X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=builtin-init-db.c;h=763fa55e76ef5b7e2f244f11199b5925382dac92;hb=07b45f8c1754a13bca67f70b600bf51ba33cf98d;hp=0be2d2ef6eec3e5830e893795cf9219851611859;hpb=57bd934ea69f0151b729b74fd77629b94920cca7;p=git.git

diff --git a/builtin-init-db.c b/builtin-init-db.c
index 0be2d2ef6..763fa55e7 100644
--- a/builtin-init-db.c
+++ b/builtin-init-db.c
@@ -40,7 +40,8 @@ static int copy_file(const char *dst, const char *src, int mode)
 		return fdo;
 	}
 	status = copy_fd(fdi, fdo);
-	close(fdo);
+	if (close(fdo) != 0)
+		return error("%s: write error: %s", dst, strerror(errno));
 
 	if (!status && adjust_shared_perm(dst))
 		return -1;
@@ -252,20 +253,75 @@ static int create_default_files(const char *git_dir, const char *template_path)
 	}
 	git_config_set("core.filemode", filemode ? "true" : "false");
 
-	if (is_bare_repository()) {
+	if (is_bare_repository())
 		git_config_set("core.bare", "true");
-	}
 	else {
+		const char *work_tree = get_git_work_tree();
 		git_config_set("core.bare", "false");
 		/* allow template config file to override the default */
 		if (log_all_ref_updates == -1)
 		    git_config_set("core.logallrefupdates", "true");
+		if (work_tree != git_work_tree_cfg)
+			git_config_set("core.worktree", work_tree);
+	}
+
+	/* Check if symlink is supported in the work tree */
+	if (!reinit) {
+		path[len] = 0;
+		strcpy(path + len, "tXXXXXX");
+		if (!close(xmkstemp(path)) &&
+		    !unlink(path) &&
+		    !symlink("testing", path) &&
+		    !lstat(path, &st1) &&
+		    S_ISLNK(st1.st_mode))
+			unlink(path); /* good */
+		else
+			git_config_set("core.symlinks", "false");
 	}
+
 	return reinit;
 }
 
+static void guess_repository_type(const char *git_dir)
+{
+	char cwd[PATH_MAX];
+	const char *slash;
+
+	if (0 <= is_bare_repository_cfg)
+		return;
+	if (!git_dir)
+		return;
+
+	/*
+	 * "GIT_DIR=. git init" is always bare.
+	 * "GIT_DIR=`pwd` git init" too.
+	 */
+	if (!strcmp(".", git_dir))
+		goto force_bare;
+	if (!getcwd(cwd, sizeof(cwd)))
+		die("cannot tell cwd");
+	if (!strcmp(git_dir, cwd))
+		goto force_bare;
+	/*
+	 * "GIT_DIR=.git or GIT_DIR=something/.git is usually not.
+	 */
+	if (!strcmp(git_dir, ".git"))
+		return;
+	slash = strrchr(git_dir, '/');
+	if (slash && !strcmp(slash, "/.git"))
+		return;
+
+	/*
+	 * Otherwise it is often bare.  At this point
+	 * we are just guessing.
+	 */
+ force_bare:
+	is_bare_repository_cfg = 1;
+	return;
+}
+
 static const char init_db_usage[] =
-"git-init [--template=<template-directory>] [--shared]";
+"git-init [-q | --quiet] [--template=<template-directory>] [--shared]";
 
 /*
  * If you want to, you can share the DB area with any number of branches.
@@ -280,6 +336,7 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
 	const char *template_dir = NULL;
 	char *path;
 	int len, i, reinit;
+	int quiet = 0;
 
 	for (i = 1; i < argc; i++, argv++) {
 		const char *arg = argv[1];
@@ -289,10 +346,35 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
 			shared_repository = PERM_GROUP;
 		else if (!prefixcmp(arg, "--shared="))
 			shared_repository = git_config_perm("arg", arg+9);
+		else if (!strcmp(arg, "-q") || !strcmp(arg, "--quiet"))
+		        quiet = 1;
 		else
 			usage(init_db_usage);
 	}
 
+	/*
+	 * GIT_WORK_TREE makes sense only in conjunction with GIT_DIR
+	 * without --bare.  Catch the error early.
+	 */
+	git_dir = getenv(GIT_DIR_ENVIRONMENT);
+	if ((!git_dir || is_bare_repository_cfg == 1)
+	    && getenv(GIT_WORK_TREE_ENVIRONMENT))
+		die("%s (or --work-tree=<directory>) not allowed without "
+		    "specifying %s (or --git-dir=<directory>)",
+		    GIT_WORK_TREE_ENVIRONMENT,
+		    GIT_DIR_ENVIRONMENT);
+
+	guess_repository_type(git_dir);
+
+	if (is_bare_repository_cfg <= 0) {
+		git_work_tree_cfg = xcalloc(PATH_MAX, 1);
+		if (!getcwd(git_work_tree_cfg, PATH_MAX))
+			die ("Cannot access current working directory.");
+		if (access(get_git_work_tree(), X_OK))
+			die ("Cannot access work tree '%s'",
+			     get_git_work_tree());
+	}
+
 	/*
 	 * Set up the default .git directory contents
 	 */
@@ -335,10 +417,11 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
 		git_config_set("receive.denyNonFastforwards", "true");
 	}
 
-	printf("%s%s Git repository in %s/\n",
-		reinit ? "Reinitialized existing" : "Initialized empty",
-		shared_repository ? " shared" : "",
-		git_dir);
+	if (!quiet)
+		printf("%s%s Git repository in %s/\n",
+		       reinit ? "Reinitialized existing" : "Initialized empty",
+		       shared_repository ? " shared" : "",
+		       git_dir);
 
 	return 0;
 }