clone: factor out dir_exists() helper

diff --git a/builtin/clone.c b/builtin/clone.c
index f7e17d22951cfd8e498143c009fa0303d0ff8319..308064087fe5a2623799a7ca87451fc7bec780fa 100644 (file)
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -25,6 +25,7 @@
 #include "remote.h"
 #include "run-command.h"
 #include "connected.h"
+#include "packfile.h"
 
 /*
  * Overall FIXMEs:
@@ -506,8 +507,8 @@ static void remove_junk(void)
        if (junk_work_tree) {
                strbuf_addstr(&sb, junk_work_tree);
                remove_dir_recursively(&sb, 0);
-               strbuf_reset(&sb);
        }
+       strbuf_release(&sb);
 }
 
 static void remove_junk_on_signal(int signo)
@@ -862,10 +863,15 @@ static void dissociate_from_references(void)
        free(alternates);
 }
 
+static int dir_exists(const char *path)
+{
+       struct stat sb;
+       return !stat(path, &sb);
+}
+
 int cmd_clone(int argc, const char **argv, const char *prefix)
 {
        int is_bundle = 0, is_local;
-       struct stat buf;
        const char *repo_name, *repo, *work_tree, *git_dir;
        char *path, *dir;
        int dest_exists;
@@ -937,7 +943,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
                dir = guess_dir_name(repo_name, is_bundle, option_bare);
        strip_trailing_slashes(dir);
 
-       dest_exists = !stat(dir, &buf);
+       dest_exists = dir_exists(dir);
        if (dest_exists && !is_empty_dir(dir))
                die(_("destination path '%s' already exists and is not "
                        "an empty directory."), dir);
@@ -948,7 +954,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
                work_tree = NULL;
        else {
                work_tree = getenv("GIT_WORK_TREE");
-               if (work_tree && !stat(work_tree, &buf))
+               if (work_tree && dir_exists(work_tree))
                        die(_("working tree '%s' already exists."), work_tree);
        }