X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;ds=sidebyside;f=path.c;h=b4c8d917229a4187f36a76f43603fc036e65632e;hb=0d2416e06003da954f0335248c3dc7f76a3735e3;hp=03d284ba8bc76d873d289efbf45404cad58f111a;hpb=b862b61c03797fd00490bb8caf05be840b79c6cb;p=git.git

diff --git a/path.c b/path.c
index 03d284ba8..b4c8d9172 100644
--- a/path.c
+++ b/path.c
@@ -222,7 +222,6 @@ int git_mkstemps_mode(char *pattern, int suffix_len, int mode)
 	}
 	/* We return the null string if we can't find a unique file name.  */
 	pattern[0] = '\0';
-	errno = EINVAL;
 	return -1;
 }
 
@@ -416,7 +415,7 @@ char *enter_repo(char *path, int strict)
 
 	if (access("objects", X_OK) == 0 && access("refs", X_OK) == 0 &&
 	    validate_headref("HEAD") == 0) {
-		setenv(GIT_DIR_ENVIRONMENT, ".", 1);
+		set_git_dir(".");
 		check_repository_format();
 		return path;
 	}
@@ -690,7 +689,7 @@ int daemon_avoid_alias(const char *p)
 	/*
 	 * This resurrects the belts and suspenders paranoia check by HPA
 	 * done in <435560F7.4080006@zytor.com> thread, now enter_repo()
-	 * does not do getcwd() based path canonicalizations.
+	 * does not do getcwd() based path canonicalization.
 	 *
 	 * sl becomes true immediately after seeing '/' and continues to
 	 * be true as long as dots continue after that without intervening
@@ -729,3 +728,10 @@ int daemon_avoid_alias(const char *p)
 		}
 	}
 }
+
+int offset_1st_component(const char *path)
+{
+	if (has_dos_drive_prefix(path))
+		return 2 + is_dir_sep(path[2]);
+	return is_dir_sep(path[0]);
+}