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 /*
23*0Sstevel@tonic-gate  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
28*0Sstevel@tonic-gate 
29*0Sstevel@tonic-gate /*
30*0Sstevel@tonic-gate  * Post-process adb scripts to move increment and decrement around.
31*0Sstevel@tonic-gate  * The reason is that at the start of each +/ line, adb prints out
32*0Sstevel@tonic-gate  * the current location.  If the line then increments or decrements
33*0Sstevel@tonic-gate  * dot before printing the user may be confused.  So we move the
34*0Sstevel@tonic-gate  * increment or decrement to the preceeding line.
35*0Sstevel@tonic-gate  */
36*0Sstevel@tonic-gate 
37*0Sstevel@tonic-gate #include <stdio.h>
38*0Sstevel@tonic-gate #include <stdlib.h>
39*0Sstevel@tonic-gate #include <string.h>
40*0Sstevel@tonic-gate #include <ctype.h>
41*0Sstevel@tonic-gate 
42*0Sstevel@tonic-gate #define	BUFSIZE 1024	/* gross enough to never be exceeded (we hope) */
43*0Sstevel@tonic-gate 
44*0Sstevel@tonic-gate char buf1[BUFSIZE], buf2[BUFSIZE];
45*0Sstevel@tonic-gate 
46*0Sstevel@tonic-gate static char *scanpastnum(char *);
47*0Sstevel@tonic-gate static int goodstart(char *);
48*0Sstevel@tonic-gate 
49*0Sstevel@tonic-gate int
50*0Sstevel@tonic-gate main()
51*0Sstevel@tonic-gate {
52*0Sstevel@tonic-gate 	char *cur, *last, *cp1, *cp2, *ep, *t;
53*0Sstevel@tonic-gate 	int len;
54*0Sstevel@tonic-gate 
55*0Sstevel@tonic-gate 	gets(buf1);
56*0Sstevel@tonic-gate 	last = buf1;
57*0Sstevel@tonic-gate 	cur = buf2;
58*0Sstevel@tonic-gate 	while (gets(cur) != NULL) {
59*0Sstevel@tonic-gate 		if (goodstart(cur) && goodstart(last)) {
60*0Sstevel@tonic-gate 			/*
61*0Sstevel@tonic-gate 			 * Scan cur for initial increment.
62*0Sstevel@tonic-gate 			 * Ignore quoted strings, tabbing, adb newlines.
63*0Sstevel@tonic-gate 			 */
64*0Sstevel@tonic-gate 			cp1 = cur + 2;
65*0Sstevel@tonic-gate 			while (*cp1) {
66*0Sstevel@tonic-gate 				if (*cp1 == '"') {
67*0Sstevel@tonic-gate 					/* scan past quoted string */
68*0Sstevel@tonic-gate 					while (*++cp1 && *cp1 != '"')
69*0Sstevel@tonic-gate 						;
70*0Sstevel@tonic-gate 					cp1++;
71*0Sstevel@tonic-gate 					continue;
72*0Sstevel@tonic-gate 				}
73*0Sstevel@tonic-gate 				if (*cp1 >= '0' && *cp1 <= '9') {
74*0Sstevel@tonic-gate 					cp2 = scanpastnum(cp1);
75*0Sstevel@tonic-gate 				} else {
76*0Sstevel@tonic-gate 					cp2 = cp1;
77*0Sstevel@tonic-gate 				}
78*0Sstevel@tonic-gate 				if (*cp2 == 't' || *cp2 == 'n' ||
79*0Sstevel@tonic-gate 				    *cp2 == ' ') {
80*0Sstevel@tonic-gate 					/* ok to skip over this one */
81*0Sstevel@tonic-gate 					cp1 = cp2 + 1;
82*0Sstevel@tonic-gate 					continue;
83*0Sstevel@tonic-gate 				} else {
84*0Sstevel@tonic-gate 					break;
85*0Sstevel@tonic-gate 				}
86*0Sstevel@tonic-gate 			}
87*0Sstevel@tonic-gate 			/*
88*0Sstevel@tonic-gate 			 * Cp1 now points at the first non-quoted string and
89*0Sstevel@tonic-gate 			 * non adb tab specification.
90*0Sstevel@tonic-gate 			 * Now determine if it's an increment or decrement.
91*0Sstevel@tonic-gate 			 */
92*0Sstevel@tonic-gate 			cp2 = scanpastnum(cp1);
93*0Sstevel@tonic-gate 			if (*cp2 == '+' || *cp2 == '-') {
94*0Sstevel@tonic-gate 				/*
95*0Sstevel@tonic-gate 				 * This is what we were hoping to find.
96*0Sstevel@tonic-gate 				 * Move increment or decrement into last.
97*0Sstevel@tonic-gate 				 */
98*0Sstevel@tonic-gate 				cp2++;
99*0Sstevel@tonic-gate 				ep = last + strlen(last);
100*0Sstevel@tonic-gate 				len = cp2  - cp1;
101*0Sstevel@tonic-gate 				strncpy(ep, cp1, len);
102*0Sstevel@tonic-gate 				ep[len] = '\0';
103*0Sstevel@tonic-gate 				/*
104*0Sstevel@tonic-gate 				 * Remove it from cur.
105*0Sstevel@tonic-gate 				 */
106*0Sstevel@tonic-gate 				strcpy(cp1, cp2);
107*0Sstevel@tonic-gate 			}
108*0Sstevel@tonic-gate 		}
109*0Sstevel@tonic-gate 		/*
110*0Sstevel@tonic-gate 		 * Prepare for next iteration.
111*0Sstevel@tonic-gate 		 */
112*0Sstevel@tonic-gate 		puts(last);
113*0Sstevel@tonic-gate 		t = cur;
114*0Sstevel@tonic-gate 		cur = last;
115*0Sstevel@tonic-gate 		last = t;
116*0Sstevel@tonic-gate 	}
117*0Sstevel@tonic-gate 	puts(last);
118*0Sstevel@tonic-gate 	return (0);
119*0Sstevel@tonic-gate }
120*0Sstevel@tonic-gate 
121*0Sstevel@tonic-gate /*
122*0Sstevel@tonic-gate  * Cp points at a digit.
123*0Sstevel@tonic-gate  * Return pointer to next char that isn't a digit.
124*0Sstevel@tonic-gate  */
125*0Sstevel@tonic-gate static char *
126*0Sstevel@tonic-gate scanpastnum(char *cp1)
127*0Sstevel@tonic-gate {
128*0Sstevel@tonic-gate 	char *cp2;
129*0Sstevel@tonic-gate 
130*0Sstevel@tonic-gate 	for (cp2 = cp1; isdigit(*cp2); cp2++)
131*0Sstevel@tonic-gate 		;
132*0Sstevel@tonic-gate 	return (cp2);
133*0Sstevel@tonic-gate }
134*0Sstevel@tonic-gate 
135*0Sstevel@tonic-gate /*
136*0Sstevel@tonic-gate  * Check whether a line has a good starting string.
137*0Sstevel@tonic-gate  * We need ./ or +/ at the beginning to even think
138*0Sstevel@tonic-gate  * of doing this motion stuff.
139*0Sstevel@tonic-gate  */
140*0Sstevel@tonic-gate static int
141*0Sstevel@tonic-gate goodstart(char *cp)
142*0Sstevel@tonic-gate {
143*0Sstevel@tonic-gate 	if (*cp == '.' || *cp == '+') {
144*0Sstevel@tonic-gate 		if (*++cp == '/')
145*0Sstevel@tonic-gate 			return (1);
146*0Sstevel@tonic-gate 	}
147*0Sstevel@tonic-gate 	return (0);
148*0Sstevel@tonic-gate }
149