mirror of
https://github.com/anope/anope.git
synced 2026-06-12 17:04:47 +02:00
Sadie Powell
101 lines
2.1 KiB
C++
101 lines
2.1 KiB
C++
// Anope IRC Services <https://www.anope.org/>
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//
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// Copyright (C) 2003-2026 Anope Contributors
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//
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// Anope is free software. You can use, modify, and/or distribute it under the
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// terms of version 2 of the GNU General Public License. See docs/LICENSE.txt
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// for the complete terms of this license and docs/AUTHORS.txt for a list of
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// contributors.
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//
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// Based on the original code of Epona by Lara
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// Based on the original code of Services by Andy Church
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//
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// SPDX-License-Identifier: GPL-2.0-only
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/// BEGIN CMAKE
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/// if(WIN32)
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/// find_package("PCRE2" REQUIRED)
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/// target_link_libraries(${SO} PRIVATE "PCRE2::POSIX")
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/// endif()
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/// END CMAKE
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#include "module.h"
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#ifdef _WIN32
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# include "pcre2posix.h"
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#else
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# include <sys/types.h>
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# include <regex.h>
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#endif
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class POSIXRegex final
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: public Regex
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{
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regex_t regbuf;
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public:
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POSIXRegex(const Anope::string &expr) : Regex(expr)
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{
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int err = regcomp(&this->regbuf, expr.c_str(), REG_EXTENDED | REG_NOSUB | REG_ICASE);
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if (err)
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{
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char buf[256];
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regerror(err, &this->regbuf, buf, sizeof(buf));
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regfree(&this->regbuf);
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throw RegexException("Error in regex " + expr + ": " + buf);
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}
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}
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~POSIXRegex()
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{
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regfree(&this->regbuf);
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}
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bool Matches(const Anope::string &str)
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{
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return regexec(&this->regbuf, str.c_str(), 0, NULL, 0) == 0;
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}
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};
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class POSIXRegexProvider final
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: public RegexProvider
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{
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public:
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POSIXRegexProvider(Module *creator) : RegexProvider(creator, "regex/posix") { }
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Regex *Compile(const Anope::string &expression) override
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{
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return new POSIXRegex(expression);
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}
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};
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class ModuleRegexPOSIX final
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: public Module
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{
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POSIXRegexProvider posix_regex_provider;
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public:
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ModuleRegexPOSIX(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, EXTRA | VENDOR),
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posix_regex_provider(this)
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{
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this->SetPermanent(true);
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}
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~ModuleRegexPOSIX()
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{
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for (auto *xlm : XLineManager::XLineManagers)
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{
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for (auto *x : xlm->GetList())
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{
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if (x->regex && dynamic_cast<POSIXRegex *>(x->regex))
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{
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delete x->regex;
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x->regex = NULL;
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}
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}
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}
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}
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};
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MODULE_INIT(ModuleRegexPOSIX)
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