#
# CMakeLists.txt -- CMake build system for libzip
#
# Copyright (c) 2016 David Demelier <markand@malikania.fr>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#

#
# This CMakeLists has been modified from vanilla libzip source.
# -------------------------------------------------------------------
#
# - coding style,
# - removed install stuff.
#

cmake_minimum_required(VERSION 3.0)
project(libzip C)

include(CheckFunctionExists)
include(CheckIncludeFiles)
include(CheckSymbolExists)
include(CheckTypeSize)
include(CheckCSourceRuns)
include(CheckCSourceCompiles)
include(CheckStructHasMember)

set(PACKAGE "libzip")
set(PACKAGE_NAME ${PACKAGE})
set(PACKAGE_VERSION_MAJOR "1")
set(PACKAGE_VERSION_MINOR "1")
set(PACKAGE_VERSION_PATCH "2")
set(VERSION "${PACKAGE_VERSION_MAJOR}.${PACKAGE_VERSION_MINOR}.${PACKAGE_VERSION_PATCH}")
set(PACKAGE_VERSION ${VERSION})
set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")

check_function_exists(_close HAVE__CLOSE)
check_function_exists(_dup HAVE__DUP)
check_function_exists(_fdopen HAVE__FDOPEN)
check_function_exists(_fileno HAVE__FILENO)
check_function_exists(_open HAVE__OPEN)
check_function_exists(_setmode HAVE__SETMODE)
check_function_exists(_snprintf HAVE__SNPRINTF)
check_function_exists(_strdup HAVE__STRDUP)
check_function_exists(_stricmp HAVE__STRICMP)
check_function_exists(fileno HAVE_FILENO)
check_function_exists(fseeko HAVE_FSEEKO)
check_function_exists(ftello HAVE_FTELLO)
check_function_exists(getprogname HAVE_GETPROGNAME)
check_function_exists(open HAVE_OPEN)
check_function_exists(mkstemp HAVE_MKSTEMP)
check_function_exists(setmode HAVE_SETMODE)
check_function_exists(snprintf HAVE_SNPRINTF)
check_function_exists(strcasecmp HAVE_STRCASECMP)
check_function_exists(strdup HAVE_STRDUP)
check_function_exists(stricmp HAVE_STRICMP)

check_include_files(fts.h HAVE_FTS_H)
check_include_files(stdbool.h HAVE_STDBOOL_H)
check_include_files(strings.h HAVE_STRINGS_H)
check_include_files(unistd.h HAVE_UNISTD_H)

check_include_files(inttypes.h HAVE_INTTYPES_H_LIBZIP)
check_include_files(stdint.h HAVE_STDINT_H_LIBZIP)
check_include_files(sys/types.h HAVE_SYS_TYPES_H_LIBZIP)

check_type_size(__int8 __INT8_LIBZIP)
check_type_size(int8_t INT8_T_LIBZIP)
check_type_size(uint8_t UINT8_T_LIBZIP)
check_type_size(__int16 __INT16_LIBZIP)
check_type_size(int16_t INT16_T_LIBZIP)
check_type_size(uint16_t UINT16_T_LIBZIP)
check_type_size(__int32 __INT32_LIBZIP)
check_type_size(int32_t INT32_T_LIBZIP)
check_type_size(uint32_t UINT32_T_LIBZIP)
check_type_size(__int64 __INT64_LIBZIP)
check_type_size(int64_t INT64_T_LIBZIP)
check_type_size(uint64_t UINT64_T_LIBZIP)
check_type_size("short" SHORT_LIBZIP)
check_type_size("int" INT_LIBZIP)
check_type_size("long" LONG_LIBZIP)
check_type_size("long long" LONG_LONG_LIBZIP)
check_type_size("off_t" SIZEOF_OFF_T)
check_type_size("size_t" SIZE_T_LIBZIP)
check_type_size("ssize_t" SSIZE_T_LIBZIP)

find_package(ZLIB REQUIRED)

if (ZLIB_VERSION_STRING VERSION_LESS "1.1.2")
	message(FATAL_ERROR "-- ZLIB version too old, please install at least v1.1.2")
endif ()

add_subdirectory(lib)

configure_file(
	${libzip_SOURCE_DIR}/cmake-config.h.in
	${libzip_BINARY_DIR}/config.h
)

configure_file(
	${libzip_SOURCE_DIR}/cmake-zipconf.h.in
	${libzip_BINARY_DIR}/zipconf.h
)