cmake_modules/CMakeDeterminePascalCompiler.cmake
branchcmake_pascal
changeset 8750 d9e57426e759
child 8752 48cf2ccb83c6
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cmake_modules/CMakeDeterminePascalCompiler.cmake	Mon Mar 18 00:58:13 2013 +0100
@@ -0,0 +1,62 @@
+# Determine the compiler to use for Pascal programs
+# NOTE, a generator may set CMAKE_Pascal_COMPILER before
+# loading this file to force a compiler.
+# use environment variable Pascal first if defined by user, next use 
+# the cmake variable CMAKE_GENERATOR_PASCAL which can be defined by a generator
+# as a default compiler
+
+IF(NOT CMAKE_Pascal_COMPILER)
+
+  # prefer the environment variable FPC
+  IF($ENV{FPC} MATCHES ".+")
+    GET_FILENAME_COMPONENT(CMAKE_Pascal_COMPILER_INIT $ENV{FPC} PROGRAM PROGRAM_ARGS CMAKE_Pascal_FLAGS_ENV_INIT)
+    IF(CMAKE_Pascal_FLAGS_ENV_INIT)
+      SET(CMAKE_Pascal_COMPILER_ARG1 "${CMAKE_Pascal_FLAGS_ENV_INIT}" CACHE STRING "First argument to Pascal compiler")
+    ENDIF(CMAKE_Pascal_FLAGS_ENV_INIT)
+    IF(EXISTS ${CMAKE_Pascal_COMPILER_INIT})
+    ELSE(EXISTS ${CMAKE_Pascal_COMPILER_INIT})
+      MESSAGE(FATAL_ERROR "Could not find compiler set in environment variable FPC:\n$ENV{FPC}.") 
+    ENDIF(EXISTS ${CMAKE_Pascal_COMPILER_INIT})
+  ENDIF($ENV{FPC} MATCHES ".+")
+
+  # next try prefer the compiler specified by the generator
+  IF(CMAKE_GENERATOR_PASCAL) 
+    IF(NOT CMAKE_Pascal_COMPILER_INIT)
+      SET(CMAKE_Pascal_COMPILER_INIT ${CMAKE_GENERATOR_PASCAL})
+    ENDIF(NOT CMAKE_Pascal_COMPILER_INIT)
+  ENDIF(CMAKE_GENERATOR_PASCAL)
+
+  # finally list compilers to try
+  IF(CMAKE_Pascal_COMPILER_INIT)
+    SET(CMAKE_Pascal_COMPILER_LIST ${CMAKE_Pascal_COMPILER_INIT})
+  ELSE(CMAKE_Pascal_COMPILER_INIT)
+    SET(CMAKE_Pascal_COMPILER_LIST fpc ppc386 ppcx64 ppcppc ppcarm)  
+  ENDIF(CMAKE_Pascal_COMPILER_INIT)
+
+  # Find the compiler.
+  FIND_PROGRAM(CMAKE_Pascal_COMPILER NAMES ${CMAKE_Pascal_COMPILER_LIST} DOC "Pascal compiler")
+  IF(CMAKE_Pascal_COMPILER_INIT AND NOT CMAKE_Pascal_COMPILER)
+    SET(CMAKE_Pascal_COMPILER "${CMAKE_Pascal_COMPILER_INIT}" CACHE FILEPATH "Pascal compiler" FORCE)
+  ENDIF(CMAKE_Pascal_COMPILER_INIT AND NOT CMAKE_Pascal_COMPILER)
+ENDIF(NOT CMAKE_Pascal_COMPILER)
+MARK_AS_ADVANCED(CMAKE_Pascal_COMPILER)
+
+GET_FILENAME_COMPONENT(COMPILER_LOCATION "${CMAKE_Pascal_COMPILER}" PATH)
+
+#FIND_PROGRAM(GNAT_EXECUTABLE_BUILDER NAMES gnatmake PATHS ${COMPILER_LOCATION} )
+FIND_PROGRAM(CMAKE_AR NAMES ar PATHS ${COMPILER_LOCATION} )
+
+FIND_PROGRAM(CMAKE_RANLIB NAMES ranlib)
+IF(NOT CMAKE_RANLIB)
+   SET(CMAKE_RANLIB : CACHE INTERNAL "noop for ranlib")
+ENDIF(NOT CMAKE_RANLIB)
+MARK_AS_ADVANCED(CMAKE_RANLIB)
+
+# configure variables set in this file for fast reload later on
+#CONFIGURE_FILE(${CMAKE_ROOT}/Modules/CMakePascalCompiler.cmake.in 
+CONFIGURE_FILE(${CMAKE_MODULE_PATH}/CMakePascalCompiler.cmake.in 
+               "${CMAKE_BINARY_DIR}/${CMAKE_FILES_DIRECTORY}/${CMAKE_VERSION}/CMakePascalCompiler.cmake"
+               IMMEDIATE)
+MARK_AS_ADVANCED(CMAKE_AR)
+
+SET(CMAKE_Pascal_COMPILER_ENV_VAR "FPC")