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| author | Sam Mendoza-Jonas <sam@mendozajonas.com> | 2016-03-02 15:36:36 +1100 |
|---|---|---|
| committer | Sam Mendoza-Jonas <sam@mendozajonas.com> | 2016-03-15 14:23:13 +1100 |
| commit | 0a10130b9d66a6f3f94094400871c9410b340674 (patch) | |
| tree | 38d43060b179cdf0d1fb52a7d4abba437039f2a3 /ui/ncurses | |
| parent | c19daa69bc15e73b7ebf79d5280ba62c86c20b6f (diff) | |
| download | petitboot-0a10130b9d66a6f3f94094400871c9410b340674.zip petitboot-0a10130b9d66a6f3f94094400871c9410b340674.tar.gz | |
ui/ncurses: Check wcstombs() for error in nc-lang
If we are unable to correctly parse wide-character strings for display
in the Language screen (eg. due to an incorrect locale) display an
error string instead of continuing to try to display the string.
Signed-off-by: Sam Mendoza-Jonas <sam@mendozajonas.com>
Diffstat (limited to 'ui/ncurses')
| -rw-r--r-- | ui/ncurses/nc-lang.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/ui/ncurses/nc-lang.c b/ui/ncurses/nc-lang.c index 7879c45..a7c9ccc 100644 --- a/ui/ncurses/nc-lang.c +++ b/ui/ncurses/nc-lang.c @@ -21,6 +21,7 @@ #include <stdlib.h> #include <string.h> +#include <locale.h> #include <talloc/talloc.h> #include <types/types.h> @@ -265,8 +266,14 @@ static void lang_screen_setup_widgets(struct lang_screen *screen, len = wcstombs(NULL, lang->label, 0); assert(len >= 0); - label = talloc_array(screen, char, len + 1); - wcstombs(label, lang->label, len + 1); + if (len < 0) { + label = talloc_asprintf(screen, + "Unable to display text in this locale (%s)\n", + setlocale(LC_ALL, NULL)); + } else { + label = talloc_array(screen, char, len + 1); + wcstombs(label, lang->label, len + 1); + } selected = config->lang && !strcmp(lang->name, config->lang); found |= selected; |
