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Emit warning on IDN output failure

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Warning is emitted before any dig headers.
This commit is contained in:
Petr Menšík 2019-01-30 15:38:54 +01:00 committed by Ondřej Surý
parent ac0cf85f09
commit 21371abd72
1 changed files with 7 additions and 4 deletions
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11
bin/dig/dighost.c
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@ -4421,16 +4421,19 @@ idn_ace_to_locale(const char *src, char **dst) {
*/
res = idn2_to_unicode_8zlz(utf8_src, &local_src, 0);
if (res != IDN2_OK) {
/*
* Cannot represent in current locale.
* Output ACE form undecoded.
*/
static bool warned = false;
res = idn2_to_ascii_8z(utf8_src, &local_src, 0);
if (res != IDN2_OK) {
fatal("Cannot represent '%s' "
"in the current locale nor ascii (%s), "
"use +noidnout or a different locale",
src, idn2_strerror(res));
} else if (!warned) {
fprintf(stderr, ";; Warning: cannot represent '%s' "
"in the current locale",
local_src);
warned = true;
}
}