xref: /illumos-gate/usr/src/lib/iconv_modules/euro/utils/gentbl/rewritetbl.c (revision 03270635d68df6a0392fb8f4b7c04acad764648b)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
23  */
24 
25 #include <stdio.h>
26 #include <stdlib.h>
27 #include <errno.h>
28 #include <sys/fcntl.h>
29 #include <sys/stat.h>
30 
31 int main(int argc, char ** argv) {
32 	char *inbuf;
33 	size_t inbytesleft;
34 	int fd, i;
35 	struct stat s;
36 
37 	if (argc < 2) {
38 		fprintf(stderr, "Usage: %s input\n", argv[0]);
39 		exit(-1);
40 	}
41 	if ((fd = open(argv[1], O_RDONLY)) == -1) {
42 		perror("open");
43 		exit(-2);
44 	}
45 	if (fstat(fd, &s) == -1) {
46 		perror("stat");
47 		exit(-3);
48 	}
49 	inbytesleft = s.st_size;
50 	inbuf = (char *)malloc(inbytesleft);
51 	if (read(fd, inbuf, inbytesleft) != inbytesleft) {
52 		perror("read");
53 		exit(-4);
54 	}
55 	/* Output tbl[] contents. */
56 	for (i = 0; i < s.st_size; i++)
57 		i == s.st_size-1 ?
58 			printf("/* 0x%02X */  {  0x%02X, %d  }\n",  i, \
59 			    (unsigned char) *(inbuf+i), sizeof (*(inbuf+i))) :
60 			printf("/* 0x%02X */  {  0x%02X, %d  },\n", i, \
61 			    (unsigned char) *(inbuf+i), sizeof (*(inbuf+i)));
62 	free(inbuf);
63 	close(fd);
64 }
65