Andrzej Rybczak
13 years ago
parent
66bd3e9782
commit
2b5f1b9fd4
12 changed files with 226 additions and 310 deletions
@ -1,102 +0,0 @@ |
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/***************************************************************************
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* Copyright (C) 2008-2012 by Andrzej Rybczak * |
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* electricityispower@gmail.com * |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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* * |
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* This program is distributed in the hope that it will be useful, * |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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* GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the * |
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* Free Software Foundation, Inc., * |
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. * |
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***************************************************************************/ |
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#include <cassert> |
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#include "regexes.h" |
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Regex::Regex() : m_cflags(0), m_compiled(false) { } |
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Regex::Regex(const std::string ®ex_, int cflags) |
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: m_regex(regex_), m_cflags(cflags), m_compiled(false) |
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{ |
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compile(); |
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} |
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Regex::Regex (const Regex &rhs) |
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: m_regex(rhs.m_regex), m_cflags(rhs.m_cflags), m_compiled(false) |
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{ |
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if (rhs.m_compiled) |
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compile(); |
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} |
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Regex::~Regex() |
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{ |
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if (m_compiled) |
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regfree(&m_rx); |
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} |
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const std::string &Regex::regex() const |
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{ |
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return m_regex; |
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} |
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const std::string &Regex::error() const |
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{ |
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return m_error; |
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} |
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bool Regex::compiled() const |
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{ |
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return m_compiled; |
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} |
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bool Regex::compile() |
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{ |
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if (m_compiled) |
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{ |
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m_error.clear(); |
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regfree(&m_rx); |
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} |
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int comp_res = regcomp(&m_rx, m_regex.c_str(), m_cflags); |
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bool result = true; |
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if (comp_res != 0) |
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{ |
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char buf[256]; |
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regerror(comp_res, &m_rx, buf, sizeof(buf)); |
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m_error = buf; |
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result = false; |
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} |
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m_compiled = result; |
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return result; |
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} |
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bool Regex::compile(const std::string ®ex_, int cflags) |
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{ |
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m_regex = regex_; |
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m_cflags = cflags; |
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return compile(); |
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} |
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bool Regex::match(const std::string &s) const |
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{ |
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assert(m_compiled); |
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return regexec(&m_rx, s.c_str(), 0, 0, 0) == 0; |
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} |
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Regex &Regex::operator=(const Regex &rhs) |
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{ |
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if (this == &rhs) |
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return *this; |
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m_regex = rhs.m_regex; |
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m_cflags = rhs.m_cflags; |
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if (rhs.m_compiled) |
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compile(); |
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return *this; |
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} |
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@ -1,65 +0,0 @@ |
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/***************************************************************************
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* Copyright (C) 2008-2012 by Andrzej Rybczak * |
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* electricityispower@gmail.com * |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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* * |
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* This program is distributed in the hope that it will be useful, * |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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* GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the * |
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* Free Software Foundation, Inc., * |
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. * |
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***************************************************************************/ |
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#ifndef NCMPCPP_REGEXES_H |
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#define NCMPCPP_REGEXES_H |
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#include <regex.h> |
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#include <string> |
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struct Regex |
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{ |
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Regex(); |
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Regex(const std::string ®ex, int cflags); |
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Regex(const Regex &rhs); |
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virtual ~Regex(); |
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/// @return regular expression
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const std::string ®ex() const; |
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/// @return compilation error (if there was any)
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const std::string &error() const; |
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/// @return true if regular expression is compiled, false otherwise
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bool compiled() const; |
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/// compiles regular expression
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/// @result true if compilation was successful, false otherwise
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bool compile(); |
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/// compiles regular expression
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/// @result true if compilation was successful, false otherwise
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bool compile(const std::string ®ex, int cflags); |
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/// tries to match compiled regex with given string
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/// @return true if string was matched, false otherwise
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bool match(const std::string &s) const; |
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Regex &operator=(const Regex &rhs); |
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private: |
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std::string m_regex; |
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std::string m_error; |
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regex_t m_rx; |
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int m_cflags; |
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bool m_compiled; |
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}; |
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#endif // NCMPCPP_REGEXES_H
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