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Add CODEGEN keyword to add_custom_command() if supported #18

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Randalphwa wants to merge 1 commit into from
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Add CODEGEN keyword to add_custom_command() if supported #18

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17 changes: 17 additions & 0 deletions CMakeRC.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -37,6 +37,11 @@ set(_version 2.0.0)
cmake_minimum_required(VERSION 3.12)
include(CMakeParseArguments)

# Enable use of CODEGEN keyword in add_custom_command() calls if available
if(POLICY CMP0171)
cmake_policy(SET CMP0171 NEW)
endif()

if(COMMAND cmrc_add_resource_library)
if(NOT DEFINED _CMRC_VERSION OR NOT (_version STREQUAL _CMRC_VERSION))
message(WARNING "More than one CMakeRC version has been included in this project.")
Expand Down Expand Up @@ -487,10 +492,16 @@ function(cmrc_add_resource_library name)
string(REPLACE "\n " "\n" cpp_content "${cpp_content}")
file(GENERATE OUTPUT "${lib_tmp_cpp}" CONTENT "${cpp_content}")
get_filename_component(libcpp "${libdir}/lib.cpp" ABSOLUTE)
if(POLICY CMP0171)
set(maybe_CODEGEN CODEGEN)
else()
set(maybe_CODEGEN "")
endif()
add_custom_command(OUTPUT "${libcpp}"
DEPENDS "${lib_tmp_cpp}" "${cmrc_hpp}"
COMMAND ${CMAKE_COMMAND} -E copy_if_different "${lib_tmp_cpp}" "${libcpp}"
COMMENT "Generating ${name} resource loader"
${maybe_CODEGEN}
)
# Generate the actual static library. Each source file is just a single file
# with a character array compiled in containing the contents of the
Expand Down Expand Up @@ -619,6 +630,11 @@ function(cmrc_add_resources name)
endfunction()

function(_cmrc_generate_intermediate_cpp lib_ns symbol outfile infile)
if(POLICY CMP0171)
set(maybe_CODEGEN CODEGEN)
else()
set(maybe_CODEGEN "")
endif()
add_custom_command(
# This is the file we will generate
OUTPUT "${outfile}"
Expand All @@ -633,6 +649,7 @@ function(_cmrc_generate_intermediate_cpp lib_ns symbol outfile infile)
"-DOUTPUT_FILE=${outfile}"
-P "${_CMRC_SCRIPT}"
COMMENT "Generating intermediate file for ${infile}"
${maybe_CODEGEN}
)
endfunction()

Expand Down