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use strchrnul() in place of strchr() and strlen()

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Avoid scanning strings twice, once with strchr() and then with
strlen(), by using strchrnul().

Helped-by: Junio C Hamano <gitster@pobox.com>
Signed-off-by: Rohit Mani <rohit.mani@outlook.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Rohit Mani
2014-03-07 22:48:31 -08:00
committed by Junio C Hamano
parent 5f95c9f850
commit 2c5495f7b6
9 changed files with 34 additions and 59 deletions
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4
archive.c
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@ -259,8 +259,8 @@ static void parse_treeish_arg(const char **argv,
/* Remotes are only allowed to fetch actual refs */
if (remote) {
char *ref = NULL;
const char *colon = strchr(name, ':');
int refnamelen = colon ? colon - name : strlen(name);
const char *colon = strchrnul(name, ':');
int refnamelen = colon - name;
if (!dwim_ref(name, refnamelen, sha1, &ref))
die("no such ref: %.*s", refnamelen, name);