diff options
| author | Jordan K. Hubbard <jkh@FreeBSD.org> | 2004-03-02 19:43:51 +0000 |
|---|---|---|
| committer | Jordan K. Hubbard <jkh@FreeBSD.org> | 2004-03-02 19:43:51 +0000 |
| commit | 1b629e865eaaad178e515a7bf0fbf73b847cc6d6 (patch) | |
| tree | 76f7bde5d1cde5faa6c2c322c4edcf9613c618c0 /lib/libc/stdio/fvwrite.c | |
| parent | 0a5df651a6505547cac49a4c27cefd7e00d21125 (diff) | |
If handed a file pointer we can't write to, set errno properly to EBADF
in order to get SUSv2 conformant behavior in higher level calls like
fputs() and puts().
Reviewed by: bde
Notes
Notes:
svn path=/head/; revision=126506
Diffstat (limited to 'lib/libc/stdio/fvwrite.c')
| -rw-r--r-- | lib/libc/stdio/fvwrite.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/libc/stdio/fvwrite.c b/lib/libc/stdio/fvwrite.c index 192edf81c909..cacad7f96d6f 100644 --- a/lib/libc/stdio/fvwrite.c +++ b/lib/libc/stdio/fvwrite.c @@ -40,6 +40,7 @@ static char sccsid[] = "@(#)fvwrite.c 8.1 (Berkeley) 6/4/93"; #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); +#include <errno.h> #include <stdio.h> #include <stdlib.h> #include <string.h> @@ -67,8 +68,10 @@ __sfvwrite(fp, uio) if ((len = uio->uio_resid) == 0) return (0); /* make sure we can write */ - if (cantwrite(fp)) + if (cantwrite(fp)) { + errno = EBADF; return (EOF); + } #define MIN(a, b) ((a) < (b) ? (a) : (b)) #define COPY(n) (void)memcpy((void *)fp->_p, (void *)p, (size_t)(n)) |