OpenWatcom: Refactor population of standard include directories

Add setup of system include directories to language related macro to remove extra lines for C and CXX.
System include directories are always same for both languages (they are defined per platform).

6 files changed, 38 insertions, 61 deletions

diff --git a/Modules/Platform/DOS-OpenWatcom-C.cmake b/Modules/Platform/DOS-OpenWatcom-C.cmake
index cf71c84b5a..c6f65c0da4 100644
--- a/Modules/Platform/DOS-OpenWatcom-C.cmake
+++ b/Modules/Platform/DOS-OpenWatcom-C.cmake
@@ -1 +1,2 @@
 include(Platform/DOS-OpenWatcom)
+__dos_open_watcom(C)
diff --git a/Modules/Platform/DOS-OpenWatcom-CXX.cmake b/Modules/Platform/DOS-OpenWatcom-CXX.cmake
index cf71c84b5a..90d6407f7c 100644
--- a/Modules/Platform/DOS-OpenWatcom-CXX.cmake
+++ b/Modules/Platform/DOS-OpenWatcom-CXX.cmake
@@ -1 +1,2 @@
 include(Platform/DOS-OpenWatcom)
+__dos_open_watcom(CXX)
diff --git a/Modules/Platform/DOS-OpenWatcom.cmake b/Modules/Platform/DOS-OpenWatcom.cmake
index 54c452ebce..11a854c253 100644
--- a/Modules/Platform/DOS-OpenWatcom.cmake
+++ b/Modules/Platform/DOS-OpenWatcom.cmake
@@ -20,9 +20,8 @@ set(CMAKE_SHARED_LIBRARY_C_FLAGS "-bd") # ... while this is a space separated st
 string(APPEND CMAKE_C_FLAGS_INIT " -bt=dos")
 string(APPEND CMAKE_CXX_FLAGS_INIT " -bt=dos -xs")
 
-if(NOT CMAKE_C_STANDARD_INCLUDE_DIRECTORIES)
-  set(CMAKE_C_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h)
-endif()
-if(NOT CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES)
-  set(CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h)
-endif()
+macro(__dos_open_watcom lang)
+  if(NOT CMAKE_${lang}_STANDARD_INCLUDE_DIRECTORIES)
+    set(CMAKE_${lang}_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h)
+  endif()
+endmacro()
diff --git a/Modules/Platform/Linux-OpenWatcom.cmake b/Modules/Platform/Linux-OpenWatcom.cmake
index 678d373a36..731fd3c96c 100644
--- a/Modules/Platform/Linux-OpenWatcom.cmake
+++ b/Modules/Platform/Linux-OpenWatcom.cmake
@@ -23,16 +23,12 @@ unset(__LINUX_WATCOM_CMP0136)
 string(APPEND CMAKE_C_FLAGS_INIT " -bt=linux")
 string(APPEND CMAKE_CXX_FLAGS_INIT " -bt=linux -xs")
 
-if(CMAKE_CROSSCOMPILING)
-  if(NOT CMAKE_C_STANDARD_INCLUDE_DIRECTORIES)
-    set(CMAKE_C_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/lh)
-  endif()
-  if(NOT CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES)
-    set(CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/lh)
-  endif()
-endif()
-
 macro(__linux_open_watcom lang)
+  if(CMAKE_CROSSCOMPILING)
+    if(NOT CMAKE_${lang}_STANDARD_INCLUDE_DIRECTORIES)
+      set(CMAKE_${lang}_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/lh)
+    endif()
+  endif()
   set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_SingleThreaded         "")
   set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_MultiThreaded          -bm)
 endmacro()
diff --git a/Modules/Platform/OS2-OpenWatcom.cmake b/Modules/Platform/OS2-OpenWatcom.cmake
index 720b9530ef..9abcf28a62 100644
--- a/Modules/Platform/OS2-OpenWatcom.cmake
+++ b/Modules/Platform/OS2-OpenWatcom.cmake
@@ -27,22 +27,14 @@ unset(__OS2_WATCOM_CMP0136)
 string(APPEND CMAKE_C_FLAGS_INIT " -bt=os2")
 string(APPEND CMAKE_CXX_FLAGS_INIT " -bt=os2 -xs")
 
-if(NOT CMAKE_C_STANDARD_INCLUDE_DIRECTORIES)
-  if(DEFINED CMAKE_SYSTEM_PROCESSOR AND CMAKE_SYSTEM_PROCESSOR STREQUAL "I86")
-    set(CMAKE_C_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h $ENV{WATCOM}/h/os21x)
-  else()
-    set(CMAKE_C_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h $ENV{WATCOM}/h/os2)
-  endif()
-endif()
-if(NOT CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES)
-  if(DEFINED CMAKE_SYSTEM_PROCESSOR AND CMAKE_SYSTEM_PROCESSOR STREQUAL "I86")
-    set(CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h $ENV{WATCOM}/h/os21x)
-  else()
-    set(CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h $ENV{WATCOM}/h/os2)
-  endif()
-endif()
-
 macro(__os2_open_watcom lang)
+  if(NOT CMAKE_${lang}_STANDARD_INCLUDE_DIRECTORIES)
+    if(DEFINED CMAKE_SYSTEM_PROCESSOR AND CMAKE_SYSTEM_PROCESSOR STREQUAL "I86")
+      set(CMAKE_${lang}_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h $ENV{WATCOM}/h/os21x)
+    else()
+      set(CMAKE_${lang}_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h $ENV{WATCOM}/h/os2)
+    endif()
+  endif()
   set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_SingleThreaded         "")
   set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_SingleThreadedDLL      -br)
   set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_MultiThreaded          -bm)
diff --git a/Modules/Platform/Windows-OpenWatcom.cmake b/Modules/Platform/Windows-OpenWatcom.cmake
index 4e731600d8..aba84cbcd2 100644
--- a/Modules/Platform/Windows-OpenWatcom.cmake
+++ b/Modules/Platform/Windows-OpenWatcom.cmake
@@ -39,40 +39,28 @@ endif()
 unset(__WINDOWS_WATCOM_CMP0136)
 unset(_br_bm)
 
-if(CMAKE_CROSSCOMPILING)
+macro(__windows_open_watcom lang)
   if(DEFINED CMAKE_SYSTEM_PROCESSOR AND CMAKE_SYSTEM_PROCESSOR STREQUAL "I86")
-    if(NOT CMAKE_C_STANDARD_INCLUDE_DIRECTORIES)
-      set(CMAKE_C_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h $ENV{WATCOM}/h/win)
-    endif()
-    if(NOT CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES)
-      set(CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h $ENV{WATCOM}/h/win)
+    if(NOT CMAKE_${lang}_STANDARD_INCLUDE_DIRECTORIES)
+      set(CMAKE_${lang}_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h $ENV{WATCOM}/h/win)
     endif()
+    set(CMAKE_${lang}_CREATE_WIN32_EXE "system windows")
+    set(CMAKE_${lang}_CREATE_CONSOLE_EXE "system windows")
+
+    set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_SingleThreaded  "")
+    set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_SingleThreadedDLL "")
+    set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_MultiThreaded "")
+    set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_MultiThreadedDLL "")
   else()
-    if(NOT CMAKE_C_STANDARD_INCLUDE_DIRECTORIES)
-      set(CMAKE_C_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h $ENV{WATCOM}/h/nt)
-    endif()
-    if(NOT CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES)
-      set(CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h $ENV{WATCOM}/h/nt)
+    if(NOT CMAKE_${lang}_STANDARD_INCLUDE_DIRECTORIES)
+      set(CMAKE_${lang}_STANDARD_INCLUDE_DIRECTORIES $ENV{WATCOM}/h $ENV{WATCOM}/h/nt)
     endif()
-  endif()
-endif()
+    set(CMAKE_${lang}_CREATE_WIN32_EXE "system nt_win")
+    set(CMAKE_${lang}_CREATE_CONSOLE_EXE "system nt")
 
-macro(__windows_open_watcom lang)
-if(DEFINED CMAKE_SYSTEM_PROCESSOR AND CMAKE_SYSTEM_PROCESSOR STREQUAL "I86")
-  set(CMAKE_${lang}_CREATE_WIN32_EXE "system windows")
-  set(CMAKE_${lang}_CREATE_CONSOLE_EXE "system windows")
-
-  set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_SingleThreaded  "")
-  set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_SingleThreadedDLL "")
-  set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_MultiThreaded "")
-  set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_MultiThreadedDLL "")
-else()
-  set(CMAKE_${lang}_CREATE_WIN32_EXE "system nt_win")
-  set(CMAKE_${lang}_CREATE_CONSOLE_EXE "system nt")
-
-  set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_SingleThreaded         "")
-  set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_SingleThreadedDLL      -br)
-  set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_MultiThreaded          -bm)
-  set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_MultiThreadedDLL       -bm -br)
-endif()
+    set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_SingleThreaded         "")
+    set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_SingleThreadedDLL      -br)
+    set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_MultiThreaded          -bm)
+    set(CMAKE_${lang}_COMPILE_OPTIONS_WATCOM_RUNTIME_LIBRARY_MultiThreadedDLL       -bm -br)
+  endif()
 endmacro()