From 99a5cf5e04e67f37a58620343079b6c6a97e4eb3 Mon Sep 17 00:00:00 2001
From: jchv <john@jchw.io>
Date: Wed, 23 Apr 2025 22:43:51 -0400
Subject: [PATCH] Fix build on Clang

In Clang/libc++ including `<iostream>` is not enough to get the
implementation of `ostringstream`. We need to include `<sstream>` as
well.

Also, the inclusion of libstdc++fs should no longer be necessary, and
doesn't work on Clang either.
---
 CMakeLists.txt  | 1 -
 ISArchiveV3.cpp | 1 +
 2 files changed, 1 insertion(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1731151..032700c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -21,5 +21,4 @@ add_executable (unshieldv3
 	ISArchiveV3.cpp
 	blast.c
 )
-target_link_libraries(unshieldv3 stdc++fs)
 install(TARGETS unshieldv3)
diff --git a/ISArchiveV3.cpp b/ISArchiveV3.cpp
index eb22871..a0d1398 100644
--- a/ISArchiveV3.cpp
+++ b/ISArchiveV3.cpp
@@ -18,6 +18,7 @@ limitations under the License.
 #include <algorithm>
 #include <cassert>
 #include <iostream>
+#include <sstream>
 #include <exception>
 extern "C" {
     #include "blast.h"