diff options
Diffstat (limited to 'libc/stdio/gets.c')
| -rw-r--r-- | libc/stdio/gets.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/libc/stdio/gets.c b/libc/stdio/gets.c index 004eb99..93e2edd 100644 --- a/libc/stdio/gets.c +++ b/libc/stdio/gets.c @@ -32,6 +32,7 @@ */ #include <stdio.h> +#include "local.h" __warn_references(gets, "warning: gets() is very unsafe; consider using fgets()"); @@ -42,14 +43,17 @@ gets(char *buf) int c; char *s; - for (s = buf; (c = getchar()) != '\n';) + FLOCKFILE(stdin); + for (s = buf; (c = getchar_unlocked()) != '\n';) if (c == EOF) - if (s == buf) + if (s == buf) { + FUNLOCKFILE(stdin); return (NULL); - else + } else break; else *s++ = c; *s = '\0'; + FUNLOCKFILE(stdin); return (buf); } |