use symbolic names for clone flags in pthread_create

diff --git a/src/thread/pthread_create.c b/src/thread/pthread_create.c
index d26f252ee1dd879ea41afa54e02c47526adefdb7..fc666fc5976e9662353cba7f32c02fd86d32317d 100644 (file)
--- a/src/thread/pthread_create.c
+++ b/src/thread/pthread_create.c
@@ -1,3 +1,4 @@
+#define _GNU_SOURCE
 #include "pthread_impl.h"
 #include "stdio_impl.h"
 #include "libc.h"
@@ -128,7 +129,9 @@ int pthread_create(pthread_t *restrict res, const pthread_attr_t *restrict attrp
        size_t size, guard;
        struct pthread *self = pthread_self(), *new;
        unsigned char *map = 0, *stack = 0, *tsd = 0, *stack_limit;
-       unsigned flags = 0x7d8f00;
+       unsigned flags = CLONE_VM | CLONE_FS | CLONE_FILES | CLONE_SIGHAND
+               | CLONE_PARENT | CLONE_THREAD | CLONE_SYSVSEM | CLONE_SETTLS
+               | CLONE_PARENT_SETTID | CLONE_CHILD_CLEARTID | CLONE_DETACHED;
        int do_sched = 0;
        pthread_attr_t attr = {0};
 
@@ -198,7 +201,7 @@ int pthread_create(pthread_t *restrict res, const pthread_attr_t *restrict attrp
        new->tsd = (void *)tsd;
        if (attr._a_detach) {
                new->detached = 1;
-               flags -= 0x200000;
+               flags -= CLONE_CHILD_CLEARTID;
        }
        if (attr._a_sched) {
                do_sched = new->startlock[0] = 1;