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/*
*
* (C) 2012-2024 Anope Team
* Contact us at team@anope.org
*
* Please read COPYING and README for further details.
*/
#include "module.h"
#include <sys/types.h>
#include <regex.h>
class POSIXRegex final
: public Regex
{
regex_t regbuf;
public:
POSIXRegex(const Anope::string &expr) : Regex(expr)
{
int err = regcomp(&this->regbuf, expr.c_str(), REG_EXTENDED | REG_NOSUB | REG_ICASE);
if (err)
{
char buf[BUFSIZE];
regerror(err, &this->regbuf, buf, sizeof(buf));
regfree(&this->regbuf);
throw RegexException("Error in regex " + expr + ": " + buf);
}
}
~POSIXRegex()
{
regfree(&this->regbuf);
}
bool Matches(const Anope::string &str)
{
return regexec(&this->regbuf, str.c_str(), 0, NULL, 0) == 0;
}
};
class POSIXRegexProvider final
: public RegexProvider
{
public:
POSIXRegexProvider(Module *creator) : RegexProvider(creator, "regex/posix") { }
Regex *Compile(const Anope::string &expression) override
{
return new POSIXRegex(expression);
}
};
class ModuleRegexPOSIX final
: public Module
{
POSIXRegexProvider posix_regex_provider;
public:
ModuleRegexPOSIX(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, EXTRA | VENDOR),
posix_regex_provider(this)
{
this->SetPermanent(true);
}
~ModuleRegexPOSIX()
{
for (auto *xlm : XLineManager::XLineManagers)
{
for (auto *x : xlm->GetList())
{
if (x->regex && dynamic_cast<POSIXRegex *>(x->regex))
{
delete x->regex;
x->regex = NULL;
}
}
}
}
};
MODULE_INIT(ModuleRegexPOSIX)
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