X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fstdio%2F__stdio_read.c;h=c99ca9a913314bdb15c221943327a39e50dc2a75;hb=8c0a3d9e5c169fc9d0f246ab59362b658b029ad7;hp=ee17a576c5bb70c66c1def2d9d8f5537d7896059;hpb=58165923890865a6ac042fafce13f440ee986fd9;p=musl

diff --git a/src/stdio/__stdio_read.c b/src/stdio/__stdio_read.c
index ee17a576..c99ca9a9 100644
--- a/src/stdio/__stdio_read.c
+++ b/src/stdio/__stdio_read.c
@@ -15,9 +15,13 @@ 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;