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package/waffle: fix build with glibc 2.43

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Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
Signed-off-by: Julien Olivain <ju.o@free.fr>
This commit is contained in:
Bernd Kuhls
2026-03-05 22:09:42 +01:00
committed by Julien Olivain
parent eb5086ae7a
commit 94916981ce
1 changed files with 57 additions and 0 deletions
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57
package/waffle/0001-c11-threads-fix-build-on-c23.patch Normal file
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@@ -0,0 +1,57 @@
From 6b3c46483844faba4dfe7dd90dc2b0cd06e67158 Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Mon, 10 Nov 2025 19:20:22 -0800
Subject: [PATCH] c11/threads: fix build on c23
C23/glibc is now including once_init in stdlib.h
https://patchwork.sourceware.org/project/glibc/patch/78061085-f04a-0c45-107b-5a8a15521083@redhat.com/#213088
Conditionally check if glibc already provided c23 definition via stdlib.h
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Upstream: https://gitlab.freedesktop.org/mesa/waffle/-/merge_requests/158
Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
---
third_party/threads/threads.h | 3 ++-
third_party/threads/threads_posix.c | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/third_party/threads/threads.h b/third_party/threads/threads.h
index b4db50c..cdc7bea 100644
--- a/third_party/threads/threads.h
+++ b/third_party/threads/threads.h
@@ -102,8 +102,9 @@ typedef pthread_cond_t cnd_t;
typedef pthread_t thrd_t;
typedef pthread_key_t tss_t;
typedef pthread_mutex_t mtx_t;
+#ifndef __once_flag_defined
typedef pthread_once_t once_flag;
-
+#endif
#else
#error Not supported on this platform.
#endif
diff --git a/third_party/threads/threads_posix.c b/third_party/threads/threads_posix.c
index bc50825..d93013b 100644
--- a/third_party/threads/threads_posix.c
+++ b/third_party/threads/threads_posix.c
@@ -75,11 +75,12 @@ static void *impl_thrd_routine(void *p)
/*--------------- 7.25.2 Initialization functions ---------------*/
// 7.25.2.1
+#ifndef __once_flag_defined
void call_once(once_flag *flag, void (*func)(void))
{
pthread_once(flag, func);
}
-
+#endif
/*------------- 7.25.3 Condition variable functions -------------*/
// 7.25.3.1
--
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