X-Git-Url: http://nsz.repo.hu/git/?p=musl;a=blobdiff_plain;f=src%2Fthread%2Fforkall.c;fp=src%2Fthread%2Fforkall.c;h=0000000000000000000000000000000000000000;hp=6810ea50f0aed0200f7158d77b980b3337b3fa79;hb=0c29adfe427ab6ed98cb73644f8f52a76045245c;hpb=af3330d7648627816fbc82aa3247419e8a528230

diff --git a/src/thread/forkall.c b/src/thread/forkall.c
deleted file mode 100644
index 6810ea50..00000000
--- a/src/thread/forkall.c
+++ /dev/null
@@ -1,68 +0,0 @@
-#if 0
-#include "pthread_impl.h"
-#include <setjmp.h>
-
-struct thread {
-	struct thread *next;
-	pthread_t td;
-	jmp_buf jb;
-	void *tmp, *stack;
-};
-
-struct ctx {
-	struct thread *list;
-	pthread_t caller;
-	pid_t pid;
-	size_t cnt;
-	pthread_barrier_t barrier;
-};
-
-static void restart_thread(pthread_t self)
-{
-	struct thread *t = self->start_arg;
-	self->start_arg = t->tmp;
-	self->pid = getpid();
-	longjmp(t->jb, 1);
-}
-
-static void do_forkall(void *p)
-{
-	struct ctx *c = p, *volatile cv = c;
-	char tmpstack[2048];
-	struct thread *tp, t = {
-		.td = __pthread_self(),
-		.next = c->list,
-		.stack = tmpstack+1024
-	};
-
-	if (t.td != c->caller) {
-		c->cnt++;
-		t.tmp = t.td->start_arg;
-		t.td->start_arg = &t;
-		if (setjmp(t.jb)) {
-			c = cv;
-			if (c->pid) return;
-			pthread_barrier_wait(&c->barrier);
-			return;
-		}
-		c->list = &t;
-		__synccall_wait();
-		return;
-	}
-	c->pid = syscall(SYS_fork);
-	if (c->pid) return;
-
-	pthread_barrier_init(&c->barrier, 0, c->cnt);
-	for (tp=c->list; tp; tp=tp->next)
-		if (__uniclone(tp->stack, restart_thread, tp->td) < 0)
-			_exit(127);
-	pthread_barrier_wait(&c->barrier);
-}
-
-pid_t forkall()
-{
-	struct ctx c = { .caller = pthread_self() };
-	__synccall(do_forkall, &c);
-	return c.pid;
-}
-#endif