LibC: Implement pthread_atfork

Again this code is not tested but *feels* right :D
2025-06-01 01:41:09 +03:00
parent dbdefa0f4a
commit df7f245cf8
3 changed files with 107 additions and 1 deletions
--- a/userspace/libraries/LibC/unistd.cpp
+++ b/userspace/libraries/LibC/unistd.cpp
@@ -423,7 +423,12 @@ int execvp(const char* pathname, char* const argv[])

 pid_t fork(void)
 {
-	return syscall(SYS_FORK);
+	_pthread_call_atfork(_PTHREAD_ATFORK_PREPARE);
+	const pid_t pid = syscall(SYS_FORK);
+	if (pid == -1)
+		return -1;
+	_pthread_call_atfork(pid ? _PTHREAD_ATFORK_PARENT : _PTHREAD_ATFORK_CHILD);
+	return pid;
 }

 int pipe(int fildes[2])