diff options
| author | Michael Forney <mforney@mforney.org> | 2021-06-13 22:24:06 -0400 |
|---|---|---|
| committer | Jeff Law <jeffreyalaw@gmail.com> | 2021-06-13 22:26:03 -0400 |
| commit | 3a01d8eec23091dc24c2fb14a621ea92a262ff50 (patch) | |
| tree | c40e829823873400ef6f92ad110318e1e7f59e6a /config/gettext.m4 | |
| parent | 4e70c34e5ce6fefba22015bd4fe0df33a13567d4 (diff) | |
| download | gcc-3a01d8eec23091dc24c2fb14a621ea92a262ff50.tar.gz | |
[PATCH] config: Backport "Rely less on internal symbols" (serial 69) to gettext.m4
config
* gettext.m4 (AM_GNU_GETTEXT): Skip checks for the internal
symbols _nl_msg_cat_cntr, _nl_domain_bindings, and
_nl_expand_alias, if __GNU_GETTEXT_SUPPORTED_REVISION is defined.
Backport of gettext serial 68 patch.
Diffstat (limited to 'config/gettext.m4')
| -rw-r--r-- | config/gettext.m4 | 52 |
1 files changed, 35 insertions, 17 deletions
diff --git a/config/gettext.m4 b/config/gettext.m4 index 45fa6b4ab76..5b42bb16523 100644 --- a/config/gettext.m4 +++ b/config/gettext.m4 @@ -128,6 +128,13 @@ AC_DEFUN([AM_GNU_GETTEXT], AC_CACHE_CHECK([for GNU gettext in libc], gt_cv_func_gnugettext_libc, [AC_TRY_LINK([#include <libintl.h> +#ifndef __GNU_GETTEXT_SUPPORTED_REVISION +extern int _nl_msg_cat_cntr; +extern int *_nl_domain_bindings; +#define __GNU_GETTEXT_SYMBOL_EXPRESSION (_nl_msg_cat_cntr + *_nl_domain_bindings) +#else +#define __GNU_GETTEXT_SYMBOL_EXPRESSION 0 +#endif ]ifelse([$2], [need-formatstring-macros], [#ifndef __GNU_GETTEXT_SUPPORTED_REVISION #define __GNU_GETTEXT_SUPPORTED_REVISION(major) ((major) == 0 ? 0 : -1) @@ -135,10 +142,9 @@ AC_DEFUN([AM_GNU_GETTEXT], changequote(,)dnl typedef int array [2 * (__GNU_GETTEXT_SUPPORTED_REVISION(0) >= 1) - 1]; changequote([,])dnl -], [])[extern int _nl_msg_cat_cntr; -extern int *_nl_domain_bindings;], +], []), [bindtextdomain ("", ""); -return (int) gettext ("")]ifelse([$2], [need-ngettext], [ + (int) ngettext ("", "", 0)], [])[ + _nl_msg_cat_cntr + *_nl_domain_bindings], +return (int) gettext ("")]ifelse([$2], [need-ngettext], [ + (int) ngettext ("", "", 0)], [])[ + __GNU_GETTEXT_SYMBOL_EXPRESSION], gt_cv_func_gnugettext_libc=yes, gt_cv_func_gnugettext_libc=no)]) @@ -160,6 +166,17 @@ return (int) gettext ("")]ifelse([$2], [need-ngettext], [ + (int) ngettext ("", LIBS="$LIBS $LIBINTL" dnl Now see whether libintl exists and does not depend on libiconv. AC_TRY_LINK([#include <libintl.h> +#ifndef __GNU_GETTEXT_SUPPORTED_REVISION +extern int _nl_msg_cat_cntr; +extern +#ifdef __cplusplus +"C" +#endif +const char *_nl_expand_alias (); +#define __GNU_GETTEXT_SYMBOL_EXPRESSION (_nl_msg_cat_cntr + *_nl_expand_alias (0)) +#else +#define __GNU_GETTEXT_SYMBOL_EXPRESSION 0 +#endif ]ifelse([$2], [need-formatstring-macros], [#ifndef __GNU_GETTEXT_SUPPORTED_REVISION #define __GNU_GETTEXT_SUPPORTED_REVISION(major) ((major) == 0 ? 0 : -1) @@ -167,20 +184,26 @@ return (int) gettext ("")]ifelse([$2], [need-ngettext], [ + (int) ngettext ("", changequote(,)dnl typedef int array [2 * (__GNU_GETTEXT_SUPPORTED_REVISION(0) >= 1) - 1]; changequote([,])dnl -], [])[extern int _nl_msg_cat_cntr; -extern -#ifdef __cplusplus -"C" -#endif -const char *_nl_expand_alias ();], +], []), [bindtextdomain ("", ""); -return (int) gettext ("")]ifelse([$2], [need-ngettext], [ + (int) ngettext ("", "", 0)], [])[ + _nl_msg_cat_cntr + *_nl_expand_alias (0)], +return (int) gettext ("")]ifelse([$2], [need-ngettext], [ + (int) ngettext ("", "", 0)], [])[ + __GNU_GETTEXT_SYMBOL_EXPRESSION], gt_cv_func_gnugettext_libintl=yes, gt_cv_func_gnugettext_libintl=no) dnl Now see whether libintl exists and depends on libiconv. if test "$gt_cv_func_gnugettext_libintl" != yes && test -n "$LIBICONV"; then LIBS="$LIBS $LIBICONV" AC_TRY_LINK([#include <libintl.h> +#ifndef __GNU_GETTEXT_SUPPORTED_REVISION +extern int _nl_msg_cat_cntr; +extern +#ifdef __cplusplus +"C" +#endif +const char *_nl_expand_alias (); +#define __GNU_GETTEXT_SYMBOL_EXPRESSION (_nl_msg_cat_cntr + *_nl_expand_alias (0)) +#else +#define __GNU_GETTEXT_SYMBOL_EXPRESSION 0 +#endif ]ifelse([$2], [need-formatstring-macros], [#ifndef __GNU_GETTEXT_SUPPORTED_REVISION #define __GNU_GETTEXT_SUPPORTED_REVISION(major) ((major) == 0 ? 0 : -1) @@ -188,14 +211,9 @@ return (int) gettext ("")]ifelse([$2], [need-ngettext], [ + (int) ngettext ("", changequote(,)dnl typedef int array [2 * (__GNU_GETTEXT_SUPPORTED_REVISION(0) >= 1) - 1]; changequote([,])dnl -], [])[extern int _nl_msg_cat_cntr; -extern -#ifdef __cplusplus -"C" -#endif -const char *_nl_expand_alias ();], +], []), [bindtextdomain ("", ""); -return (int) gettext ("")]ifelse([$2], [need-ngettext], [ + (int) ngettext ("", "", 0)], [])[ + _nl_msg_cat_cntr + *_nl_expand_alias (0)], +return (int) gettext ("")]ifelse([$2], [need-ngettext], [ + (int) ngettext ("", "", 0)], [])[ + __GNU_GETTEXT_SYMBOL_EXPRESSION], [LIBINTL="$LIBINTL $LIBICONV" LTLIBINTL="$LTLIBINTL $LTLIBICONV" gt_cv_func_gnugettext_libintl=yes |