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Diffstat (limited to 'sha1_name.c')
-rw-r--r--sha1_name.c43
1 files changed, 35 insertions, 8 deletions
diff --git a/sha1_name.c b/sha1_name.c
index bf9241783..4f2af8da9 100644
--- a/sha1_name.c
+++ b/sha1_name.c
@@ -679,8 +679,8 @@ static int handle_one_ref(const char *path,
/*
* This interprets names like ':/Initial revision of "git"' by searching
- * through history and returning the first commit whose message starts
- * with the given string.
+ * through history and returning the first commit whose message matches
+ * the given regular expression.
*
* For future extension, ':/!' is reserved. If you want to match a message
* beginning with a '!', you have to repeat the exclamation mark.
@@ -692,12 +692,17 @@ static int get_sha1_oneline(const char *prefix, unsigned char *sha1)
struct commit_list *list = NULL, *backup = NULL, *l;
int retval = -1;
char *temp_commit_buffer = NULL;
+ regex_t regex;
if (prefix[0] == '!') {
if (prefix[1] != '!')
die ("Invalid search pattern: %s", prefix);
prefix++;
}
+
+ if (regcomp(&regex, prefix, REG_EXTENDED))
+ die("Invalid search pattern: %s", prefix);
+
for_each_ref(handle_one_ref, &list);
for (l = list; l; l = l->next)
commit_list_insert(l->item, &backup);
@@ -721,12 +726,13 @@ static int get_sha1_oneline(const char *prefix, unsigned char *sha1)
}
if (!(p = strstr(p, "\n\n")))
continue;
- if (!prefixcmp(p + 2, prefix)) {
+ if (!regexec(&regex, p + 2, 0, NULL, 0)) {
hashcpy(sha1, commit->object.sha1);
retval = 0;
break;
}
}
+ regfree(&regex);
free(temp_commit_buffer);
free_commit_list(list);
for (l = backup; l; l = l->next)
@@ -933,8 +939,8 @@ int interpret_branch_name(const char *name, struct strbuf *buf)
*/
int get_sha1(const char *name, unsigned char *sha1)
{
- unsigned unused;
- return get_sha1_with_mode(name, sha1, &unused);
+ struct object_context unused;
+ return get_sha1_with_context(name, sha1, &unused);
}
/* Must be called only when object_name:filename doesn't exist. */
@@ -1032,11 +1038,23 @@ static void diagnose_invalid_index_path(int stage,
int get_sha1_with_mode_1(const char *name, unsigned char *sha1, unsigned *mode, int gently, const char *prefix)
{
+ struct object_context oc;
+ int ret;
+ ret = get_sha1_with_context_1(name, sha1, &oc, gently, prefix);
+ *mode = oc.mode;
+ return ret;
+}
+
+int get_sha1_with_context_1(const char *name, unsigned char *sha1,
+ struct object_context *oc,
+ int gently, const char *prefix)
+{
int ret, bracket_depth;
int namelen = strlen(name);
const char *cp;
- *mode = S_IFINVALID;
+ memset(oc, 0, sizeof(*oc));
+ oc->mode = S_IFINVALID;
ret = get_sha1_1(name, namelen, sha1);
if (!ret)
return ret;
@@ -1059,6 +1077,11 @@ int get_sha1_with_mode_1(const char *name, unsigned char *sha1, unsigned *mode,
cp = name + 3;
}
namelen = namelen - (cp - name);
+
+ strncpy(oc->path, cp,
+ sizeof(oc->path));
+ oc->path[sizeof(oc->path)-1] = '\0';
+
if (!active_cache)
read_cache();
pos = cache_name_pos(cp, namelen);
@@ -1071,7 +1094,6 @@ int get_sha1_with_mode_1(const char *name, unsigned char *sha1, unsigned *mode,
break;
if (ce_stage(ce) == stage) {
hashcpy(sha1, ce->sha1);
- *mode = ce->ce_mode;
return 0;
}
pos++;
@@ -1098,12 +1120,17 @@ int get_sha1_with_mode_1(const char *name, unsigned char *sha1, unsigned *mode,
}
if (!get_sha1_1(name, cp-name, tree_sha1)) {
const char *filename = cp+1;
- ret = get_tree_entry(tree_sha1, filename, sha1, mode);
+ ret = get_tree_entry(tree_sha1, filename, sha1, &oc->mode);
if (!gently) {
diagnose_invalid_sha1_path(prefix, filename,
tree_sha1, object_name);
free(object_name);
}
+ hashcpy(oc->tree, tree_sha1);
+ strncpy(oc->path, filename,
+ sizeof(oc->path));
+ oc->path[sizeof(oc->path)-1] = '\0';
+
return ret;
} else {
if (!gently)