External/cxxopts
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Use selectany on msvc versions

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chrisps 2022-09-30 07:00:07 -07:00 committed by GitHub
parent 2e3c6991d3
commit b2b8cf2f50
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1 changed files with 17 additions and 6 deletions
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23
include/cxxopts.hpp
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@ -50,6 +50,13 @@ THE SOFTWARE.
# define CXXOPTS_NO_REGEX true
# endif
#endif
#if defined(_MSC_VER)
#define CXXOPTS_LINKONCE_CONST __declspec(selectany)
#define CXXOPTS_LINKONCE __declspec(selectany)
#else
#define CXXOPTS_LINKONCE_CONST const
#define CXXOPTS_LINKONCE
#endif
#ifndef CXXOPTS_NO_REGEX
# include <regex>
@ -325,11 +332,11 @@ namespace cxxopts {
namespace {
#ifdef _WIN32
const std::string LQUOTE("\'");
const std::string RQUOTE("\'");
CXXOPTS_LINKONCE_CONST std::string LQUOTE("\'");
CXXOPTS_LINKONCE_CONST std::string RQUOTE("\'");
#else
const std::string LQUOTE("‘");
const std::string RQUOTE("’");
CXXOPTS_LINKONCE_CONST std::string LQUOTE("‘");
CXXOPTS_LINKONCE_CONST std::string RQUOTE("’");
#endif
} // namespace
@ -744,18 +751,22 @@ inline ArguDesc ParseArgument(const char *arg, bool &matched)
#else // CXXOPTS_NO_REGEX
namespace {
CXXOPTS_LINKONCE
std::basic_regex<char> integer_pattern
("(-)?(0x)?([0-9a-zA-Z]+)|((0x)?0)");
CXXOPTS_LINKONCE
std::basic_regex<char> truthy_pattern
("(t|T)(rue)?|1");
CXXOPTS_LINKONCE
std::basic_regex<char> falsy_pattern
("(f|F)(alse)?|0");
CXXOPTS_LINKONCE
std::basic_regex<char> option_matcher
("--([[:alnum:]][-_[:alnum:]\\.]+)(=(.*))?|-([[:alnum:]].*)");
CXXOPTS_LINKONCE
std::basic_regex<char> option_specifier
("([[:alnum:]][-_[:alnum:]\\.]*)(,[ ]*[[:alnum:]][-_[:alnum:]]*)*");
CXXOPTS_LINKONCE
std::basic_regex<char> option_specifier_separator(", *");
} // namespace