nix: create a composed shell derivation

[xonotic/xonotic.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 704c5439928969b2c35a55699fa1a47fe275bddd..4116f5cd68746c3a4d679b67fcb24a2c195b1c87 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,17 +4,20 @@ project(xonotic)
 option(DOWNLOAD_MAPS "Download new maps from the build server" ON)
 option(BUILD_RELEASE "Package a release" OFF)
 
-macro(subproject id name)
-    if (EXISTS "${PROJECT_SOURCE_DIR}/${name}/CMakeLists.txt" AND NOT DEFINED ENV{XON_NO_${id}})
+function(subproject id name)
+    if ($ENV{XON_NO_${id}})
+        return()
+    endif ()
+    if (EXISTS "${PROJECT_SOURCE_DIR}/${name}/CMakeLists.txt")
         add_subdirectory(${name} ${ARGN})
     endif ()
-endmacro()
+endfunction()
 
-subproject(DAEMON  daemon)
-subproject(PKI     d0_blind_id)
-subproject(DP      darkplaces)
-subproject(DATA    data/xonotic-data.pk3dir)
-subproject(QCC     gmqcc)
+subproject(DAEMON daemon)
+subproject(PKI d0_blind_id)
+subproject(DP darkplaces)
+subproject(DATA data/xonotic-data.pk3dir)
+subproject(QCC gmqcc)
 subproject(RADIANT netradiant)
 
 if (DOWNLOAD_MAPS)