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include(CheckIncludeFiles)
include(CheckIncludeFile)
include(CheckSymbolExists)
include(CheckTypeSize)
include(CheckFunctionKeywords)
include(CheckLFS)
## Checks for header files ##
check_include_file("inttypes.h" HAVE_INTTYPES_H)
check_include_file("memory.h" HAVE_MEMORY_H)
check_include_file("stddef.h" HAVE_STDDEF_H)
check_include_file("stdint.h" HAVE_STDINT_H)
check_include_file("stdlib.h" HAVE_STDLIB_H)
check_include_file("string.h" HAVE_STRING_H)
check_include_file("strings.h" HAVE_STRINGS_H)
check_include_file("sys/types.h" HAVE_SYS_TYPES_H)
if(HAVE_INTTYPES_H)
set(INCFILE "#include <inttypes.h>")
elseif(HAVE_STDINT_H)
set(INCFILE "#include <stdint.h>")
else(HAVE_INTTYPES_H)
set(INCFILE "")
endif(HAVE_INTTYPES_H)
## create configuration files from .cmake file ##
if(BUILD_EXAMPLES)
## Checks for WinIO ##
if(WIN32)
check_include_file("io.h" HAVE_IO_H)
check_include_file("fcntl.h" HAVE_FCNTL_H)
check_symbol_exists("_setmode" "io.h;fcntl.h" HAVE__SETMODE)
if(NOT HAVE__SETMODE)
check_symbol_exists("setmode" "io.h;fcntl.h" HAVE_SETMODE)
endif(NOT HAVE__SETMODE)
check_symbol_exists("_fileno" "stdio.h" HAVE__FILENO)
check_symbol_exists("fopen_s" "stdio.h" HAVE_FOPEN_S)
check_symbol_exists("_O_BINARY" "fcntl.h" HAVE__O_BINARY)
endif(WIN32)
## Checks for large file support ##
check_lfs(WITH_LFS)
configure_file("${CMAKE_CURRENT_SOURCE_DIR}/lfs.h.cmake" "${CMAKE_CURRENT_BINARY_DIR}/lfs.h" @ONLY)
endif(BUILD_EXAMPLES)
## generate config.h ##
check_function_keywords("inline;__inline;__inline__;__declspec(dllexport);__declspec(dllimport)")
if(HAVE_INLINE)
set(INLINE "inline")
elseif(HAVE___INLINE)
set(INLINE "__inline")
elseif(HAVE___INLINE__)
set(INLINE "__inline__")
else(HAVE_INLINE)
set(INLINE "")
endif(HAVE_INLINE)
configure_file("${CMAKE_CURRENT_SOURCE_DIR}/config.h.cmake" "${CMAKE_CURRENT_BINARY_DIR}/config.h")
## Checks for types ##
# sauchar_t (8bit)
check_type_size("uint8_t" UINT8_T)
if(HAVE_UINT8_T)
set(SAUCHAR_TYPE "uint8_t")
else(HAVE_UINT8_T)
check_type_size("unsigned char" SIZEOF_UNSIGNED_CHAR)
if("${SIZEOF_UNSIGNED_CHAR}" STREQUAL "1")
set(SAUCHAR_TYPE "unsigned char")
else("${SIZEOF_UNSIGNED_CHAR}" STREQUAL "1")
message(FATAL_ERROR "Cannot find unsigned 8-bit integer type")
endif("${SIZEOF_UNSIGNED_CHAR}" STREQUAL "1")
endif(HAVE_UINT8_T)
# saint_t (32bit)
check_type_size("int32_t" INT32_T)
if(HAVE_INT32_T)
set(SAINT32_TYPE "int32_t")
check_symbol_exists("PRId32" "inttypes.h" HAVE_PRID32)
if(HAVE_PRID32)
set(SAINT32_PRId "PRId32")
else(HAVE_PRID32)
set(SAINT32_PRId "\"d\"")
endif(HAVE_PRID32)
else(HAVE_INT32_T)
check_type_size("int" SIZEOF_INT)
check_type_size("long" SIZEOF_LONG)
check_type_size("short" SIZEOF_SHORT)
check_type_size("__int32" SIZEOF___INT32)
if("${SIZEOF_INT}" STREQUAL "4")
set(SAINT32_TYPE "int")
set(SAINT32_PRId "\"d\"")
elseif("${SIZEOF_LONG}" STREQUAL "4")
set(SAINT32_TYPE "long")
set(SAINT32_PRId "\"ld\"")
elseif("${SIZEOF_SHORT}" STREQUAL "4")
set(SAINT32_TYPE "short")
set(SAINT32_PRId "\"d\"")
elseif("${SIZEOF___INT32}" STREQUAL "4")
set(SAINT32_TYPE "__int32")
set(SAINT32_PRId "\"d\"")
else("${SIZEOF_INT}" STREQUAL "4")
message(FATAL_ERROR "Cannot find 32-bit integer type")
endif("${SIZEOF_INT}" STREQUAL "4")
endif(HAVE_INT32_T)
# saint64_t (64bit)
if(BUILD_DIVSUFSORT64)
check_type_size("int64_t" INT64_T)
if(HAVE_INT64_T)
set(SAINT64_TYPE "int64_t")
check_symbol_exists("PRId64" "inttypes.h" HAVE_PRID64)
if(HAVE_PRID64)
set(SAINT64_PRId "PRId64")
else(HAVE_PRID64)
set(SAINT64_PRId "\"lld\"")
endif(HAVE_PRID64)
else(HAVE_INT64_T)
check_type_size("int" SIZEOF_INT)
check_type_size("long" SIZEOF_LONG)
check_type_size("long long" SIZEOF_LONG_LONG)
check_type_size("__int64" SIZEOF___INT64)
if("${SIZEOF_INT}" STREQUAL "8")
set(SAINT64_TYPE "int")
set(SAINT64_PRId "\"d\"")
elseif("${SIZEOF_LONG}" STREQUAL "8")
set(SAINT64_TYPE "long")
set(SAINT64_PRId "\"ld\"")
elseif("${SIZEOF_LONG_LONG}" STREQUAL "8")
set(SAINT64_TYPE "long long")
set(SAINT64_PRId "\"lld\"")
elseif("${SIZEOF___INT64}" STREQUAL "8")
set(SAINT64_TYPE "__int64")
set(SAINT64_PRId "\"I64d\"")
else("${SIZEOF_INT}" STREQUAL "8")
message(SEND_ERROR "Cannot find 64-bit integer type")
set(BUILD_DIVSUFSORT64 OFF)
endif("${SIZEOF_INT}" STREQUAL "8")
endif(HAVE_INT64_T)
endif(BUILD_DIVSUFSORT64)
## generate divsufsort.h ##
set(DIVSUFSORT_IMPORT "")
set(DIVSUFSORT_EXPORT "")
if(BUILD_SHARED_LIBS)
if(HAVE___DECLSPEC_DLLIMPORT_)
set(DIVSUFSORT_IMPORT "__declspec(dllimport)")
endif(HAVE___DECLSPEC_DLLIMPORT_)
if(HAVE___DECLSPEC_DLLEXPORT_)
set(DIVSUFSORT_EXPORT "__declspec(dllexport)")
endif(HAVE___DECLSPEC_DLLEXPORT_)
endif(BUILD_SHARED_LIBS)
set(W64BIT "")
set(SAINDEX_TYPE "${SAINT32_TYPE}")
set(SAINDEX_PRId "${SAINT32_PRId}")
set(SAINT_PRId "${SAINT32_PRId}")
configure_file("${CMAKE_CURRENT_SOURCE_DIR}/divsufsort.h.cmake"
"${CMAKE_CURRENT_BINARY_DIR}/divsufsort.h" @ONLY)
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/divsufsort.h" DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
if(BUILD_DIVSUFSORT64)
set(W64BIT "64")
set(SAINDEX_TYPE "${SAINT64_TYPE}")
set(SAINDEX_PRId "${SAINT64_PRId}")
configure_file("${CMAKE_CURRENT_SOURCE_DIR}/divsufsort.h.cmake"
"${CMAKE_CURRENT_BINARY_DIR}/divsufsort64.h" @ONLY)
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/divsufsort64.h" DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
endif(BUILD_DIVSUFSORT64)
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