Commit | Line | Data |
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15637ed4 RG |
1 | /* |
2 | * print.c - debugging printout routines | |
3 | * | |
4 | * Copyright (c) Ian F. Darwin, 1987. | |
5 | * Written by Ian F. Darwin. | |
6 | * | |
7 | * This software is not subject to any license of the American Telephone | |
8 | * and Telegraph Company or of the Regents of the University of California. | |
9 | * | |
10 | * Permission is granted to anyone to use this software for any purpose on | |
11 | * any computer system, and to alter it and redistribute it freely, subject | |
12 | * to the following restrictions: | |
13 | * | |
14 | * 1. The author is not responsible for the consequences of use of this | |
15 | * software, no matter how awful, even if they arise from flaws in it. | |
16 | * | |
17 | * 2. The origin of this software must not be misrepresented, either by | |
18 | * explicit claim or by omission. Since few users ever read sources, | |
19 | * credits must appear in the documentation. | |
20 | * | |
21 | * 3. Altered versions must be plainly marked as such, and must not be | |
22 | * misrepresented as being the original software. Since few users | |
23 | * ever read sources, credits must appear in the documentation. | |
24 | * | |
25 | * 4. This notice may not be removed or altered. | |
26 | */ | |
27 | ||
28 | #include <stdio.h> | |
29 | #include <errno.h> | |
78ed81a3 | 30 | #include <string.h> |
31 | #if __STDC__ | |
32 | # include <stdarg.h> | |
33 | #else | |
34 | # include <varargs.h> | |
35 | #endif | |
36 | #include <stdlib.h> | |
37 | #include <unistd.h> | |
15637ed4 RG |
38 | #include "file.h" |
39 | ||
78ed81a3 | 40 | #ifndef lint |
41 | static char *moduleid = | |
42 | "@(#)print.c,v 1.2 1993/06/10 00:38:17 jtc Exp"; | |
43 | #endif /* lint */ | |
15637ed4 | 44 | |
78ed81a3 | 45 | void |
15637ed4 RG |
46 | mdump(m) |
47 | struct magic *m; | |
48 | { | |
78ed81a3 | 49 | static char *offs[] = { "absolute", "offset", |
50 | "indirect", "indirect-offset" }; | |
51 | static char *typ[] = { "invalid", "byte", "short", "invalid", | |
52 | "long", "string", "date", "beshort", | |
53 | "belong", "bedate", "leshort", "lelong", | |
54 | "ledate" }; | |
55 | (void) fprintf(stderr, "[%s,%d,%s,%s%c,", | |
56 | (m->flag >= 0 && m->flag < 4 ? offs[m->flag]: "*bad*"), | |
15637ed4 | 57 | m->offset, |
78ed81a3 | 58 | (m->type >= 0 && m->type < 13 ? |
59 | typ[(unsigned char) m->type] : "*bad*"), | |
60 | m->reln & MASK ? "&" : "", | |
61 | m->reln & ~MASK); | |
62 | if (m->flag & INDIR) | |
63 | (void) fprintf(stderr, "(%s,%d)", | |
64 | (m->in.type >= 0 && | |
65 | m->in.type < 6 ? typ[(unsigned char) m->in.type] : "*bad*"), | |
66 | m->in.offset); | |
67 | ||
15637ed4 RG |
68 | if (m->type == STRING) |
69 | showstr(m->value.s); | |
70 | else | |
78ed81a3 | 71 | (void) fprintf(stderr, "%d",m->value.l); |
72 | (void) fprintf(stderr, ",%s", m->desc); | |
73 | (void) fputs("]\n", stderr); | |
15637ed4 RG |
74 | } |
75 | ||
76 | /* | |
78ed81a3 | 77 | * ckfputs - futs, but with error checking |
78 | * ckfprintf - fprintf, but with error checking | |
15637ed4 | 79 | */ |
78ed81a3 | 80 | void |
81 | ckfputs(str, fil) | |
82 | const char *str; | |
83 | FILE *fil; | |
84 | { | |
85 | if (fputs(str,fil) == EOF) | |
86 | error("write failed.\n"); | |
87 | } | |
88 | ||
15637ed4 RG |
89 | /*VARARGS*/ |
90 | void | |
78ed81a3 | 91 | #if __STDC__ |
92 | ckfprintf(FILE *f, const char *fmt, ...) | |
93 | #else | |
94 | ckfprintf(va_alist) | |
95 | va_dcl | |
96 | #endif | |
15637ed4 | 97 | { |
78ed81a3 | 98 | va_list va; |
99 | #if __STDC__ | |
100 | va_start(va, fmt); | |
101 | #else | |
102 | FILE *f; | |
103 | const char *fmt; | |
104 | va_start(va); | |
105 | f = va_arg(va, FILE *); | |
106 | fmt = va_arg(va, const char *); | |
107 | #endif | |
108 | (void) vfprintf(f, fmt, va); | |
109 | if (ferror(f)) | |
110 | error("write failed.\n"); | |
111 | va_end(va); | |
15637ed4 RG |
112 | } |
113 | ||
78ed81a3 | 114 | /* |
115 | * error - print best error message possible and exit | |
116 | */ | |
15637ed4 | 117 | /*VARARGS*/ |
78ed81a3 | 118 | void |
119 | #if __STDC__ | |
120 | error(const char *f, ...) | |
121 | #else | |
122 | error(va_alist) | |
123 | va_dcl | |
124 | #endif | |
15637ed4 | 125 | { |
78ed81a3 | 126 | va_list va; |
127 | #if __STDC__ | |
128 | va_start(va, f); | |
129 | #else | |
130 | const char *f; | |
131 | va_start(va); | |
132 | f = va_arg(va, const char *); | |
133 | #endif | |
134 | /* cuz we use stdout for most, stderr here */ | |
135 | (void) fflush(stdout); | |
15637ed4 | 136 | |
78ed81a3 | 137 | if (progname != NULL) |
138 | (void) fprintf(stderr, "%s: ", progname); | |
139 | (void) vfprintf(stderr, f, va); | |
140 | va_end(va); | |
141 | exit(1); | |
142 | } | |
15637ed4 | 143 | |
78ed81a3 | 144 | /*VARARGS*/ |
145 | void | |
146 | #if __STDC__ | |
147 | magwarn(const char *f, ...) | |
148 | #else | |
149 | magwarn(va_alist) | |
150 | va_dcl | |
151 | #endif | |
152 | { | |
153 | va_list va; | |
154 | #if __STDC__ | |
155 | va_start(va, f); | |
156 | #else | |
157 | const char *f; | |
158 | va_start(va); | |
159 | f = va_arg(va, const char *); | |
160 | #endif | |
15637ed4 RG |
161 | /* cuz we use stdout for most, stderr here */ |
162 | (void) fflush(stdout); | |
163 | ||
78ed81a3 | 164 | if (progname != NULL) |
165 | (void) fprintf(stderr, "%s: %s, %d: ", | |
166 | progname, magicfile, lineno); | |
167 | (void) vfprintf(stderr, f, va); | |
168 | va_end(va); | |
169 | fputc('\n', stderr); | |
15637ed4 | 170 | } |