summaryrefslogtreecommitdiff
path: root/dir.c
diff options
context:
space:
mode:
Diffstat (limited to 'dir.c')
-rw-r--r--dir.c35
1 files changed, 28 insertions, 7 deletions
diff --git a/dir.c b/dir.c
index 0a78d00b54..e98760c72d 100644
--- a/dir.c
+++ b/dir.c
@@ -1172,22 +1172,32 @@ int is_empty_dir(const char *path)
return ret;
}
-int remove_dir_recursively(struct strbuf *path, int flag)
+static int remove_dir_recurse(struct strbuf *path, int flag, int *kept_up)
{
DIR *dir;
struct dirent *e;
- int ret = 0, original_len = path->len, len;
+ int ret = 0, original_len = path->len, len, kept_down = 0;
int only_empty = (flag & REMOVE_DIR_EMPTY_ONLY);
+ int keep_toplevel = (flag & REMOVE_DIR_KEEP_TOPLEVEL);
unsigned char submodule_head[20];
if ((flag & REMOVE_DIR_KEEP_NESTED_GIT) &&
- !resolve_gitlink_ref(path->buf, "HEAD", submodule_head))
+ !resolve_gitlink_ref(path->buf, "HEAD", submodule_head)) {
/* Do not descend and nuke a nested git work tree. */
+ if (kept_up)
+ *kept_up = 1;
return 0;
+ }
+ flag &= ~REMOVE_DIR_KEEP_TOPLEVEL;
dir = opendir(path->buf);
- if (!dir)
- return rmdir(path->buf);
+ if (!dir) {
+ /* an empty dir could be removed even if it is unreadble */
+ if (!keep_toplevel)
+ return rmdir(path->buf);
+ else
+ return -1;
+ }
if (path->buf[original_len - 1] != '/')
strbuf_addch(path, '/');
@@ -1202,7 +1212,7 @@ int remove_dir_recursively(struct strbuf *path, int flag)
if (lstat(path->buf, &st))
; /* fall thru */
else if (S_ISDIR(st.st_mode)) {
- if (!remove_dir_recursively(path, only_empty))
+ if (!remove_dir_recurse(path, flag, &kept_down))
continue; /* happy */
} else if (!only_empty && !unlink(path->buf))
continue; /* happy, too */
@@ -1214,11 +1224,22 @@ int remove_dir_recursively(struct strbuf *path, int flag)
closedir(dir);
strbuf_setlen(path, original_len);
- if (!ret)
+ if (!ret && !keep_toplevel && !kept_down)
ret = rmdir(path->buf);
+ else if (kept_up)
+ /*
+ * report the uplevel that it is not an error that we
+ * did not rmdir() our directory.
+ */
+ *kept_up = !ret;
return ret;
}
+int remove_dir_recursively(struct strbuf *path, int flag)
+{
+ return remove_dir_recurse(path, flag, NULL);
+}
+
void setup_standard_excludes(struct dir_struct *dir)
{
const char *path;