From: "Érico Nogueira" <ericonr@disroot.org>
To: <musl@lists.openwall.com>, "Dong Brett" <brett.browning.dong@gmail.com>
Subject: Re: [musl] Question on C++ locale
Date: Mon, 30 Nov 2020 09:37:47 -0300 [thread overview]
Message-ID: <C7GLQXB257CD.161VTRHQZOFWH@mussels> (raw)
In-Reply-To: <20201130113508.GQ1370092@port70.net>
On Mon Nov 30, 2020 at 8:35 AM -03, Szabolcs Nagy wrote:
> * Dong Brett <brett.browning.dong@gmail.com> [2020-11-30 18:41:33
> +0800]:
> > However, the following C++ code does not work (our software uses std::locale in C++ standard library for locale related stuff):
> > #include <langinfo.h>
> > #include <locale.h>
> > #include <locale>
> > using namespace std;
> > int main()
> > {
> > std::locale::global(locale(""));
> > initscr();
> > printw("LC_ALL: %s\n", setlocale(LC_ALL, NULL));
> > printw("C++ locale: %s\n", locale().name().c_str());
> > printw("CODESET: %s\n", nl_langinfo(CODESET));
> > printw("Hello, world!\n");
> > printw("你好,世界!\n");
> > refresh();
> > getch();
> > endwin();
> > return 0;
> > }
>
> fwiw for me even the first line fails.
> i don't know how c++ locales are supposed to work.
>
> $ cat a.cc
> #include <locale>
> using namespace std;
> int main()
> {
> std::locale::global(locale(""));
> return 0;
> }
>
> $ g++ a.cc
> $ ./a.out
> terminate called after throwing an instance of 'std::runtime_error'
> what(): locale::facet::_S_create_c_locale name not valid
> Aborted
For an example of this issue "in the wild", so to speak, I can only
launch supertux2 [1] with LANG=C. Exact same error message otherwise.
- [1] https://github.com/SuperTux/supertux
next prev parent reply other threads:[~2020-11-30 12:40 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-30 10:41 Dong Brett
2020-11-30 11:31 ` Szabolcs Nagy
2020-11-30 11:58 ` Dong Brett
2020-11-30 11:35 ` Szabolcs Nagy
2020-11-30 12:37 ` Érico Nogueira [this message]
2020-11-30 13:44 ` Érico Nogueira
2020-11-30 14:39 ` Samuel Holland
2020-11-30 14:48 ` Rich Felker
2020-11-30 15:12 ` Érico Nogueira
2020-11-30 15:35 ` Rich Felker
2020-11-30 17:14 ` Érico Nogueira
2020-11-30 18:11 ` Rich Felker
2020-11-30 14:51 ` Rich Felker
2020-12-09 14:35 ` Érico Nogueira
2020-12-09 16:41 ` Rich Felker
2020-12-01 3:53 ` [musl] " Dong Brett
2020-12-01 16:21 ` Rich Felker
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