Annotation of src/usr.bin/diff/diff.h, Revision 1.33
1.2 deraadt 1:
1.33 ! millert 2:
! 3: /*ROR
1.15 millert 4: * Copyright (c) 1991, 1993
5: * The Regents of the University of California. All rights reserved.
1.2 deraadt 6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
1.15 millert 10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
1.2 deraadt 12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
1.15 millert 15: * 3. Neither the name of the University nor the names of its contributors
16: * may be used to endorse or promote products derived from this software
17: * without specific prior written permission.
18: *
19: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29: * SUCH DAMAGE.
1.2 deraadt 30: *
1.15 millert 31: * @(#)diff.h 8.1 (Berkeley) 6/6/93
1.1 deraadt 32: */
33:
1.28 otto 34: #include <sys/types.h>
35: #include <regex.h>
36:
1.1 deraadt 37: /*
38: * Output format options
39: */
40: #define D_NORMAL 0 /* Normal output */
41: #define D_EDIT -1 /* Editor script out */
42: #define D_REVERSE 1 /* Reverse editor script */
43: #define D_CONTEXT 2 /* Diff with context */
1.6 millert 44: #define D_UNIFIED 3 /* Unified context diff */
45: #define D_IFDEF 4 /* Diff with merged #ifdef's */
46: #define D_NREVERSE 5 /* Reverse ed script with numbered
1.1 deraadt 47: lines and no trailing . */
1.17 millert 48: #define D_BRIEF 6 /* Say if the files differ */
1.1 deraadt 49:
1.15 millert 50: /*
51: * Output flags
52: */
1.30 ray 53: #define D_HEADER 0x001 /* Print a header/footer between files */
54: #define D_EMPTY1 0x002 /* Treat first file as empty (/dev/null) */
55: #define D_EMPTY2 0x004 /* Treat second file as empty (/dev/null) */
56:
57: /*
58: * Command line flags
59: */
60: #define D_FORCEASCII 0x008 /* Treat file as ascii regardless of content */
61: #define D_FOLDBLANKS 0x010 /* Treat all white space as equal */
62: #define D_MINIMAL 0x020 /* Make diff as small as possible */
63: #define D_IGNORECASE 0x040 /* Case-insensitive matching */
64: #define D_PROTOTYPE 0x080 /* Display C function prototype */
65: #define D_EXPANDTABS 0x100 /* Expand tabs to spaces */
66: #define D_IGNOREBLANKS 0x200 /* Ignore white space changes */
1.15 millert 67:
1.18 millert 68: /*
69: * Status values for print_status() and diffreg() return values
70: */
71: #define D_SAME 0 /* Files are the same */
72: #define D_DIFFER 1 /* Files are different */
73: #define D_BINARY 2 /* Binary files are different */
1.33 ! millert 74: #define D_MISMATCH1 3 /* path1 was a dir, path2 a file */
! 75: #define D_MISMATCH2 4 /* path1 was a file, path2 a dir */
! 76: #define D_SKIPPED1 5 /* path1 was a special file */
! 77: #define D_SKIPPED2 6 /* path2 was a special file */
1.18 millert 78:
1.15 millert 79: struct excludes {
80: char *pattern;
81: struct excludes *next;
82: };
83:
1.33 ! millert 84: extern int Nflag, Pflag, rflag, sflag, Tflag;
1.32 ray 85: extern int diff_format, diff_context, status;
1.29 millert 86: extern char *start, *ifdefname, *diffargs, *label[2], *ignore_pats;
1.8 tedu 87: extern struct stat stb1, stb2;
1.15 millert 88: extern struct excludes *excludes_list;
1.28 otto 89: extern regex_t ignore_re;
1.1 deraadt 90:
1.15 millert 91: char *splice(char *, char *);
1.18 millert 92: int diffreg(char *, char *, int);
93: int easprintf(char **, const char *, ...);
1.7 millert 94: void *emalloc(size_t);
95: void *erealloc(void *, size_t);
1.31 ray 96: void diffdir(char *, char *, int);
1.24 millert 97: void print_only(const char *, size_t, const char *);
1.18 millert 98: void print_status(int, char *, char *, char *);