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#
# Copyright (C) 2003-2011 Sebastien Helleu <flashcode@flashtux.org>
#
# This file is part of WeeChat, the extensible chat client.
#
# WeeChat is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# WeeChat is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with WeeChat. If not, see <http://www.gnu.org/licenses/>.
#
# - Find Iconv
# This module finds if libiconv is installed and determines where
# the include files and libraries are.
#
# This code sets the following variables:
#
# ICONV_INCLUDE_PATH = path to where <iconv.h> can be found
# ICONV_LIBRARY = path to where libiconv.so* can be found (on non glibc based systems)
#
# ICONV_FOUND = is iconv usable on system?
IF(ICONV_FOUND)
# Already in cache, be silent
set(ICONV_FIND_QUIETLY TRUE)
ENDIF(ICONV_FOUND)
INCLUDE(CheckLibraryExists)
INCLUDE(CheckFunctionExists)
FIND_PATH(ICONV_INCLUDE_PATH
NAMES iconv.h
PATHS /usr/include /usr/local/include /usr/pkg/include
)
FIND_LIBRARY(ICONV_LIBRARY
NAMES iconv
PATHS /lib /usr/lib /usr/local/lib /usr/pkg/lib
)
IF(ICONV_INCLUDE_PATH)
IF(ICONV_LIBRARY)
STRING(REGEX REPLACE "/[^/]*$" "" ICONV_LIB_PATH "${ICONV_LIBRARY}")
CHECK_LIBRARY_EXISTS(iconv libiconv_open ${ICONV_LIB_PATH} ICONV_FOUND)
IF(NOT ICONV_FOUND)
CHECK_LIBRARY_EXISTS(iconv iconv_open ${ICONV_LIB_PATH} ICONV_FOUND)
ENDIF(NOT ICONV_FOUND)
ELSE(ICONV_LIBRARY)
CHECK_FUNCTION_EXISTS(iconv_open ICONV_FOUND)
ENDIF(ICONV_LIBRARY)
ENDIF(ICONV_INCLUDE_PATH)
include(CheckCSourceCompiles)
IF(ICONV_LIBRARY)
SET(CMAKE_REQUIRED_LIBRARIES ${ICONV_LIBRARY})
SET(CMAKE_REQUIRED_INCLUDES ${ICONV_INCLUDE_PATH})
ENDIF(ICONV_LIBRARY)
SET(CMAKE_REQUIRED_FLAGS -Werror)
check_c_source_compiles("
#include <iconv.h>
int main(){
iconv_t conv = 0;
const char* in = 0;
size_t ilen = 0;
char* out = 0;
size_t olen = 0;
iconv(conv, &in, &ilen, &out, &olen);
return 0;
}
" ICONV_2ARG_IS_CONST)
MARK_AS_ADVANCED(
ICONV_INCLUDE_PATH
ICONV_LIBRARY
ICONV_FOUND
)
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