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https://bugs.gentoo.org/879061
https://savannah.gnu.org/bugs/index.php?63307 (make bug)
https://savannah.gnu.org/support/?110767 (M4 bug)
https://lists.gnu.org/archive/html/bug-m4/2022-11/msg00003.html
https://savannah.gnu.org/support/download.php?file_id=53951
From ed64def45d68b2af53f1d3d783cc98e9dbe2ff74 Mon Sep 17 00:00:00 2001
From: Alexander Kanavin <alex@linutronix.de>
Date: Sat, 12 Nov 2022 15:18:41 +0100
Subject: [PATCH] test-execute-main.c: set default handler for SIGPIPE in tests
3 and 4
make 4.4 sets this to SIG_IGN and the tests fail
Signed-off-by: Alexander Kanavin <alex@linutronix.de>
--- a/tests/test-execute-main.c
+++ b/tests/test-execute-main.c
@@ -132,6 +132,7 @@ main (int argc, char *argv[])
#if !(defined _WIN32 && !defined __CYGWIN__)
{
/* Check SIGPIPE handling with ignore_sigpipe = false. */
+ signal(SIGPIPE, SIG_DFL);
const char *prog_argv[3] = { prog_path, "3", NULL };
int termsig = 0x7DEADBEE;
int ret = execute (progname, prog_argv[0], prog_argv, NULL,
@@ -145,6 +146,7 @@ main (int argc, char *argv[])
#if !(defined _WIN32 && !defined __CYGWIN__)
{
/* Check SIGPIPE handling with ignore_sigpipe = true. */
+ signal(SIGPIPE, SIG_DFL);
const char *prog_argv[3] = { prog_path, "4", NULL };
int termsig = 0x7DEADBEE;
int ret = execute (progname, prog_argv[0], prog_argv, NULL,
--
2.30.2
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