musl - musl - an implementation of the standard library for Linux-based systems

diff --git a/src/stdio/puts.c b/src/stdio/puts.c
index eb70efdc..4c0e583c 100644
--- a/src/stdio/puts.c
+++ b/src/stdio/puts.c

@@ -2,5 +2,9 @@

int puts(const char *s)

{

- return -(fputs(s, stdout) < 0 || putchar('\n') < 0);

+ int r;

+ FLOCK(stdout);

+ r = -(fputs(s, stdout) < 0 || putchar('\n') < 0);

+ FUNLOCK(stdout);

+ return r;

}