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-rw-r--r--m4/ksba.m420
1 files changed, 17 insertions, 3 deletions
diff --git a/m4/ksba.m4 b/m4/ksba.m4
index 110038755..73b2e26d1 100644
--- a/m4/ksba.m4
+++ b/m4/ksba.m4
@@ -15,13 +15,14 @@ dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
dnl Test for libksba and define KSBA_CFLAGS and KSBA_LIBS
dnl MINIMUN-VERSION is a string with the version number optionalliy prefixed
dnl with the API version to also check the API compatibility. Example:
-dnl a MINIMUN-VERSION of 1:1.0.7 won't pass the test unless the installed
+dnl a MINIMUN-VERSION of 1:1.0.7 won't pass the test unless the installed
dnl version of libksba is at least 1.0.7 *and* the API number is 1. Using
dnl this features allows to prevent build against newer versions of libksba
dnl with a changed API.
dnl
AC_DEFUN([AM_PATH_KSBA],
-[ AC_ARG_WITH(ksba-prefix,
+[AC_REQUIRE([AC_CANONICAL_HOST])
+ AC_ARG_WITH(ksba-prefix,
AC_HELP_STRING([--with-ksba-prefix=PFX],
[prefix where KSBA is installed (optional)]),
ksba_config_prefix="$withval", ksba_config_prefix="")
@@ -60,7 +61,7 @@ AC_DEFUN([AM_PATH_KSBA],
sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\3/'`
if test "$major" -gt "$req_major"; then
ok=yes
- else
+ else
if test "$major" -eq "$req_major"; then
if test "$minor" -gt "$req_minor"; then
ok=yes
@@ -99,6 +100,19 @@ AC_DEFUN([AM_PATH_KSBA],
KSBA_CFLAGS=`$KSBA_CONFIG $ksba_config_args --cflags`
KSBA_LIBS=`$KSBA_CONFIG $ksba_config_args --libs`
ifelse([$2], , :, [$2])
+ libksba_config_host=`$LIBKSBA_CONFIG $ksba_config_args --host 2>/dev/null || echo none`
+ if test x"$libksba_config_host" != xnone ; then
+ if test x"$libksba_config_host" != x"$host" ; then
+ AC_MSG_WARN([[
+***
+*** The config script $LIBKSBA_CONFIG was
+*** built for $libksba_config_host and thus may not match the
+*** used host $host.
+*** You may want to use the configure option --with-libksba-prefix
+*** to specify a matching config script.
+***]])
+ fi
+ fi
else
KSBA_CFLAGS=""
KSBA_LIBS=""