zephyr/cmake/bintools/gnu/target_readelf.cmake

61 lines
1.7 KiB
CMake

# SPDX-License-Identifier: Apache-2.0
# Construct a commandline suitable for calling the toolchain binary tools
# version of readelf.
#
# Usage:
# bintools_readelf(
# RESULT_CMD_LIST <List of commands to be executed, usually after build>
# RESULT_BYPROD_LIST <List of command output byproducts>
#
# HEADERS <Display all the headers in the input file>
#
# FILE_INPUT <The input file>
# FILE_OUTPUT <The output file>
# )
function(bintools_readelf)
cmake_parse_arguments(
# Prefix of output variables
BINTOOLS_READELF
# List of argument names without values, hence boolean
"HEADERS"
# List of argument names with one value
"RESULT_CMD_LIST;RESULT_BYPROD_LIST;FILE_INPUT;FILE_OUTPUT"
# List of argument names with multible values
""
# Parser input
${ARGN}
)
# Verify arguments
if(NOT DEFINED BINTOOLS_READELF_RESULT_CMD_LIST OR NOT DEFINED ${BINTOOLS_READELF_RESULT_CMD_LIST})
message(FATAL_ERROR "RESULT_CMD_LIST is required.")
elseif(NOT DEFINED BINTOOLS_READELF_FILE_INPUT)
message(FATAL_ERROR "FILE_INPUT is required.")
endif()
# Handle headers
set(readelf_headers "")
if(${BINTOOLS_READELF_HEADERS})
set(readelf_headers "-e") # --headers
endif()
# Handle output
set(readelf_output "")
if(DEFINED BINTOOLS_READELF_FILE_OUTPUT)
set(readelf_output > ${BINTOOLS_READELF_FILE_OUTPUT})
endif()
# Construct the command
set(readelf_cmd
# Base command
COMMAND ${CMAKE_READELF} ${readelf_headers}
# Input and Output
${BINTOOLS_READELF_FILE_INPUT} ${readelf_output}
)
# Place command in the parent provided variable
set(${BINTOOLS_READELF_RESULT_CMD_LIST} ${readelf_cmd} PARENT_SCOPE)
endfunction(bintools_readelf)