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15637ed4 RG |
1 | /* |
2 | * Copyright (c) 1988 Regents of the University of California. | |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * 3. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
32 | */ | |
33 | ||
34 | #ifndef lint | |
35 | char copyright[] = | |
36 | "@(#) Copyright (c) 1988 Regents of the University of California.\n\ | |
37 | All rights reserved.\n"; | |
38 | #endif /* not lint */ | |
39 | ||
40 | #ifndef lint | |
c7427308 | 41 | static char sccsid[] = "@(#)size.c 5.1 (Berkeley) 3/2/92"; |
15637ed4 RG |
42 | #endif /* not lint */ |
43 | ||
44 | #include <sys/param.h> | |
45 | #include <sys/file.h> | |
c7427308 | 46 | #include <errno.h> |
15637ed4 | 47 | #include <a.out.h> |
c7427308 AM |
48 | #include <unistd.h> |
49 | #include <stdlib.h> | |
15637ed4 | 50 | #include <stdio.h> |
c7427308 | 51 | #include <string.h> |
15637ed4 | 52 | |
c7427308 AM |
53 | void err __P((const char *, ...)); |
54 | int show __P((int, char *)); | |
55 | void usage __P((void)); | |
56 | ||
57 | int | |
15637ed4 RG |
58 | main(argc, argv) |
59 | int argc; | |
c7427308 | 60 | char *argv[]; |
15637ed4 | 61 | { |
c7427308 AM |
62 | int ch, eval; |
63 | ||
64 | while ((ch = getopt(argc, argv, "")) != EOF) | |
65 | switch(ch) { | |
66 | case '?': | |
67 | default: | |
68 | usage(); | |
69 | } | |
70 | argc -= optind; | |
71 | argv += optind; | |
72 | ||
73 | eval = 0; | |
74 | if (*argv) | |
75 | do { | |
76 | eval |= show(argc, *argv); | |
77 | } while (*++argv); | |
78 | else | |
79 | eval |= show(1, "a.out"); | |
80 | exit(eval); | |
81 | } | |
82 | ||
83 | int | |
84 | show(count, name) | |
85 | int count; | |
86 | char *name; | |
87 | { | |
88 | static int first = 1; | |
15637ed4 RG |
89 | struct exec head; |
90 | u_long total; | |
c7427308 | 91 | int fd; |
15637ed4 | 92 | |
c7427308 AM |
93 | if ((fd = open(name, O_RDONLY, 0)) < 0) { |
94 | err("%s: %s", name, strerror(errno)); | |
95 | return (1); | |
96 | } | |
97 | if (read(fd, &head, sizeof(head)) != sizeof(head) || N_BADMAG(head)) { | |
98 | err("%s: not in a.out format", name); | |
99 | return (1); | |
100 | } | |
101 | (void)close(fd); | |
102 | ||
103 | if (first) { | |
104 | first = 0; | |
105 | (void)printf("text\tdata\tbss\tdec\thex\n"); | |
15637ed4 | 106 | } |
c7427308 AM |
107 | total = head.a_text + head.a_data + head.a_bss; |
108 | (void)printf("%lu\t%lu\t%lu\t%lu\t%lx", head.a_text, head.a_data, | |
109 | head.a_bss, total, total); | |
110 | if (count > 1) | |
111 | (void)printf("\t%s", name); | |
112 | (void)printf("\n"); | |
113 | return (0); | |
114 | } | |
115 | ||
116 | void | |
117 | usage() | |
118 | { | |
119 | (void)fprintf(stderr, "usage: size [file ...]\n"); | |
120 | exit(1); | |
121 | } | |
122 | ||
123 | #if __STDC__ | |
124 | #include <stdarg.h> | |
125 | #else | |
126 | #include <varargs.h> | |
127 | #endif | |
128 | ||
129 | void | |
130 | #if __STDC__ | |
131 | err(const char *fmt, ...) | |
132 | #else | |
133 | err(fmt, va_alist) | |
134 | char *fmt; | |
135 | va_dcl | |
136 | #endif | |
137 | { | |
138 | va_list ap; | |
139 | #if __STDC__ | |
140 | va_start(ap, fmt); | |
141 | #else | |
142 | va_start(ap); | |
143 | #endif | |
144 | (void)fprintf(stderr, "size: "); | |
145 | (void)vfprintf(stderr, fmt, ap); | |
146 | va_end(ap); | |
147 | (void)fprintf(stderr, "\n"); | |
15637ed4 | 148 | } |