git-tag: Do not assume the working tree root is writable.

diff --git a/ls-files.c b/ls-files.c
index 3085b2fc8c7e8920ecca8e9c0657d6124b0fbfda..d9c8b215f1dcc48ebd7de9f92713f43a09a80e66 100644 (file)
--- a/ls-files.c
+++ b/ls-files.c
@@ -97,7 +97,7 @@ static int add_excludes_from_file_1(const char *fname,
        for (i = 0; i < size; i++) {
                if (buf[i] == '\n') {
                        if (entry != buf + i && entry[0] != '#') {
-                               buf[i] = 0;
+                               buf[i - (i && buf[i-1] == '\r')] = 0;
                                add_exclude(entry, base, baselen, which);
                        }
                        entry = buf + i + 1;