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cmake_minimum_required(VERSION 3.12...3.31)
project(
PTlibzippy
LANGUAGES C
VERSION 0.0.5.1
HOMEPAGE_URL "https://projecttick.org/p/zlib"
DESCRIPTION "PTlibzippy - a general-purpose lossless data-compression library")
# ============================================================================
# CPack
# ============================================================================
set(CPACK_PACKAGE_VENDOR "PTlibzippy-Project")
set(CPACK_PACKAGE_DESCRIPTION_FILE ${PTlibzippy_SOURCE_DIR}/README)
set(CPACK_RESOURCE_FILE_LICENSE ${PTlibzippy_SOURCE_DIR}/COPYING.md)
set(CPACK_RESOURCE_FILE_README ${PTlibzippy_SOURCE_DIR}/README)
# ============================================================================
# configuration
# ============================================================================
option(PTLIBZIPPY_BUILD_TESTING "Enable Zlib Examples as tests" ON)
option(PTLIBZIPPY_BUILD_SHARED "Enable building zlib shared library" ON)
option(PTLIBZIPPY_BUILD_STATIC "Enable building zlib static library" ON)
option(PTLIBZIPPY_INSTALL "Enable installation of zlib" ON)
option(PTLIBZIPPY_PREFIX "prefix for all types and library functions, see ptzippyconf.h.in"
OFF)
mark_as_advanced(PTLIBZIPPY_PREFIX)
get_property(IS_MULTI GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG)
if(NOT DEFINED CMAKE_BUILD_TYPE AND NOT IS_MULTI)
message(STATUS "No CMAKE_BUILD_TYPE set -- using Release")
set(CMAKE_BUILD_TYPE Release)
endif(NOT DEFINED CMAKE_BUILD_TYPE AND NOT IS_MULTI)
include(CheckCSourceCompiles)
include(CheckFunctionExists)
include(CheckIncludeFile)
include(CMakePackageConfigHelpers)
include(CheckTypeSize)
include(CPack)
include(GNUInstallDirs)
set(CPACK_INCLUDED TRUE)
if(NOT PTLIBZIPPY_CONF_WRITTEN)
set(PT_PREFIX ${PTLIBZIPPY_PREFIX})
set(PTCONF_OUT_FILE ${PTlibzippy_BINARY_DIR}/ptzippyconf.h.cmakein)
file(READ ${PTlibzippy_SOURCE_DIR}/ptzippyconf.h PTZIPPYCONF_CONTENT)
string(FIND "${PTZIPPYCONF_CONTENT}" "#ifndef PTZIPPYCONF_H" PTZIPPYCONF_POS)
if(PTZIPPYCONF_POS EQUAL -1)
message(FATAL_ERROR "Failed to find '#ifndef PTZIPPYCONF_H' in ptzippyconf.h")
endif()
string(SUBSTRING "${PTZIPPYCONF_CONTENT}" 0 ${PTZIPPYCONF_POS} PTZIPPYCONF_HEAD)
string(SUBSTRING "${PTZIPPYCONF_CONTENT}" ${PTZIPPYCONF_POS} -1 PTZIPPYCONF_TAIL)
file(WRITE ${PTCONF_OUT_FILE} "${PTZIPPYCONF_HEAD}")
file(APPEND ${PTCONF_OUT_FILE} "#cmakedefine PT_PREFIX 1\n")
file(APPEND ${PTCONF_OUT_FILE} "#cmakedefine HAVE_STDARG_H 1\n")
file(APPEND ${PTCONF_OUT_FILE} "#cmakedefine HAVE_UNISTD_H 1\n")
file(APPEND ${PTCONF_OUT_FILE} "${PTZIPPYCONF_TAIL}")
set(PTLIBZIPPY_CONF_WRITTEN
TRUE
CACHE BOOL "ptzippyconf.h.cmakein was created")
mark_as_advanced(PTLIBZIPPY_CONF_WRITTEN)
endif(NOT PTLIBZIPPY_CONF_WRITTEN)
#
# Check to see if we have large file support
#
set(CMAKE_REQUIRED_DEFINITIONS -D_LARGEFILE64_SOURCE=1)
check_type_size(off64_t OFF64_T)
unset(CMAKE_REQUIRED_DEFINITIONS) # clear variable
#
# Check for fseeko
#
check_function_exists(fseeko HAVE_FSEEKO)
#
# Check for stdarg.h
#
check_include_file(stdarg.h HAVE_STDARG_H)
#
# Check for unistd.h
#
check_include_file(unistd.h HAVE_UNISTD_H)
# Check visibility attribute is supported
#
if(NOT WIN32)
if(MSVC)
set(CMAKE_REQUIRED_FLAGS "-WX")
else(MSVC)
set(CMAKE_REQUIRED_FLAGS "-Werror")
endif(MSVC)
check_c_source_compiles(
"
#include <stdlib.h>
void f(void) __attribute__ ((visibility(\"hidden\")));
int main(void) {return 0;}
"
HAVE___ATTR__VIS_HIDDEN)
unset(CMAKE_REQUIRED_FLAGS)
endif()
set(PTLIBZIPPY_PC ${PTlibzippy_BINARY_DIR}/ptlibzippy.pc)
configure_file(${PTlibzippy_SOURCE_DIR}/ptlibzippy.pc.cmakein ${PTLIBZIPPY_PC} @ONLY)
configure_file(${PTlibzippy_BINARY_DIR}/ptzippyconf.h.cmakein ${PTlibzippy_BINARY_DIR}/ptzippyconf.h)
# ============================================================================
# zlib
# ============================================================================
set(PTLIBZIPPY_PUBLIC_HDRS ${PTlibzippy_BINARY_DIR}/ptzippyconf.h ptlibzippy.h)
set(PTLIBZIPPY_PRIVATE_HDRS
crc32.h
deflate.h
ptzippyguts.h
inffast.h
inffixed.h
inflate.h
inftrees.h
trees.h
ptzippyutil.h)
set(PTLIBZIPPY_SRCS
adler32.c
compress.c
crc32.c
deflate.c
gzclose.c
gzlib.c
gzread.c
gzwrite.c
inflate.c
infback.c
inftrees.c
inffast.c
ptlibzippy_pngshim.c
trees.c
uncompr.c
ptzippyutil.c)
if(WIN32)
set(ptlibzippy_static_suffix "s")
set(CMAKE_DEBUG_POSTFIX "d")
endif(WIN32)
if(PTLIBZIPPY_BUILD_SHARED)
add_library(
ptlibzippy SHARED ${PTLIBZIPPY_SRCS} ${PTLIBZIPPY_PUBLIC_HDRS} ${PTLIBZIPPY_PRIVATE_HDRS}
$<$<OR:$<BOOL:${WIN32}>,$<BOOL:${CYGWIN}>>:win32/zlib1.rc>)
add_library(PTlibzippy::PTlibzippy ALIAS ptlibzippy)
target_include_directories(
ptlibzippy
PUBLIC $<BUILD_INTERFACE:${PTlibzippy_BINARY_DIR}>
$<BUILD_INTERFACE:${PTlibzippy_SOURCE_DIR}>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>)
target_compile_definitions(
ptlibzippy
PRIVATE PTLIBZIPPY_BUILD
PTLIBZIPPY_INTERNAL=
$<$<BOOL:NOT:${HAVE_FSEEKO}>:NO_FSEEKO>
$<$<BOOL:${HAVE___ATTR__VIS_HIDDEN}>:HAVE_HIDDEN>
$<$<BOOL:${MSVC}>:_CRT_SECURE_NO_DEPRECATE>
$<$<BOOL:${MSVC}>:_CRT_NONSTDC_NO_DEPRECATE>
PUBLIC $<$<BOOL:${HAVE_OFF64_T}>:_LARGEFILE64_SOURCE=1>)
set(INSTALL_VERSION ${PTlibzippy_VERSION})
if(NOT CYGWIN)
set_target_properties(ptlibzippy PROPERTIES SOVERSION ${PTlibzippy_VERSION_MAJOR}
VERSION ${INSTALL_VERSION})
endif(NOT CYGWIN)
set_target_properties(
ptlibzippy
PROPERTIES DEFINE_SYMBOL PTLIBZIPPY_DLL
EXPORT_NAME PTlibzippy
OUTPUT_NAME ptlibzippy)
if(UNIX
AND NOT APPLE
AND NOT (CMAKE_SYSTEM_NAME STREQUAL AIX)
AND NOT (CMAKE_SYSTEM_NAME STREQUAL SunOS))
# On unix-like platforms the library is almost always called libz
set_target_properties(
ptlibzippy
PROPERTIES LINK_FLAGS
"-Wl,--version-script,\"${PTlibzippy_SOURCE_DIR}/ptlibzippy.map\"")
endif(
UNIX
AND NOT APPLE
AND NOT (CMAKE_SYSTEM_NAME STREQUAL AIX)
AND NOT (CMAKE_SYSTEM_NAME STREQUAL SunOS))
endif(PTLIBZIPPY_BUILD_SHARED)
if(PTLIBZIPPY_BUILD_STATIC)
add_library(ptlibzippystatic STATIC ${PTLIBZIPPY_SRCS} ${PTLIBZIPPY_PUBLIC_HDRS}
${PTLIBZIPPY_PRIVATE_HDRS})
add_library(PTlibzippy::PTlibzippyStatic ALIAS ptlibzippystatic)
target_include_directories(
ptlibzippystatic
PUBLIC $<BUILD_INTERFACE:${PTlibzippy_BINARY_DIR}>
$<BUILD_INTERFACE:${PTlibzippy_SOURCE_DIR}>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>)
target_compile_definitions(
ptlibzippystatic
PRIVATE PTLIBZIPPY_BUILD
$<$<BOOL:NOT:${HAVE_FSEEKO}>:NO_FSEEKO>
$<$<BOOL:${HAVE___ATTR__VIS_HIDDEN}>:HAVE_HIDDEN>
$<$<BOOL:${MSVC}>:_CRT_SECURE_NO_DEPRECATE>
$<$<BOOL:${MSVC}>:_CRT_NONSTDC_NO_DEPRECATE>
PUBLIC $<$<BOOL:${HAVE_OFF64_T}>:_LARGEFILE64_SOURCE=1>)
set_target_properties(
ptlibzippystatic PROPERTIES EXPORT_NAME PTlibzippyStatic OUTPUT_NAME
ptlibzippy${ptlibzippy_static_suffix})
endif(PTLIBZIPPY_BUILD_STATIC)
if(PTLIBZIPPY_INSTALL)
if(PTLIBZIPPY_BUILD_SHARED)
install(
TARGETS ptlibzippy
COMPONENT Runtime
EXPORT ptlibzippySharedExport
RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}"
ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}"
LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}")
install(
EXPORT ptlibzippySharedExport
FILE PTlibzippy-shared.cmake
NAMESPACE PTlibzippy::
DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/ptlibzippy)
if(PTLIBZIPPY_INSTALL_COMPAT_DLL)
install(
FILES $<TARGET_FILE:ptlibzippy>
COMPONENT Development
RENAME ptlibzippy1.dll
DESTINATION "${CMAKE_INSTALL_BINDIR}")
endif(PTLIBZIPPY_INSTALL_COMPAT_DLL)
if(MSVC)
install(
FILES $<TARGET_PDB_FILE:ptlibzippy>
COMPONENT Runtime
DESTINATION ${CMAKE_INSTALL_BINDIR}
CONFIGURATIONS Debug OR RelWithDebInfo
OPTIONAL)
endif(MSVC)
endif(PTLIBZIPPY_BUILD_SHARED)
if(PTLIBZIPPY_BUILD_STATIC)
install(
TARGETS ptlibzippystatic
COMPONENT Development
EXPORT ptlibzippyStaticExport
RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}"
ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}"
LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}")
install(
EXPORT ptlibzippyStaticExport
FILE PTlibzippy-static.cmake
NAMESPACE PTlibzippy::
DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/ptlibzippy)
if(PTLIBZIPPY_INSTALL_COMPAT_DLL AND MINGW)
install(
FILES $<TARGET_FILE:ptlibzippystatic>
COMPONENT Development
RENAME libptlibzippy.dll.a
DESTINATION "${CMAKE_INSTALL_LIBDIR}")
endif(PTLIBZIPPY_INSTALL_COMPAT_DLL AND MINGW)
endif(PTLIBZIPPY_BUILD_STATIC)
configure_package_config_file(
${PTlibzippy_SOURCE_DIR}/ptlibzippyConfig.cmake.in
${PTlibzippy_BINARY_DIR}/PTlibzippyConfig.cmake
INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/ptlibzippy)
write_basic_package_version_file(
"${PTlibzippy_BINARY_DIR}/PTlibzippyConfigVersion.cmake"
VERSION "${PTlibzippy_VERSION}"
COMPATIBILITY AnyNewerVersion)
install(FILES ${PTlibzippy_BINARY_DIR}/PTlibzippyConfig.cmake
${PTlibzippy_BINARY_DIR}/PTlibzippyConfigVersion.cmake
DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/ptlibzippy)
install(
FILES ${PTLIBZIPPY_PUBLIC_HDRS}
COMPONENT Development
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}")
install(
FILES ptlibzippy.3
COMPONENT Docs
DESTINATION "${CMAKE_INSTALL_MANDIR}/man3")
install(
FILES COPYING.md
doc/algorithm.txt
doc/crc-doc.1.0.pdf
doc/rfc1950.txt
doc/rfc1951.txt
doc/rfc1952.txt
doc/txtvsbin.txt
COMPONENT Docs
DESTINATION "${CMAKE_INSTALL_DOCDIR}/ptlibzippy")
install(
FILES ${PTLIBZIPPY_PC}
COMPONENT Development
DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
endif(PTLIBZIPPY_INSTALL)
# ============================================================================
# Tests
# ============================================================================
if(PTLIBZIPPY_BUILD_TESTING)
enable_testing()
add_subdirectory(test)
endif(PTLIBZIPPY_BUILD_TESTING)
add_subdirectory(contrib)
|
