Teach 'diff' about 'diff' attribute.

diff --git a/builtin-init-db.c b/builtin-init-db.c
index 1d7d15e8d53a7a2817ceff6f5c5e056747688c9e..4df9fd0fad7bbc3fd0cde1e6e57b902fbd277608 100644 (file)
--- a/builtin-init-db.c
+++ b/builtin-init-db.c
@@ -10,6 +10,12 @@
 #define DEFAULT_GIT_TEMPLATE_DIR "/usr/share/git-core/templates/"
 #endif
 
+#ifdef NO_TRUSTABLE_FILEMODE
+#define TEST_FILEMODE 0
+#else
+#define TEST_FILEMODE 1
+#endif
+
 static void safe_create_dir(const char *dir, int share)
 {
        if (mkdir(dir, 0777) < 0) {
@@ -50,7 +56,7 @@ static void copy_templates_1(char *path, int baselen,
 
        /* Note: if ".git/hooks" file exists in the repository being
         * re-initialized, /etc/core-git/templates/hooks/update would
-        * cause git-init-db to fail here.  I think this is sane but
+        * cause git-init to fail here.  I think this is sane but
         * it means that the set of templates we ship by default, along
         * with the way the namespace under .git/ is organized, should
         * be really carefully chosen.
@@ -124,8 +130,11 @@ static void copy_templates(const char *git_dir, int len, const char *template_di
        int template_len;
        DIR *dir;
 
-       if (!template_dir)
-               template_dir = DEFAULT_GIT_TEMPLATE_DIR;
+       if (!template_dir) {
+               template_dir = getenv(TEMPLATE_DIR_ENVIRONMENT);
+               if (!template_dir)
+                       template_dir = DEFAULT_GIT_TEMPLATE_DIR;
+       }
        strcpy(template_path, template_dir);
        template_len = strlen(template_path);
        if (template_path[template_len-1] != '/') {
@@ -172,6 +181,7 @@ static int create_default_files(const char *git_dir, const char *template_path)
        struct stat st1;
        char repo_version_string[10];
        int reinit;
+       int filemode;
 
        if (len > sizeof(path)-50)
                die("insane git directory %s", git_dir);
@@ -221,7 +231,7 @@ static int create_default_files(const char *git_dir, const char *template_path)
        strcpy(path + len, "HEAD");
        reinit = !read_ref("HEAD", sha1);
        if (!reinit) {
-               if (create_symref("HEAD", "refs/heads/master") < 0)
+               if (create_symref("HEAD", "refs/heads/master", NULL) < 0)
                        exit(1);
        }
 
@@ -233,23 +243,29 @@ static int create_default_files(const char *git_dir, const char *template_path)
        strcpy(path + len, "config");
 
        /* Check filemode trustability */
-       if (!lstat(path, &st1)) {
+       filemode = TEST_FILEMODE;
+       if (TEST_FILEMODE && !lstat(path, &st1)) {
                struct stat st2;
-               int filemode = (!chmod(path, st1.st_mode ^ S_IXUSR) &&
+               filemode = (!chmod(path, st1.st_mode ^ S_IXUSR) &&
                                !lstat(path, &st2) &&
                                st1.st_mode != st2.st_mode);
-               git_config_set("core.filemode",
-                              filemode ? "true" : "false");
        }
+       git_config_set("core.filemode", filemode ? "true" : "false");
 
-       /* Enable logAllRefUpdates if a working tree is attached */
-       if (!is_bare_git_dir(git_dir))
-               git_config_set("core.logallrefupdates", "true");
+       if (is_bare_repository()) {
+               git_config_set("core.bare", "true");
+       }
+       else {
+               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");
+       }
        return reinit;
 }
 
 static const char init_db_usage[] =
-"git-init-db [--template=<template-directory>] [--shared]";
+"git-init [--template=<template-directory>] [--shared]";
 
 /*
  * If you want to, you can share the DB area with any number of branches.
@@ -267,11 +283,11 @@ int cmd_init_db(int argc, const char **argv, const char *prefix)
 
        for (i = 1; i < argc; i++, argv++) {
                const char *arg = argv[1];
-               if (!strncmp(arg, "--template=", 11))
+               if (!prefixcmp(arg, "--template="))
                        template_dir = arg+11;
                else if (!strcmp(arg, "--shared"))
                        shared_repository = PERM_GROUP;
-               else if (!strncmp(arg, "--shared=", 9))
+               else if (!prefixcmp(arg, "--shared="))
                        shared_repository = git_config_perm("arg", arg+9);
                else
                        usage(init_db_usage);