X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;ds=sidebyside;f=environment.c;h=18a1c4eec49bfddcb81d6669c83f8f97a218d7bf;hb=6bc4c72132adbdc06c428f86a96f27e4f8173b99;hp=f83fb9e44806c03cde06eede7888a4dcb901c5c3;hpb=d60a6a662fac58f833efde93c962314fd5d83541;p=git.git

diff --git a/environment.c b/environment.c
index f83fb9e44..18a1c4eec 100644
--- a/environment.c
+++ b/environment.c
@@ -31,9 +31,15 @@ size_t packed_git_window_size = DEFAULT_PACKED_GIT_WINDOW_SIZE;
 size_t packed_git_limit = DEFAULT_PACKED_GIT_LIMIT;
 size_t delta_base_cache_limit = 16 * 1024 * 1024;
 char *pager_program;
-int pager_in_use;
 int pager_use_color = 1;
+char *editor_program;
+char *excludes_file;
 int auto_crlf = 0;	/* 1: both ways, -1: only when adding git objects */
+unsigned whitespace_rule_cfg = WS_DEFAULT_RULE;
+
+/* This is set by setup_git_dir_gently() and/or git_default_config() */
+char *git_work_tree_cfg;
+static const char *work_tree;
 
 static const char *git_dir;
 static char *git_object_dir, *git_index_file, *git_refs_dir, *git_graft_file;
@@ -62,15 +68,8 @@ static void setup_git_env(void)
 
 int is_bare_repository(void)
 {
-	const char *dir, *s;
-	if (0 <= is_bare_repository_cfg)
-		return is_bare_repository_cfg;
-
-	dir = get_git_dir();
-	if (!strcmp(dir, DEFAULT_GIT_DIR_ENVIRONMENT))
-		return 0;
-	s = strrchr(dir, '/');
-	return !s || strcmp(s + 1, DEFAULT_GIT_DIR_ENVIRONMENT);
+	/* if core.bare is not 'false', let's see if there is a work tree */
+	return is_bare_repository_cfg && !get_git_work_tree();
 }
 
 const char *get_git_dir(void)
@@ -80,6 +79,26 @@ const char *get_git_dir(void)
 	return git_dir;
 }
 
+const char *get_git_work_tree(void)
+{
+	static int initialized = 0;
+	if (!initialized) {
+		work_tree = getenv(GIT_WORK_TREE_ENVIRONMENT);
+		/* core.bare = true overrides implicit and config work tree */
+		if (!work_tree && is_bare_repository_cfg < 1) {
+			work_tree = git_work_tree_cfg;
+			/* make_absolute_path also normalizes the path */
+			if (work_tree && !is_absolute_path(work_tree))
+				work_tree = xstrdup(make_absolute_path(git_path(work_tree)));
+		} else if (work_tree)
+			work_tree = xstrdup(make_absolute_path(work_tree));
+		initialized = 1;
+		if (work_tree)
+			is_bare_repository_cfg = 0;
+	}
+	return work_tree;
+}
+
 char *get_object_directory(void)
 {
 	if (!git_object_dir)
@@ -107,3 +126,11 @@ char *get_graft_file(void)
 		setup_git_env();
 	return git_graft_file;
 }
+
+int set_git_dir(const char *path)
+{
+	if (setenv(GIT_DIR_ENVIRONMENT, path, 1))
+		return error("Could not set GIT_DIR to '%s'", path);
+	setup_git_env();
+	return 0;
+}