diff options
| -rw-r--r-- | diff.c | 11 |
1 files changed, 4 insertions, 7 deletions
@@ -2014,18 +2014,15 @@ static struct diff_tempfile *prepare_temp_file(const char *name, die("stat(%s): %s", name, strerror(errno)); } if (S_ISLNK(st.st_mode)) { - int ret; - char buf[PATH_MAX + 1]; /* ought to be SYMLINK_MAX */ - ret = readlink(name, buf, sizeof(buf)); - if (ret < 0) + struct strbuf sb = STRBUF_INIT; + if (strbuf_readlink(&sb, name, st.st_size) < 0) die("readlink(%s)", name); - if (ret == sizeof(buf)) - die("symlink too long: %s", name); - prep_temp_blob(name, temp, buf, ret, + prep_temp_blob(name, temp, sb.buf, sb.len, (one->sha1_valid ? one->sha1 : null_sha1), (one->sha1_valid ? one->mode : S_IFLNK)); + strbuf_release(&sb); } else { /* we can borrow from the file in the work tree */ |