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-rw-r--r--update-index.c46
1 files changed, 45 insertions, 1 deletions
diff --git a/update-index.c b/update-index.c
index 01b4088..1eeb45d 100644
--- a/update-index.c
+++ b/update-index.c
@@ -67,13 +67,23 @@ static int add_file_to_cache(const char *path)
return error("lstat(\"%s\"): %s", path,
strerror(errno));
}
+
namelen = strlen(path);
size = cache_entry_size(namelen);
ce = xmalloc(size);
memset(ce, 0, size);
memcpy(ce->name, path, namelen);
fill_stat_cache_info(ce, &st);
+
ce->ce_mode = create_ce_mode(st.st_mode);
+ if (!trust_executable_bit) {
+ /* If there is an existing entry, pick the mode bits
+ * from it.
+ */
+ int pos = cache_name_pos(path, namelen);
+ if (0 <= pos)
+ ce->ce_mode = active_cache[pos]->ce_mode;
+ }
ce->ce_flags = htons(namelen);
if (index_path(ce->sha1, path, &st, !info_only))
@@ -253,8 +263,32 @@ static int add_cacheinfo(const char *arg1, const char *arg2, const char *arg3)
return add_cache_entry(ce, option);
}
-static struct cache_file cache_file;
+static int chmod_path(int flip, const char *path)
+{
+ int pos;
+ struct cache_entry *ce;
+ unsigned int mode;
+ pos = cache_name_pos(path, strlen(path));
+ if (pos < 0)
+ return -1;
+ ce = active_cache[pos];
+ mode = ntohl(ce->ce_mode);
+ if (!S_ISREG(mode))
+ return -1;
+ switch (flip) {
+ case '+':
+ ce->ce_mode |= htonl(0111); break;
+ case '-':
+ ce->ce_mode &= htonl(~0111); break;
+ default:
+ return -1;
+ }
+ active_cache_changed = 1;
+ return 0;
+}
+
+static struct cache_file cache_file;
static void update_one(const char *path, const char *prefix, int prefix_length)
{
@@ -328,6 +362,8 @@ int main(int argc, const char **argv)
const char *prefix = setup_git_directory();
int prefix_length = prefix ? strlen(prefix) : 0;
+ git_config(git_default_config);
+
newfd = hold_index_file_for_update(&cache_file, get_index_file());
if (newfd < 0)
die("unable to create new cachefile");
@@ -376,6 +412,14 @@ int main(int argc, const char **argv)
i += 3;
continue;
}
+ if (!strcmp(path, "--chmod=-x") ||
+ !strcmp(path, "--chmod=+x")) {
+ if (argc <= i+1)
+ die("git-update-index: %s <path>", path);
+ if (chmod_path(path[8], argv[++i]))
+ die("git-update-index: %s cannot chmod %s", path, argv[i]);
+ continue;
+ }
if (!strcmp(path, "--info-only")) {
info_only = 1;
continue;