Fix AC_NO_EXECUTABLES test failure on AIX.

* libltdl/m4/libtool.m4 (_LT_SYS_MODULE_PATH_AIX): Wrap link
test in AC_CACHE_VAL, using cache variable $lt_cv_aix_libpath.
* tests/no-executables.at (AC_NO_EXECUTABLES): Preset it, to
avoid link test.
Bug report by Rainer Tammer.

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

diff --git a/ChangeLog b/ChangeLog
index d2634e9840ea5941c0aac703278bc838950f9bca..27e8a3d533b9059bb58acfde05e9ebda7d04e91f 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,12 @@
 2010-08-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
+       Fix AC_NO_EXECUTABLES test failure on AIX.
+       * libltdl/m4/libtool.m4 (_LT_SYS_MODULE_PATH_AIX): Wrap link
+       test in AC_CACHE_VAL, using cache variable $lt_cv_aix_libpath.
+       * tests/no-executables.at (AC_NO_EXECUTABLES): Preset it, to
+       avoid link test.
+       Bug report by Rainer Tammer.
+
        Fix ltdl-libdir test for C++ compilers.
        * tests/ltdl-libdir.at (libdir of installed modules): Declare
        module function as extern "C".

diff --git a/libltdl/m4/libtool.m4 b/libltdl/m4/libtool.m4
index f61be283c9b1bad3aeb7adbb61975958fef552a8..d8d6aebd1fb38b9fdae2ec49917ea09bbc080387 100644 (file)
--- a/libltdl/m4/libtool.m4
+++ b/libltdl/m4/libtool.m4
@@ -1081,7 +1081,8 @@ m4_defun([_LT_DARWIN_LINKER_FEATURES],
 # to the aix ld manual.
 m4_defun([_LT_SYS_MODULE_PATH_AIX],
 [m4_require([_LT_DECL_SED])dnl
-AC_LINK_IFELSE(AC_LANG_PROGRAM,[
+AC_CACHE_VAL([lt_cv_aix_libpath],
+[AC_LINK_IFELSE(AC_LANG_PROGRAM,[
 lt_aix_libpath_sed='
     /Import File Strings/,/^$/ {
        /^0/ {
@@ -1089,12 +1090,14 @@ lt_aix_libpath_sed='
            p
        }
     }'
-aix_libpath=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
+lt_cv_aix_libpath=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
 # Check for a 64-bit object if we didn't find anything.
-if test -z "$aix_libpath"; then
-  aix_libpath=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
+if test -z "$lt_cv_aix_libpath"; then
+  lt_cv_aix_libpath=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
 fi],[])
-if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
+if test -z "$lt_cv_aix_libpath"; then lt_cv_aix_libpath="/usr/lib:/lib"; fi
+])
+aix_libpath=$lt_cv_aix_libpath
 ])# _LT_SYS_MODULE_PATH_AIX
 
 

diff --git a/tests/no-executables.at b/tests/no-executables.at
index e9e229a96c75bfb8f3aa37b7f6fa6f16826ddef9..75b92efae1959958fdcb060e3e1e20165aa87d8d 100644 (file)
--- a/tests/no-executables.at
+++ b/tests/no-executables.at
@@ -1,7 +1,6 @@
 # no-executables.at -- Libtool usage in GCC        -*- Autotest -*-
 
-#   Copyright (C) 2008 Free Software Foundation, Inc.
-#   Written by Ralf Wildenhues, 2008
+#   Copyright (C) 2008, 2010 Free Software Foundation, Inc.
 #
 #   This file is part of GNU Libtool.
 #
@@ -52,6 +51,7 @@ lt_cv_archive_cmds_need_lc=no
 lt_cv_cc_needs_belf=no
 lt_cv_ld_exported_symbols_list=no
 lt_cv_prog_compiler_static_works=no
+lt_cv_aix_libpath="/usr/lib:/lib"
 
 # Deal with AC_LIBTOOL_DLOPEN in one of two possible ways:
 # - do not execute it at all in the ac_no_link case