CMakeLists.txt

# ----------------------------------------------------------------------------------------
# uri (header only)
# Copyright (C) 2024 Fix8 Market Technologies Pty Ltd
#   by David L. Dight
# see https://github.com/fix8mt/uri
#
# Lightweight header-only C++20 URI parser
#
# Distributed under the Boost Software License, Version 1.0 August 17th, 2003
#
# Permission is hereby granted, free of charge, to any person or organization
# obtaining a copy of the software and accompanying documentation covered by
# this license (the "Software") to use, reproduce, display, distribute,
# execute, and transmit the Software, and to prepare derivative works of the
# Software, and to permit third-parties to whom the Software is furnished to
# do so, all subject to the following:
#
# The copyright notices in the Software and this entire statement, including
# the above license grant, this restriction and the following disclaimer,
# must be included in all copies of the Software, in whole or in part, and
# all derivative works of the Software, unless such copies or derivative
# works are solely in the form of machine-executable object code generated by
# a source language processor.
#
# 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, TITLE AND NON-INFRINGEMENT. IN NO EVENT
# SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
# FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
#
# ----------------------------------------------------------------------------------------
# cmake config
#	clang
#		CXX="clang++" CC="clang" cmake ..
#	gcc
#		CXX="g++" CC="gcc" cmake ..
#
# min cmake version 3.20 (Mar 24, 2021)
# ----------------------------------------------------------------------------------------
cmake_minimum_required (VERSION 3.20)
project (uri
	LANGUAGES CXX
	HOMEPAGE_URL https://github.com/fix8mt/uri
	DESCRIPTION "Lightweight header-only C++20 URI parser"
	VERSION 1.3.1
)
include(FetchContent)

# to disable building benchmarking tests:
# cmake -DBUILD_BENCHMARKS=false ..
option(BUILD_BENCHMARKS "enable building benchmarking tests" true)
message("-- Build benchmarking tests: ${BUILD_BENCHMARKS}")
if(BUILD_BENCHMARKS)
	message(STATUS "Downloading Criterion...")
	FetchContent_Declare(Criterion
		GIT_REPOSITORY https://github.com/p-ranav/criterion.git
		GIT_SHALLOW	ON
	)
	FetchContent_MakeAvailable(Criterion)
endif()

message(STATUS "Downloading Catch2...")
FetchContent_Declare(Catch2
	GIT_REPOSITORY https://github.com/catchorg/Catch2.git
	GIT_SHALLOW	ON
	GIT_TAG devel
)
FetchContent_MakeAvailable(Catch2)
list(APPEND CMAKE_MODULE_PATH ${catch2_SOURCE_DIR}/extras)

set(files uritest.cpp unittests.cpp)
if(BUILD_BENCHMARKS)
	list(APPEND files benchmarks.cpp)
endif()
foreach(x IN LISTS files)
	cmake_path(GET x STEM LAST_ONLY target)
	add_executable(${target} examples/${x})
	set_target_properties(${target} PROPERTIES CXX_STANDARD 20 CXX_STANDARD_REQUIRED true)
	target_include_directories(${target} PRIVATE include examples)
	target_link_libraries(${target} PRIVATE Catch2::Catch2WithMain)
	if(BUILD_BENCHMARKS)
		target_link_libraries(${target} PRIVATE Criterion)
	endif()
	cmake_path(GET x FILENAME fname)
	get_target_property(cppstd ${target} CXX_STANDARD)
	message("-- adding ${fname} cxx std: C++${cppstd}")
endforeach()

include(Catch)
enable_testing()
catch_discover_tests(unittests)