From a4884f7b42659638eb1bfb59d131454878c1a71f Mon Sep 17 00:00:00 2001
From: 0scar <qgt268@alumni.ku.dk>
Date: Fri, 28 Jul 2023 13:25:09 +0200
Subject: test

---
 tools/cmake/DawAddState.cmake | 46 +++++++++++++++++++++++++++++--------------
 1 file changed, 31 insertions(+), 15 deletions(-)

(limited to 'tools/cmake/DawAddState.cmake')

diff --git a/tools/cmake/DawAddState.cmake b/tools/cmake/DawAddState.cmake
index a20aac7..4739b3c 100644
--- a/tools/cmake/DawAddState.cmake
+++ b/tools/cmake/DawAddState.cmake
@@ -1,36 +1,52 @@
 # Add the directory to the list of states.
 # The directories contents will be compiled into a shared object file and linked
-# to the main daw library
-macro(daw_add_state STATEDIR)
+# to the main daw library, unless you compile statically, or link during runtime.
+#
+# Say you want to add a new state, called ${STATENAME} to your project, localted
+# at ${PROJECT_ROOT}, Then your directory structure for your main project should
+# be as follows:
+#     ${PROJECT_ROOT}/
+#     ├ state_${STATENAME}/
+#     │ ├ includes/states/${STATENAME}.h
+#     │ └ src/ ..
+#     ├ state_foo/ ..
+#     └ state_bar/ ..
+#
+# Then call `daw_add_state(${STATENAME}) for each of your states.
+macro(daw_add_state STATENAME)
+  # Add state include directory to the engines target
   set_property(TARGET daw
     APPEND PROPERTY INCLUDE_DIRECTORIES
-    ${CMAKE_SOURCE_DIR}/state_${STATEDIR}/include)
+    ${CMAKE_SOURCE_DIR}/state_${STATENAME}/include)
 
-  file(APPEND ${CMAKE_BINARY_DIR}/include/state_type_list.h
-    "State(${STATEDIR})\n")
+  # Append state to list of states
+  file(APPEND ${CMAKE_BINARY_DIR}/include/states/list_of_states.h
+    "State(${STATENAME})\n")
 
-  file(APPEND ${CMAKE_BINARY_DIR}/include/include_states.h
-    "#include <states/${STATEDIR}.h>\n")
+  # Append header inclusion of state to common state header
+  file(APPEND ${CMAKE_BINARY_DIR}/include/states/all_states.h
+    "#include <states/${STATENAME}.h>\n")
 
+  # Glob the states sources, not my proudest moment
   file(GLOB STATE_SOURCES
     LIST_DIRECTORIES false
-    state_${STATEDIR}/src/*.c
+    state_${STATENAME}/src/*.c
   )
 
   # TODO: When state reloading is implemented properly, add MODULE library
   # option In general, this should only be available when debugging.
   if(BUILD_SHARED_LIBS)
     if(DAW_BUILD_DEBUG AND DAW_BUILD_HOTRELOAD)
-      add_library(${STATEDIR} MODULE ${STATE_SOURCES})
+      add_library(${STATENAME} MODULE ${STATE_SOURCES})
     else()
-      add_library(${STATEDIR} SHARED ${STATE_SOURCES})
+      add_library(${STATENAME} SHARED ${STATE_SOURCES})
     endif()
   else()
-    add_library(${STATEDIR} OBJECT ${STATE_SOURCES})
+    add_library(${STATENAME} OBJECT ${STATE_SOURCES})
   endif()
 
-  target_include_directories(${STATEDIR} PUBLIC
-    state_${STATEDIR}/include
+  target_include_directories(${STATENAME} PUBLIC
+    state_${STATENAME}/include
     ${daw_SOURCE_DIR}/include
     ${CMAKE_BINARY_DIR}/include
     include
@@ -38,7 +54,7 @@ macro(daw_add_state STATEDIR)
 
   set_property(TARGET daw
     APPEND PROPERTY LINK_LIBRARIES
-    ${STATEDIR})
+    ${STATENAME})
 
-  list(APPEND STATE_LIST ${STATEDIR})
+  list(APPEND STATE_LIST ${STATENAME})
 endmacro()
-- 
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