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dnl
dnl autoconf macros for this project
dnl
dnl GNUPG_CHECK_TYPEDEF(TYPE, HAVE_NAME)
dnl Check whether a typedef exists and create a #define $2 if it exists
dnl
AC_DEFUN(GNUPG_CHECK_TYPEDEF,
[ AC_MSG_CHECKING(for $1 typedef)
AC_CACHE_VAL(gnupg_cv_typedef_$1,
[AC_TRY_COMPILE([#define _GNU_SOURCE 1
#include <stdlib.h>
#include <sys/types.h>], [
#undef $1
int a = sizeof($1);
], gnupg_cv_typedef_$1=yes, gnupg_cv_typedef_$1=no )])
AC_MSG_RESULT($gnupg_cv_typedef_$1)
if test "$gnupg_cv_typedef_$1" = yes; then
AC_DEFINE($2,1,[Defined if a `]$1[' is typedef'd])
fi
])
dnl AM_PATH_GPGME([MINIMUM-VERSION,
dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
dnl Test for libgpgme and define GPGME_CFLAGS and GPGME_LIBS
dnl
AC_DEFUN(AM_PATH_GPGME,
[ AC_ARG_WITH(gpgme-prefix,
AC_HELP_STRING([--with-gpgme-prefix=PFX],
[prefix where GPGME is installed (optional)]),
gpgme_config_prefix="$withval", gpgme_config_prefix="")
if test x$gpgme_config_prefix != x ; then
gpgme_config_args="$gpgme_config_args --prefix=$gpgme_config_prefix"
if test x${GPGME_CONFIG+set} != xset ; then
GPGME_CONFIG=$gpgme_config_prefix/bin/gpgme-config
fi
fi
AC_PATH_PROG(GPGME_CONFIG, gpgme-config, no)
min_gpgme_version=ifelse([$1], ,0.3.9,$1)
AC_MSG_CHECKING(for GPGME - version >= $min_gpgme_version)
ok=no
if test "$GPGME_CONFIG" != "no" ; then
req_major=`echo $min_gpgme_version | \
sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\1/'`
req_minor=`echo $min_gpgme_version | \
sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\2/'`
req_micro=`echo $min_gpgme_version | \
sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\3/'`
gpgme_config_version=`$GPGME_CONFIG $gpgme_config_args --version`
major=`echo $gpgme_config_version | \
sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\1/'`
minor=`echo $gpgme_config_version | \
sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\2/'`
micro=`echo $gpgme_config_version | \
sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\3/'`
if test "$major" -gt "$req_major"; then
ok=yes
else
if test "$major" -eq "$req_major"; then
if test "$minor" -gt "$req_minor"; then
ok=yes
else
if test "$minor" -eq "$req_minor"; then
if test "$micro" -ge "$req_micro"; then
ok=yes
fi
fi
fi
fi
fi
fi
if test $ok = yes; then
GPGME_CFLAGS=`$GPGME_CONFIG $gpgme_config_args --cflags`
GPGME_LIBS=`$GPGME_CONFIG $gpgme_config_args --libs`
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
else
GPGME_CFLAGS=""
GPGME_LIBS=""
AC_MSG_RESULT(no)
ifelse([$3], , :, [$3])
fi
AC_SUBST(GPGME_CFLAGS)
AC_SUBST(GPGME_LIBS)
])
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