62 lines
2.1 KiB
C
62 lines
2.1 KiB
C
/***************************************************************************
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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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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#include "vocal.h"
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char* getline (FILE *fp) {
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char ch = 0;
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char *line = NULL;
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unsigned int size=0;
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while (ch!='\n' && ch!='\r' && !feof(fp)) {
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ch = fgetc(fp);
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line = (char*) realloc(line, ++size);
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line[size-1]=ch;
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}
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if (size)
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line[size]=0;
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if (line[size-1] == '\n' || line[size-1] == '\r')
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line[size-1]=0;
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return line;
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}
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char** preg_match (char *regex, char* s, int *size) {
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char **match = NULL;
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regex_t re;
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regmatch_t off;
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*size=0;
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if (regcomp(&re,regex,REG_EXTENDED)!=0)
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return match;
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for (; !regexec(&re, s, 1, &off, 0); s += off.rm_eo) {
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match = (char**) realloc(match, (++(*size))*sizeof(char*));
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match[*size-1] = (char*) malloc(BUFSIZ);
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memset (match[*size-1], 0x0, BUFSIZ);
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memcpy (match[*size-1], s + off.rm_so, off.rm_eo - off.rm_so);
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}
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regfree(&re);
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return match;
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}
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double ABS (double x) { return (x >= 0) ? x : -x; }
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