From 9bff7c133e73ecfb200614d7a7d386a164a1a61f Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Sat, 25 Aug 2012 23:15:13 -0400 Subject: implement "low hanging fruit" from C11 based on Gregor's patch sent to the list. includes: - stdalign.h - removing gets in C11 mode - adding aligned_alloc and adjusting other functions to use it - adding 'x' flag to fopen for exclusive mode --- src/stdio/fopen.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'src/stdio') diff --git a/src/stdio/fopen.c b/src/stdio/fopen.c index 084cc73c..0d5b1af2 100644 --- a/src/stdio/fopen.c +++ b/src/stdio/fopen.c @@ -5,7 +5,6 @@ FILE *fopen(const char *filename, const char *mode) FILE *f; int fd; int flags; - int plus = !!strchr(mode, '+'); /* Check for valid initial mode character */ if (!strchr("rwa", *mode)) { @@ -14,9 +13,10 @@ FILE *fopen(const char *filename, const char *mode) } /* Compute the flags to pass to open() */ - if (plus) flags = O_RDWR; + if (strchr(mode, '+')) flags = O_RDWR; else if (*mode == 'r') flags = O_RDONLY; else flags = O_WRONLY; + if (strchr(mode, 'x')) flags |= O_EXCL; if (*mode != 'r') flags |= O_CREAT; if (*mode == 'w') flags |= O_TRUNC; if (*mode == 'a') flags |= O_APPEND; -- cgit v1.2.1