xref: /onnv-gate/usr/src/tools/cscope-fast/edit.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*	Copyright (c) 1988 AT&T	*/
23*0Sstevel@tonic-gate /*	  All Rights Reserved  	*/
24*0Sstevel@tonic-gate 
25*0Sstevel@tonic-gate 
26*0Sstevel@tonic-gate /*
27*0Sstevel@tonic-gate  * Copyright (c) 1999 by Sun Microsystems, Inc.
28*0Sstevel@tonic-gate  * All rights reserved.
29*0Sstevel@tonic-gate  */
30*0Sstevel@tonic-gate 
31*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
32*0Sstevel@tonic-gate 
33*0Sstevel@tonic-gate /*
34*0Sstevel@tonic-gate  *	cscope - interactive C symbol cross-reference
35*0Sstevel@tonic-gate  *
36*0Sstevel@tonic-gate  *	file editing functions
37*0Sstevel@tonic-gate  */
38*0Sstevel@tonic-gate 
39*0Sstevel@tonic-gate #include <curses.h>	/* KEY_BREAK and refresh */
40*0Sstevel@tonic-gate #include <libgen.h>
41*0Sstevel@tonic-gate #include <stdio.h>
42*0Sstevel@tonic-gate #include "global.h"
43*0Sstevel@tonic-gate 
44*0Sstevel@tonic-gate 
45*0Sstevel@tonic-gate /* edit this displayed reference */
46*0Sstevel@tonic-gate 
47*0Sstevel@tonic-gate void
editref(int i)48*0Sstevel@tonic-gate editref(int i)
49*0Sstevel@tonic-gate {
50*0Sstevel@tonic-gate 	char	file[PATHLEN + 1];	/* file name */
51*0Sstevel@tonic-gate 	char	linenum[NUMLEN + 1];	/* line number */
52*0Sstevel@tonic-gate 
53*0Sstevel@tonic-gate 	/* verify that there is a references found file */
54*0Sstevel@tonic-gate 	if (refsfound == NULL) {
55*0Sstevel@tonic-gate 		return;
56*0Sstevel@tonic-gate 	}
57*0Sstevel@tonic-gate 	/* get the selected line */
58*0Sstevel@tonic-gate 	seekline(i + topline);
59*0Sstevel@tonic-gate 
60*0Sstevel@tonic-gate 	/* get the file name and line number */
61*0Sstevel@tonic-gate 	if (fscanf(refsfound, "%s%*s%s", file, linenum) == 2) {
62*0Sstevel@tonic-gate 		edit(file, linenum);	/* edit it */
63*0Sstevel@tonic-gate 	}
64*0Sstevel@tonic-gate 	seekline(topline);	/* restore the line pointer */
65*0Sstevel@tonic-gate }
66*0Sstevel@tonic-gate 
67*0Sstevel@tonic-gate /* edit all references */
68*0Sstevel@tonic-gate 
69*0Sstevel@tonic-gate void
editall(void)70*0Sstevel@tonic-gate editall(void)
71*0Sstevel@tonic-gate {
72*0Sstevel@tonic-gate 	char	file[PATHLEN + 1];	/* file name */
73*0Sstevel@tonic-gate 	char	linenum[NUMLEN + 1];	/* line number */
74*0Sstevel@tonic-gate 	int	c;
75*0Sstevel@tonic-gate 
76*0Sstevel@tonic-gate 	/* verify that there is a references found file */
77*0Sstevel@tonic-gate 	if (refsfound == NULL) {
78*0Sstevel@tonic-gate 		return;
79*0Sstevel@tonic-gate 	}
80*0Sstevel@tonic-gate 	/* get the first line */
81*0Sstevel@tonic-gate 	seekline(1);
82*0Sstevel@tonic-gate 
83*0Sstevel@tonic-gate 	/* get each file name and line number */
84*0Sstevel@tonic-gate 	while (fscanf(refsfound, "%s%*s%s%*[^\n]", file, linenum) == 2) {
85*0Sstevel@tonic-gate 		edit(file, linenum);	/* edit it */
86*0Sstevel@tonic-gate 		if (editallprompt == YES) {
87*0Sstevel@tonic-gate 			putmsg("Type ^D to stop editing all lines, "
88*0Sstevel@tonic-gate 			    "or any other character to continue: ");
89*0Sstevel@tonic-gate 			if ((c = mygetch()) == EOF || c == ctrl('D') ||
90*0Sstevel@tonic-gate 			    c == ctrl('Z') || c == KEY_BREAK) {
91*0Sstevel@tonic-gate 				/* needed for interrupt on first time */
92*0Sstevel@tonic-gate 				(void) refresh();
93*0Sstevel@tonic-gate 				break;
94*0Sstevel@tonic-gate 			}
95*0Sstevel@tonic-gate 		}
96*0Sstevel@tonic-gate 	}
97*0Sstevel@tonic-gate 	seekline(topline);
98*0Sstevel@tonic-gate }
99*0Sstevel@tonic-gate 
100*0Sstevel@tonic-gate /* call the editor */
101*0Sstevel@tonic-gate 
102*0Sstevel@tonic-gate void
edit(char * file,char * linenum)103*0Sstevel@tonic-gate edit(char *file, char *linenum)
104*0Sstevel@tonic-gate {
105*0Sstevel@tonic-gate 	char	msg[MSGLEN + 1];	/* message */
106*0Sstevel@tonic-gate 	char	plusnum[NUMLEN + 2];	/* line number option */
107*0Sstevel@tonic-gate 	char	*s;
108*0Sstevel@tonic-gate 
109*0Sstevel@tonic-gate 	(void) sprintf(msg, "%s +%s %s", editor, linenum, file);
110*0Sstevel@tonic-gate 	putmsg(msg);
111*0Sstevel@tonic-gate 	(void) sprintf(plusnum, "+%s", linenum);
112*0Sstevel@tonic-gate 
113*0Sstevel@tonic-gate 	/* if this is the more or page commands */
114*0Sstevel@tonic-gate 	if (strcmp(s = basename(editor), "more") == 0 ||
115*0Sstevel@tonic-gate 	    strcmp(s, "page") == 0) {
116*0Sstevel@tonic-gate 		/*
117*0Sstevel@tonic-gate 		 * get it to pause after displaying a file smaller
118*0Sstevel@tonic-gate 		 * than the screen length
119*0Sstevel@tonic-gate 		 */
120*0Sstevel@tonic-gate 		(void) execute(editor, editor, plusnum, file, "/dev/null",
121*0Sstevel@tonic-gate 		    (char *)NULL);
122*0Sstevel@tonic-gate 	} else {
123*0Sstevel@tonic-gate 		(void) execute(editor, editor, plusnum, file, (char *)NULL);
124*0Sstevel@tonic-gate 	}
125*0Sstevel@tonic-gate }
126