89 lines
2.3 KiB
CMake
89 lines
2.3 KiB
CMake
function(FileEmbedSetup)
|
|
|
|
if (NOT EXISTS ${CMAKE_BINARY_DIR}/file_embed)
|
|
file(MAKE_DIRECTORY ${CMAKE_BINARY_DIR}file_embed)
|
|
endif ()
|
|
|
|
if (NOT EXISTS ${CMAKE_BINARY_DIR}/file_embed/file_embed_empty.c)
|
|
file(WRITE ${CMAKE_BINARY_DIR}/file_embed/file_embed_empty.c "")
|
|
endif ()
|
|
|
|
add_library(file_embed ${CMAKE_BINARY_DIR}/file_embed/file_embed_empty.c)
|
|
target_include_directories(file_embed PUBLIC ${CMAKE_BINARY_DIR}/file_embed)
|
|
|
|
endfunction()
|
|
|
|
function(FileEmbedAdd file)
|
|
FileEmbedGenerate(${file} var)
|
|
target_sources(file_embed PUBLIC ${var})
|
|
|
|
add_custom_command(
|
|
OUTPUT ${var}
|
|
COMMAND ${CMAKE_COMMAND}
|
|
-DRUN_FILE_EMBED_GENERATE=1
|
|
-DFILE_EMBED_GENERATE_PATH=${file}
|
|
-P ${CMAKE_SOURCE_DIR}/cmake/FileEmbed.cmake
|
|
MAIN_DEPENDENCY ${file}
|
|
)
|
|
endfunction()
|
|
|
|
function(FileEmbedGenerate file generated_c)
|
|
|
|
get_filename_component(base_filename ${file} NAME)
|
|
set(output_filename "${base_filename}.c")
|
|
string(MAKE_C_IDENTIFIER ${base_filename} c_name)
|
|
file(READ ${file} content HEX)
|
|
message(${content})
|
|
|
|
# Separate into individual bytes.
|
|
string(REGEX MATCHALL "([A-Fa-f0-9][A-Fa-f0-9])" SEPARATED_HEX ${content})
|
|
|
|
set(output_c "")
|
|
|
|
set(counter 0)
|
|
foreach (hex IN LISTS SEPARATED_HEX)
|
|
string(APPEND output_c "0x${hex},")
|
|
MATH(EXPR counter "${counter}+1")
|
|
if (counter GREATER 16)
|
|
string(APPEND output_c "\n ")
|
|
set(counter 0)
|
|
endif ()
|
|
endforeach ()
|
|
|
|
set(output_c "
|
|
#include \"${c_name}.h\"
|
|
uint8_t ${c_name}_data[] = {
|
|
${output_c}
|
|
}\;
|
|
unsigned ${c_name}_size = sizeof(${c_name}_data)\;
|
|
")
|
|
|
|
set(output_h "
|
|
#ifndef ${c_name}_H
|
|
#define ${c_name}_H
|
|
#include \"stdint.h\"
|
|
extern uint8_t ${c_name}_data[]\;
|
|
extern unsigned ${c_name}_size\;
|
|
#endif // ${c_name}_H
|
|
")
|
|
|
|
|
|
if (NOT EXISTS ${CMAKE_BINARY_DIR}/file_embed)
|
|
file(MAKE_DIRECTORY ${CMAKE_BINARY_DIR}file_embed)
|
|
endif ()
|
|
|
|
|
|
file(WRITE ${CMAKE_BINARY_DIR}/file_embed/${c_name}.c
|
|
${output_c})
|
|
|
|
file(WRITE ${CMAKE_BINARY_DIR}/file_embed/${c_name}.h
|
|
${output_h})
|
|
|
|
set(${generated_c} ${CMAKE_BINARY_DIR}/file_embed/${c_name}.c PARENT_SCOPE)
|
|
|
|
endfunction()
|
|
|
|
if (RUN_FILE_EMBED_GENERATE)
|
|
FileEmbedGenerate(${FILE_EMBED_GENERATE_PATH} var)
|
|
endif ()
|