110d525ec6
Main changes: * Vim-style expandtab option * Provides Turkish translation * Backspace now deletes \ rather than being escaped * T during motion commands is now VI-compatible * Encoding related fixes, such as UTF-8 detection * Fixed a number of memory management issues MFC after: 3 weeks
140 lines
2.7 KiB
C
140 lines
2.7 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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* Copyright (c) 1992, 1993, 1994, 1995, 1996
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* Keith Bostic. All rights reserved.
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*
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* See the LICENSE file for redistribution information.
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*/
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#include "config.h"
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#include <sys/types.h>
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#include <sys/queue.h>
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#include <sys/time.h>
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#include <bitstring.h>
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#include <ctype.h>
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#include <limits.h>
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#include <stdio.h>
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#include <string.h>
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#include "../common/common.h"
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#include "tag.h"
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static int is_prefix(ARGS *, CHAR_T *);
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static int bdisplay(SCR *);
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static void db(SCR *, CB *, const char *);
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/*
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* ex_display -- :display b[uffers] | c[onnections] | s[creens] | t[ags]
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*
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* Display cscope connections, buffers, tags or screens.
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*
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* PUBLIC: int ex_display(SCR *, EXCMD *);
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*/
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int
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ex_display(SCR *sp, EXCMD *cmdp)
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{
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ARGS *arg;
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arg = cmdp->argv[0];
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switch (arg->bp[0]) {
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case 'b':
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if (!is_prefix(arg, L("buffers")))
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break;
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return (bdisplay(sp));
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case 'c':
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if (!is_prefix(arg, L("connections")))
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break;
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return (cscope_display(sp));
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case 's':
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if (!is_prefix(arg, L("screens")))
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break;
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return (ex_sdisplay(sp));
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case 't':
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if (!is_prefix(arg, L("tags")))
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break;
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return (ex_tag_display(sp));
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}
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ex_emsg(sp, cmdp->cmd->usage, EXM_USAGE);
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return (1);
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}
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/*
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* is_prefix --
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*
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* Check that a command argument matches a prefix of a given string.
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*/
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static int
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is_prefix(ARGS *arg, CHAR_T *str)
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{
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return arg->len <= STRLEN(str) && !MEMCMP(arg->bp, str, arg->len);
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}
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/*
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* bdisplay --
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*
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* Display buffers.
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*/
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static int
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bdisplay(SCR *sp)
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{
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CB *cbp;
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if (SLIST_EMPTY(sp->gp->cutq) && sp->gp->dcbp == NULL) {
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msgq(sp, M_INFO, "123|No cut buffers to display");
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return (0);
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}
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/* Display regular cut buffers. */
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SLIST_FOREACH(cbp, sp->gp->cutq, q) {
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if (isdigit(cbp->name))
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continue;
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if (!TAILQ_EMPTY(cbp->textq))
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db(sp, cbp, NULL);
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if (INTERRUPTED(sp))
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return (0);
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}
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/* Display numbered buffers. */
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SLIST_FOREACH(cbp, sp->gp->cutq, q) {
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if (!isdigit(cbp->name))
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continue;
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if (!TAILQ_EMPTY(cbp->textq))
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db(sp, cbp, NULL);
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if (INTERRUPTED(sp))
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return (0);
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}
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/* Display default buffer. */
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if ((cbp = sp->gp->dcbp) != NULL)
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db(sp, cbp, "default buffer");
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return (0);
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}
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/*
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* db --
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* Display a buffer.
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*/
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static void
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db(SCR *sp, CB *cbp, const char *name)
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{
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CHAR_T *p;
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GS *gp;
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TEXT *tp;
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size_t len;
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gp = sp->gp;
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(void)ex_printf(sp, "********** %s%s\n",
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name == NULL ? KEY_NAME(sp, cbp->name) : name,
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F_ISSET(cbp, CB_LMODE) ? " (line mode)" : " (character mode)");
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TAILQ_FOREACH(tp, cbp->textq, q) {
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for (len = tp->len, p = tp->lb; len--; ++p) {
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(void)ex_puts(sp, KEY_NAME(sp, *p));
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if (INTERRUPTED(sp))
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return;
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}
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(void)ex_puts(sp, "\n");
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}
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}
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