X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=init-db.c;h=b6bb78356762bd28261949da54638f46776e6d4b;hb=de809dbbce497e0d107562615c1d85ff35b4e0c5;hp=503e7193f34afd538568a8129a4d488eef9e33a2;hpb=4bb04f2190d526f8917663f0be62d8026e1ed100;p=git.git

diff --git a/init-db.c b/init-db.c
index 503e7193..b6bb7835 100644
--- a/init-db.c
+++ b/init-db.c
@@ -5,52 +5,44 @@
  */
 #include "cache.h"
 
+void safe_create_dir(const char *dir)
+{
+	if (mkdir(dir, 0755) < 0) {
+		if (errno != EEXIST) {
+			perror(dir);
+			exit(1);
+		}
+	}
+}
+
+/*
+ * If you want to, you can share the DB area with any number of branches.
+ * That has advantages: you can save space by sharing all the SHA1 objects.
+ * On the other hand, it might just make lookup slower and messier. You
+ * be the judge.  The default case is to have one DB per managed directory.
+ */
 int main(int argc, char **argv)
 {
-	char *sha1_dir = getenv(DB_ENVIRONMENT), *path;
+	const char *sha1_dir;
+	char *path;
 	int len, i;
 
-	if (mkdir(".git", 0755) < 0) {
-		perror("unable to create .git directory");
-		exit(1);
+	sha1_dir = get_object_directory();
+	if (!gitenv(DB_ENVIRONMENT) && !gitenv(GIT_DIR_ENVIRONMENT)) {
+		/* We create leading paths only when we fall back
+		 * to local .git/objects, at least for now.
+		 */
+		safe_create_dir(DEFAULT_GIT_DIR_ENVIRONMENT);
+		fprintf(stderr, "defaulting to local storage area\n");
 	}
-
-	/*
-	 * If you want to, you can share the DB area with any number of branches.
-	 * That has advantages: you can save space by sharing all the SHA1 objects.
-	 * On the other hand, it might just make lookup slower and messier. You
-	 * be the judge.
-	 */
-	sha1_dir = getenv(DB_ENVIRONMENT);
-	if (sha1_dir) {
-		struct stat st;
-		if (!stat(sha1_dir, &st) < 0 && S_ISDIR(st.st_mode))
-			return 0;
-		fprintf(stderr, "DB_ENVIRONMENT set to bad directory %s: ", sha1_dir);
-	}
-
-	/*
-	 * The default case is to have a DB per managed directory. 
-	 */
-	sha1_dir = DEFAULT_DB_ENVIRONMENT;
-	fprintf(stderr, "defaulting to private storage area\n");
 	len = strlen(sha1_dir);
-	if (mkdir(sha1_dir, 0755) < 0) {
-		if (errno != EEXIST) {
-			perror(sha1_dir);
-			exit(1);
-		}
-	}
-	path = malloc(len + 40);
+	path = xmalloc(len + 40);
 	memcpy(path, sha1_dir, len);
+
+	safe_create_dir(sha1_dir);
 	for (i = 0; i < 256; i++) {
 		sprintf(path+len, "/%02x", i);
-		if (mkdir(path, 0755) < 0) {
-			if (errno != EEXIST) {
-				perror(path);
-				exit(1);
-			}
-		}
+		safe_create_dir(path);
 	}
 	return 0;
 }