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ok=no |
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if test "$GPG_ERROR_CONFIG" != "no" ; then |
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req_major=`echo $min_gpg_error_version | \ |
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sed 's/\([[0-9]]*\)\.\([[0-9]]*\)/\1/'` |
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req_minor=`echo $min_gpg_error_version | \ |
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sed 's/\([[0-9]]*\)\.\([[0-9]]*\)/\2/'` |
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gpg_error_config_version=`$GPG_ERROR_CONFIG $gpg_error_config_args --version` |
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major=`echo $gpg_error_config_version | \ |
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sed 's/\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'` |
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minor=`echo $gpg_error_config_version | \ |
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sed 's/\([[0-9]]*\)\.\([[0-9]]*\).*/\2/'` |
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if test "$major" -gt "$req_major"; then |
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ok=yes |
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else |
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if test "$major" -eq "$req_major"; then |
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if test "$minor" -ge "$req_minor"; then |
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ok=yes |
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fi |
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fi |
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fi |
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fi |
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if test $ok = yes; then |
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GPG_ERROR_CFLAGS=`$GPG_ERROR_CONFIG $gpg_error_config_args --cflags` |
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GPG_ERROR_LIBS=`$GPG_ERROR_CONFIG $gpg_error_config_args --libs` |
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AC_MSG_RESULT(yes) |
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ifelse([$2], , :, [$2]) |
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else |
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GPG_ERROR_CFLAGS="" |
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GPG_ERROR_LIBS="" |
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AC_MSG_RESULT(no) |
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ifelse([$3], , :, [$3]) |
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fi |
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AC_SUBST(GPG_ERROR_CFLAGS) |
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AC_SUBST(GPG_ERROR_LIBS) |
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]) |
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