Include GNUInstallDirs earlier

for pkg config dir

diff --git a/cmake/detect-install-dirs.cmake b/cmake/detect-install-dirs.cmake
index d2225f327dbda21de7ab51384a46cec0030d8eb9..a7c774f474fd29e9ec83c3690616ce14ce3c020c 100644 (file)
--- a/cmake/detect-install-dirs.cmake
+++ b/cmake/detect-install-dirs.cmake
@@ -26,6 +26,9 @@ elseif (DEFINED INSTALL_INC_DIR)
     set(CMAKE_INSTALL_INCLUDEDIR "${INSTALL_INC_DIR}")
 endif()
 
+# Define GNU standard installation directories
+include(GNUInstallDirs)
+
 # Determine installation directory for pkgconfig files
 if (DEFINED PKGCONFIG_INSTALL_DIR)
     set(PKGCONFIG_INSTALL_DIR "${PKGCONFIG_INSTALL_DIR}" CACHE PATH "Installation directory for pkgconfig (.pc) files" FORCE)
@@ -38,6 +41,3 @@ elseif (DEFINED CMAKE_INSTALL_FULL_PKGCONFIGDIR)
 else()
     set(PKGCONFIG_INSTALL_DIR "${CMAKE_INSTALL_LIBDIR}/pkgconfig" CACHE PATH "Installation directory for pkgconfig (.pc) files")
 endif()
-
-# Define GNU standard installation directories
-include(GNUInstallDirs)