rework langinfo code for ABI compat and for use by time code

[musl] / src / stdio / pclose.c

diff --git a/src/stdio/pclose.c b/src/stdio/pclose.c
index 7c77796..080a426 100644 (file)
--- a/src/stdio/pclose.c
+++ b/src/stdio/pclose.c
@@ -1,11 +1,13 @@
 #include "stdio_impl.h"
+#include <errno.h>
+#include <unistd.h>
 
 int pclose(FILE *f)
 {
-       int status;
+       int status, r;
        pid_t pid = f->pipe_pid;
        fclose(f);
-       while (waitpid(pid, &status, 0) == -1)
-               if (errno != EINTR) return -1;
+       while ((r=__syscall(SYS_wait4, pid, &status, 0, 0)) == -EINTR);
+       if (r<0) return __syscall_ret(r);
        return status;
 }