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More helpful messages when locale not found or wrong (closes #209)

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This commit is contained in:
Keith Winstein
2012-04-19 02:35:14 -04:00
parent 58589787ea
commit b9a8b8c009
4 changed files with 65 additions and 4 deletions
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src/frontend/mosh-server.cc
+9 -1
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@@ -245,6 +245,10 @@ int main( int argc, char *argv[] )
/* Adopt implementation locale */
set_native_locale();
if ( !is_utf8_locale() ) {
/* save details for diagnostic */
LocaleVar native_ctype = get_ctype();
string native_charset( locale_charset() );
/* apply locale-related environment variables from client */
clear_locale_variables();
for ( list<string>::const_iterator i = locale_vars.begin();
@@ -260,8 +264,12 @@ int main( int argc, char *argv[] )
/* check again */
set_native_locale();
if ( !is_utf8_locale() ) {
LocaleVar client_ctype = get_ctype();
string client_charset( locale_charset() );
fprintf( stderr, "mosh-server needs a UTF-8 native locale to run.\n\n" );
fprintf( stderr, "Unfortunately, the locale environment variables currently specify\nthe character set \"%s\".\n\n", locale_charset() );
fprintf( stderr, "Unfortunately, the local environment (%s) specifies\nthe character set \"%s\",\n\n", native_ctype.str().c_str(), native_charset.c_str() );
fprintf( stderr, "The client-supplied environment (%s) specifies\nthe character set \"%s\".\n\n", client_ctype.str().c_str(), client_charset.c_str() );
int unused __attribute((unused)) = system( "locale" );
exit( 1 );
}