diff options
author | Bruno Haible <bruno@clisp.org> | 2010-07-31 11:45:41 +0200 |
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committer | Bruno Haible <bruno@clisp.org> | 2010-07-31 11:45:41 +0200 |
commit | ba62d45bdf79356e0899aea78f682fd2665df2e2 (patch) | |
tree | 5b0c5850456c258258074094ec207c4977bb26ac /m4 | |
parent | d614713a565235b36338496fe3b67a7932a8c78a (diff) | |
download | gnulib-ba62d45bdf79356e0899aea78f682fd2665df2e2.tar.gz |
duplocale: Work around AIX 7.1 bug.
Diffstat (limited to 'm4')
-rw-r--r-- | m4/duplocale.m4 | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/m4/duplocale.m4 b/m4/duplocale.m4 index a444bfc522..e7e784e691 100644 --- a/m4/duplocale.m4 +++ b/m4/duplocale.m4 @@ -1,5 +1,5 @@ -# duplocale.m4 serial 2 -dnl Copyright (C) 2009, 2010 Free Software Foundation, Inc. +# duplocale.m4 serial 3 +dnl Copyright (C) 2009-2010 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. @@ -12,6 +12,8 @@ AC_DEFUN([gl_FUNC_DUPLOCALE], if test $ac_cv_func_duplocale = yes; then dnl Check against glibc bug where duplocale crashes. dnl See <http://sourceware.org/bugzilla/show_bug.cgi?id=10969>. + dnl Also, on AIX 7.1, duplocale(LC_GLOBAL_LOCALE) returns (locale_t)0 with + dnl errno set to EINVAL. AC_REQUIRE([gl_LOCALE_H]) AC_CACHE_CHECK([whether duplocale(LC_GLOBAL_LOCALE) works], [gl_cv_func_duplocale_works], @@ -22,20 +24,27 @@ AC_DEFUN([gl_FUNC_DUPLOCALE], #endif int main () { - (void) duplocale (LC_GLOBAL_LOCALE); + if (duplocale (LC_GLOBAL_LOCALE) == (locale_t)0) + return 1; return 0; }], [gl_cv_func_duplocale_works=yes], [gl_cv_func_duplocale_works=no], - [dnl Guess it works except on glibc < 2.12. - AC_EGREP_CPP([Unlucky GNU user], [ + [dnl Guess it works except on glibc < 2.12 and AIX. + case "$host_os" in + aix*) gl_cv_func_duplocale_works="guessing no";; + *-gnu*) + AC_EGREP_CPP([Unlucky GNU user], [ #include <features.h> #ifdef __GNU_LIBRARY__ #if (__GLIBC__ == 2 && __GLIBC_MINOR__ < 12) Unlucky GNU user #endif #endif - ], - [gl_cv_func_duplocale_works="guessing no"], - [gl_cv_func_duplocale_works="guessing yes"]) + ], + [gl_cv_func_duplocale_works="guessing no"], + [gl_cv_func_duplocale_works="guessing yes"]) + ;; + *) gl_cv_func_duplocale_works="guessing yes";; + esac ]) ]) case "$gl_cv_func_duplocale_works" in |