76 lines
2.6 KiB
CMake
76 lines
2.6 KiB
CMake
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# Try to find Libiconv functionality
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# Once done this will define
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#
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# LIBICONV_FOUND - system has Libiconv
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# LIBICONV_INCLUDE_DIR - Libiconv include directory
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# LIBICONV_LIBRARIES - Libraries needed to use Libiconv
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# LIBICONV_SECOND_ARGUMENT_IS_CONST - iconv second argument is const
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#
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# TODO: This will enable translations only if Gettext functionality is
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# present in libc. Must have more robust system for release, where Gettext
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# functionality can also reside in standalone Gettext library, or the one
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# embedded within kdelibs (cf. gettext.m4 from Gettext source).
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# Copyright (c) 2006, Chusslove Illich, <caslav.ilic@gmx.net>
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# Copyright (c) 2007, Alexander Neundorf, <neundorf@kde.org>
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#
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# Redistribution and use is allowed according to the terms of the BSD license.
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# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
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if(LIBICONV_INCLUDE_DIR AND LIBICONV_LIB_FOUND)
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set(Libiconv_FIND_QUIETLY TRUE)
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endif(LIBICONV_INCLUDE_DIR AND LIBICONV_LIB_FOUND)
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include(CheckCCompilerFlag)
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include(CheckCSourceCompiles)
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find_path(LIBICONV_INCLUDE_DIR iconv.h)
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set(LIBICONV_LIB_FOUND FALSE)
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if(LIBICONV_INCLUDE_DIR)
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include(CheckFunctionExists)
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check_function_exists(iconv_open LIBICONV_LIBC_HAS_ICONV_OPEN)
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if (LIBICONV_LIBC_HAS_ICONV_OPEN)
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set(LIBICONV_LIBRARIES)
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set(LIBICONV_LIB_FOUND TRUE)
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else (LIBICONV_LIBC_HAS_ICONV_OPEN)
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find_library(LIBICONV_LIBRARIES NAMES iconv)
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if(LIBICONV_LIBRARIES)
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set(LIBICONV_LIB_FOUND TRUE)
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endif(LIBICONV_LIBRARIES)
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endif (LIBICONV_LIBC_HAS_ICONV_OPEN)
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if (LIBICONV_LIB_FOUND)
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check_c_compiler_flag("-Werror" ICONV_HAVE_WERROR)
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set (CMAKE_C_FLAGS_BACKUP "${CMAKE_C_FLAGS}")
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if(ICONV_HAVE_WERROR)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror")
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endif(ICONV_HAVE_WERROR)
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set(CMAKE_REQUIRED_INCLUDES "${LIBICONV_INCLUDE_DIR}")
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set(CMAKE_REQUIRED_LIBRARIES "${LIBICONV_LIBRARIES}")
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check_c_source_compiles("
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#include <iconv.h>
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int main(){
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iconv_t conv = 0;
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const char* in = 0;
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size_t ilen = 0;
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char* out = 0;
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size_t olen = 0;
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iconv(conv, &in, &ilen, &out, &olen);
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return 0;
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}
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" LIBICONV_SECOND_ARGUMENT_IS_CONST )
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set(CMAKE_REQUIRED_INCLUDES)
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set(CMAKE_REQUIRED_LIBRARIES)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS_BACKUP}")
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endif(LIBICONV_LIB_FOUND)
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endif(LIBICONV_INCLUDE_DIR)
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(Libiconv DEFAULT_MSG LIBICONV_INCLUDE_DIR LIBICONV_LIB_FOUND)
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mark_as_advanced(LIBICONV_INCLUDE_DIR LIBICONV_LIBRARIES LIBICONV_LIBC_HAS_ICONV_OPEN LIBICONV_LIB_FOUND)
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