git-upload-pack: More efficient usage of the has_sha1 array

diff --git a/init-db.c b/init-db.c
index 1fb3f7fa79136f296ece9e04f6fdbf34bb40eeeb..aabc09f4e1f714f5b4c1adba388fc47b41e16b0b 100644 (file)
--- a/init-db.c
+++ b/init-db.c
@@ -154,6 +154,7 @@ static void copy_templates(const char *git_dir, int len, char *template_dir)
        }
 
        memcpy(path, git_dir, len);
+       path[len] = 0;
        copy_templates_1(path, len,
                         template_path, template_len,
                         dir);
@@ -165,6 +166,7 @@ static void create_default_files(const char *git_dir,
 {
        unsigned len = strlen(git_dir);
        static char path[PATH_MAX];
+       unsigned char sha1[20];
 
        if (len > sizeof(path)-50)
                die("insane git directory %s", git_dir);
@@ -185,15 +187,14 @@ static void create_default_files(const char *git_dir,
 
        /*
         * Create the default symlink from ".git/HEAD" to the "master"
-        * branch
+        * branch, if it does not exist yet.
         */
        strcpy(path + len, "HEAD");
-       if (symlink("refs/heads/master", path) < 0) {
-               if (errno != EEXIST) {
-                       perror(path);
+       if (read_ref(path, sha1) < 0) {
+               if (create_symref(path, "refs/heads/master") < 0)
                        exit(1);
-               }
        }
+       path[len] = 0;
        copy_templates(path, len, template_path);
 }
 
@@ -226,7 +227,7 @@ int main(int argc, char **argv)
        /*
         * Set up the default .git directory contents
         */
-       git_dir = gitenv(GIT_DIR_ENVIRONMENT);
+       git_dir = getenv(GIT_DIR_ENVIRONMENT);
        if (!git_dir) {
                git_dir = DEFAULT_GIT_DIR_ENVIRONMENT;
                fprintf(stderr, "defaulting to local storage area\n");
@@ -249,5 +250,7 @@ int main(int argc, char **argv)
        }
        strcpy(path+len, "/pack");
        safe_create_dir(path);
+       strcpy(path+len, "/info");
+       safe_create_dir(path);
        return 0;
 }