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Diffstat (limited to 'src/thread/pthread_create.c')
-rw-r--r--src/thread/pthread_create.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/thread/pthread_create.c b/src/thread/pthread_create.c
index 856015ff..adef510c 100644
--- a/src/thread/pthread_create.c
+++ b/src/thread/pthread_create.c
@@ -1,4 +1,5 @@
#include "pthread_impl.h"
+#include "stdio_impl.h"
static void dummy_0()
{
@@ -60,6 +61,16 @@ int __uniclone(void *, int (*)(), void *);
static const size_t dummy = 0;
weak_alias(dummy, __pthread_tsd_size);
+static FILE *const dummy_file = 0;
+weak_alias(dummy_file, __stdin_used);
+weak_alias(dummy_file, __stdout_used);
+weak_alias(dummy_file, __stderr_used);
+
+static void init_file_lock(FILE *f)
+{
+ if (f && f->lock<0) f->lock = 0;
+}
+
int pthread_create(pthread_t *res, const pthread_attr_t *attr, void *(*entry)(void *), void *arg)
{
int ret;
@@ -70,6 +81,11 @@ int pthread_create(pthread_t *res, const pthread_attr_t *attr, void *(*entry)(vo
if (!self) return ENOSYS;
if (!libc.threaded) {
+ for (FILE *f=libc.ofl_head; f; f=f->next)
+ init_file_lock(f);
+ init_file_lock(__stdin_used);
+ init_file_lock(__stdout_used);
+ init_file_lock(__stderr_used);
__syscall(SYS_rt_sigprocmask, SIG_UNBLOCK, SIGPT_SET, 0, 8);
libc.threaded = 1;
}