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authorRich Felker <dalias@aerifal.cx>2011-03-09 20:23:44 -0500
committerRich Felker <dalias@aerifal.cx>2011-03-09 20:23:44 -0500
commit3f5420bcda134de80ed6b0f0da1d7d23f147a4cc (patch)
tree26944073654dbcf3fd1f976b3052a126b93e9f51 /src
parent6dc05fbe198ccb326dceb8f05ee943f9a4dfb4ba (diff)
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make fork properly initialize the main thread in the child process
Diffstat (limited to 'src')
-rw-r--r--src/process/fork.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/process/fork.c b/src/process/fork.c
index 0638ed67..87e7dc96 100644
--- a/src/process/fork.c
+++ b/src/process/fork.c
@@ -1,12 +1,19 @@
 #include <unistd.h>
 #include "syscall.h"
 #include "libc.h"
+#include "pthread_impl.h"
 
 pid_t fork(void)
 {
 	pid_t ret;
 	if (libc.fork_handler) libc.fork_handler(-1);
 	ret = syscall0(__NR_fork);
+	if (libc.lock && !ret) {
+		pthread_t self = __pthread_self();
+		self->pid = syscall0(__NR_getpid);
+		self->tid = syscall0(__NR_gettid);
+		libc.threads_minus_1 = 0;
+	}
 	if (libc.fork_handler) libc.fork_handler(!ret);
 	return ret;
 }