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Handle tags without values 

Otherwise a tag with no value would cause a segfault trying to
unescape the NULL tag pointer. This shouldn't happen for the server
tags we parse, but clients could send @+draft/reply with no value.
master
C. McEnroe 2021-08-15 12:24:15 -04:00
parent 3f3585d0f3
commit df1e561378
1 changed files with 6 additions and 2 deletions
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8
irc.c
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@ -250,8 +250,12 @@ static struct Message parse(char *line) {
char *key = strsep(&tag, "=");
for (uint i = 0; i < TagCap; ++i) {
if (strcmp(key, TagNames[i])) continue;
unescape(tag);
msg.tags[i] = tag;
if (tag) {
unescape(tag);
msg.tags[i] = tag;
} else {
msg.tags[i] = "";
}
break;
}
}