# PhysicsFS; a portable, flexible file i/o abstraction.

# Copyright (C) 2007 Ryan C. Gordon.

#

# Please see the file LICENSE.txt in the source's root directory.

CMAKE_MINIMUM_REQUIRED(VERSION 2.4)

PROJECT(PhysicsFS)

SET(PHYSFS_VERSION 1.1.1)

SET(PHYSFS_SOVERSION 1)

# I hate that they define "WIN32" ... we're about to move to Win64...I hope!

IF(WIN32 AND NOT WINDOWS)

SET(WINDOWS TRUE)

ENDIF(WIN32 AND NOT WINDOWS)

# Bleh, let's do it for "APPLE" too.

IF(APPLE AND NOT MACOSX)

SET(MACOSX TRUE)

ENDIF(APPLE AND NOT MACOSX)

INCLUDE(CheckIncludeFile)

INCLUDE(CheckLibraryExists)

INCLUDE(CheckCSourceCompiles)

INCLUDE_DIRECTORIES(.)

#INCLUDE_DIRECTORIES(platform)

#INCLUDE_DIRECTORIES(archivers)

IF(MACOSX)

# Fallback to older OS X on PowerPC to support wider range of systems...

IF(CMAKE_OSX_ARCHITECTURES MATCHES ppc)

ADD_DEFINITIONS(-DMAC_OS_X_VERSION_MIN_REQUIRED=1020)

SET(OTHER_LDFLAGS ${OTHER_LDFLAGS} " -mmacosx-version-min=10.2")

ENDIF(CMAKE_OSX_ARCHITECTURES MATCHES ppc)

# Need these everywhere...

ADD_DEFINITIONS(-fno-common)

SET(OTHER_LDFLAGS ${OTHER_LDFLAGS} " -framework Carbon -framework IOKit")

ENDIF(MACOSX)

# Add some gcc-specific command lines.

IF(CMAKE_COMPILER_IS_GNUCC)

# Always build with debug symbols...you can strip it later.

ADD_DEFINITIONS(-g -pipe -Werror -fsigned-char)

# Stupid BeOS generates warnings in the system headers.

IF(NOT BEOS)

ADD_DEFINITIONS(-Wall)

ENDIF(NOT BEOS)

CHECK_C_SOURCE_COMPILES("

#if ((defined(__GNUC__)) && (__GNUC__ >= 4))

int main(int argc, char **argv) { int is_gcc4 = 1; return 0; }

#else

#error This is not gcc4.

#endif

" PHYSFS_IS_GCC4)

IF(PHYSFS_IS_GCC4)

ADD_DEFINITIONS(-fvisibility=hidden)

ENDIF(PHYSFS_IS_GCC4)

ENDIF(CMAKE_COMPILER_IS_GNUCC)

# Basic chunks of source code ...

SET(ZLIB_SRCS

zlib123/adler32.c

zlib123/compress.c

zlib123/crc32.c

zlib123/deflate.c

zlib123/gzio.c

zlib123/infback.c

zlib123/inffast.c

zlib123/inflate.c

zlib123/inftrees.c

zlib123/trees.c

zlib123/uncompr.c

zlib123/zutil.c

)

SET(LZMA_SRCS

lzma/7zBuffer.c

lzma/7zCrc.c

lzma/7zDecode.c

lzma/7zExtract.c

lzma/7zHeader.c

lzma/7zIn.c

lzma/7zItem.c

lzma/7zMethodID.c

lzma/LzmaDecode.c

lzma/LzmaStateDecode.c

)

IF(BEOS)

# We add this explicitly, since we don't want CMake to think this

# is a C++ project unless we're on BeOS.

SET(PHYSFS_BEOS_SRCS platform/beos.cpp)

SET(OPTIONAL_LIBRARY_LIBS ${OPTIONAL_LIBRARY_LIBS} be root)

ENDIF(BEOS)

# Almost everything is "compiled" here, but things that don't apply to the

# build are #ifdef'd out. This is to make it easy to embed PhysicsFS into

# another project or bring up a new build system: just compile all the source

# code and #define the things you want.

SET(PHYSFS_SRCS

physfs.c

physfs_byteorder.c

physfs_unicode.c

platform/macclassic.c

platform/os2.c

platform/pocketpc.c

platform/posix.c

platform/unix.c

platform/windows.c

archivers/dir.c

archivers/grp.c

archivers/hog.c

archivers/lzma.c

archivers/mvl.c

archivers/qpak.c

archivers/wad.c

archivers/zip.c

${PHYSFS_BEOS_SRCS}

)

# platform layers ...

IF(UNIX)

IF(BEOS)

SET(PHYSFS_HAVE_CDROM_SUPPORT TRUE)

SET(PHYSFS_HAVE_THREAD_SUPPORT TRUE)

SET(HAVE_PTHREAD_H TRUE)

ELSE(BEOS)

# !!! FIXME

# AC_DEFINE([PHYSFS_HAVE_LLSEEK], 1, [define if we have llseek])

CHECK_INCLUDE_FILE(sys/ucred.h HAVE_UCRED_H)

IF(HAVE_UCRED_H)

ADD_DEFINITIONS(-DPHYSFS_HAVE_SYS_UCRED_H=1)

SET(PHYSFS_HAVE_CDROM_SUPPORT TRUE)

ENDIF(HAVE_UCRED_H)

CHECK_INCLUDE_FILE(mntent.h HAVE_MNTENT_H)

IF(HAVE_MNTENT_H)

ADD_DEFINITIONS(-DPHYSFS_HAVE_MNTENT_H=1)

SET(PHYSFS_HAVE_CDROM_SUPPORT TRUE)

ENDIF(HAVE_MNTENT_H)

CHECK_INCLUDE_FILE(pthread.h HAVE_PTHREAD_H)

IF(HAVE_PTHREAD_H)

SET(PHYSFS_HAVE_THREAD_SUPPORT TRUE)

ELSE(HAVE_PTHREAD_H)

ADD_DEFINITIONS(-DPHYSFS_NO_PTHREADS_SUPPORT=1)

ENDIF(HAVE_PTHREAD_H)

ENDIF(BEOS)

ENDIF(UNIX)

IF(WINDOWS)

SET(PHYSFS_HAVE_CDROM_SUPPORT TRUE)

SET(PHYSFS_HAVE_THREAD_SUPPORT TRUE)

ENDIF(WINDOWS)

IF(NOT PHYSFS_HAVE_CDROM_SUPPORT)

ADD_DEFINITIONS(-DPHYSFS_NO_CDROM_SUPPORT=1)

MESSAGE(WARNING " ***")

MESSAGE(WARNING " *** There is no CD-ROM support in this build!")

MESSAGE(WARNING " *** PhysicsFS will just pretend there are no discs.")

MESSAGE(WARNING " *** This may be fine, depending on how PhysicsFS is used,")

MESSAGE(WARNING " *** but is this what you REALLY wanted?")

MESSAGE(WARNING " *** (Maybe fix CMakeLists.txt, or write a platform driver?)")

MESSAGE(WARNING " ***")

ENDIF(NOT PHYSFS_HAVE_CDROM_SUPPORT)

IF(PHYSFS_HAVE_THREAD_SUPPORT)

ADD_DEFINITIONS(-D_REENTRANT -D_THREAD_SAFE)

ELSE(PHYSFS_HAVE_THREAD_SUPPORT)

MESSAGE(WARNING " ***")

MESSAGE(WARNING " *** There is no thread support in this build!")

MESSAGE(WARNING " *** PhysicsFS will NOT be reentrant!")

MESSAGE(WARNING " *** This may be fine, depending on how PhysicsFS is used,")

MESSAGE(WARNING " *** but is this what you REALLY wanted?")

MESSAGE(WARNING " *** (Maybe fix CMakeLists.txt, or write a platform driver?)")

MESSAGE(WARNING " ***")

ENDIF(PHYSFS_HAVE_THREAD_SUPPORT)

CHECK_INCLUDE_FILE(assert.h HAVE_ASSERT_H)

IF(HAVE_ASSERT_H)

ADD_DEFINITIONS(-DHAVE_ASSERT_H=1)

ENDIF(HAVE_ASSERT_H)

# Archivers ...

OPTION(PHYSFS_ARCHIVE_ZIP "Enable ZIP support" TRUE)

IF(PHYSFS_ARCHIVE_ZIP)

ADD_DEFINITIONS(-DPHYSFS_SUPPORTS_ZIP=1)

SET(PHYSFS_NEED_ZLIB TRUE)

ENDIF(PHYSFS_ARCHIVE_ZIP)

OPTION(PHYSFS_ARCHIVE_7Z "Enable 7zip support" TRUE)

IF(PHYSFS_ARCHIVE_7Z)

ADD_DEFINITIONS(-DPHYSFS_SUPPORTS_7Z=1)

# !!! FIXME: rename to 7z.c?

SET(PHYSFS_SRCS ${PHYSFS_SRCS} ${LZMA_SRCS})

INCLUDE_DIRECTORIES(lzma)

ADD_DEFINITIONS(-D_LZMA_IN_CB=1)

ADD_DEFINITIONS(-D_LZMA_PROB32=1)

ADD_DEFINITIONS(-D_LZMA_SYSTEM_SIZE_T=1)

ADD_DEFINITIONS(-D_SZ_ONE_DIRECTORY=1)

ENDIF(PHYSFS_ARCHIVE_7Z)

OPTION(PHYSFS_ARCHIVE_GRP "Enable Build Engine GRP support" TRUE)

IF(PHYSFS_ARCHIVE_GRP)

ADD_DEFINITIONS(-DPHYSFS_SUPPORTS_GRP=1)

ENDIF(PHYSFS_ARCHIVE_GRP)

OPTION(PHYSFS_ARCHIVE_WAD "Enable Doom WAD support" TRUE)

IF(PHYSFS_ARCHIVE_WAD)

ADD_DEFINITIONS(-DPHYSFS_SUPPORTS_WAD=1)

ENDIF(PHYSFS_ARCHIVE_WAD)

OPTION(PHYSFS_ARCHIVE_HOG "Enable Descent I/II HOG support" TRUE)

IF(PHYSFS_ARCHIVE_HOG)

ADD_DEFINITIONS(-DPHYSFS_SUPPORTS_HOG=1)

ENDIF(PHYSFS_ARCHIVE_HOG)

OPTION(PHYSFS_ARCHIVE_MVL "Enable Descent I/II MVL support" TRUE)

IF(PHYSFS_ARCHIVE_MVL)

ADD_DEFINITIONS(-DPHYSFS_SUPPORTS_MVL=1)

ENDIF(PHYSFS_ARCHIVE_MVL)

OPTION(PHYSFS_ARCHIVE_QPAK "Enable Quake I/II QPAK support" TRUE)

IF(PHYSFS_ARCHIVE_QPAK)

ADD_DEFINITIONS(-DPHYSFS_SUPPORTS_QPAK=1)

ENDIF(PHYSFS_ARCHIVE_QPAK)

# See if some archiver required zlib, and see about using system version.

IF(PHYSFS_NEED_ZLIB)

CHECK_INCLUDE_FILE(zlib.h HAVE_ZLIB_H)

IF(HAVE_ZLIB_H)

CHECK_LIBRARY_EXISTS("z" "inflate" "" HAVE_LIBZ)

IF(HAVE_LIBZ)

SET(HAVE_SYSTEM_ZLIB TRUE)

ENDIF(HAVE_LIBZ)

ENDIF(HAVE_ZLIB_H)

IF(HAVE_SYSTEM_ZLIB)

OPTION(PHYSFS_INTERNAL_ZLIB "Link own zlib instead of system library" FALSE)

ELSE(HAVE_SYSTEM_ZLIB)

SET(PHYSFS_INTERNAL_ZLIB TRUE)

ENDIF(HAVE_SYSTEM_ZLIB)

IF(PHYSFS_INTERNAL_ZLIB)

INCLUDE_DIRECTORIES(zlib123)

ADD_DEFINITIONS(-DZ_PREFIX=1)

SET(PHYSFS_SRCS ${PHYSFS_SRCS} ${ZLIB_SRCS})

ELSE(PHYSFS_INTERNAL_ZLIB)

SET(OPTIONAL_LIBRARY_LIBS ${OPTIONAL_LIBRARY_LIBS} z)

ENDIF(PHYSFS_INTERNAL_ZLIB)

ENDIF(PHYSFS_NEED_ZLIB)

OPTION(PHYSFS_BUILD_STATIC "Build static library" TRUE)

IF(PHYSFS_BUILD_STATIC)

ADD_LIBRARY(physfs-static STATIC ${PHYSFS_SRCS})

SET_TARGET_PROPERTIES(physfs-static PROPERTIES OUTPUT_NAME "physfs")

SET(PHYSFS_LIB_TARGET physfs-static)

SET(PHYSFS_INSTALL_TARGETS ${PHYSFS_INSTALL_TARGETS} ";physfs")

ENDIF(PHYSFS_BUILD_STATIC)

OPTION(PHYSFS_BUILD_SHARED "Build shared library" TRUE)

IF(PHYSFS_BUILD_SHARED)

ADD_LIBRARY(physfs SHARED ${PHYSFS_SRCS})

SET_TARGET_PROPERTIES(physfs PROPERTIES VERSION ${PHYSFS_VERSION})

SET_TARGET_PROPERTIES(physfs PROPERTIES SOVERSION ${PHYSFS_SOVERSION})

TARGET_LINK_LIBRARIES(physfs ${OPTIONAL_LIBRARY_LIBS} ${OTHER_LDFLAGS})

SET(PHYSFS_LIB_TARGET physfs)

SET(PHYSFS_INSTALL_TARGETS ${PHYSFS_INSTALL_TARGETS} ";physfs-static")

ENDIF(PHYSFS_BUILD_SHARED)

IF(NOT PHYSFS_BUILD_SHARED AND NOT PHYSFS_BUILD_STATIC)

MESSAGE(FATAL "Both shared and static libraries are disabled!")

ENDIF(NOT PHYSFS_BUILD_SHARED AND NOT PHYSFS_BUILD_STATIC)

# CMake FAQ says I need this...

IF(PHYSFS_BUILD_SHARED AND PHYSFS_BUILD_STATIC)

SET_TARGET_PROPERTIES(physfs PROPERTIES CLEAN_DIRECT_OUTPUT 1)

SET_TARGET_PROPERTIES(physfs-static PROPERTIES CLEAN_DIRECT_OUTPUT 1)

ENDIF(PHYSFS_BUILD_SHARED AND PHYSFS_BUILD_STATIC)

OPTION(PHYSFS_BUILD_TEST "Build test program." TRUE)

MARK_AS_ADVANCED(PHYSFS_BUILD_TEST)

IF(PHYSFS_BUILD_TEST)

CHECK_INCLUDE_FILE(readline/readline.h HAVE_READLINE_H)

CHECK_INCLUDE_FILE(readline/history.h HAVE_HISTORY_H)

IF(HAVE_READLINE_H AND HAVE_HISTORY_H)

SET(CMAKE_REQUIRED_LIBRARIES curses)

CHECK_LIBRARY_EXISTS("readline" "readline" "" HAVE_LIBREADLINE)

CHECK_LIBRARY_EXISTS("readline" "history" "" HAVE_LIBHISTORY)

IF(HAVE_LIBREADLINE AND HAVE_LIBHISTORY)

SET(HAVE_SYSTEM_READLINE TRUE)

SET(TEST_PHYSFS_LIBS ${TEST_PHYSFS_LIBS} " " readline curses)

ADD_DEFINITIONS(-DPHYSFS_HAVE_READLINE=1)

ENDIF(HAVE_LIBREADLINE AND HAVE_LIBHISTORY)

ENDIF(HAVE_READLINE_H AND HAVE_HISTORY_H)

ADD_EXECUTABLE(test_physfs test/test_physfs.c)

TARGET_LINK_LIBRARIES(test_physfs ${PHYSFS_LIB_TARGET} ${TEST_PHYSFS_LIBS} ${OTHER_LDFLAGS})

SET(PHYSFS_INSTALL_TARGETS ${PHYSFS_INSTALL_TARGETS} ";test_physfs")

ENDIF(PHYSFS_BUILD_TEST)

INSTALL(TARGETS ${PHYSFS_INSTALL_TARGETS}

RUNTIME DESTINATION bin

LIBRARY DESTINATION lib

ARCHIVE DESTINATION lib)

INSTALL(FILES physfs.h DESTINATION include)

FIND_PACKAGE(Doxygen)

IF(DOXYGEN_FOUND)

ADD_CUSTOM_TARGET(docs ${DOXYGEN_EXECUTABLE} COMMENT "Building documentation")

ELSE(DOXYGEN_FOUND)

MESSAGE(STATUS "Doxygen not found. You won't be able to build documentation.")

ENDIF(DOXYGEN_FOUND)

MACRO(MESSAGE_BOOL_OPTION _NAME _VALUE)

IF(${_VALUE})

MESSAGE(STATUS " ${_NAME}: enabled")

ELSE(${_VALUE})

MESSAGE(STATUS " ${_NAME}: disabled")

ENDIF(${_VALUE})

ENDMACRO(MESSAGE_BOOL_OPTION)

MESSAGE(STATUS "PhysicsFS will build with the following options:")

MESSAGE_BOOL_OPTION("ZIP support" PHYSFS_ARCHIVE_ZIP)

MESSAGE_BOOL_OPTION("7zip support" PHYSFS_ARCHIVE_7Z)

MESSAGE_BOOL_OPTION("GRP support" PHYSFS_ARCHIVE_GRP)

MESSAGE_BOOL_OPTION("WAD support" PHYSFS_ARCHIVE_WAD)

MESSAGE_BOOL_OPTION("HOG support" PHYSFS_ARCHIVE_HOG)

MESSAGE_BOOL_OPTION("MVL support" PHYSFS_ARCHIVE_MVL)

MESSAGE_BOOL_OPTION("QPAK support" PHYSFS_ARCHIVE_QPAK)

MESSAGE_BOOL_OPTION("CD-ROM drive support" PHYSFS_HAVE_CDROM_SUPPORT)

MESSAGE_BOOL_OPTION("Thread safety" PHYSFS_HAVE_THREAD_SUPPORT)

MESSAGE_BOOL_OPTION("Build own zlib" PHYSFS_INTERNAL_ZLIB)

MESSAGE_BOOL_OPTION("Build static library" PHYSFS_BUILD_STATIC)

MESSAGE_BOOL_OPTION("Build shared library" PHYSFS_BUILD_SHARED)

MESSAGE_BOOL_OPTION("Build test program" PHYSFS_BUILD_TEST)

IF(PHYSFS_BUILD_TEST)

MESSAGE_BOOL_OPTION(" Use readline in test program" HAVE_SYSTEM_READLINE)

ENDIF(PHYSFS_BUILD_TEST)

# end of CMakeLists.txt ...