Make the MSVC projects use PDB/IDB files named after the project
[git/dscho.git] / environment.c
blobea1abbf289d50c72be1d7fe9d5366526dc741a43
1 /*
2 * We put all the git config variables in this same object
3 * file, so that programs can link against the config parser
4 * without having to link against all the rest of git.
6 * In particular, no need to bring in libz etc unless needed,
7 * even if you might want to know where the git directory etc
8 * are.
9 */
10 #include "cache.h"
12 char git_default_email[MAX_GITNAME];
13 char git_default_name[MAX_GITNAME];
14 int user_ident_explicitly_given;
15 int trust_executable_bit = 1;
16 int trust_ctime = 1;
17 int has_symlinks = 1;
18 int ignore_case;
19 int assume_unchanged;
20 int prefer_symlink_refs;
21 int is_bare_repository_cfg = -1; /* unspecified */
22 int log_all_ref_updates = -1; /* unspecified */
23 int warn_ambiguous_refs = 1;
24 int repository_format_version;
25 const char *git_commit_encoding;
26 const char *git_log_output_encoding;
27 int shared_repository = PERM_UMASK;
28 const char *apply_default_whitespace;
29 const char *apply_default_ignorewhitespace;
30 int zlib_compression_level = Z_BEST_SPEED;
31 int core_compression_level;
32 int core_compression_seen;
33 int fsync_object_files;
34 size_t packed_git_window_size = DEFAULT_PACKED_GIT_WINDOW_SIZE;
35 size_t packed_git_limit = DEFAULT_PACKED_GIT_LIMIT;
36 size_t delta_base_cache_limit = 16 * 1024 * 1024;
37 const char *pager_program;
38 int pager_use_color = 1;
39 const char *editor_program;
40 const char *excludes_file;
41 int auto_crlf = 0; /* 1: both ways, -1: only when adding git objects */
42 int read_replace_refs = 1;
43 enum safe_crlf safe_crlf = SAFE_CRLF_WARN;
44 unsigned whitespace_rule_cfg = WS_DEFAULT_RULE;
45 enum branch_track git_branch_track = BRANCH_TRACK_REMOTE;
46 enum rebase_setup_type autorebase = AUTOREBASE_NEVER;
47 enum push_default_type push_default = PUSH_DEFAULT_MATCHING;
48 #ifndef OBJECT_CREATION_MODE
49 #define OBJECT_CREATION_MODE OBJECT_CREATION_USES_HARDLINKS
50 #endif
51 enum object_creation_mode object_creation_mode = OBJECT_CREATION_MODE;
52 int grafts_replace_parents = 1;
53 int hide_dotfiles = 1;
55 /* Parallel index stat data preload? */
56 int core_preload_index = 0;
58 /* This is set by setup_git_dir_gently() and/or git_default_config() */
59 char *git_work_tree_cfg;
60 static char *work_tree;
62 static const char *git_dir;
63 static char *git_object_dir, *git_index_file, *git_refs_dir, *git_graft_file;
65 static void setup_git_env(void)
67 git_dir = getenv(GIT_DIR_ENVIRONMENT);
68 if (!git_dir)
69 git_dir = read_gitfile_gently(DEFAULT_GIT_DIR_ENVIRONMENT);
70 if (!git_dir)
71 git_dir = DEFAULT_GIT_DIR_ENVIRONMENT;
72 git_object_dir = getenv(DB_ENVIRONMENT);
73 if (!git_object_dir) {
74 git_object_dir = xmalloc(strlen(git_dir) + 9);
75 sprintf(git_object_dir, "%s/objects", git_dir);
77 git_refs_dir = xmalloc(strlen(git_dir) + 6);
78 sprintf(git_refs_dir, "%s/refs", git_dir);
79 git_index_file = getenv(INDEX_ENVIRONMENT);
80 if (!git_index_file) {
81 git_index_file = xmalloc(strlen(git_dir) + 7);
82 sprintf(git_index_file, "%s/index", git_dir);
84 git_graft_file = getenv(GRAFT_ENVIRONMENT);
85 if (!git_graft_file)
86 git_graft_file = git_pathdup("info/grafts");
89 int is_bare_repository(void)
91 /* if core.bare is not 'false', let's see if there is a work tree */
92 return is_bare_repository_cfg && !get_git_work_tree();
95 int have_git_dir(void)
97 return !!git_dir;
100 const char *get_git_dir(void)
102 if (!git_dir)
103 setup_git_env();
104 return git_dir;
107 static int git_work_tree_initialized;
110 * Note. This works only before you used a work tree. This was added
111 * primarily to support git-clone to work in a new repository it just
112 * created, and is not meant to flip between different work trees.
114 void set_git_work_tree(const char *new_work_tree)
116 if (is_bare_repository_cfg >= 0)
117 die("cannot set work tree after initialization");
118 git_work_tree_initialized = 1;
119 free(work_tree);
120 work_tree = xstrdup(make_absolute_path(new_work_tree));
121 is_bare_repository_cfg = 0;
124 const char *get_git_work_tree(void)
126 if (!git_work_tree_initialized) {
127 work_tree = getenv(GIT_WORK_TREE_ENVIRONMENT);
128 /* core.bare = true overrides implicit and config work tree */
129 if (!work_tree && is_bare_repository_cfg < 1) {
130 work_tree = git_work_tree_cfg;
131 /* make_absolute_path also normalizes the path */
132 if (work_tree && !is_absolute_path(work_tree))
133 work_tree = xstrdup(make_absolute_path(git_path("%s", work_tree)));
134 } else if (work_tree)
135 work_tree = xstrdup(make_absolute_path(work_tree));
136 git_work_tree_initialized = 1;
137 if (work_tree)
138 is_bare_repository_cfg = 0;
140 return work_tree;
143 char *get_object_directory(void)
145 if (!git_object_dir)
146 setup_git_env();
147 return git_object_dir;
150 char *get_index_file(void)
152 if (!git_index_file)
153 setup_git_env();
154 return git_index_file;
157 char *get_graft_file(void)
159 if (!git_graft_file)
160 setup_git_env();
161 return git_graft_file;
164 int set_git_dir(const char *path)
166 if (setenv(GIT_DIR_ENVIRONMENT, path, 1))
167 return error("Could not set GIT_DIR to '%s'", path);
168 setup_git_env();
169 return 0;