X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fprocess%2Ffork.c;h=fb42478ae709a3e11619740a11b7a344cb63655a;hb=1ef37aa00ea830dfda76e04e3d941cafa74d8b76;hp=1213f0f509e93d5e2f787862ccc6804ab5ab1f46;hpb=0b44a0315b47dd8eced9f3b7f31580cf14bbfc01;p=musl

diff --git a/src/process/fork.c b/src/process/fork.c
index 1213f0f5..fb42478a 100644
--- a/src/process/fork.c
+++ b/src/process/fork.c
@@ -1,9 +1,37 @@
 #include <unistd.h>
+#include <string.h>
+#include <signal.h>
 #include "syscall.h"
+#include "libc.h"
+#include "pthread_impl.h"
 
-/* FIXME: add support for atfork stupidity */
+static void dummy(int x)
+{
+}
+
+weak_alias(dummy, __fork_handler);
 
 pid_t fork(void)
 {
-	return syscall0(__NR_fork);
+	pid_t 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 = __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;
+	}
+	__restore_sigs(&set);
+	__fork_handler(!ret);
+	return __syscall_ret(ret);
 }