110 lines
2.7 KiB
Diff
110 lines
2.7 KiB
Diff
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From FEDORA_PATCHES Mon Sep 17 00:00:00 2001
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From: Keith Seitz <keiths@redhat.com>
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Date: Tue, 29 Nov 2022 13:43:34 -0800
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Subject: gdb-rhbz2143992-libiberty-fix-c89isms-in-configure.patch
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;; libiberty: Fix C89-isms in configure tests
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;; (Florian Weimer, RHBZ 2143992)
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libiberty/
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* acinclude.m4 (ac_cv_func_strncmp_works): Add missing
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int return type and parameter list to the definition of main.
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Include <stdlib.h> and <string.h> for prototypes.
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(ac_cv_c_stack_direction): Add missing
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int return type and parameter list to the definitions of
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main, find_stack_direction. Include <stdlib.h> for exit
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prototype.
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* configure: Regenerate.
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diff --git a/libiberty/acinclude.m4 b/libiberty/acinclude.m4
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--- a/libiberty/acinclude.m4
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+++ b/libiberty/acinclude.m4
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@@ -24,6 +24,8 @@ AC_CACHE_CHECK([for working strncmp], ac_cv_func_strncmp_works,
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[AC_TRY_RUN([
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/* Test by Jim Wilson and Kaveh Ghazi.
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Check whether strncmp reads past the end of its string parameters. */
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+#include <stdlib.h>
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+#include <string.h>
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#include <sys/types.h>
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#ifdef HAVE_FCNTL_H
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@@ -51,7 +53,8 @@ AC_CACHE_CHECK([for working strncmp], ac_cv_func_strncmp_works,
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#define MAP_LEN 0x10000
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-main ()
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+int
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+main (void)
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{
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#if defined(HAVE_MMAP) || defined(HAVE_MMAP_ANYWHERE)
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char *p;
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@@ -157,7 +160,10 @@ if test $ac_cv_os_cray = yes; then
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fi
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AC_CACHE_CHECK(stack direction for C alloca, ac_cv_c_stack_direction,
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-[AC_TRY_RUN([find_stack_direction ()
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+[AC_TRY_RUN([#include <stdlib.h>
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+
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+int
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+find_stack_direction (void)
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{
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static char *addr = 0;
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auto char dummy;
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@@ -169,7 +175,9 @@ AC_CACHE_CHECK(stack direction for C alloca, ac_cv_c_stack_direction,
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else
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return (&dummy > addr) ? 1 : -1;
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}
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-main ()
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+
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+int
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+main (void)
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{
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exit (find_stack_direction() < 0);
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}],
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diff --git a/libiberty/configure b/libiberty/configure
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--- a/libiberty/configure
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+++ b/libiberty/configure
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@@ -6918,7 +6918,10 @@ else
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else
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cat confdefs.h - <<_ACEOF >conftest.$ac_ext
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/* end confdefs.h. */
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-find_stack_direction ()
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+#include <stdlib.h>
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+
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+int
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+find_stack_direction (void)
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{
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static char *addr = 0;
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auto char dummy;
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@@ -6930,7 +6933,9 @@ find_stack_direction ()
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else
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return (&dummy > addr) ? 1 : -1;
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}
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-main ()
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+
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+int
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+main (void)
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{
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exit (find_stack_direction() < 0);
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}
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@@ -7755,6 +7760,8 @@ else
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/* Test by Jim Wilson and Kaveh Ghazi.
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Check whether strncmp reads past the end of its string parameters. */
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+#include <stdlib.h>
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+#include <string.h>
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#include <sys/types.h>
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#ifdef HAVE_FCNTL_H
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@@ -7782,7 +7789,8 @@ else
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#define MAP_LEN 0x10000
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-main ()
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+int
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+main (void)
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{
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#if defined(HAVE_MMAP) || defined(HAVE_MMAP_ANYWHERE)
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char *p;
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