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Merge pull request #551 from suttungdigital/detect_locale_support

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Check for locale support in CMake
This commit is contained in:
Christopher Dunn 2016-11-08 07:19:51 -06:00 committed by GitHub
commit f880a9432d
2 changed files with 36 additions and 2 deletions
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28
src/lib_json/CMakeLists.txt
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@ -9,6 +9,34 @@ if( CMAKE_COMPILER_IS_GNUCXX )
endif()
endif( CMAKE_COMPILER_IS_GNUCXX )
include(CheckIncludeFileCXX)
include(CheckTypeSize)
include(CheckStructHasMember)
include(CheckCXXSymbolExists)
check_include_file_cxx(clocale HAVE_CLOCALE)
check_cxx_symbol_exists(localeconv clocale HAVE_LOCALECONV)
if(CMAKE_VERSION VERSION_LESS 3.0.0)
# The "LANGUAGE CXX" parameter is not supported in CMake versions below 3,
# so the C compiler and header has to be used.
check_include_file(locale.h HAVE_LOCALE_H)
set(CMAKE_EXTRA_INCLUDE_FILES locale.h)
check_type_size("struct lconv" LCONV_SIZE)
unset(CMAKE_EXTRA_INCLUDE_FILES)
check_struct_has_member("struct lconv" decimal_point locale.h HAVE_DECIMAL_POINT)
else()
set(CMAKE_EXTRA_INCLUDE_FILES clocale)
check_type_size(lconv LCONV_SIZE LANGUAGE CXX)
unset(CMAKE_EXTRA_INCLUDE_FILES)
check_struct_has_member(lconv decimal_point clocale HAVE_DECIMAL_POINT LANGUAGE CXX)
endif()
if(NOT (HAVE_CLOCALE AND HAVE_LCONV_SIZE AND HAVE_DECIMAL_POINT AND HAVE_LOCALECONV))
message(WARNING "Locale functionality is not supported")
add_definitions(-DJSONCPP_NO_LOCALE_SUPPORT)
endif()
SET( JSONCPP_INCLUDE_DIR ../../include )
SET( PUBLIC_HEADERS

10
src/lib_json/json_tool.h
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@ -6,7 +6,13 @@
#ifndef LIB_JSONCPP_JSON_TOOL_H_INCLUDED
#define LIB_JSONCPP_JSON_TOOL_H_INCLUDED
#ifndef NO_LOCALE_SUPPORT
// Also support old flag NO_LOCALE_SUPPORT
#ifdef NO_LOCALE_SUPPORT
#define JSONCPP_NO_LOCALE_SUPPORT
#endif
#ifndef JSONCPP_NO_LOCALE_SUPPORT
#include <clocale>
#endif
@ -18,7 +24,7 @@
namespace Json {
static char getDecimalPoint() {
#ifdef NO_LOCALE_SUPPORT
#ifdef JSONCPP_NO_LOCALE_SUPPORT
return '\0';
#else
struct lconv* lc = localeconv();