Fix AC_LANG_PROGRAM warnings from git Autoconf.

* libltdl/m4/libtool.m4 (_LT_SYS_MODULE_PATH_AIX): Fix
underquoted AC_LANG_PROGRAM call.
(LT_PROG_AR): Use AC_LANG_PROGRAM.
(_LT_LINKER_SHLIBS) [irix, GCC]: Use the right source for the
given language.
* NEWS: Update.

Signed-off-by: Ralf Wildenhues <Ralf.Wildenhues@gmx.de>

diff --git a/ChangeLog b/ChangeLog
index 036eb2d383a7eccf12a04a052564dae46d1cbe8a..8e07775e5e6065d7f04eb9573914b08f829bccd0 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+2010-08-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+       Fix AC_LANG_PROGRAM warnings from git Autoconf.
+       * libltdl/m4/libtool.m4 (_LT_SYS_MODULE_PATH_AIX): Fix
+       underquoted AC_LANG_PROGRAM call.
+       (LT_PROG_AR): Use AC_LANG_PROGRAM.
+       (_LT_LINKER_SHLIBS) [irix, GCC]: Use the right source for the
+       given language.
+       * NEWS: Update.
+
 2010-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
        fix AIX testsuite regression

diff --git a/NEWS b/NEWS
index a6e73c2df9e1b553bb63c74ead9618edf2bc03a5..ba7ce0025d5dee31e8523436f722cce2b0213823 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -37,6 +37,9 @@ New in 2.2.12 2010-08-??: git version 2.2.11a, Libtool team:
 
   - The `check-interactive' and `check-noninteractive' convenience make
     targets now also work for the old testsuite.
+  - Warnings from Autoconf v2.67-36-g1e604ec about incomplete programs
+    passed to AC_*_IFELSE tests have been fixed.
+  - On IRIX, the test for -Wl,-exported_symbol now also works with gfortran.
 
 New in 2.2.10 2010-06-10: git version 2.2.9a, Libtool team:
 

diff --git a/libltdl/m4/libtool.m4 b/libltdl/m4/libtool.m4
index 5bf28b77e3816a62785683b3b382f910b6c388b8..efb20de29567bac6cc4d3e1d307860f31ebbc4c0 100644 (file)
--- a/libltdl/m4/libtool.m4
+++ b/libltdl/m4/libtool.m4
@@ -1083,7 +1083,7 @@ m4_defun([_LT_DARWIN_LINKER_FEATURES],
 m4_defun([_LT_SYS_MODULE_PATH_AIX],
 [m4_require([_LT_DECL_SED])dnl
 AC_CACHE_VAL([lt_cv_aix_libpath],
-[AC_LINK_IFELSE(AC_LANG_PROGRAM,[
+[AC_LINK_IFELSE([AC_LANG_PROGRAM],[
 lt_aix_libpath_sed='
     /Import File Strings/,/^$/ {
        /^0/ {
@@ -1357,7 +1357,7 @@ _LT_DECL([], [AR_FLAGS], [1], [Flags to create an archive])
 
 AC_CACHE_CHECK([for archiver @FILE support], [lt_cv_ar_at_file],
   [lt_cv_ar_at_file=no
-   AC_COMPILE_IFELSE([[int some_variable = 0;]],
+   AC_COMPILE_IFELSE([AC_LANG_PROGRAM],
      [echo conftest.$ac_objext > conftest.lst
       am_ar_try='$AR $AR_FLAGS libconftest.a @conftest.lst'
       AC_TRY_EVAL([am_ar_try])
@@ -5163,9 +5163,18 @@ _LT_EOF
        # implicitly export all symbols.
         save_LDFLAGS="$LDFLAGS"
         LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null"
-        AC_LINK_IFELSE(int foo(void) {},
+        AC_LINK_IFELSE(
+          [AC_LANG_SOURCE(
+            [AC_LANG_CASE([C], [[int foo (void) { return 0; }]],
+                          [C++], [[int foo (void) { return 0; }]],
+                          [Fortran 77], [[
+       subroutine foo
+       end]],
+                          [Fortran], [[
+       subroutine foo
+       end]])])], [
           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations ${wl}-exports_file ${wl}$export_symbols -o $lib'
-        )
+        ])
         LDFLAGS="$save_LDFLAGS"
       else
        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'