Annotation of src/usr.bin/patch/common.h, Revision 1.12
1.12 ! deraadt 1: /* $OpenBSD: common.h,v 1.11 2003/04/08 01:54:26 deraadt Exp $ */
1.1 deraadt 2:
3: #define DEBUGGING
4:
5: #define VOIDUSED 7
6: #include "config.h"
7:
8: /* shut lint up about the following when return value ignored */
9:
10: #define Signal (void)signal
11: #define Unlink (void)unlink
12: #define Lseek (void)lseek
13: #define Fseek (void)fseek
14: #define Fstat (void)fstat
15: #define Pclose (void)pclose
16: #define Close (void)close
17: #define Fclose (void)fclose
18: #define Fflush (void)fflush
1.5 millert 19: #define Snprintf (void)snprintf
1.1 deraadt 20:
21: /* NeXT declares malloc and realloc incompatibly from us in some of
22: these files. Temporarily redefine them to prevent errors. */
23: #define malloc system_malloc
24: #define realloc system_realloc
25: #include <stdio.h>
26: #include <string.h>
27: #include <assert.h>
28: #include <sys/types.h>
1.3 deraadt 29: #include <sys/file.h>
1.1 deraadt 30: #include <sys/stat.h>
1.9 millert 31: #include <sys/param.h>
1.1 deraadt 32: #include <ctype.h>
1.9 millert 33: #include <paths.h>
1.1 deraadt 34: #include <signal.h>
1.7 dgregor 35: #include <stdlib.h>
1.9 millert 36: #include <unistd.h>
1.10 millert 37: #include <libgen.h>
1.1 deraadt 38: #undef malloc
39: #undef realloc
40:
41: /* constants */
42:
43: /* AIX predefines these. */
44: #ifdef TRUE
45: #undef TRUE
46: #endif
47: #ifdef FALSE
48: #undef FALSE
49: #endif
50: #define TRUE (1)
51: #define FALSE (0)
52:
53: #define MAXHUNKSIZE 100000 /* is this enough lines? */
54: #define INITHUNKMAX 125 /* initial dynamic allocation size */
1.8 niklas 55: #define MAXLINELEN 8192
1.1 deraadt 56: #define BUFFERSIZE 1024
57:
58: #define SCCSPREFIX "s."
59: #define GET "get -e %s"
60: #define SCCSDIFF "get -p %s | diff - %s >/dev/null"
61:
62: #define RCSSUFFIX ",v"
63: #define CHECKOUT "co -l %s"
64: #define RCSDIFF "rcsdiff %s > /dev/null"
65:
66: #ifdef FLEXFILENAMES
67: #define ORIGEXT ".orig"
68: #define REJEXT ".rej"
69: #else
70: #define ORIGEXT "~"
71: #define REJEXT "#"
72: #endif
73:
74: /* handy definitions */
75:
76: #define Null(t) ((t)0)
77: #define Nullch Null(char *)
78: #define Nullfp Null(FILE *)
79: #define Nulline Null(LINENUM)
80:
81: #define Ctl(ch) ((ch) & 037)
82:
83: #define strNE(s1,s2) (strcmp(s1, s2))
84: #define strEQ(s1,s2) (!strcmp(s1, s2))
85: #define strnNE(s1,s2,l) (strncmp(s1, s2, l))
86: #define strnEQ(s1,s2,l) (!strncmp(s1, s2, l))
87:
88: /* typedefs */
89:
90: typedef char bool;
91: typedef long LINENUM; /* must be signed */
92: typedef unsigned MEM; /* what to feed malloc */
93:
94: /* globals */
95:
96: EXT int Argc; /* guess */
97: EXT char **Argv;
98: EXT int Argc_last; /* for restarting plan_b */
99: EXT char **Argv_last;
100:
101: EXT struct stat filestat; /* file statistics area */
102: EXT int filemode INIT(0644);
103:
104: EXT char buf[MAXLINELEN]; /* general purpose buffer */
105: EXT FILE *ofp INIT(Nullfp); /* output file pointer */
106: EXT FILE *rejfp INIT(Nullfp); /* reject file pointer */
107:
108: EXT int myuid; /* cache getuid return value */
109:
110: EXT bool using_plan_a INIT(TRUE); /* try to keep everything in memory */
111: EXT bool out_of_mem INIT(FALSE); /* ran out of memory in plan a */
112:
113: #define MAXFILEC 2
114: EXT int filec INIT(0); /* how many file arguments? */
115: EXT char *filearg[MAXFILEC];
116: EXT bool ok_to_create_file INIT(FALSE);
117: EXT char *bestguess INIT(Nullch); /* guess at correct filename */
118:
119: EXT char *outname INIT(Nullch);
120: EXT char rejname[128];
121:
122: EXT char *origprae INIT(Nullch);
123:
124: EXT char *TMPOUTNAME;
125: EXT char *TMPINNAME;
126: EXT char *TMPREJNAME;
127: EXT char *TMPPATNAME;
128: EXT bool toutkeep INIT(FALSE);
129: EXT bool trejkeep INIT(FALSE);
130:
131: EXT LINENUM last_offset INIT(0);
132: #ifdef DEBUGGING
133: EXT int debug INIT(0);
134: #endif
135: EXT LINENUM maxfuzz INIT(2);
136: EXT bool force INIT(FALSE);
137: EXT bool batch INIT(FALSE);
138: EXT bool verbose INIT(TRUE);
139: EXT bool reverse INIT(FALSE);
140: EXT bool noreverse INIT(FALSE);
141: EXT bool skip_rest_of_patch INIT(FALSE);
142: EXT int strippath INIT(957);
143: EXT bool canonicalize INIT(FALSE);
144:
145: #define CONTEXT_DIFF 1
146: #define NORMAL_DIFF 2
147: #define ED_DIFF 3
148: #define NEW_CONTEXT_DIFF 4
149: #define UNI_DIFF 5
150: EXT int diff_type INIT(0);
151:
152: EXT bool do_defines INIT(FALSE); /* patch using ifdef, ifndef, etc. */
153: EXT char if_defined[128]; /* #ifdef xyzzy */
154: EXT char not_defined[128]; /* #ifndef xyzzy */
155: EXT char else_defined[] INIT("#else\n");/* #else */
156: EXT char end_defined[128]; /* #endif xyzzy */
157:
158: EXT char *revision INIT(Nullch); /* prerequisite revision, if any */
159:
160: #include <errno.h>
161: #ifndef errno
162: extern int errno;
163: #endif
164:
165: FILE *popen();
166: char *malloc();
167: char *realloc();
168: long atol();
169: char *getenv();
1.6 millert 170: char *strrchr();
1.4 millert 171: int mkstemp();
1.1 deraadt 172: #if 0 /* This can cause a prototype conflict. */
173: #ifdef CHARSPRINTF
1.5 millert 174: char *snprintf();
1.1 deraadt 175: #else
1.5 millert 176: int snprintf();
1.1 deraadt 177: #endif
178: #endif
179:
180: #if !defined(S_ISDIR) && defined(S_IFDIR)
181: #define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
182: #endif
183: #if !defined(S_ISREG) && defined(S_IFREG)
184: #define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
185: #endif
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