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| author | pfg <pfg@FreeBSD.org> | 2014-07-20 21:24:29 +0000 |
|---|---|---|
| committer | pfg <pfg@FreeBSD.org> | 2014-07-20 21:24:29 +0000 |
| commit | 4116752e681819b04fba157cf62b81c7432011ee (patch) | |
| tree | 7c1f5231a148a0b9e1489646eb32f94be3a5e8b7 /lib/libc/stdio/vfprintf.c | |
| parent | d83317ec90360b529ba9e0ef55d6a089c2a0dfac (diff) | |
| download | FreeBSD-src-4116752e681819b04fba157cf62b81c7432011ee.zip FreeBSD-src-4116752e681819b04fba157cf62b81c7432011ee.tar.gz | |
Adjust errno on failed prepwrite.
Obtained from: Apple Inc. (Libc 997.90.3)
Phabric: D442
MFC after: 1 week
Diffstat (limited to 'lib/libc/stdio/vfprintf.c')
| -rw-r--r-- | lib/libc/stdio/vfprintf.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/libc/stdio/vfprintf.c b/lib/libc/stdio/vfprintf.c index ea47d36..e54e8ac 100644 --- a/lib/libc/stdio/vfprintf.c +++ b/lib/libc/stdio/vfprintf.c @@ -455,8 +455,10 @@ __vfprintf(FILE *fp, locale_t locale, const char *fmt0, va_list ap) return (__xvprintf(fp, fmt0, ap)); /* sorry, fprintf(read_only_file, "") returns EOF, not 0 */ - if (prepwrite(fp) != 0) + if (prepwrite(fp) != 0) { + errno = EBADF; return (EOF); + } convbuf = NULL; fmt = (char *)fmt0; |
