t/t9600-cvsimport.sh: change from skip_all=* to prereq skip
[gitweb.git] / path.c
diff --git a/path.c b/path.c
index c290e744865af774f8dfb575d66f2755603744fa..6b23023095d7e1a5cfc1aef8db6d6e5fb56b32de 100644 (file)
--- a/path.c
+++ b/path.c
@@ -316,6 +316,8 @@ char *expand_user_path(const char *path)
                size_t username_len = first_slash - username;
                if (username_len == 0) {
                        const char *home = getenv("HOME");
+                       if (!home)
+                               goto return_null;
                        strbuf_add(&user_path, home, strlen(home));
                } else {
                        struct passwd *pw = getpw_str(username, username_len);
@@ -728,3 +730,10 @@ 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]);
+}