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Localize error messages in mainmenu (#11495)

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Co-authored-by: sfan5 <sfan5@live.de>
Co-authored-by: rubenwardy <rw@rubenwardy.com>
This commit is contained in:
Riceball LEE 2021-11-01 20:27:46 +08:00 • committed by GitHub
parent 6910c8d920
commit 693f98373b
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GPG key ID: 4AEE18F83AFDEB23
8 changed files with 97 additions and 46 deletions
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29
src/gettext.h
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@ -21,6 +21,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "config.h" // for USE_GETTEXT
#include <string>
#include "porting.h"
#if USE_GETTEXT
#include <libintl.h>
@ -77,3 +78,31 @@ inline std::wstring fwgettext(const char *src, Args&&... args)
delete[] str;
return std::wstring(buf);
}
/**
* Returns translated string with format args applied
*
* @tparam Args Template parameter for format args
* @param format Translation source string
* @param args Variable format args
* @return translated string.
*/
template <typename ...Args>
inline std::string fmtgettext(const char *format, Args&&... args)
{
std::string buf;
std::size_t buf_size = 256;
buf.resize(buf_size);
format = gettext(format);
int len = porting::mt_snprintf(&buf[0], buf_size, format, std::forward<Args>(args)...);
if (len <= 0) throw std::runtime_error("gettext format error: " + std::string(format));
if ((size_t)len >= buf.size()) {
buf.resize(len+1); // extra null byte
porting::mt_snprintf(&buf[0], buf.size(), format, std::forward<Args>(args)...);
}
buf.resize(len); // remove null bytes
return buf;
}