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| author | Olaf Hering <olaf@aepfle.de> | 2012-07-04 15:46:17 +0100 |
|---|---|---|
| committer | Olaf Hering <olaf@aepfle.de> | 2012-07-04 15:46:17 +0100 |
| commit | ed367d4f9de58269f8be356268d382060f9f7e42 (patch) | |
| tree | 6ee5290aea7f9439c1d75c82f29eb7511570ceed | |
| parent | c004a0fec2fa738d145497a658dbde5b83bdbed6 (diff) | |
| download | xen-ed367d4f9de58269f8be356268d382060f9f7e42.tar.gz xen-ed367d4f9de58269f8be356268d382060f9f7e42.tar.bz2 xen-ed367d4f9de58269f8be356268d382060f9f7e42.zip | |
tools/m4: add AC_LANG_SOURCE to fix autoconf warnings
I see these warnings with autoconf 2.68, add AC_LANG_SOURCE as suggested
by upstream documentation.
...
# bash autogen.sh
configure.ac:141: warning: AC_LANG_CONFTEST: no AC_LANG_SOURCE call detected in body
../../lib/autoconf/lang.m4:194: AC_LANG_CONFTEST is expanded from...
../../lib/autoconf/general.m4:2662: _AC_LINK_IFELSE is expanded from...
../../lib/autoconf/general.m4:2679: AC_LINK_IFELSE is expanded from...
../../lib/m4sugar/m4sh.m4:606: AS_IF is expanded from...
../../lib/autoconf/general.m4:2032: AC_CACHE_VAL is expanded from...
../../lib/autoconf/general.m4:2053: AC_CACHE_CHECK is expanded from...
m4/pthread.m4:21: AX_CHECK_PTHREAD is expanded from...
configure.ac:141: the top level
configure.ac:142: warning: AC_LANG_CONFTEST: no AC_LANG_SOURCE call detected in body
../../lib/autoconf/lang.m4:194: AC_LANG_CONFTEST is expanded from...
../../lib/autoconf/general.m4:2662: _AC_LINK_IFELSE is expanded from...
../../lib/autoconf/general.m4:2679: AC_LINK_IFELSE is expanded from...
../../lib/m4sugar/m4sh.m4:606: AS_IF is expanded from...
../../lib/autoconf/general.m4:2032: AC_CACHE_VAL is expanded from...
../../lib/autoconf/general.m4:2053: AC_CACHE_CHECK is expanded from...
m4/ptyfuncs.m4:1: AX_CHECK_PTYFUNCS is expanded from...
configure.ac:142: the top level
configure.ac:141: warning: AC_LANG_CONFTEST: no AC_LANG_SOURCE call detected in body
../../lib/autoconf/lang.m4:194: AC_LANG_CONFTEST is expanded from...
../../lib/autoconf/general.m4:2662: _AC_LINK_IFELSE is expanded from...
../../lib/autoconf/general.m4:2679: AC_LINK_IFELSE is expanded from...
../../lib/m4sugar/m4sh.m4:606: AS_IF is expanded from...
../../lib/autoconf/general.m4:2032: AC_CACHE_VAL is expanded from...
../../lib/autoconf/general.m4:2053: AC_CACHE_CHECK is expanded from...
m4/pthread.m4:21: AX_CHECK_PTHREAD is expanded from...
configure.ac:141: the top level
configure.ac:142: warning: AC_LANG_CONFTEST: no AC_LANG_SOURCE call detected in body
../../lib/autoconf/lang.m4:194: AC_LANG_CONFTEST is expanded from...
../../lib/autoconf/general.m4:2662: _AC_LINK_IFELSE is expanded from...
../../lib/autoconf/general.m4:2679: AC_LINK_IFELSE is expanded from...
../../lib/m4sugar/m4sh.m4:606: AS_IF is expanded from...
../../lib/autoconf/general.m4:2032: AC_CACHE_VAL is expanded from...
../../lib/autoconf/general.m4:2053: AC_CACHE_CHECK is expanded from...
m4/ptyfuncs.m4:1: AX_CHECK_PTYFUNCS is expanded from...
configure.ac:142: the top level
Please rerun autoconf after applying this.
Signed-off-by: Olaf Hering <olaf@aepfle.de>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
Committed-by: Ian Campbell <ian.campbell@citrix.com>
| -rw-r--r-- | tools/m4/pthread.m4 | 4 | ||||
| -rw-r--r-- | tools/m4/ptyfuncs.m4 | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/tools/m4/pthread.m4 b/tools/m4/pthread.m4 index 57ea85c1f9..c8189991be 100644 --- a/tools/m4/pthread.m4 +++ b/tools/m4/pthread.m4 @@ -24,13 +24,13 @@ AC_DEFUN([AX_CHECK_PTHREAD],[ AX_PTHREAD_CV2VARS AX_PTHREAD_VARS([AX_SAVEVAR_SAVE]) AX_PTHREAD_VARS([AX_PTHREAD_VAR_APPLY]) - AC_LINK_IFELSE([ + AC_LINK_IFELSE([AC_LANG_SOURCE([ #include <pthread.h> int main(void) { pthread_atfork(0,0,0); pthread_create(0,0,0,0); } -],[],[ax_cv_pthread_flags=failed]) +])],[],[ax_cv_pthread_flags=failed]) AX_PTHREAD_VARS([AX_SAVEVAR_RESTORE]) ]) if test "x$ax_cv_pthread_flags" = xfailed; then diff --git a/tools/m4/ptyfuncs.m4 b/tools/m4/ptyfuncs.m4 index 7581704f3e..bfea3e10b7 100644 --- a/tools/m4/ptyfuncs.m4 +++ b/tools/m4/ptyfuncs.m4 @@ -9,7 +9,7 @@ AC_DEFUN([AX_CHECK_PTYFUNCS], [ fi AX_SAVEVAR_SAVE(LIBS) LIBS="$LIBS $ax_cv_ptyfuncs_libs" - AC_LINK_IFELSE([ + AC_LINK_IFELSE([AC_LANG_SOURCE([ #ifdef INCLUDE_LIBUTIL_H #include INCLUDE_LIBUTIL_H #endif @@ -17,7 +17,7 @@ int main(void) { openpty(0,0,0,0,0); login_tty(0); } -],[ +])],[ break ],[]) AX_SAVEVAR_RESTORE(LIBS) |