From a11451b3539639ea1d0ecb8137007a1cd4cd3bdd Mon Sep 17 00:00:00 2001 From: Corinna Vinschen Date: Tue, 25 Nov 2008 09:33:43 +0000 Subject: [PATCH] * libc/stdio/gets.c (_gets_r): Lock stdin here and call __sgetc_r instead of _getchar_r. --- newlib/ChangeLog | 5 +++++ newlib/libc/stdio/gets.c | 9 +++++++-- 2 files changed, 12 insertions(+), 2 deletions(-) diff --git a/newlib/ChangeLog b/newlib/ChangeLog index 01f34774f..e624880ee 100644 --- a/newlib/ChangeLog +++ b/newlib/ChangeLog @@ -1,3 +1,8 @@ +2008-11-25 Corinna Vinschen + + * libc/stdio/gets.c (_gets_r): Lock stdin here and call + __sgetc_r instead of _getchar_r. + 2008-11-24 Craig Howland * libc/stdlib/wcstoull_r.c: Add EINVAL return for bad base value, diff --git a/newlib/libc/stdio/gets.c b/newlib/libc/stdio/gets.c index b90271fb9..17d144316 100644 --- a/newlib/libc/stdio/gets.c +++ b/newlib/libc/stdio/gets.c @@ -79,15 +79,20 @@ _DEFUN(_gets_r, (ptr, buf), register int c; register char *s = buf; - while ((c = _getchar_r (ptr)) != '\n') + _flockfile (stdin); + while ((c = __sgetc_r (ptr, stdin)) != '\n') if (c == EOF) if (s == buf) - return NULL; + { + _funlockfile (stdin); + return NULL; + } else break; else *s++ = c; *s = 0; + _funlockfile (stdin); return buf; }