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 2001 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 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 28*0Sstevel@tonic-gate /* All Rights Reserved */ 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate /* 31*0Sstevel@tonic-gate * University Copyright- Copyright (c) 1982, 1986, 1988 32*0Sstevel@tonic-gate * The Regents of the University of California 33*0Sstevel@tonic-gate * All Rights Reserved 34*0Sstevel@tonic-gate * 35*0Sstevel@tonic-gate * University Acknowledgment- Portions of this document are derived from 36*0Sstevel@tonic-gate * software developed by the University of California, Berkeley, and its 37*0Sstevel@tonic-gate * contributors. 38*0Sstevel@tonic-gate */ 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate #ifndef _DIFF_H 41*0Sstevel@tonic-gate #define _DIFF_H 42*0Sstevel@tonic-gate 43*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 44*0Sstevel@tonic-gate 45*0Sstevel@tonic-gate 46*0Sstevel@tonic-gate #ifdef __cplusplus 47*0Sstevel@tonic-gate extern "C" { 48*0Sstevel@tonic-gate #endif 49*0Sstevel@tonic-gate 50*0Sstevel@tonic-gate /* 51*0Sstevel@tonic-gate * Output format options 52*0Sstevel@tonic-gate */ 53*0Sstevel@tonic-gate 54*0Sstevel@tonic-gate int opt; 55*0Sstevel@tonic-gate 56*0Sstevel@tonic-gate #define D_NORMAL 0 /* Normal output */ 57*0Sstevel@tonic-gate #define D_EDIT -1 /* Editor script out */ 58*0Sstevel@tonic-gate #define D_REVERSE 1 /* Reverse editor script */ 59*0Sstevel@tonic-gate #define D_CONTEXT 2 /* Diff with context */ 60*0Sstevel@tonic-gate #define D_IFDEF 3 /* Diff with merged #ifdef's */ 61*0Sstevel@tonic-gate #define D_NREVERSE 4 /* Reverse ed script with numbered */ 62*0Sstevel@tonic-gate /* lines and no trailing . */ 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate /* 65*0Sstevel@tonic-gate * Constant declarations 66*0Sstevel@tonic-gate */ 67*0Sstevel@tonic-gate #define HALFMASK 0xf 68*0Sstevel@tonic-gate 69*0Sstevel@tonic-gate #define prints(s) fputs(s, stdout) 70*0Sstevel@tonic-gate 71*0Sstevel@tonic-gate #define MAX_CONTEXT 128 72*0Sstevel@tonic-gate 73*0Sstevel@tonic-gate /* 74*0Sstevel@tonic-gate * diff - directory comparison 75*0Sstevel@tonic-gate */ 76*0Sstevel@tonic-gate #define d_flags d_ino 77*0Sstevel@tonic-gate 78*0Sstevel@tonic-gate #define ONLY 1 /* Only in this directory */ 79*0Sstevel@tonic-gate #define SAME 2 /* Both places and same */ 80*0Sstevel@tonic-gate #define DIFFER 4 /* Both places and different */ 81*0Sstevel@tonic-gate #define DIRECT 8 /* Directory */ 82*0Sstevel@tonic-gate 83*0Sstevel@tonic-gate struct dir { 84*0Sstevel@tonic-gate ulong_t d_ino; 85*0Sstevel@tonic-gate int16_t d_reclen; 86*0Sstevel@tonic-gate int16_t d_namlen; 87*0Sstevel@tonic-gate char *d_entry; 88*0Sstevel@tonic-gate }; 89*0Sstevel@tonic-gate 90*0Sstevel@tonic-gate 91*0Sstevel@tonic-gate /* 92*0Sstevel@tonic-gate * type definitions 93*0Sstevel@tonic-gate */ 94*0Sstevel@tonic-gate 95*0Sstevel@tonic-gate struct cand { 96*0Sstevel@tonic-gate int x; 97*0Sstevel@tonic-gate int y; 98*0Sstevel@tonic-gate int pred; 99*0Sstevel@tonic-gate } cand; 100*0Sstevel@tonic-gate 101*0Sstevel@tonic-gate struct line { 102*0Sstevel@tonic-gate int serial; 103*0Sstevel@tonic-gate int value; 104*0Sstevel@tonic-gate } *file[2], line; 105*0Sstevel@tonic-gate 106*0Sstevel@tonic-gate /* 107*0Sstevel@tonic-gate * The following struct is used to record change information when 108*0Sstevel@tonic-gate * doing a "context" diff. (see routine "change" to understand the 109*0Sstevel@tonic-gate * highly mneumonic field names) 110*0Sstevel@tonic-gate */ 111*0Sstevel@tonic-gate struct context_vec { 112*0Sstevel@tonic-gate int a; /* start line in old file */ 113*0Sstevel@tonic-gate int b; /* end line in old file */ 114*0Sstevel@tonic-gate int c; /* start line in new file */ 115*0Sstevel@tonic-gate int d; /* end line in new file */ 116*0Sstevel@tonic-gate }; 117*0Sstevel@tonic-gate 118*0Sstevel@tonic-gate 119*0Sstevel@tonic-gate /* 120*0Sstevel@tonic-gate * Algorithm related options 121*0Sstevel@tonic-gate */ 122*0Sstevel@tonic-gate int bflag = 0; 123*0Sstevel@tonic-gate int tflag = 0; 124*0Sstevel@tonic-gate int wflag = 0; 125*0Sstevel@tonic-gate int iflag = 0; 126*0Sstevel@tonic-gate int rflag = 0; 127*0Sstevel@tonic-gate int lflag = 0; 128*0Sstevel@tonic-gate int sflag = 0; 129*0Sstevel@tonic-gate int hflag = 0; 130*0Sstevel@tonic-gate int uflag = 0; 131*0Sstevel@tonic-gate 132*0Sstevel@tonic-gate /* 133*0Sstevel@tonic-gate * Variables for D_IFDEF option. 134*0Sstevel@tonic-gate */ 135*0Sstevel@tonic-gate int wantelses = 0; /* used with D_IFDEF */ 136*0Sstevel@tonic-gate char *ifdef1, *ifdef2; /* hold the ifdef strings */ 137*0Sstevel@tonic-gate char *endifname; 138*0Sstevel@tonic-gate int inifdef = 0; 139*0Sstevel@tonic-gate 140*0Sstevel@tonic-gate /* 141*0Sstevel@tonic-gate * Variables for -C (-c) context option. 142*0Sstevel@tonic-gate */ 143*0Sstevel@tonic-gate int context = 0; /* number of lines specfied with the C flag */ 144*0Sstevel@tonic-gate 145*0Sstevel@tonic-gate char *empty = ""; /* the empty string */ 146*0Sstevel@tonic-gate 147*0Sstevel@tonic-gate char **diffargv; /* keep track of argv for diffdir */ 148*0Sstevel@tonic-gate 149*0Sstevel@tonic-gate char start[256]; /* specify where to start, used with -S */ 150*0Sstevel@tonic-gate 151*0Sstevel@tonic-gate FILE *input[2]; /* two input files */ 152*0Sstevel@tonic-gate int len[2]; 153*0Sstevel@tonic-gate struct line *sfile[2]; /* shortened by pruning common prefix and suffix */ 154*0Sstevel@tonic-gate int slen[2]; 155*0Sstevel@tonic-gate 156*0Sstevel@tonic-gate struct stat stb1; 157*0Sstevel@tonic-gate 158*0Sstevel@tonic-gate /* 159*0Sstevel@tonic-gate * Input file names. 160*0Sstevel@tonic-gate * With diffdir, file1 and file2 are allocated BUFSIZ space, 161*0Sstevel@tonic-gate * and padded with a '/', and then efile0 and efile1 point after 162*0Sstevel@tonic-gate * the '/'. 163*0Sstevel@tonic-gate */ 164*0Sstevel@tonic-gate char *file1, *file2, *efile1, *efile2; 165*0Sstevel@tonic-gate struct stat stb1, stb2; 166*0Sstevel@tonic-gate 167*0Sstevel@tonic-gate /* 168*0Sstevel@tonic-gate * input_file1 and input_file2 are to display 169*0Sstevel@tonic-gate * the filenames in the output 170*0Sstevel@tonic-gate */ 171*0Sstevel@tonic-gate char *input_file1, *input_file2; 172*0Sstevel@tonic-gate 173*0Sstevel@tonic-gate char pr[] = "/usr/bin/pr"; 174*0Sstevel@tonic-gate char diff[] = "/usr/bin/diff"; 175*0Sstevel@tonic-gate char diffh[] = "/usr/lib/diffh"; 176*0Sstevel@tonic-gate int status = 2; 177*0Sstevel@tonic-gate int anychange = 0; 178*0Sstevel@tonic-gate 179*0Sstevel@tonic-gate struct context_vec *context_vec_start, 180*0Sstevel@tonic-gate *context_vec_end, 181*0Sstevel@tonic-gate *context_vec_ptr; 182*0Sstevel@tonic-gate 183*0Sstevel@tonic-gate char tempfile[2][16]; /* used when comparing against std input */ 184*0Sstevel@tonic-gate /* or char special devices */ 185*0Sstevel@tonic-gate int whichtemp; 186*0Sstevel@tonic-gate 187*0Sstevel@tonic-gate #ifdef __cplusplus 188*0Sstevel@tonic-gate } 189*0Sstevel@tonic-gate #endif 190*0Sstevel@tonic-gate 191*0Sstevel@tonic-gate #endif /* _DIFF_H */ 192