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authorBrandon Williams <bmwill@google.com>2017-01-04 18:04:09 (GMT)
committerJunio C Hamano <gitster@pobox.com>2017-01-09 02:04:18 (GMT)
commit5590215b1392b4f094f60d7db7a3c796b8bc9aae (patch)
tree459498fa91cbf47f628d07f12c969b13bb9391b4 /pathspec.c
parent1b6112c527be607f56a674301b413af16aa186c6 (diff)
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pathspec: create strip submodule slash helpers
Factor out the logic responsible for stripping the trailing slash on pathspecs referencing submodules into its own function. Signed-off-by: Brandon Williams <bmwill@google.com> Reviewed-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'pathspec.c')
-rw-r--r--pathspec.c68
1 files changed, 42 insertions, 26 deletions
diff --git a/pathspec.c b/pathspec.c
index 00fcae4..f3a7a1d 100644
--- a/pathspec.c
+++ b/pathspec.c
@@ -258,6 +258,44 @@ static const char *parse_element_magic(unsigned *magic, int *prefix_len,
return parse_short_magic(magic, elem);
}
+static void strip_submodule_slash_cheap(struct pathspec_item *item)
+{
+ if (item->len >= 1 && item->match[item->len - 1] == '/') {
+ int i = cache_name_pos(item->match, item->len - 1);
+
+ if (i >= 0 && S_ISGITLINK(active_cache[i]->ce_mode)) {
+ item->len--;
+ item->match[item->len] = '\0';
+ }
+ }
+}
+
+static void strip_submodule_slash_expensive(struct pathspec_item *item)
+{
+ int i;
+
+ for (i = 0; i < active_nr; i++) {
+ struct cache_entry *ce = active_cache[i];
+ int ce_len = ce_namelen(ce);
+
+ if (!S_ISGITLINK(ce->ce_mode))
+ continue;
+
+ if (item->len <= ce_len || item->match[ce_len] != '/' ||
+ memcmp(ce->name, item->match, ce_len))
+ continue;
+
+ if (item->len == ce_len + 1) {
+ /* strip trailing slash */
+ item->len--;
+ item->match[item->len] = '\0';
+ } else {
+ die(_("Pathspec '%s' is in submodule '%.*s'"),
+ item->original, ce_len, ce->name);
+ }
+ }
+}
+
/*
* Take an element of a pathspec and check for magic signatures.
* Append the result to the prefix. Return the magic bitmap.
@@ -278,7 +316,7 @@ static unsigned prefix_pathspec(struct pathspec_item *item, unsigned flags,
unsigned magic = 0, element_magic = 0;
const char *copyfrom = elt;
char *match;
- int i, pathspec_prefix = -1;
+ int pathspec_prefix = -1;
/* PATHSPEC_LITERAL_PATH ignores magic */
if (flags & PATHSPEC_LITERAL_PATH) {
@@ -329,33 +367,11 @@ static unsigned prefix_pathspec(struct pathspec_item *item, unsigned flags,
item->len = strlen(item->match);
item->prefix = prefixlen;
- if ((flags & PATHSPEC_STRIP_SUBMODULE_SLASH_CHEAP) &&
- (item->len >= 1 && item->match[item->len - 1] == '/') &&
- (i = cache_name_pos(item->match, item->len - 1)) >= 0 &&
- S_ISGITLINK(active_cache[i]->ce_mode)) {
- item->len--;
- match[item->len] = '\0';
- }
+ if (flags & PATHSPEC_STRIP_SUBMODULE_SLASH_CHEAP)
+ strip_submodule_slash_cheap(item);
if (flags & PATHSPEC_STRIP_SUBMODULE_SLASH_EXPENSIVE)
- for (i = 0; i < active_nr; i++) {
- struct cache_entry *ce = active_cache[i];
- int ce_len = ce_namelen(ce);
-
- if (!S_ISGITLINK(ce->ce_mode))
- continue;
-
- if (item->len <= ce_len || match[ce_len] != '/' ||
- memcmp(ce->name, match, ce_len))
- continue;
- if (item->len == ce_len + 1) {
- /* strip trailing slash */
- item->len--;
- match[item->len] = '\0';
- } else
- die (_("Pathspec '%s' is in submodule '%.*s'"),
- elt, ce_len, ce->name);
- }
+ strip_submodule_slash_expensive(item);
if (magic & PATHSPEC_LITERAL)
item->nowildcard_len = item->len;