include cleanups: remove unused headers and add feature test macros

[musl] / src / process / fork.c

diff --git a/src/process/fork.c b/src/process/fork.c
index a8bdbe0..1a82f42 100644 (file)
--- a/src/process/fork.c
+++ b/src/process/fork.c
@@ -1,4 +1,5 @@
 #include <unistd.h>
+#include <string.h>
 #include "syscall.h"
 #include "libc.h"
 #include "pthread_impl.h"
@@ -12,7 +13,9 @@ weak_alias(dummy, __fork_handler);
 pid_t fork(void)
 {
        pid_t ret;
+       sigset_t set;
        __fork_handler(-1);
+       __block_all_sigs(&set);
        ret = syscall(SYS_fork);
        if (libc.main_thread && !ret) {
                pthread_t self = __pthread_self();
@@ -21,6 +24,7 @@ pid_t fork(void)
                libc.threads_minus_1 = 0;
                libc.main_thread = self;
        }
+       __restore_sigs(&set);
        __fork_handler(!ret);
        return ret;
 }