diff options
Diffstat (limited to 'versioncmp.c')
| -rw-r--r-- | versioncmp.c | 29 |
1 files changed, 13 insertions, 16 deletions
diff --git a/versioncmp.c b/versioncmp.c index 80bfd109fa..a55c23ad57 100644 --- a/versioncmp.c +++ b/versioncmp.c @@ -25,32 +25,28 @@ static const struct string_list *prereleases; static int initialized; /* - * p1 and p2 point to the first different character in two strings. If - * either p1 or p2 starts with a prerelease suffix, it will be forced - * to be on top. + * off is the offset of the first different character in the two strings + * s1 and s2. If either s1 or s2 contains a prerelease suffix starting + * at that offset, it will be forced to be on top. * - * If both p1 and p2 start with (different) suffix, the order is - * determined by config file. - * - * Note that we don't have to deal with the situation when both p1 and - * p2 start with the same suffix because the common part is already - * consumed by the caller. + * If both s1 and s2 contain a (different) suffix at that position, + * their order is determined by the order of those two suffixes in the + * configuration. * * Return non-zero if *diff contains the return value for versioncmp() */ -static int swap_prereleases(const void *p1_, - const void *p2_, +static int swap_prereleases(const char *s1, + const char *s2, + int off, int *diff) { - const char *p1 = p1_; - const char *p2 = p2_; int i, i1 = -1, i2 = -1; for (i = 0; i < prereleases->nr; i++) { const char *suffix = prereleases->items[i].string; - if (i1 == -1 && starts_with(p1, suffix)) + if (i1 == -1 && starts_with(s1 + off, suffix)) i1 = i; - if (i2 == -1 && starts_with(p2, suffix)) + if (i2 == -1 && starts_with(s2 + off, suffix)) i2 = i; } if (i1 == -1 && i2 == -1) @@ -121,7 +117,8 @@ int versioncmp(const char *s1, const char *s2) initialized = 1; prereleases = git_config_get_value_multi("versionsort.prereleasesuffix"); } - if (prereleases && swap_prereleases(p1 - 1, p2 - 1, &diff)) + if (prereleases && swap_prereleases(s1, s2, (const char *) p1 - s1 - 1, + &diff)) return diff; state = result_type[state * 3 + (((c2 == '0') + (isdigit (c2) != 0)))]; |