1 /* Copyright (C) 2011-2024 Free Software Foundation, Inc. 2 3 This file is part of GDB. 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 17 18 #include "gdb_regex.h" 19 #include "gdbsupport/def-vector.h" 20 21 compiled_regex::compiled_regex (const char *regex, int cflags, 22 const char *message) 23 { 24 gdb_assert (regex != NULL); 25 gdb_assert (message != NULL); 26 27 int code = regcomp (&m_pattern, regex, cflags); 28 if (code != 0) 29 { 30 size_t length = regerror (code, &m_pattern, NULL, 0); 31 gdb::def_vector<char> err (length); 32 33 regerror (code, &m_pattern, err.data (), length); 34 error (("%s: %s"), message, err.data ()); 35 } 36 } 37 38 compiled_regex::~compiled_regex () 39 { 40 regfree (&m_pattern); 41 } 42 43 int 44 compiled_regex::exec (const char *string, size_t nmatch, 45 regmatch_t pmatch[], int eflags) const 46 { 47 return regexec (&m_pattern, string, nmatch, pmatch, eflags); 48 } 49 50 int 51 compiled_regex::search (const char *string, 52 int length, int start, int range, 53 struct re_registers *regs) 54 { 55 return re_search (&m_pattern, string, length, start, range, regs); 56 } 57