# MIT License
#
# Copyright (c) 2025 Advanced Micro Devices, Inc. All rights reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

cmake_minimum_required(VERSION 3.21)

if(NOT DEFINED ROCPROFSYS_VERSION)
    file(READ "${CMAKE_CURRENT_LIST_DIR}/../VERSION" FULL_VERSION_STRING LIMIT_COUNT 1)
    string(REGEX REPLACE "(\n|\r)" "" FULL_VERSION_STRING "${FULL_VERSION_STRING}")
    string(
        REGEX REPLACE
        "([0-9]+)\.([0-9]+)\.([0-9]+)(.*)"
        "\\1.\\2.\\3"
        ROCPROFSYS_VERSION
        "${FULL_VERSION_STRING}"
    )
endif()

find_package(Git)

if(Git_FOUND AND EXISTS ".git")
    execute_process(
        COMMAND ${GIT_EXECUTABLE} describe --tags
        OUTPUT_VARIABLE ROCPROFSYS_GIT_TAG
        OUTPUT_STRIP_TRAILING_WHITESPACE
        RESULT_VARIABLE _GIT_DESCRIBE_RESULT
        ERROR_QUIET
    )
    if(NOT _GIT_DESCRIBE_RESULT EQUAL 0)
        execute_process(
            COMMAND ${GIT_EXECUTABLE} describe
            OUTPUT_VARIABLE ROCPROFSYS_GIT_TAG
            OUTPUT_STRIP_TRAILING_WHITESPACE
            RESULT_VARIABLE _GIT_DESCRIBE_RESULT
            ERROR_QUIET
        )
    endif()
else()
    message(
        STATUS
        "Git not found or .git directory not found; using version ${ROCPROFSYS_VERSION}"
    )
    set(GIT_DESCRIBE "v${ROCPROFSYS_VERSION}")
endif()

if(NOT DEFINED OUTPUT_DIR)
    set(OUTPUT_DIR ${CMAKE_CURRENT_LIST_DIR})
endif()

message(STATUS "Writing ${OUTPUT_DIR}/rocprofiler-systems-install.py.")
message(STATUS "rocprofiler-systems version: ${ROCPROFSYS_VERSION}.")
message(STATUS "rocprofiler-systems git describe: ${ROCPROFSYS_GIT_TAG}")

configure_file(
    ${CMAKE_CURRENT_LIST_DIR}/../cmake/Templates/rocprof-sys-install.py.in
    ${OUTPUT_DIR}/rocprofiler-systems-install.py
    @ONLY
)