Andrew's git / gitweb.git /
a1502c4e87c0067c8cc276006317005a0da21a49
   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.
   5 *
   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"
  11
  12char git_default_email[MAX_GITNAME];
  13char git_default_name[MAX_GITNAME];
  14int use_legacy_headers = 1;
  15int trust_executable_bit = 1;
  16int assume_unchanged;
  17int prefer_symlink_refs;
  18int log_all_ref_updates;
  19int warn_ambiguous_refs = 1;
  20int repository_format_version;
  21char *git_commit_encoding;
  22char *git_log_output_encoding;
  23int shared_repository = PERM_UMASK;
  24const char *apply_default_whitespace;
  25int zlib_compression_level = Z_DEFAULT_COMPRESSION;
  26int pager_in_use;
  27int pager_use_color = 1;
  28
  29static const char *git_dir;
  30static char *git_object_dir, *git_index_file, *git_refs_dir, *git_graft_file;
  31
  32static void setup_git_env(void)
  33{
  34        git_dir = getenv(GIT_DIR_ENVIRONMENT);
  35        if (!git_dir)
  36                git_dir = DEFAULT_GIT_DIR_ENVIRONMENT;
  37        git_object_dir = getenv(DB_ENVIRONMENT);
  38        if (!git_object_dir) {
  39                git_object_dir = xmalloc(strlen(git_dir) + 9);
  40                sprintf(git_object_dir, "%s/objects", git_dir);
  41        }
  42        git_refs_dir = xmalloc(strlen(git_dir) + 6);
  43        sprintf(git_refs_dir, "%s/refs", git_dir);
  44        git_index_file = getenv(INDEX_ENVIRONMENT);
  45        if (!git_index_file) {
  46                git_index_file = xmalloc(strlen(git_dir) + 7);
  47                sprintf(git_index_file, "%s/index", git_dir);
  48        }
  49        git_graft_file = getenv(GRAFT_ENVIRONMENT);
  50        if (!git_graft_file)
  51                git_graft_file = xstrdup(git_path("info/grafts"));
  52        log_all_ref_updates = !is_bare_git_dir(git_dir);
  53}
  54
  55int is_bare_git_dir (const char *dir)
  56{
  57        const char *s;
  58        if (!strcmp(dir, DEFAULT_GIT_DIR_ENVIRONMENT))
  59                return 0;
  60        s = strrchr(dir, '/');
  61        return !s || strcmp(s + 1, DEFAULT_GIT_DIR_ENVIRONMENT);
  62}
  63
  64const char *get_git_dir(void)
  65{
  66        if (!git_dir)
  67                setup_git_env();
  68        return git_dir;
  69}
  70
  71char *get_object_directory(void)
  72{
  73        if (!git_object_dir)
  74                setup_git_env();
  75        return git_object_dir;
  76}
  77
  78char *get_refs_directory(void)
  79{
  80        if (!git_refs_dir)
  81                setup_git_env();
  82        return git_refs_dir;
  83}
  84
  85char *get_index_file(void)
  86{
  87        if (!git_index_file)
  88                setup_git_env();
  89        return git_index_file;
  90}
  91
  92char *get_graft_file(void)
  93{
  94        if (!git_graft_file)
  95                setup_git_env();
  96        return git_graft_file;
  97}
  98
  99