CMakeLists.txt

# Copyright (C) 2016-2018 |Meso|Star>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.

cmake_minimum_required(VERSION 3.8)
project(tinyexpr C)
enable_testing()

option(LIB_ONLY "Do not compile the test pograms nor the benchmark" OFF)

set(TINYEXPR_SOURCE_DIR ${PROJECT_SOURCE_DIR}/..)

include_directories(${TINYEXPR_SOURCE_DIR})

################################################################################
# Configure and define targets
################################################################################
set(VERSION_MAJOR 1)
set(VERSION_MINOR 0)
set(VERSION_PATCH 0)
set(VERSION ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH})

if(CMAKE_COMPILER_IS_GNUCC)
  set(MATH_LIB m)
endif()

if(MSVC)
  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W4")
elseif(CMAKE_COMPILER_IS_GNUCC)
  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wshadow -Wcast-align -Wmissing-declarations -Wmissing-prototypes -Wconversion -Wno-long-long -pedantic")
endif()

ADD_LIBRARY(tinyexpr STATIC
  ${TINYEXPR_SOURCE_DIR}/tinyexpr.c ${TINYEXPR_SOURCE_DIR}/tinyexpr.h)
target_compile_features(tinyexpr PUBLIC c_std_99)
set_target_properties(tinyexpr PROPERTIES
  VERSION ${VERSION}
  SOVERSION ${VERSION_MAJOR})

################################################################################
# Define tests
################################################################################
if(NOT LIB_ONLY)
  add_executable(bench ${TINYEXPR_SOURCE_DIR}/benchmark.c)
  target_link_libraries(bench tinyexpr ${MATH_LIB})

  add_executable(example ${TINYEXPR_SOURCE_DIR}/example.c)
  target_link_libraries(example tinyexpr ${MATH_LIB})
  add_test(example example)

  add_executable(example2 ${TINYEXPR_SOURCE_DIR}/example2.c)
  target_link_libraries(example2 tinyexpr ${MATH_LIB})
  add_test(example2 example2)

  add_executable(example3 ${TINYEXPR_SOURCE_DIR}/example3.c)
  target_link_libraries(example3 tinyexpr ${MATH_LIB})
  add_test(example3 example3)

  add_executable(test_pow_left ${TINYEXPR_SOURCE_DIR}/test.c)
  target_link_libraries(test_pow_left tinyexpr ${MATH_LIB})
  add_test(test_pow_left test_pow_left)

  file(READ ${TINYEXPR_SOURCE_DIR}/tinyexpr.c tinyexpr_c_file_content)
  file(WRITE ${PROJECT_BINARY_DIR}/tinyexpr_pow_right.c
"#define TE_POW_FROM_RIGHT 1
#define TE_NAT_LOG 1
${tinyexpr_c_file_content}")

  file(READ ${TINYEXPR_SOURCE_DIR}/test.c test_c_file_content)
  file(WRITE ${PROJECT_BINARY_DIR}/test_pow_right.c
"#define TE_POW_FROM_RIGHT 1
#define TE_NAT_LOG 1
${test_c_file_content}")

  ADD_LIBRARY(tinyexpr_pow_right STATIC
    ${PROJECT_BINARY_DIR}/tinyexpr_pow_right.c ${TINYEXPR_SOURCE_DIR}/tinyexpr.h)
  target_compile_features(tinyexpr_pow_right PUBLIC c_std_99)
  set_target_properties(tinyexpr_pow_right PROPERTIES VERSION ${VERSION})

  add_executable(test_pow_right ${PROJECT_BINARY_DIR}/test_pow_right.c)
  add_dependencies(test_pow_right tinyexpr_pow_right)
  target_link_libraries(test_pow_right tinyexpr_pow_right ${MATH_LIB})
  add_test(test_pow_right test_pow_right)
endif(NOT LIB_ONLY)