X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fstdio%2F__stdio_read.c;h=05e56f923a8aef884a9a36bec983df605afabe32;hb=be81f51030d90de8d5eb0b65dbdab3032d5cae23;hp=ee17a576c5bb70c66c1def2d9d8f5537d7896059;hpb=58165923890865a6ac042fafce13f440ee986fd9;p=musl

diff --git a/src/stdio/__stdio_read.c b/src/stdio/__stdio_read.c
index ee17a576..05e56f92 100644
--- a/src/stdio/__stdio_read.c
+++ b/src/stdio/__stdio_read.c
@@ -1,4 +1,5 @@
 #include "stdio_impl.h"
+#include <sys/uio.h>
 #include <pthread.h>
 
 static void cleanup(void *p)
@@ -15,9 +16,13 @@ size_t __stdio_read(FILE *f, unsigned char *buf, size_t len)
 	};
 	ssize_t cnt;
 
-	pthread_cleanup_push(cleanup, f);
-	cnt = syscall_cp(SYS_readv, f->fd, iov, 2);
-	pthread_cleanup_pop(0);
+	if (libc.main_thread) {
+		pthread_cleanup_push(cleanup, f);
+		cnt = syscall_cp(SYS_readv, f->fd, iov, 2);
+		pthread_cleanup_pop(0);
+	} else {
+		cnt = syscall(SYS_readv, f->fd, iov, 2);
+	}
 	if (cnt <= 0) {
 		f->flags |= F_EOF ^ ((F_ERR^F_EOF) & cnt);
 		f->rpos = f->rend = 0;