From ebcb120e6b22001ea8301add92b51b99b9ddf18f Mon Sep 17 00:00:00 2001
From: Mika Lindqvist <postmaster@raasu.org>
Date: Fri, 11 Apr 2025 00:53:33 +0300
Subject: [PATCH] [FreeBSD] Define _XOPEN_SOURCE for gtest_zlib * Without
 defining _XOPEN_SOURCE as 700, isascii() is not available on FreeBSD 14.

---
 test/CMakeLists.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 1bd25ea0..ccf43b0d 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -204,6 +204,10 @@ if(WITH_GTEST)
             target_compile_options(gtest_zlib PRIVATE /wd4389 /EHsc)
         endif()
 
+        if(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")
+            target_compile_options(gtest_zlib PRIVATE -D_XOPEN_SOURCE=700)
+        endif()
+
         if(WITH_SANITIZER STREQUAL "Memory")
             target_link_directories(gtest_zlib PRIVATE $ENV{LLVM_BUILD_DIR}/lib)
             target_link_options(gtest_zlib PRIVATE
-- 
2.47.2