From a7e58d1fdb493d58854ac599347cf64da0cecca4 Mon Sep 17 00:00:00 2001 From: Lasse Collin Date: Tue, 7 May 2024 16:21:15 +0300 Subject: [PATCH] Build: Update visibility.m4 from Gnulib This fixes the syntax of the "serial" line and renames a temporary variable. (cherry picked from commit 6d336aeb97b69c496ddc626af403f6f21c753658) --- m4/visibility.m4 | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/m4/visibility.m4 b/m4/visibility.m4 index 52c7ef10..4a741c5e 100644 --- a/m4/visibility.m4 +++ b/m4/visibility.m4 @@ -1,7 +1,8 @@ dnl SPDX-License-Identifier: FSFULLR -# visibility.m4 serial 8 -dnl Copyright (C) 2005, 2008, 2010-2023 Free Software Foundation, Inc. +# visibility.m4 +# serial 9 +dnl Copyright (C) 2005, 2008, 2010-2024 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. @@ -33,18 +34,18 @@ AC_DEFUN([gl_VISIBILITY], dnl user has put into $CC $CFLAGS $CPPFLAGS. AC_CACHE_CHECK([whether the -Werror option is usable], [gl_cv_cc_vis_werror], - [gl_save_CFLAGS="$CFLAGS" + [gl_saved_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -Werror" AC_COMPILE_IFELSE( [AC_LANG_PROGRAM([[]], [[]])], [gl_cv_cc_vis_werror=yes], [gl_cv_cc_vis_werror=no]) - CFLAGS="$gl_save_CFLAGS" + CFLAGS="$gl_saved_CFLAGS" ]) dnl Now check whether visibility declarations are supported. AC_CACHE_CHECK([for simple visibility declarations], [gl_cv_cc_visibility], - [gl_save_CFLAGS="$CFLAGS" + [gl_saved_CFLAGS="$CFLAGS" CFLAGS="$CFLAGS -fvisibility=hidden" dnl We use the option -Werror and a function dummyfunc, because on some dnl platforms (Cygwin 1.7) the use of -fvisibility triggers a warning @@ -70,7 +71,7 @@ AC_DEFUN([gl_VISIBILITY], [[]])], [gl_cv_cc_visibility=yes], [gl_cv_cc_visibility=no]) - CFLAGS="$gl_save_CFLAGS" + CFLAGS="$gl_saved_CFLAGS" ]) if test $gl_cv_cc_visibility = yes; then CFLAG_VISIBILITY="-fvisibility=hidden"