146 lines
3.1 KiB
C
146 lines
3.1 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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#ifndef lint
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static const char sccsid[] = "@(#)ex_display.c 10.12 (Berkeley) 4/10/96";
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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 <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 bdisplay __P((SCR *));
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static void db __P((SCR *, CB *, CHAR_T *));
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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 __P((SCR *, EXCMD *));
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*/
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int
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ex_display(sp, cmdp)
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SCR *sp;
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EXCMD *cmdp;
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{
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switch (cmdp->argv[0]->bp[0]) {
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case 'b':
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#undef ARG
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#define ARG "buffers"
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if (cmdp->argv[0]->len >= sizeof(ARG) ||
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memcmp(cmdp->argv[0]->bp, ARG, cmdp->argv[0]->len))
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break;
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return (bdisplay(sp));
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case 'c':
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#undef ARG
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#define ARG "connections"
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if (cmdp->argv[0]->len >= sizeof(ARG) ||
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memcmp(cmdp->argv[0]->bp, ARG, cmdp->argv[0]->len))
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break;
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return (cscope_display(sp));
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case 's':
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#undef ARG
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#define ARG "screens"
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if (cmdp->argv[0]->len >= sizeof(ARG) ||
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memcmp(cmdp->argv[0]->bp, ARG, cmdp->argv[0]->len))
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break;
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return (ex_sdisplay(sp));
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case 't':
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#undef ARG
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#define ARG "tags"
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if (cmdp->argv[0]->len >= sizeof(ARG) ||
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memcmp(cmdp->argv[0]->bp, ARG, cmdp->argv[0]->len))
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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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* 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(sp)
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SCR *sp;
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{
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CB *cbp;
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if (sp->gp->cutq.lh_first == NULL && 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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for (cbp = sp->gp->cutq.lh_first; cbp != NULL; cbp = cbp->q.le_next) {
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if (isdigit(cbp->name))
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continue;
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if (cbp->textq.cqh_first != (void *)&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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for (cbp = sp->gp->cutq.lh_first; cbp != NULL; cbp = cbp->q.le_next) {
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if (!isdigit(cbp->name))
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continue;
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if (cbp->textq.cqh_first != (void *)&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(sp, cbp, name)
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SCR *sp;
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CB *cbp;
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CHAR_T *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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for (tp = cbp->textq.cqh_first;
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tp != (void *)&cbp->textq; tp = tp->q.cqe_next) {
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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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