X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fprocess%2Ffork.c;h=fb42478ae709a3e11619740a11b7a344cb63655a;hb=51f4f8c512d682fe0c1a7a891909e75f416f20f6;hp=07fb79ed4d361560e272c5f111a7e468539cfda8;hpb=e2915eeeea244d3818d5eb7532ed35c6cf43c8fd;p=musl

diff --git a/src/process/fork.c b/src/process/fork.c
index 07fb79ed..fb42478a 100644
--- a/src/process/fork.c
+++ b/src/process/fork.c
@@ -1,18 +1,37 @@
 #include <unistd.h>
+#include <string.h>
+#include <signal.h>
 #include "syscall.h"
 #include "libc.h"
 #include "pthread_impl.h"
 
+static void dummy(int x)
+{
+}
+
+weak_alias(dummy, __fork_handler);
+
 pid_t fork(void)
 {
 	pid_t ret;
-	if (libc.fork_handler) libc.fork_handler(-1);
-	ret = syscall(SYS_fork);
-	if (libc.lock && !ret) {
+	sigset_t set;
+	__fork_handler(-1);
+	__block_all_sigs(&set);
+#ifdef SYS_fork
+	ret = __syscall(SYS_fork);
+#else
+	ret = __syscall(SYS_clone, SIGCHLD, 0);
+#endif
+	if (!ret) {
 		pthread_t self = __pthread_self();
-		self->tid = self->pid = syscall(SYS_getpid);
+		self->tid = __syscall(SYS_gettid);
+		self->robust_list.off = 0;
+		self->robust_list.pending = 0;
+		self->next = self->prev = self;
+		__thread_list_lock = 0;
 		libc.threads_minus_1 = 0;
 	}
-	if (libc.fork_handler) libc.fork_handler(!ret);
-	return ret;
+	__restore_sigs(&set);
+	__fork_handler(!ret);
+	return __syscall_ret(ret);
 }