vcpkg/ports/gsl/CMakeLists.txt
2017-05-03 11:25:35 -07:00

66 lines
2.4 KiB
CMake

cmake_minimum_required(VERSION 3.8)
project(libgsl C)
option(INSTALL_HEADERS "Install public header files" ON)
# Function to extract parameter from makefile. Space separated values are returned as lists
function(extract_from_makefile PATTERN RETURN FILEPATH)
file(READ ${FILEPATH} MAKEFILE_CONTENT)
string(REGEX MATCH "${PATTERN}" CONTENTS "${MAKEFILE_CONTENT}")
set(CONTENTS ${CMAKE_MATCH_1})
# Split string into list
string(REGEX REPLACE "[ \t]+" ";" CONTENTS "${CONTENTS}")
if("${CONTENTS}" STREQUAL "")
message(AUTHOR_WARNING "No match for \"${PATTERN}\" found in file ${FILEPATH}")
endif()
# Return
set(${RETURN} ${CONTENTS} PARENT_SCOPE)
endfunction(extract_from_makefile)
# Function to extract C sources from makefile
function(extract_sources SUBFOLDER ALLSOURCES)
extract_from_makefile("lib[a-zA-Z1-9_]*_la_SOURCES[ \t]*=[ \t]*([^\n]*)" SOURCEFILES "${SUBFOLDER}/Makefile.am")
# Add the folder in front of the file names
string(REGEX REPLACE "([^;]+)" "${SUBFOLDER}/\\1" SOURCEFILES "${SOURCEFILES}")
# Return
set(${ALLSOURCES} ${${ALLSOURCES}} ${SOURCEFILES} PARENT_SCOPE)
endfunction(extract_sources)
set(SOURCES)
extract_from_makefile("SUBDIRS = ([^\n]*)" FOLDERS "./Makefile.am")
extract_sources("." SOURCES)
foreach(DIR IN LISTS FOLDERS)
extract_sources("${DIR}" SOURCES)
endforeach()
file(READ gsl_types.h GSLTYPES_H)
string(REPLACE "#ifdef WIN32" "#if 1 /*WIN32*/" GSLTYPES_H "${GSLTYPES_H}")
if(BUILD_SHARED_LIBS)
string(REPLACE "# ifdef GSL_DLL" "# if 1 /*GSL_DLL*/" GSLTYPES_H "${GSLTYPES_H}")
endif()
file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/gsl_types.h "${GSLTYPES_H}")
file(GLOB_RECURSE PUBLIC_HEADERS gsl*.h)
list(APPEND PUBLIC_HEADERS ${CMAKE_CURRENT_BINARY_DIR}/gsl_types.h)
add_library(libgsl ${SOURCES})
set_target_properties(libgsl PROPERTIES DEFINE_SYMBOL DLL_EXPORT WINDOWS_EXPORT_ALL_SYMBOLS ON)
if(INSTALL_HEADERS)
set_target_properties(libgsl PROPERTIES PUBLIC_HEADER "${PUBLIC_HEADERS}")
endif()
target_include_directories(libgsl PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
# For the build, we need to copy all headers to the gsl directory
file(COPY ${PUBLIC_HEADERS} DESTINATION "${CMAKE_CURRENT_SOURCE_DIR}/gsl")
set(TARGET_INSTALL_OPTIONS)
if(INSTALL_HEADERS)
set(TARGET_INSTALL_OPTIONS PUBLIC_HEADER DESTINATION include/gsl)
endif()
install(TARGETS libgsl
RUNTIME DESTINATION bin
LIBRARY DESTINATION lib
ARCHIVE DESTINATION lib
${TARGET_INSTALL_OPTIONS}
)