fix dlsym RTLD_NEXT support

[oweals/musl.git] / src / stdio / pclose.c

diff --git a/src/stdio/pclose.c b/src/stdio/pclose.c
index c2fe7a24a85107e95e58c8aa947524156dcca6b6..7fb76ed42622f92f2cdb3a8f9ee04bc583d43db8 100644 (file)
--- a/src/stdio/pclose.c
+++ b/src/stdio/pclose.c
@@ -1,10 +1,12 @@
 #include "stdio_impl.h"
+#include "syscall.h"
 
 int pclose(FILE *f)
 {
-       int status;
+       int status, r;
+       pid_t pid = f->pipe_pid;
        fclose(f);
-       while (waitpid(f->pipe_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;
 }