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Diffstat (limited to 'attr.c')
-rw-r--r--attr.c51
1 files changed, 33 insertions, 18 deletions
diff --git a/attr.c b/attr.c
index 55bdb7cdeb..8ba606c933 100644
--- a/attr.c
+++ b/attr.c
@@ -65,7 +65,7 @@ static int invalid_attr_name(const char *name, int namelen)
return 0;
}
-struct git_attr *git_attr(const char *name, int len)
+static struct git_attr *git_attr_internal(const char *name, int len)
{
unsigned hval = hash_name(name, len);
unsigned pos = hval % HASHSIZE;
@@ -95,6 +95,11 @@ struct git_attr *git_attr(const char *name, int len)
return a;
}
+struct git_attr *git_attr(const char *name)
+{
+ return git_attr_internal(name, strlen(name));
+}
+
/*
* .gitattributes file is one line per record, each of which is
*
@@ -162,7 +167,7 @@ static const char *parse_attr(const char *src, int lineno, const char *cp,
else {
e->setto = xmemdupz(equals + 1, ep - equals - 1);
}
- e->attr = git_attr(cp, len);
+ e->attr = git_attr_internal(cp, len);
}
(*num_attr)++;
return ep + strspn(ep, blank);
@@ -221,7 +226,7 @@ static struct match_attr *parse_attr_line(const char *line, const char *src,
sizeof(struct attr_state) * num_attr +
(is_macro ? 0 : namelen + 1));
if (is_macro)
- res->u.attr = git_attr(name, namelen);
+ res->u.attr = git_attr_internal(name, namelen);
else {
res->u.pattern = (char *)&(res->state[num_attr]);
memcpy(res->u.pattern, name, namelen);
@@ -282,7 +287,7 @@ static void free_attr_elem(struct attr_stack *e)
}
static const char *builtin_attr[] = {
- "[attr]binary -diff -crlf",
+ "[attr]binary -diff -text",
NULL,
};
@@ -589,20 +594,25 @@ static int path_matches(const char *pathname, int pathlen,
return fnmatch(pattern, pathname + baselen, FNM_PATHNAME) == 0;
}
+static int macroexpand_one(int attr_nr, int rem);
+
static int fill_one(const char *what, struct match_attr *a, int rem)
{
struct git_attr_check *check = check_all_attr;
int i;
- for (i = 0; 0 < rem && i < a->num_attr; i++) {
+ for (i = a->num_attr - 1; 0 < rem && 0 <= i; i--) {
struct git_attr *attr = a->state[i].attr;
const char **n = &(check[attr->attr_nr].value);
const char *v = a->state[i].setto;
if (*n == ATTR__UNKNOWN) {
- debug_set(what, a->u.pattern, attr, v);
+ debug_set(what,
+ a->is_macro ? a->u.attr->name : a->u.pattern,
+ attr, v);
*n = v;
rem--;
+ rem = macroexpand_one(attr->attr_nr, rem);
}
}
return rem;
@@ -624,19 +634,27 @@ static int fill(const char *path, int pathlen, struct attr_stack *stk, int rem)
return rem;
}
-static int macroexpand(struct attr_stack *stk, int rem)
+static int macroexpand_one(int attr_nr, int rem)
{
+ struct attr_stack *stk;
+ struct match_attr *a = NULL;
int i;
- struct git_attr_check *check = check_all_attr;
- for (i = stk->num_matches - 1; 0 < rem && 0 <= i; i--) {
- struct match_attr *a = stk->attrs[i];
- if (!a->is_macro)
- continue;
- if (check[a->u.attr->attr_nr].value != ATTR__TRUE)
- continue;
+ if (check_all_attr[attr_nr].value != ATTR__TRUE)
+ return rem;
+
+ for (stk = attr_stack; !a && stk; stk = stk->prev)
+ for (i = stk->num_matches - 1; !a && 0 <= i; i--) {
+ struct match_attr *ma = stk->attrs[i];
+ if (!ma->is_macro)
+ continue;
+ if (ma->u.attr->attr_nr == attr_nr)
+ a = ma;
+ }
+
+ if (a)
rem = fill_one("expand", a, rem);
- }
+
return rem;
}
@@ -661,9 +679,6 @@ int git_checkattr(const char *path, int num, struct git_attr_check *check)
for (stk = attr_stack; 0 < rem && stk; stk = stk->prev)
rem = fill(path, pathlen, stk, rem);
- for (stk = attr_stack; 0 < rem && stk; stk = stk->prev)
- rem = macroexpand(stk, rem);
-
for (i = 0; i < num; i++) {
const char *value = check_all_attr[check[i].attr->attr_nr].value;
if (value == ATTR__UNKNOWN)