131 lines
3.5 KiB
C
131 lines
3.5 KiB
C
/*-
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* Copyright (c) 1992, 1993, 1994
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef lint
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static char sccsid[] = "@(#)ex_mkexrc.c 8.14 (Berkeley) 8/17/94";
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#endif /* not lint */
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#include <sys/types.h>
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#include <sys/queue.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <bitstring.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <limits.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <termios.h>
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#include <unistd.h>
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#include "compat.h"
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#include <db.h>
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#include <regex.h>
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#include <pathnames.h>
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#include "vi.h"
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#include "excmd.h"
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/*
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* ex_mkexrc -- :mkexrc[!] [file]
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*
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* Create (or overwrite) a .exrc file with the current info.
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*/
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int
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ex_mkexrc(sp, ep, cmdp)
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SCR *sp;
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EXF *ep;
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EXCMDARG *cmdp;
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{
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struct stat sb;
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FILE *fp;
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int fd, sverrno;
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char *fname;
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switch (cmdp->argc) {
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case 0:
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fname = _PATH_EXRC;
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break;
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case 1:
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fname = cmdp->argv[0]->bp;
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set_alt_name(sp, fname);
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break;
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default:
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abort();
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}
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if (!F_ISSET(cmdp, E_FORCE) && !stat(fname, &sb)) {
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msgq(sp, M_ERR,
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"%s exists, not written; use ! to override", fname);
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return (1);
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}
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/* Create with max permissions of rw-r--r--. */
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if ((fd = open(fname, O_CREAT | O_TRUNC | O_WRONLY,
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S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)) < 0) {
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msgq(sp, M_SYSERR, fname);
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return (1);
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}
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if ((fp = fdopen(fd, "w")) == NULL) {
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sverrno = errno;
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(void)close(fd);
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errno = sverrno;
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goto e2;
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}
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if (abbr_save(sp, fp) || ferror(fp))
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goto e1;
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if (map_save(sp, fp) || ferror(fp))
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goto e1;
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if (opts_save(sp, fp) || ferror(fp))
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goto e1;
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#ifndef NO_DIGRAPH
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digraph_save(sp, fd);
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#endif
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if (fclose(fp))
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goto e2;
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msgq(sp, M_INFO, "New .exrc file: %s. ", fname);
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return (0);
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e1: sverrno = errno;
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(void)fclose(fp);
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errno = sverrno;
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e2: msgq(sp, M_ERR, "%s: incomplete: %s", fname, strerror(errno));
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return (1);
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}
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