Author: ache
Date: Sun Nov 1 08:40:15 2015
New Revision: 290232
URL: https://svnweb.freebsd.org/changeset/base/290232
Log:
Microoptimize.
Modified:
head/lib/libc/stdio/ftell.c
Modified: head/lib/libc/stdio/ftell.c
==============================================================================
--- head/lib/libc/stdio/ftell.c Sun Nov 1 06:47:05 2015 (r290231)
+++ head/lib/libc/stdio/ftell.c Sun Nov 1 08:40:15 2015 (r290232)
@@ -118,15 +118,14 @@ _ftello(FILE *fp, fpos_t *offset)
}
if (HASUB(fp))
pos -= fp->_r; /* Can be negative at this point. */
- } else if ((fp->_flags & __SWR) && fp->_p != NULL) {
+ } else if ((fp->_flags & __SWR) && fp->_p != NULL &&
+ (n = fp->_p - fp->_bf._base) > 0) {
/*
* Writing. Any buffered characters cause the
* position to be greater than that in the
* underlying object.
*/
- n = fp->_p - fp->_bf._base;
- if (n > 0 &&
- ((fp->_flags & __SAPP) || (fp->_flags2 & __S2OAP))) {
+ if ((fp->_flags & __SAPP) || (fp->_flags2 & __S2OAP)) {
int serrno = errno;
errno = 0;
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