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-rw-r--r--usr.bin/vi/nex/ex_write.c277
1 files changed, 0 insertions, 277 deletions
diff --git a/usr.bin/vi/nex/ex_write.c b/usr.bin/vi/nex/ex_write.c
deleted file mode 100644
index 5a51b6dff914..000000000000
--- a/usr.bin/vi/nex/ex_write.c
+++ /dev/null
@@ -1,277 +0,0 @@
-/*-
- * Copyright (c) 1992, 1993
- * The Regents of the University of California. 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.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- */
-
-#ifndef lint
-static char sccsid[] = "@(#)ex_write.c 8.19 (Berkeley) 12/18/93";
-#endif /* not lint */
-
-#include <sys/types.h>
-#include <sys/stat.h>
-
-#include <ctype.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <string.h>
-#include <unistd.h>
-
-#include "vi.h"
-#include "excmd.h"
-
-enum which {WQ, WRITE, XIT};
-
-static int exwr __P((SCR *, EXF *, EXCMDARG *, enum which));
-
-/*
- * ex_wq -- :wq[!] [>>] [file]
- * Write to a file.
- */
-int
-ex_wq(sp, ep, cmdp)
- SCR *sp;
- EXF *ep;
- EXCMDARG *cmdp;
-{
- int force;
-
- if (exwr(sp, ep, cmdp, WQ))
- return (1);
-
- force = F_ISSET(cmdp, E_FORCE);
- if (!force && ep->refcnt <= 1 && file_unedited(sp) != NULL) {
- msgq(sp, M_ERR,
- "More files to edit; use \":n\" to go to the next file");
- return (1);
- }
-
- F_SET(sp, force ? S_EXIT_FORCE : S_EXIT);
- return (0);
-}
-
-/*
- * ex_write -- :write[!] [>>] [file]
- * :write [!] [cmd]
- * Write to a file.
- */
-int
-ex_write(sp, ep, cmdp)
- SCR *sp;
- EXF *ep;
- EXCMDARG *cmdp;
-{
- return (exwr(sp, ep, cmdp, WRITE));
-}
-
-
-/*
- * ex_xit -- :x[it]! [file]
- *
- * Write out any modifications and quit.
- */
-int
-ex_xit(sp, ep, cmdp)
- SCR *sp;
- EXF *ep;
- EXCMDARG *cmdp;
-{
- int force;
-
- if (F_ISSET((ep), F_MODIFIED) && exwr(sp, ep, cmdp, XIT))
- return (1);
-
- force = F_ISSET(cmdp, E_FORCE);
- if (!force && ep->refcnt <= 1 && file_unedited(sp) != NULL) {
- msgq(sp, M_ERR,
- "More files to edit; use \":n\" to go to the next file");
- return (1);
- }
-
- F_SET(sp, force ? S_EXIT_FORCE : S_EXIT);
- return (0);
-}
-
-/*
- * exwr --
- * The guts of the ex write commands.
- */
-static int
-exwr(sp, ep, cmdp, cmd)
- SCR *sp;
- EXF *ep;
- EXCMDARG *cmdp;
- enum which cmd;
-{
- EX_PRIVATE *exp;
- MARK rm;
- int flags;
- char *name, *p;
-
- /* All write commands can have an associated '!'. */
- LF_INIT(FS_POSSIBLE);
- if (F_ISSET(cmdp, E_FORCE))
- LF_SET(FS_FORCE);
-
- /* Skip any leading whitespace. */
- if (cmdp->argc != 0)
- for (p = cmdp->argv[0]->bp; *p && isblank(*p); ++p);
-
- /* If no arguments, just write the file back. */
- if (cmdp->argc == 0 || *p == '\0') {
- if (F_ISSET(cmdp, E_ADDR2_ALL))
- LF_SET(FS_ALL);
- return (file_write(sp, ep,
- &cmdp->addr1, &cmdp->addr2, NULL, flags));
- }
-
- /* If "write !" it's a pipe to a utility. */
- exp = EXP(sp);
- if (cmd == WRITE && *p == '!') {
- for (++p; *p && isblank(*p); ++p);
- if (*p == '\0') {
- msgq(sp, M_ERR, "Usage: %s.", cmdp->cmd->usage);
- return (1);
- }
- /* Expand the argument. */
- if (argv_exp1(sp, ep, cmdp, p, strlen(p), 0))
- return (1);
- if (filtercmd(sp, ep, &cmdp->addr1, &cmdp->addr2,
- &rm, cmdp->argv[1]->bp, FILTER_WRITE))
- return (1);
- sp->lno = rm.lno;
- return (0);
- }
-
- /* If "write >>" it's an append to a file. */
- if (cmd != XIT && p[0] == '>' && p[1] == '>') {
- LF_SET(FS_APPEND);
-
- /* Skip ">>" and whitespace. */
- for (p += 2; *p && isblank(*p); ++p);
- }
-
- /* Build an argv so we get an argument count and file expansion. */
- if (argv_exp2(sp, ep, cmdp, p, strlen(p), 0))
- return (1);
-
- switch (cmdp->argc) {
- case 1:
- /*
- * Nothing to expand, write the current file.
- * XXX
- * Should never happen, already checked this case.
- */
- name = NULL;
- break;
- case 2:
- /* One new argument, write it. */
- name = cmdp->argv[exp->argsoff - 1]->bp;
- set_alt_name(sp, name);
- break;
- default:
- /* If expanded to more than one argument, object. */
- msgq(sp, M_ERR, "%s expanded into too many file names",
- cmdp->argv[0]->bp);
- msgq(sp, M_ERR, "Usage: %s.", cmdp->cmd->usage);
- return (1);
- }
-
- if (F_ISSET(cmdp, E_ADDR2_ALL))
- LF_SET(FS_ALL);
- return (file_write(sp, ep, &cmdp->addr1, &cmdp->addr2, name, flags));
-}
-
-/*
- * ex_writefp --
- * Write a range of lines to a FILE *.
- */
-int
-ex_writefp(sp, ep, name, fp, fm, tm, nlno, nch)
- SCR *sp;
- EXF *ep;
- char *name;
- FILE *fp;
- MARK *fm, *tm;
- u_long *nlno, *nch;
-{
- register u_long ccnt, fline, tline;
- size_t len;
- char *p;
-
- fline = fm->lno;
- tline = tm->lno;
-
- if (nlno != NULL) {
- *nch = 0;
- *nlno = 0;
- }
- ccnt = 0;
-
- /*
- * The vi filter code has multiple processes running simultaneously,
- * and one of them calls ex_writefp(). The "unsafe" function calls
- * in this code are to file_gline() and msgq(). File_gline() is safe,
- * see the comment in filter.c:filtercmd() for details. We don't call
- * msgq if the multiple process bit in the EXF is set.
- *
- * !!!
- * Historic vi permitted files of 0 length to be written. However,
- * since the way vi got around dealing with "empty" files was to
- * always have a line in the file no matter what, it wrote them as
- * files of a single, empty line. We write empty files.
- *
- * "Alex, I'll take vi trivia for $1000."
- */
- if (tline != 0)
- for (; fline <= tline; ++fline) {
- if ((p = file_gline(sp, ep, fline, &len)) == NULL)
- break;
- if (fwrite(p, 1, len, fp) != len) {
- msgq(sp, M_SYSERR, name);
- (void)fclose(fp);
- return (1);
- }
- ccnt += len;
- if (putc('\n', fp) != '\n')
- break;
- ++ccnt;
- }
- if (fclose(fp)) {
- if (!F_ISSET(ep, F_MULTILOCK))
- msgq(sp, M_SYSERR, name);
- return (1);
- }
- if (nlno != NULL) {
- *nch = ccnt;
- *nlno = tm->lno == 0 ? 0 : tm->lno - fm->lno + 1;
- }
- return (0);
-}