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authorJunio C Hamano <gitster@pobox.com>2010-12-16 20:51:05 (GMT)
committerJunio C Hamano <gitster@pobox.com>2010-12-16 20:51:05 (GMT)
commit620b89cd98219db33ce499c7f8e50d091fe9b598 (patch)
tree0838749541fdf9f5fe36466bddc6d3d4167a0248 /sha1_name.c
parentf68b780b2575628eca75e9502e4997f98ad2af3b (diff)
parent3d6e0f745e5b958387c9116ff5ba6247b990e6e7 (diff)
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Merge branch 'nd/extended-sha1-relpath'
* nd/extended-sha1-relpath: get_sha1: teach ":$n:<path>" the same relative path logic get_sha1: support relative path ":path" syntax Make prefix_path() return char* without const Conflicts: sha1_name.c
Diffstat (limited to 'sha1_name.c')
-rw-r--r--sha1_name.c37
1 files changed, 35 insertions, 2 deletions
diff --git a/sha1_name.c b/sha1_name.c
index 2c3a5fb..8f49279 100644
--- a/sha1_name.c
+++ b/sha1_name.c
@@ -1066,6 +1066,23 @@ int get_sha1_with_mode_1(const char *name, unsigned char *sha1, unsigned *mode,
return ret;
}
+static char *resolve_relative_path(const char *rel)
+{
+ if (prefixcmp(rel, "./") && prefixcmp(rel, "../"))
+ return NULL;
+
+ if (!startup_info)
+ die("BUG: startup_info struct is not initialized.");
+
+ if (!is_inside_work_tree())
+ die("relative path syntax can't be used outside working tree.");
+
+ /* die() inside prefix_path() if resolved path is outside worktree */
+ return prefix_path(startup_info->prefix,
+ startup_info->prefix ? strlen(startup_info->prefix) : 0,
+ rel);
+}
+
int get_sha1_with_context_1(const char *name, unsigned char *sha1,
struct object_context *oc,
int gently, const char *prefix)
@@ -1080,13 +1097,15 @@ int get_sha1_with_context_1(const char *name, unsigned char *sha1,
if (!ret)
return ret;
/* sha1:path --> object name of path in ent sha1
- * :path -> object name of path in index
+ * :path -> object name of absolute path in index
+ * :./path -> object name of path relative to cwd in index
* :[0-3]:path -> object name of path in index at stage
* :/foo -> recent commit matching foo
*/
if (name[0] == ':') {
int stage = 0;
struct cache_entry *ce;
+ char *new_path = NULL;
int pos;
if (namelen > 2 && name[1] == '/')
/* don't need mode for commit */
@@ -1099,7 +1118,13 @@ int get_sha1_with_context_1(const char *name, unsigned char *sha1,
stage = name[1] - '0';
cp = name + 3;
}
- namelen = namelen - (cp - name);
+ new_path = resolve_relative_path(cp);
+ if (!new_path) {
+ namelen = namelen - (cp - name);
+ } else {
+ cp = new_path;
+ namelen = strlen(cp);
+ }
strncpy(oc->path, cp,
sizeof(oc->path));
@@ -1118,12 +1143,14 @@ int get_sha1_with_context_1(const char *name, unsigned char *sha1,
if (ce_stage(ce) == stage) {
hashcpy(sha1, ce->sha1);
oc->mode = ce->ce_mode;
+ free(new_path);
return 0;
}
pos++;
}
if (!gently)
diagnose_invalid_index_path(stage, prefix, cp);
+ free(new_path);
return -1;
}
for (cp = name, bracket_depth = 0; *cp; cp++) {
@@ -1144,6 +1171,11 @@ int get_sha1_with_context_1(const char *name, unsigned char *sha1,
}
if (!get_sha1_1(name, cp-name, tree_sha1)) {
const char *filename = cp+1;
+ char *new_filename = NULL;
+
+ new_filename = resolve_relative_path(filename);
+ if (new_filename)
+ filename = new_filename;
ret = get_tree_entry(tree_sha1, filename, sha1, &oc->mode);
if (!gently) {
diagnose_invalid_sha1_path(prefix, filename,
@@ -1155,6 +1187,7 @@ int get_sha1_with_context_1(const char *name, unsigned char *sha1,
sizeof(oc->path));
oc->path[sizeof(oc->path)-1] = '\0';
+ free(new_filename);
return ret;
} else {
if (!gently)