137 lines
3.6 KiB
C++
137 lines
3.6 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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// taskwarrior - a command line task list manager.
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//
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// Copyright 2010, Paul Beckingham, Federico Hernandez.
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// All rights reserved.
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//
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// This program is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free Software
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// Foundation; either version 2 of the License, or (at your option) any later
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// version.
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//
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// This program is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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// details.
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//
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// You should have received a copy of the GNU General Public License along with
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// this program; if not, write to the
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//
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// Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor,
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// Boston, MA
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// 02110-1301
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// USA
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//
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////////////////////////////////////////////////////////////////////////////////
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#include <stdlib.h>
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#include <regex.h>
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#include "rx.h"
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//#define _POSIX_C_SOURCE 1
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#define MAX_MATCHES 8
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////////////////////////////////////////////////////////////////////////////////
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bool regexMatch (
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const std::string& in,
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const std::string& pattern,
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bool caseSensitive /* = true */)
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{
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regex_t r = {0};
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int result;
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if ((result = regcomp (&r, pattern.c_str (),
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REG_EXTENDED | REG_NOSUB | REG_NEWLINE |
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(caseSensitive ? 0 : REG_ICASE))) == 0)
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{
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if ((result = regexec (&r, in.c_str (), 0, NULL, 0)) == 0)
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{
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regfree (&r);
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return true;
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}
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if (result == REG_NOMATCH)
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return false;
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}
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char message[256];
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regerror (result, &r, message, 256);
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throw std::string (message);
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return false;
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}
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////////////////////////////////////////////////////////////////////////////////
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bool regexMatch (
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std::vector<std::string>& out,
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const std::string& in,
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const std::string& pattern,
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bool caseSensitive /* = true */)
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{
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regex_t r = {0};
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int result;
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if ((result = regcomp (&r, pattern.c_str (),
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REG_EXTENDED | REG_NEWLINE |
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(caseSensitive ? 0 : REG_ICASE))) == 0)
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{
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regmatch_t rm[MAX_MATCHES];
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if ((result = regexec (&r, in.c_str (), MAX_MATCHES, rm, 0)) == 0)
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{
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for (unsigned int i = 1; i < 1 + r.re_nsub; ++i)
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out.push_back (in.substr (rm[i].rm_so, rm[i].rm_eo - rm[i].rm_so));
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regfree (&r);
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return true;
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}
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if (result == REG_NOMATCH)
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return false;
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}
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char message[256];
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regerror (result, &r, message, 256);
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throw std::string (message);
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return false;
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}
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////////////////////////////////////////////////////////////////////////////////
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bool regexMatch (
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std::vector <int>& start,
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std::vector <int>& end,
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const std::string& in,
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const std::string& pattern,
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bool caseSensitive /* = true */)
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{
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regex_t r = {0};
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int result;
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if ((result = regcomp (&r, pattern.c_str (),
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REG_EXTENDED | REG_NEWLINE |
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(caseSensitive ? 0 : REG_ICASE))) == 0)
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{
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regmatch_t rm[MAX_MATCHES];
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if ((result = regexec (&r, in.c_str (), MAX_MATCHES, rm, 0)) == 0)
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{
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for (unsigned int i = 1; i < 1 + r.re_nsub; ++i)
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{
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start.push_back (rm[i].rm_so);
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end.push_back (rm[i].rm_eo);
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}
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regfree (&r);
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return true;
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}
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if (result == REG_NOMATCH)
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return false;
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}
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char message[256];
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regerror (result, &r, message, 256);
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throw std::string (message);
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return false;
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}
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////////////////////////////////////////////////////////////////////////////////
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