Annotation of src/usr.bin/patch/common.h, Revision 1.15
1.15 ! itojun 1: /* $NetBSD: common.h,v 1.14 2003/05/30 22:33:58 kristerw Exp $ */
! 2:
! 3: /*
! 4: * Copyright (c) 1988, Larry Wall
! 5: *
! 6: * Redistribution and use in source and binary forms, with or without
! 7: * modification, are permitted provided that the following condition
! 8: * is met:
! 9: * 1. Redistributions of source code must retain the above copyright
! 10: * notice, this condition and the following disclaimer.
! 11: *
! 12: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
! 13: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 14: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 15: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
! 16: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 17: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 18: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 19: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 20: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 21: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 22: * SUCH DAMAGE.
! 23: */
1.1 cgd 24:
25: #define DEBUGGING
26:
27: /* shut lint up about the following when return value ignored */
28:
29: #define Signal (void)signal
30: #define Unlink (void)unlink
31: #define Lseek (void)lseek
32: #define Fseek (void)fseek
33: #define Fstat (void)fstat
34: #define Pclose (void)pclose
35: #define Close (void)close
36: #define Fclose (void)fclose
37: #define Fflush (void)fflush
38: #define Sprintf (void)sprintf
39: #define Strcpy (void)strcpy
40: #define Strcat (void)strcat
41:
42: #include <stdio.h>
1.4 cgd 43: #include <string.h>
1.1 cgd 44: #include <assert.h>
45: #include <sys/types.h>
46: #include <sys/stat.h>
47: #include <ctype.h>
48: #include <signal.h>
49:
50: /* constants */
51:
52: /* AIX predefines these. */
53: #ifdef TRUE
54: #undef TRUE
55: #endif
56: #ifdef FALSE
57: #undef FALSE
58: #endif
59: #define TRUE (1)
60: #define FALSE (0)
61:
62: #define MAXHUNKSIZE 100000 /* is this enough lines? */
63: #define INITHUNKMAX 125 /* initial dynamic allocation size */
1.7 augustss 64: #define MAXLINELEN 10240
1.1 cgd 65:
66: #define SCCSPREFIX "s."
67: #define GET "get -e %s"
68: #define SCCSDIFF "get -p %s | diff - %s >/dev/null"
69:
70: #define RCSSUFFIX ",v"
71: #define CHECKOUT "co -l %s"
72: #define RCSDIFF "rcsdiff %s > /dev/null"
73:
74: #define ORIGEXT ".orig"
75: #define REJEXT ".rej"
76:
77: /* handy definitions */
78:
1.11 kristerw 79: #define Nulline 0
1.1 cgd 80:
81: #define strNE(s1,s2) (strcmp(s1, s2))
82: #define strEQ(s1,s2) (!strcmp(s1, s2))
83: #define strnNE(s1,s2,l) (strncmp(s1, s2, l))
84: #define strnEQ(s1,s2,l) (!strncmp(s1, s2, l))
85:
86: /* typedefs */
87:
88: typedef char bool;
1.12 kristerw 89: typedef int LINENUM; /* must be signed */
1.1 cgd 90:
91: /* globals */
92:
93: EXT int Argc; /* guess */
94: EXT char **Argv;
95:
96: EXT struct stat filestat; /* file statistics area */
1.12 kristerw 97: EXT mode_t filemode INIT(0644);
1.1 cgd 98:
99: EXT char buf[MAXLINELEN]; /* general purpose buffer */
1.11 kristerw 100: EXT FILE *ofp INIT(NULL); /* output file pointer */
101: EXT FILE *rejfp INIT(NULL); /* reject file pointer */
1.1 cgd 102:
103: EXT int myuid; /* cache getuid return value */
104:
105: #define MAXFILEC 2
106: EXT int filec INIT(0); /* how many file arguments? */
107: EXT char *filearg[MAXFILEC];
108: EXT bool ok_to_create_file INIT(FALSE);
1.9 sommerfe 109: EXT bool filename_is_dev_null INIT(FALSE);
110: EXT bool old_file_is_dev_null INIT(FALSE);
1.11 kristerw 111: EXT char *bestguess INIT(NULL); /* guess at correct filename */
1.1 cgd 112:
1.11 kristerw 113: EXT char *outname INIT(NULL);
1.1 cgd 114: EXT char rejname[128];
115:
1.11 kristerw 116: EXT char *origprae INIT(NULL);
1.1 cgd 117:
118: EXT char *TMPOUTNAME;
119: EXT char *TMPINNAME;
120: EXT char *TMPREJNAME;
121: EXT char *TMPPATNAME;
122: EXT bool toutkeep INIT(FALSE);
123: EXT bool trejkeep INIT(FALSE);
124:
125: EXT LINENUM last_offset INIT(0);
126: #ifdef DEBUGGING
127: EXT int debug INIT(0);
128: #endif
129: EXT LINENUM maxfuzz INIT(2);
130: EXT bool force INIT(FALSE);
131: EXT bool batch INIT(FALSE);
132: EXT bool verbose INIT(TRUE);
133: EXT bool reverse INIT(FALSE);
134: EXT bool noreverse INIT(FALSE);
135: EXT bool skip_rest_of_patch INIT(FALSE);
136: EXT int strippath INIT(957);
137: EXT bool canonicalize INIT(FALSE);
138:
139: #define CONTEXT_DIFF 1
140: #define NORMAL_DIFF 2
141: #define ED_DIFF 3
142: #define NEW_CONTEXT_DIFF 4
143: #define UNI_DIFF 5
144: EXT int diff_type INIT(0);
145:
146: EXT bool do_defines INIT(FALSE); /* patch using ifdef, ifndef, etc. */
147: EXT char if_defined[128]; /* #ifdef xyzzy */
148: EXT char not_defined[128]; /* #ifndef xyzzy */
149: EXT char else_defined[] INIT("#else\n");/* #else */
150: EXT char end_defined[128]; /* #endif xyzzy */
151:
1.11 kristerw 152: EXT char *revision INIT(NULL); /* prerequisite revision, if any */
1.1 cgd 153:
154: #include <errno.h>
155:
156: #if !defined(S_ISDIR) && defined(S_IFDIR)
157: #define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
158: #endif
159: #if !defined(S_ISREG) && defined(S_IFREG)
160: #define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
161: #endif
1.8 christos 162:
1.10 kristerw 163: void my_exit(int) __attribute__((__noreturn__));
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