From 0d149f997fd5b1301139f5532c2f83f7f529a13a Mon Sep 17 00:00:00 2001
From: AlexandreRouma <alexandre.rouma@gmail.com>
Date: Thu, 23 Feb 2023 09:31:27 +0100
Subject: [PATCH] CMake install prefix bugfix when generating several times

---
 CMakeLists.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3034fc0f..b2d6662b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -89,9 +89,9 @@ set(SDRPP_MODULE_COMPILER_FLAGS ${SDRPP_COMPILER_FLAGS})
 # Set a default install prefix
 if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
     if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
-        set(CMAKE_INSTALL_PREFIX "/usr/local")
+        set(CMAKE_INSTALL_PREFIX "/usr/local" CACHE PATH "..." FORCE)
     else()
-        set(CMAKE_INSTALL_PREFIX "/usr")
+        set(CMAKE_INSTALL_PREFIX "/usr" CACHE PATH "..." FORCE)
     endif()
 endif()