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https://github.com/espressif/esp-idf.git
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52 lines
1.8 KiB
CMake
52 lines
1.8 KiB
CMake
# A CMake script to run serial tool commands supporting ESPPORT and
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# ESPBAUD environment variables from within ninja or make or another
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# cmake-based build runner.
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#
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# It is recommended to NOT USE this CMake script if you have the option of
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# running the tool directly. This script exists only for use inside CMake builds.
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cmake_minimum_required(VERSION 3.5)
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if(NOT IDF_PATH)
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message(FATAL_ERROR "IDF_PATH not set.")
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endif()
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if(NOT SERIAL_TOOL OR NOT SERIAL_TOOL_ARGS)
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message(FATAL_ERROR "SERIAL_TOOL and SERIAL_TOOL_ARGS must "
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"be specified on the CMake command line. For direct execution, it is "
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"strongly recommended to run ${SERIAL_TOOL} directly.")
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endif()
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# Main purpose of this script: we can't expand these environment variables in the main IDF CMake build,
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# because we want to expand them at flashing time not at CMake runtime (so they can change
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# without needing a CMake re-run)
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set(ESPPORT $ENV{ESPPORT})
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if(NOT ESPPORT)
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message("Note: ${SERIAL_TOOL} will search for a serial port. "
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"To specify a port, set the ESPPORT environment variable.")
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else()
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set(port_arg "-p ${ESPPORT}")
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endif()
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set(ESPBAUD $ENV{ESPBAUD})
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if(NOT ESPBAUD)
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message("Note: ${SERIAL_TOOL} will attempt to set baud rate automatically. "
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"To specify a baud rate, set the ESPBAUD environment variable.")
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else()
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set(baud_arg "-b ${ESPBAUD}")
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endif()
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set(serial_tool_cmd "${SERIAL_TOOL} ${port_arg} ${baud_arg} ${SERIAL_TOOL_ARGS}")
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include("${IDF_PATH}/tools/cmake/utilities.cmake")
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spaces2list(serial_tool_cmd)
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execute_process(COMMAND ${serial_tool_cmd}
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WORKING_DIRECTORY "${WORKING_DIRECTORY}"
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RESULT_VARIABLE result
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)
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if(${result})
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# No way to have CMake silently fail, unfortunately
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message(FATAL_ERROR "${SERIAL_TOOL} failed")
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endif()
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