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1 # Determine the compiler to use for Pascal programs |
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2 # NOTE, a generator may set CMAKE_Pascal_COMPILER before |
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3 # loading this file to force a compiler. |
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4 # use environment variable Pascal first if defined by user, next use |
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5 # the cmake variable CMAKE_GENERATOR_PASCAL which can be defined by a generator |
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6 # as a default compiler |
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7 |
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8 if(NOT CMAKE_Pascal_COMPILER) |
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9 # prefer the environment variable FPC |
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10 if($ENV{FPC} MATCHES ".+") |
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11 get_filename_component(CMAKE_Pascal_COMPILER_INIT $ENV{FPC} PROGRAM PROGRAM_ARGS CMAKE_Pascal_FLAGS_ENV_INIT) |
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12 if(CMAKE_Pascal_FLAGS_ENV_INIT) |
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13 set(CMAKE_Pascal_COMPILER_ARG1 "${CMAKE_Pascal_FLAGS_ENV_INIT}" CACHE STRING "First argument to Pascal compiler") |
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14 endif(CMAKE_Pascal_FLAGS_ENV_INIT) |
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15 if(EXISTS ${CMAKE_Pascal_COMPILER_INIT}) |
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16 else(EXISTS ${CMAKE_Pascal_COMPILER_INIT}) |
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17 message(FATAL_ERROR "Could not find compiler set in environment variable FPC:\n$ENV{FPC}.") |
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18 endif(EXISTS ${CMAKE_Pascal_COMPILER_INIT}) |
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19 endif($ENV{FPC} MATCHES ".+") |
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20 |
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21 # next try prefer the compiler specified by the generator |
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22 if(CMAKE_GENERATOR_PASCAL) |
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23 if(NOT CMAKE_Pascal_COMPILER_INIT) |
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24 set(CMAKE_Pascal_COMPILER_INIT ${CMAKE_GENERATOR_PASCAL}) |
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25 endif(NOT CMAKE_Pascal_COMPILER_INIT) |
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26 endif(CMAKE_GENERATOR_PASCAL) |
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27 |
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28 # finally list compilers to try |
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29 if(CMAKE_Pascal_COMPILER_INIT) |
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30 set(CMAKE_Pascal_COMPILER_LIST ${CMAKE_Pascal_COMPILER_INIT}) |
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31 else(CMAKE_Pascal_COMPILER_INIT) |
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32 set(CMAKE_Pascal_COMPILER_LIST fpc) |
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33 endif(CMAKE_Pascal_COMPILER_INIT) |
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34 |
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35 # Find the compiler. |
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36 find_program(CMAKE_Pascal_COMPILER NAMES ${CMAKE_Pascal_COMPILER_LIST} DOC "Pascal compiler") |
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37 if(CMAKE_Pascal_COMPILER_INIT AND NOT CMAKE_Pascal_COMPILER) |
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38 set(CMAKE_Pascal_COMPILER "${CMAKE_Pascal_COMPILER_INIT}" CACHE FILEPATH "Pascal compiler" FORCE) |
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39 endif(CMAKE_Pascal_COMPILER_INIT AND NOT CMAKE_Pascal_COMPILER) |
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40 endif(NOT CMAKE_Pascal_COMPILER) |
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41 mark_as_advanced(CMAKE_Pascal_COMPILER) |
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42 |
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43 if(NOT CMAKE_Pascal_COMPILER_VERSION) |
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44 execute_process(COMMAND ${CMAKE_Pascal_COMPILER} -iV |
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45 OUTPUT_VARIABLE CMAKE_Pascal_COMPILER_VERSION |
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46 OUTPUT_STRIP_TRAILING_WHITESPACE |
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47 ) # we assume no error for something so simple |
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48 endif(NOT CMAKE_Pascal_COMPILER_VERSION) |
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49 mark_as_advanced(CMAKE_Pascal_COMPILER_VERSION) |
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50 |
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51 get_filename_component(COMPILER_LOCATION "${CMAKE_Pascal_COMPILER}" PATH) |
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52 |
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53 # configure variables set in this file for fast reload later on |
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54 if(${CMAKE_VERSION} VERSION_LESS 2.8.10) |
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55 configure_file(${CMAKE_MODULE_PATH}/CMakePascalCompiler.cmake.in |
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56 "${CMAKE_BINARY_DIR}/${CMAKE_FILES_DIRECTORY}/CMakePascalCompiler.cmake" |
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57 IMMEDIATE ) |
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58 else(${CMAKE_VERSION} VERSION_LESS 2.8.10) |
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59 configure_file(${CMAKE_MODULE_PATH}/CMakePascalCompiler.cmake.in |
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60 "${CMAKE_BINARY_DIR}/${CMAKE_FILES_DIRECTORY}/${CMAKE_VERSION}/CMakePascalCompiler.cmake" |
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61 IMMEDIATE ) |
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62 endif(${CMAKE_VERSION} VERSION_LESS 2.8.10) |
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63 |
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64 set(CMAKE_Pascal_COMPILER_ENV_VAR "FPC") |
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65 |