From b15ec36e38a501ad460f95956722af58fa762dc6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?P=C5=99emysl=20Eric=20Janouch?= <p@janouch.name>
Date: Wed, 28 Jun 2023 16:27:34 +0200
Subject: CMakeLists.txt: fix build on BSD and macOS

---
 CMakeLists.txt | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c75bc06..7fa3e12 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -79,6 +79,14 @@ include_directories (${Unistring_INCLUDE_DIRS}
 	${Ncursesw_INCLUDE_DIRS} ${Termo_INCLUDE_DIRS})
 
 # Configuration
+if ("${CMAKE_SYSTEM_NAME}" MATCHES "BSD")
+	# Need this for SIGWINCH in FreeBSD and OpenBSD respectively;
+	# our POSIX version macros make it undefined
+	add_definitions (-D__BSD_VISIBLE=1 -D_BSD_SOURCE=1)
+elseif (APPLE)
+	add_definitions (-D_DARWIN_C_SOURCE)
+endif ()
+
 include (CheckFunctionExists)
 set (CMAKE_REQUIRED_LIBRARIES ${Ncursesw_LIBRARIES})
 CHECK_FUNCTION_EXISTS ("resizeterm" HAVE_RESIZETERM)
-- 
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