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authorJohannes Schindelin <Johannes.Schindelin@gmx.de>2005-10-26 01:43:03 +0200
committerJunio C Hamano <junkio@cox.net>2005-10-26 16:48:26 -0700
commite24317b4d093e4b148996172d0b749f09a0e6f2e (patch)
tree16bd34923e223d186dc0aa68f4f80c1dee389c52 /init-db.c
parentbd321bcc51e95f644ac5335abe673afcbcaade62 (diff)
downloadgit-e24317b4d093e4b148996172d0b749f09a0e6f2e.tar.gz
Test in git-init-db if the filemode can be trusted
... and if not, write an appropriate .git/config. Of course, that happens only if no config file was yet created (by a template or a hook). Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de> Signed-off-by: Junio C Hamano <junkio@cox.net>
Diffstat (limited to 'init-db.c')
-rw-r--r--init-db.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/init-db.c b/init-db.c
index aabc09f4e1..2a4aa3c196 100644
--- a/init-db.c
+++ b/init-db.c
@@ -196,6 +196,43 @@ static void create_default_files(const char *git_dir,
}
path[len] = 0;
copy_templates(path, len, template_path);
+
+ /*
+ * Find out if we can trust the executable bit.
+ */
+ safe_create_dir(path);
+ strcpy(path + len, "config");
+ if (access(path, R_OK) < 0) {
+ static const char contents[] =
+ "#\n"
+ "# This is the config file\n"
+ "#\n"
+ "\n"
+ "; core variables\n"
+ "[core]\n"
+ " ; Don't trust file modes\n"
+ " filemode = false\n"
+ "\n";
+ FILE *config = fopen(path, "w");
+ struct stat st;
+
+ if (!config)
+ die("Can not write to %s?", path);
+
+ fwrite(contents, sizeof(contents)-1, 1, config);
+
+ fclose(config);
+
+ if (!lstat(path, &st)) {
+ struct stat st2;
+ if (!chmod(path, st.st_mode ^ S_IXUSR) &&
+ !lstat(path, &st2) &&
+ st.st_mode != st2.st_mode)
+ unlink(path);
+ else
+ fprintf(stderr, "Ignoring file modes\n");
+ }
+ }
}
static const char init_db_usage[] =