2002-07-16 05:20:45 +02:00
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/*
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* Utility routines
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*
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* Copyright 1998 Bertho A. Stultiens
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* Copyright 2002 Ove Kaaven
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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2006-05-18 14:49:52 +02:00
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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2002-07-16 05:20:45 +02:00
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*/
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#include "config.h"
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2003-08-18 22:00:44 +02:00
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#include "wine/port.h"
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2002-07-16 05:20:45 +02:00
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <string.h>
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#include <ctype.h>
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#include "widl.h"
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#include "utils.h"
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#include "parser.h"
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2008-04-14 12:00:20 +02:00
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#define CURRENT_LOCATION { input_name ? input_name : "stdin", line_number, parser_text }
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2006-09-14 01:31:47 +02:00
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static const int want_near_indication = 0;
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2002-07-16 05:20:45 +02:00
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2006-09-14 01:31:47 +02:00
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static void make_print(char *str)
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2002-07-16 05:20:45 +02:00
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{
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while(*str)
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{
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if(!isprint(*str))
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*str = ' ';
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str++;
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}
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}
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2008-04-14 12:00:20 +02:00
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static void generic_msg(const loc_info_t *loc_info, const char *s, const char *t, va_list ap)
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2002-07-16 05:20:45 +02:00
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{
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2008-04-14 12:00:20 +02:00
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fprintf(stderr, "%s:%d: %s: ", loc_info->input_name, loc_info->line_number, t);
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2002-07-16 05:20:45 +02:00
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vfprintf(stderr, s, ap);
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2006-09-14 01:31:47 +02:00
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if (want_near_indication)
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2002-07-16 05:20:45 +02:00
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{
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char *cpy;
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2008-04-14 12:00:20 +02:00
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if(loc_info->near_text)
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2002-07-16 05:20:45 +02:00
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{
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2008-04-14 12:00:20 +02:00
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cpy = xstrdup(loc_info->near_text);
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2002-07-16 05:20:45 +02:00
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make_print(cpy);
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fprintf(stderr, " near '%s'", cpy);
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free(cpy);
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}
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}
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}
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2007-10-24 05:18:18 +02:00
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/* yyerror: yacc assumes this is not newline terminated. */
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2006-09-12 09:05:07 +02:00
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int parser_error(const char *s, ...)
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2002-07-16 05:20:45 +02:00
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{
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2008-04-14 12:00:20 +02:00
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loc_info_t cur_location = CURRENT_LOCATION;
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2002-07-16 05:20:45 +02:00
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va_list ap;
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va_start(ap, s);
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2008-04-14 12:00:20 +02:00
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generic_msg(&cur_location, s, "Error", ap);
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2007-10-24 05:18:18 +02:00
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fprintf(stderr, "\n");
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2002-07-16 05:20:45 +02:00
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va_end(ap);
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exit(1);
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return 1;
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}
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2007-10-24 05:18:18 +02:00
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void error_loc(const char *s, ...)
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2008-04-14 12:00:20 +02:00
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{
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loc_info_t cur_loc = CURRENT_LOCATION;
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va_list ap;
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va_start(ap, s);
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generic_msg(&cur_loc, s, "Error", ap);
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va_end(ap);
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exit(1);
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}
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void error_loc_info(const loc_info_t *loc_info, const char *s, ...)
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2007-10-24 05:18:18 +02:00
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{
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va_list ap;
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va_start(ap, s);
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2008-04-14 12:00:20 +02:00
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generic_msg(loc_info, s, "Error", ap);
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2007-10-24 05:18:18 +02:00
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va_end(ap);
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exit(1);
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}
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2006-09-12 09:05:07 +02:00
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int parser_warning(const char *s, ...)
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2002-07-16 05:20:45 +02:00
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{
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2008-04-14 12:00:20 +02:00
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loc_info_t cur_loc = CURRENT_LOCATION;
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2002-07-16 05:20:45 +02:00
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va_list ap;
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va_start(ap, s);
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2008-04-14 12:00:20 +02:00
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generic_msg(&cur_loc, s, "Warning", ap);
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2002-07-16 05:20:45 +02:00
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va_end(ap);
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return 0;
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}
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void error(const char *s, ...)
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{
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va_list ap;
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va_start(ap, s);
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2005-01-05 18:30:37 +01:00
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fprintf(stderr, "error: ");
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2002-07-16 05:20:45 +02:00
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vfprintf(stderr, s, ap);
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va_end(ap);
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exit(2);
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}
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void warning(const char *s, ...)
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{
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va_list ap;
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va_start(ap, s);
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2005-01-05 18:30:37 +01:00
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fprintf(stderr, "warning: ");
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2002-07-16 05:20:45 +02:00
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vfprintf(stderr, s, ap);
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va_end(ap);
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}
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2008-04-14 12:00:20 +02:00
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void warning_loc_info(const loc_info_t *loc_info, const char *s, ...)
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{
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va_list ap;
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va_start(ap, s);
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generic_msg(loc_info, s, "Warning", ap);
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va_end(ap);
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}
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2002-07-16 05:20:45 +02:00
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void chat(const char *s, ...)
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{
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if(debuglevel & DEBUGLEVEL_CHAT)
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{
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va_list ap;
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va_start(ap, s);
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2005-01-05 18:30:37 +01:00
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fprintf(stderr, "chat: ");
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2002-07-16 05:20:45 +02:00
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vfprintf(stderr, s, ap);
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va_end(ap);
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}
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}
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char *dup_basename(const char *name, const char *ext)
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{
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int namelen;
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int extlen = strlen(ext);
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char *base;
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char *slash;
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if(!name)
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name = "widl.tab";
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slash = strrchr(name, '/');
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2008-02-07 17:41:00 +01:00
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if (!slash)
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slash = strrchr(name, '\\');
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2002-07-16 05:20:45 +02:00
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if (slash)
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name = slash + 1;
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namelen = strlen(name);
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/* +4 for later extension and +1 for '\0' */
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2006-08-26 21:39:44 +02:00
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base = xmalloc(namelen +4 +1);
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2002-07-16 05:20:45 +02:00
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strcpy(base, name);
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if(!strcasecmp(name + namelen-extlen, ext))
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{
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base[namelen - extlen] = '\0';
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}
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return base;
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}
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2007-10-18 03:03:57 +02:00
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size_t widl_getline(char **linep, size_t *lenp, FILE *fp)
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{
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char *line = *linep;
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size_t len = *lenp;
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size_t n = 0;
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if (!line)
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{
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len = 64;
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line = xmalloc(len);
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}
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while (fgets(&line[n], len - n, fp))
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{
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n += strlen(&line[n]);
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if (line[n - 1] == '\n')
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break;
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else if (n == len - 1)
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{
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len *= 2;
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line = xrealloc(line, len);
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}
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}
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*linep = line;
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*lenp = len;
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return n;
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}
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2002-07-16 05:20:45 +02:00
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void *xmalloc(size_t size)
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{
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void *res;
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assert(size > 0);
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res = malloc(size);
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if(res == NULL)
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{
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error("Virtual memory exhausted.\n");
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}
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2006-08-26 21:39:44 +02:00
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memset(res, 0x55, size);
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2002-07-16 05:20:45 +02:00
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return res;
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}
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void *xrealloc(void *p, size_t size)
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{
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void *res;
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assert(size > 0);
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res = realloc(p, size);
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if(res == NULL)
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{
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error("Virtual memory exhausted.\n");
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}
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return res;
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}
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char *xstrdup(const char *str)
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{
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char *s;
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assert(str != NULL);
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2006-08-26 21:39:44 +02:00
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s = xmalloc(strlen(str)+1);
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2002-07-16 05:20:45 +02:00
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return strcpy(s, str);
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}
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