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skip_prefix(): scan prefix only once

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Signed-off-by: David Kastrup <dak@gnu.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
David Kastrup 2014-03-04 00:22:15 +01:00 committed by Junio C Hamano
parent 5f95c9f850
commit ba399c46d9
1 changed files with 5 additions and 2 deletions
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7
git-compat-util.h
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@ -357,8 +357,11 @@ extern int suffixcmp(const char *str, const char *suffix);
static inline const char *skip_prefix(const char *str, const char *prefix) static inline const char *skip_prefix(const char *str, const char *prefix)
{ {
size_t len = strlen(prefix); do {
return strncmp(str, prefix, len) ? NULL : str + len; if (!*prefix)
return str;
} while (*str++ == *prefix++);
return NULL;
} }
#if defined(NO_MMAP) || defined(USE_WIN32_MMAP) #if defined(NO_MMAP) || defined(USE_WIN32_MMAP)