# Checking Headers and Functions for fontconfig

include( CheckIncludeFile )
include( CheckFunctionExists )
include( CheckSymbolExists )
include( CheckStructHasMember )
include( CheckTypeSize)

if(WIN32)
    if(MSVC)
        set( CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH} ${CMAKE_SOURCE_DIR}/win_compat )
        set( GETOPT_HEADER "getopt.h")
    else(MSVC)
        set( CMAKE_REQUIRED_INCLUDES ${CMAKE_INCLUDE_PATH} ${CMAKE_SOURCE_DIR}/mingw )
        set( GETOPT_HEADER "unistd.h")
    endif(MSVC)
else()
    set(GETOPT_HEADER "unistd.h")
endif(WIN32)

if(Linux)
    set(_POSIX_SOURCE 1)
    set(_GNU_SOURCE 1)
endif()

if(Solaris)
    set(_POSIX_PTHREAD_SEMANTICS 1)
    set(__EXTENSIONS__ 1)
endif()

check_include_file( "dirent.h" HAVE_DIRENT_H )
check_include_file( "dlfcn.h" HAVE_DLFCN_H )
check_include_file( "fcntl.h" HAVE_FCNTL_H )
check_include_file( "inttypes.h" HAVE_INTTYPES_H )
check_include_file( "memory.h" HAVE_MEMORY_H )
check_include_file( "ndir.h" HAVE_NDIR_H )
check_include_file( "regex.h" HAVE_REGEX_H )
check_include_file( "sched.h" HAVE_SCHED_H )
check_include_file( "stdint.h" HAVE_STDINT_H )
check_include_file( "stdlib.h" HAVE_STDLIB_H )
check_include_file( "strings.h" HAVE_STRINGS_H )
check_include_file( "string.h" HAVE_STRING_H )
check_include_file( "sys/dir.h" HAVE_SYS_DIR_H )
check_include_file( "sys/mount.h" HAVE_SYS_MOUNT_H )
check_include_file( "sys/ndir.h" HAVE_SYS_NDIR_H )
check_include_file( "sys/param.h" HAVE_SYS_PARAM_H )
check_include_file( "sys/statfs.h" HAVE_SYS_STATFS_H )
check_include_file( "sys/stat.h" HAVE_SYS_STAT_H )
check_include_file( "sys/types.h" HAVE_SYS_TYPES_H )
check_include_file( "sys/vfs.h" HAVE_SYS_VFS_H )
check_include_file( "unistd.h" HAVE_UNISTD_H )
check_include_file( "xmlparse.h" HAVE_XMLPARSE_H )

check_function_exists( chsize HAVE_CHSIZE )
check_function_exists( _doprnt HAVE_DOPRNT )
check_function_exists( _mktemp_s HAVE__MKTEMP_S )
check_function_exists( fstatfs HAVE_FSTATFS )
check_function_exists( fstatvfs HAVE_FSTATVFS )
check_function_exists( ftruncate HAVE_FTRUNCATE )
list(APPEND CMAKE_REQUIRED_LIBRARIES ${FREETYPE_LIBRARIES} ${EXPAT_LIBRARIES} )
list(APPEND CMAKE_REQUIRED_INCLUDES ${FREETYPE_INCLUDE_DIR} ${EXPAT_INCLUDE_DIR} )
check_function_exists( FT_Get_BDF_Property HAVE_FT_GET_BDF_PROPERTY )
check_function_exists( FT_Get_Next_Char HAVE_FT_GET_NEXT_CHAR )
check_function_exists( FT_Get_PS_Font_Info HAVE_FT_GET_PS_FONT_INFO )
check_function_exists( FT_Get_X11_Font_Format HAVE_FT_GET_X11_FONT_FORMAT )
check_function_exists( FT_Has_PS_Glyph_Names HAVE_FT_HAS_PS_GLYPH_NAMES )
check_function_exists( FT_Select_Size HAVE_FT_SELECT_SIZE )
list(REMOVE_ITEM CMAKE_REQUIRED_LIBRARIES  ${FREETYPE_LIBRARIES} ${EXPAT_LIBRARIES} )
list(REMOVE_ITEM CMAKE_REQUIRED_INCLUDES  ${FREETYPE_LIBRARIES} ${EXPAT_LIBRARIES} )
check_function_exists( getexecname HAVE_GETEXECNAME )
check_function_exists( geteuid HAVE_GETEUID )
check_symbol_exists( getopt ${GETOPT_HEADER} HAVE_GETOPT)
check_symbol_exists( getopt_long ${GETOPT_HEADER} HAVE_GETOPT_LONG)
check_function_exists( getpagesize HAVE_GETPAGESIZE )
check_function_exists( getprogname HAVE_GETPROGNAME )
check_function_exists( getuid HAVE_GETUID )
check_function_exists( link HAVE_LINK )
check_function_exists( lrand48 HAVE_LRAND48 )
check_function_exists( lstat HAVE_LSTAT )
check_function_exists( memmove HAVE_MEMMOVE )
check_function_exists( memset HAVE_MEMSET )
check_function_exists( mkdtemp HAVE_MKDTEMP )
check_function_exists( mkostemp HAVE_MKOSTEMP )
check_function_exists( mkstemp HAVE_MKSTEMP )
check_function_exists( mmap HAVE_MMAP )
check_function_exists( posix_fadivse HAVE_POSIX_FADVISE )
check_function_exists( rand HAVE_RAND )
check_function_exists( rand_r HAVE_RAND_R )
check_function_exists( random HAVE_RANDOM )
check_function_exists( random_r HAVE_RANDOM_R )
check_function_exists( readlink HAVE_READLINK )
check_function_exists( regcomp HAVE_REGCOMP )
check_function_exists( regerror HAVE_REGERROR )
check_function_exists( regexec HAVE_REGEXEC )
check_function_exists( regfree HAVE_REGFREE )
check_function_exists( scandir HAVE_SCANDIR )
check_function_exists( strchr HAVE_STRCHR )
check_function_exists( strrchr HAVE_STRRCHR )
check_function_exists( strtol HAVE_STRTOL )
check_function_exists( sysconf HAVE_SYSCONF )
check_function_exists( vprintf HAVE_VPRINTF )
check_function_exists( XML_SetDoctypeDeclHandler HAVE_XML_SETDOCTYPEDECLHANDLER )


check_struct_has_member(dirent d_type "dirent.h" HAVE_STRUCT_DIRENT_D_TYPE)
check_struct_has_member(statfs f_flags "sys/statfs.h;sys/vfs.h;sys/param.h;sys/mount.h" HAVE_STRUCT_STATFS_F_FLAGS)
check_struct_has_member(statfs f_fstypename "sys/statfs.h;sys/vfs.h;sys/param.h;sys/mount.h" HAVE_STRUCT_STATFS_F_FSTYPENAME)
check_struct_has_member(statvfs f_basetype "sys/statvfs.h" HAVE_STRUCT_STATFS_F_FSTYPENAME)
check_struct_has_member(statvfs f_fstypename "sys/statvfs.h" HAVE_STRUCT_STATVFS_F_FSTYPENAME)

check_type_size("char"   SIZEOF_CHAR BUILTIN_TYPES_ONLY)
check_type_size("int"    SIZEOF_INT BUILTIN_TYPES_ONLY)
check_type_size("long"   SIZEOF_LONG BUILTIN_TYPES_ONLY)
check_type_size("short"  SIZEOF_SHORT BUILTIN_TYPES_ONLY)
check_type_size("void*"  SIZEOF_VOIDP BUILTIN_TYPES_ONLY)
check_type_size("void *" SIZEOF_VOID_P BUILTIN_TYPES_ONLY)
set(FC_GPERF_SIZE_T "size_t") # Should test like configure.ac that size_t is recognized (but should work for msvc and gcc)


add_definitions( -DHAVE_CONFIG_H)
add_definitions( -DFONTCONFIG_PATH="\\"${CMAKE_INSTALL_PREFIX}/etc/fonts\\"" )
add_definitions( -DFC_TEMPLATEDIR="fc_template" )

set( FC_DEFAULT_FONTS "\"%WINDIR%/fonts\"" )
set( FC_CACHEDIR "\"%TEMP%/fc_cache\"" )


set( ALIGNOF_VOID_P SIZEOF_VOID_P)
set( ALIGNOF_DOUBLE 8)
set( HAVE_INTEL_ATOMIC_PRIMITIVES 1)

configure_file( ${CMAKE_CURRENT_SOURCE_DIR}/config.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config.h )
configure_file( ${CMAKE_CURRENT_SOURCE_DIR}/fonts.conf.cmake ${CMAKE_CURRENT_BINARY_DIR}/fonts.conf )

#install( FILES ${CMAKE_CURRENT_BINARY_DIR}/fonts.conf DESTINATION etc/fonts )