| /********************************************************************** |
| regposerr.c - Oniguruma (regular expression library) |
| **********************************************************************/ |
| /*- |
| * Copyright (c) 2002-2007 K.Kosako <sndgk393 AT ybb DOT ne DOT jp> |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "onigposix.h" |
| |
| #ifdef HAVE_STRING_H |
| # include <string.h> |
| #else |
| # include <strings.h> |
| #endif |
| |
| #if defined(__GNUC__) |
| # define ARG_UNUSED __attribute__ ((unused)) |
| #else |
| # define ARG_UNUSED |
| #endif |
| |
| static char* ESTRING[] = { |
| NULL, |
| "failed to match", /* REG_NOMATCH */ |
| "Invalid regular expression", /* REG_BADPAT */ |
| "invalid collating element referenced", /* REG_ECOLLATE */ |
| "invalid character class type referenced", /* REG_ECTYPE */ |
| "bad backslash-escape sequence", /* REG_EESCAPE */ |
| "invalid back reference number", /* REG_ESUBREG */ |
| "imbalanced [ and ]", /* REG_EBRACK */ |
| "imbalanced ( and )", /* REG_EPAREN */ |
| "imbalanced { and }", /* REG_EBRACE */ |
| "invalid repeat range {n,m}", /* REG_BADBR */ |
| "invalid range", /* REG_ERANGE */ |
| "Out of memory", /* REG_ESPACE */ |
| "? * + not preceded by valid regular expression", /* REG_BADRPT */ |
| |
| /* Extended errors */ |
| "internal error", /* REG_EONIG_INTERNAL */ |
| "invalid wide char value", /* REG_EONIG_BADWC */ |
| "invalid argument", /* REG_EONIG_BADARG */ |
| "multi-thread error" /* REG_EONIG_THREAD */ |
| }; |
| |
| #include <stdio.h> |
| |
| |
| extern size_t |
| regerror(int posix_ecode, const regex_t* reg ARG_UNUSED, char* buf, |
| size_t size) |
| { |
| char* s; |
| char tbuf[35]; |
| size_t len; |
| |
| if (posix_ecode > 0 |
| && posix_ecode < (int )(sizeof(ESTRING) / sizeof(ESTRING[0]))) { |
| s = ESTRING[posix_ecode]; |
| } |
| else if (posix_ecode == 0) { |
| s = ""; |
| } |
| else { |
| sprintf(tbuf, "undefined error code (%d)", posix_ecode); |
| s = tbuf; |
| } |
| |
| len = strlen(s) + 1; /* use strlen() because s is ascii encoding. */ |
| |
| if (buf != NULL && size > 0) { |
| strncpy(buf, s, size - 1); |
| buf[size - 1] = '\0'; |
| } |
| return len; |
| } |