From 3ca0920429f7eaf8c59f9ac8afd30a43b83d95ed Mon Sep 17 00:00:00 2001 From: Chen Qi Date: Mon, 25 Feb 2019 15:03:47 +0800 Subject: [PATCH] fix missing of __register_atfork for non-glibc builds Upstream-Status: Inappropriate [musl specific] Drop this when upgrading to 251+, systemd does not use __register_atfork anymore Signed-off-by: Chen Qi --- src/basic/process-util.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/basic/process-util.c b/src/basic/process-util.c index c971852158..df6e85b1fc 100644 --- a/src/basic/process-util.c +++ b/src/basic/process-util.c @@ -18,6 +18,9 @@ #if HAVE_VALGRIND_VALGRIND_H #include #endif +#ifndef __GLIBC__ +#include +#endif #include "alloc-util.h" #include "architecture.h" @@ -1161,11 +1164,15 @@ void reset_cached_pid(void) { cached_pid = CACHED_PID_UNSET; } +#ifdef __GLIBC__ /* We use glibc __register_atfork() + __dso_handle directly here, as they are not included in the glibc * headers. __register_atfork() is mostly equivalent to pthread_atfork(), but doesn't require us to link against * libpthread, as it is part of glibc anyway. */ extern int __register_atfork(void (*prepare) (void), void (*parent) (void), void (*child) (void), void *dso_handle); extern void* __dso_handle _weak_; +#else +#define __register_atfork(prepare,parent,child,dso) pthread_atfork(prepare,parent,child) +#endif pid_t getpid_cached(void) { static bool installed = false;