From 8c727e5ce13b288d982471120b19c037a1cb9624 Mon Sep 17 00:00:00 2001
From: Eric Haszlakiewicz <erh+git@nimenees.com>
Date: Sun, 25 Jul 2021 15:11:11 +0000
Subject: [PATCH] Only define an "uninstall" target if it's not already defined
 (e.g. by projects that include json-c)

---
 CMakeLists.txt | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 01d37f8b..ed7bc03b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -436,10 +436,12 @@ include_directories(${PROJECT_BINARY_DIR})
 add_subdirectory(doc)
 
 # uninstall
-add_custom_target(uninstall
-  COMMAND cat ${PROJECT_BINARY_DIR}/install_manifest.txt | xargs rm
-  WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
-)
+if(NOT TARGET uninstall)
+	add_custom_target(uninstall
+	  COMMAND cat ${PROJECT_BINARY_DIR}/install_manifest.txt | xargs rm
+	  WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+	)
+endif()
 
 # XXX for a normal full distribution we'll need to figure out
 # XXX how to build both shared and static libraries.
-- 
2.47.2