test-path-utils: offer to run a protectNTFS/protectHFS benchmark

[thirdparty/git.git] / environment.c

diff --git a/environment.c b/environment.c
index d40b21fb72168f32f1aaeac553347859e32f90c0..3fd4b1084590d0118cad5e7ae32fb37e570e7523 100644 (file)
--- a/environment.c
+++ b/environment.c
@@ -8,6 +8,7 @@
  * are.
  */
 #include "cache.h"
+#include "repository.h"
 #include "config.h"
 #include "refs.h"
 #include "fmt-merge-msg.h"
@@ -95,17 +96,11 @@ int ignore_untracked_cache_config;
 
 /* This is set by setup_git_dir_gently() and/or git_default_config() */
 char *git_work_tree_cfg;
-static char *work_tree;
 
 static const char *namespace;
-static size_t namespace_len;
 
 static const char *super_prefix;
 
-static const char *git_dir, *git_common_dir;
-static char *git_object_dir, *git_index_file, *git_graft_file;
-int git_db_env, git_index_env, git_graft_env, git_common_dir_env;
-
 /*
  * Repository-local GIT_* environment variables; see cache.h for details.
  */
@@ -149,48 +144,17 @@ static char *expand_namespace(const char *raw_namespace)
        return strbuf_detach(&buf, NULL);
 }
 
-static char *git_path_from_env(const char *envvar, const char *git_dir,
-                              const char *path, int *fromenv)
+void setup_git_env(void)
 {
-       const char *value = getenv(envvar);
-       if (!value)
-               return xstrfmt("%s/%s", git_dir, path);
-       if (fromenv)
-               *fromenv = 1;
-       return xstrdup(value);
-}
-
-static void setup_git_env(void)
-{
-       struct strbuf sb = STRBUF_INIT;
-       const char *gitfile;
        const char *shallow_file;
        const char *replace_ref_base;
 
-       git_dir = getenv(GIT_DIR_ENVIRONMENT);
-       if (!git_dir) {
-               if (!startup_info->have_repository)
-                       BUG("setup_git_env called without repository");
-               git_dir = DEFAULT_GIT_DIR_ENVIRONMENT;
-       }
-       gitfile = read_gitfile(git_dir);
-       git_dir = xstrdup(gitfile ? gitfile : git_dir);
-       if (get_common_dir(&sb, git_dir))
-               git_common_dir_env = 1;
-       git_common_dir = strbuf_detach(&sb, NULL);
-       git_object_dir = git_path_from_env(DB_ENVIRONMENT, git_common_dir,
-                                          "objects", &git_db_env);
-       git_index_file = git_path_from_env(INDEX_ENVIRONMENT, git_dir,
-                                          "index", &git_index_env);
-       git_graft_file = git_path_from_env(GRAFT_ENVIRONMENT, git_common_dir,
-                                          "info/grafts", &git_graft_env);
        if (getenv(NO_REPLACE_OBJECTS_ENVIRONMENT))
                check_replace_refs = 0;
        replace_ref_base = getenv(GIT_REPLACE_REF_BASE_ENVIRONMENT);
        git_replace_ref_base = xstrdup(replace_ref_base ? replace_ref_base
                                                          : "refs/replace/");
        namespace = expand_namespace(getenv(GIT_NAMESPACE_ENVIRONMENT));
-       namespace_len = strlen(namespace);
        shallow_file = getenv(GIT_SHALLOW_FILE_ENVIRONMENT);
        if (shallow_file)
                set_alternate_shallow_file(shallow_file, 0);
@@ -205,36 +169,36 @@ int is_bare_repository(void)
 int have_git_dir(void)
 {
        return startup_info->have_repository
-               || git_dir
-               || getenv(GIT_DIR_ENVIRONMENT);
+               || the_repository->gitdir;
 }
 
 const char *get_git_dir(void)
 {
-       if (!git_dir)
-               setup_git_env();
-       return git_dir;
+       if (!the_repository->gitdir)
+               BUG("git environment hasn't been setup");
+       return the_repository->gitdir;
 }
 
 const char *get_git_common_dir(void)
 {
-       if (!git_dir)
-               setup_git_env();
-       return git_common_dir;
+       if (!the_repository->commondir)
+               BUG("git environment hasn't been setup");
+       return the_repository->commondir;
 }
 
 const char *get_git_namespace(void)
 {
        if (!namespace)
-               setup_git_env();
+               BUG("git environment hasn't been setup");
        return namespace;
 }
 
 const char *strip_namespace(const char *namespaced_ref)
 {
-       if (!starts_with(namespaced_ref, get_git_namespace()))
-               return NULL;
-       return namespaced_ref + namespace_len;
+       const char *out;
+       if (skip_prefix(namespaced_ref, get_git_namespace(), &out))
+               return out;
+       return NULL;
 }
 
 const char *get_super_prefix(void)
@@ -258,26 +222,26 @@ void set_git_work_tree(const char *new_work_tree)
 {
        if (git_work_tree_initialized) {
                new_work_tree = real_path(new_work_tree);
-               if (strcmp(new_work_tree, work_tree))
+               if (strcmp(new_work_tree, the_repository->worktree))
                        die("internal error: work tree has already been set\n"
                            "Current worktree: %s\nNew worktree: %s",
-                           work_tree, new_work_tree);
+                           the_repository->worktree, new_work_tree);
                return;
        }
        git_work_tree_initialized = 1;
-       work_tree = real_pathdup(new_work_tree, 1);
+       repo_set_worktree(the_repository, new_work_tree);
 }
 
 const char *get_git_work_tree(void)
 {
-       return work_tree;
+       return the_repository->worktree;
 }
 
 char *get_object_directory(void)
 {
-       if (!git_object_dir)
-               setup_git_env();
-       return git_object_dir;
+       if (!the_repository->objectdir)
+               BUG("git environment hasn't been setup");
+       return the_repository->objectdir;
 }
 
 int odb_mkstemp(struct strbuf *template, const char *pattern)
@@ -315,22 +279,23 @@ int odb_pack_keep(const char *name)
 
 char *get_index_file(void)
 {
-       if (!git_index_file)
-               setup_git_env();
-       return git_index_file;
+       if (!the_repository->index_file)
+               BUG("git environment hasn't been setup");
+       return the_repository->index_file;
 }
 
 char *get_graft_file(void)
 {
-       if (!git_graft_file)
-               setup_git_env();
-       return git_graft_file;
+       if (!the_repository->graft_file)
+               BUG("git environment hasn't been setup");
+       return the_repository->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);
+       repo_set_gitdir(the_repository, path);
        setup_git_env();
        return 0;
 }