41 lines
1.7 KiB
Diff
41 lines
1.7 KiB
Diff
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--- a/shared/systemd/src/basic/process-util.c
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+++ b/shared/systemd/src/basic/process-util.c
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@@ -21,6 +21,9 @@
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#include <sys/wait.h>
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#include <syslog.h>
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#include <unistd.h>
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+#ifndef __GLIBC__
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+#include <pthread.h>
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+#endif
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#if 0 /* NM_IGNORED */
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#if HAVE_VALGRIND_VALGRIND_H
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#include <valgrind/valgrind.h>
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@@ -1168,11 +1171,13 @@ void reset_cached_pid(void) {
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cached_pid = CACHED_PID_UNSET;
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}
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+#ifdef __GLIBC__
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/* We use glibc __register_atfork() + __dso_handle directly here, as they are not included in the glibc
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* headers. __register_atfork() is mostly equivalent to pthread_atfork(), but doesn't require us to link against
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* libpthread, as it is part of glibc anyway. */
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extern int __register_atfork(void (*prepare) (void), void (*parent) (void), void (*child) (void), void *dso_handle);
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extern void* __dso_handle _weak_;
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+#endif
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pid_t getpid_cached(void) {
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static bool installed = false;
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@@ -1201,7 +1206,12 @@ pid_t getpid_cached(void) {
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* only half-documented (glibc doesn't document it but LSB does — though only superficially)
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* we'll check for errors only in the most generic fashion possible. */
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- if (__register_atfork(NULL, NULL, reset_cached_pid, __dso_handle) != 0) {
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+ #ifdef __GLIBC__
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+ if (__register_atfork(NULL, NULL, reset_cached_pid, __dso_handle) != 0) {
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+ #else
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+ if (pthread_atfork(NULL, NULL, reset_cached_pid) != 0) {
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+ #endif
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+
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/* OOM? Let's try again later */
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cached_pid = CACHED_PID_UNSET;
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return new_pid;
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