default.c
上传用户:xiejiait
上传日期:2007-01-06
资源大小:881k
文件大小:2k
- /* @(#)default.c 1.2 98/12/01 Copyright 1997 J. Schilling */
- #ifndef lint
- static char sccsid[] =
- "@(#)default.c 1.2 98/12/01 Copyright 1997 J. Schilling";
- #endif
- /*
- * Copyright (c) 1997 J. Schilling
- */
- /*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING. If not, write to
- * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- */
- #include <mconfig.h>
- #include <stdio.h>
- #include <strdefs.h>
- #include <deflts.h>
- #define MAXLINE 512
- static FILE *dfltfile = (FILE *)NULL;
- int
- defltopen(name)
- const char *name;
- {
- if (dfltfile != (FILE *)NULL)
- fclose(dfltfile);
- if (name == (char *)NULL) {
- dfltfile = NULL;
- return (0);
- }
- if ((dfltfile = fopen(name, "r")) == (FILE *)NULL) {
- return (-1);
- }
- return (0);
- }
- int
- defltclose()
- {
- int ret;
- if (dfltfile != (FILE *)NULL) {
- ret = fclose(dfltfile);
- dfltfile = NULL;
- return (ret);
- }
- return (0);
- }
- char *
- defltread(name)
- const char *name;
- {
- register int len;
- register int namelen;
- static char buf[MAXLINE];
- if (dfltfile == (FILE *)NULL) {
- return ((char *)NULL);
- }
- namelen = strlen(name);
- rewind(dfltfile);
- while (fgets(buf, sizeof(buf), dfltfile)) {
- len = strlen(buf);
- if (buf[len-1] == 'n') {
- buf[len-1] = 0;
- } else {
- return ((char *)NULL);
- }
- if (strncmp(name, buf, namelen) == 0) {
- return (&buf[namelen]);
- }
- }
- return ((char *)NULL);
- }
- int
- defltcntl(cmd, flags)
- int cmd;
- int flags;
- {
- int oldflags = 0;
- return (oldflags);
- }