use isxdigit() for checking if a character is a hexadecimal digit

Use the standard function isxdigit() to make the intent clearer and
avoid using magic constants.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
René Scharfe 2015-03-09 23:46:54 +01:00 committed by Junio C Hamano
parent 282616c72d
commit 6f75d45b24
2 changed files with 2 additions and 2 deletions

View File

@ -749,7 +749,7 @@ static int get_describe_name(const char *name, int len, unsigned char *sha1)
for (cp = name + len - 1; name + 2 <= cp; cp--) {
char ch = *cp;
if (hexval(ch) & ~0377) {
if (!isxdigit(ch)) {
/* We must be looking at g in "SOMETHING-g"
* for it to be describe output.
*/

View File

@ -117,7 +117,7 @@ static void insert_packed_refs(const char *packed_refs, struct ref **list)
return;
}
if (hexval(buffer[0]) > 0xf)
if (!isxdigit(buffer[0]))
continue;
len = strlen(buffer);
if (len && buffer[len - 1] == '\n')