778ee3c639
little more style(9) friendly output. For example:
%file2c -n 8 -s -x 'const char data[] = {' '};' < /etc/motd
const char data[] = {
0x46, 0x72, 0x65, 0x65, 0x42, 0x53, 0x44, 0x20,
0x37, 0x2e, 0x30, 0x2d, 0x43, 0x55, 0x52, 0x52,
0x45, 0x4e, 0x54, 0x20, 0x28, 0x42, 0x45, 0x41,
0x53, 0x54, 0x49, 0x45, 0x29, 0x20, 0x23, 0x30,
0x3a, 0x20, 0x57, 0x65, 0x64, 0x20, 0x4d, 0x61,
0x72, 0x20, 0x32, 0x31, 0x20, 0x31, 0x39, 0x3a,
0x30, 0x34, 0x3a, 0x33, 0x36, 0x20, 0x45, 0x44,
0x54, 0x20, 0x32, 0x30, 0x30, 0x37, 0x0a
};
93 lines
1.8 KiB
C
93 lines
1.8 KiB
C
/*
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* ----------------------------------------------------------------------------
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* "THE BEER-WARE LICENSE" (Revision 42):
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* <phk@FreeBSD.org> wrote this file. As long as you retain this notice you
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* can do whatever you want with this stuff. If we meet some day, and you think
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* this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
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* ----------------------------------------------------------------------------
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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static void
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usage(void)
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{
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fprintf(stderr, "usage: %s [-n count] [-s] [-x] [prefix [suffix]]\n",
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getprogname());
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exit(1);
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}
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int
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main(int argc, char *argv[])
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{
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int c, count, linepos, maxcount, pretty, radix;
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maxcount = 0;
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pretty = 0;
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radix = 10;
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while ((c = getopt(argc, argv, "n:sx")) != -1) {
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switch (c) {
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case 'n': /* Max. number of bytes per line. */
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maxcount = strtol(optarg, NULL, 10);
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break;
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case 's': /* Be more style(9) comliant. */
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pretty = 1;
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break;
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case 'x': /* Print hexadecimal numbers. */
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radix = 16;
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break;
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case '?':
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default:
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usage();
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}
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}
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argc -= optind;
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argv += optind;
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if (argc > 0)
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printf("%s\n", argv[0]);
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count = linepos = 0;
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while((c = getchar()) != EOF) {
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if (count) {
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putchar(',');
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linepos++;
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}
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if ((maxcount == 0 && linepos > 70) ||
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(maxcount > 0 && count >= maxcount)) {
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putchar('\n');
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count = linepos = 0;
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}
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if (pretty) {
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if (count) {
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putchar(' ');
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linepos++;
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} else {
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putchar('\t');
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linepos += 8;
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}
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}
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switch (radix) {
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case 10:
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linepos += printf("%d", c);
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break;
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case 16:
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linepos += printf("0x%02x", c);
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break;
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default:
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abort();
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}
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count++;
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}
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putchar('\n');
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if (argc > 1)
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printf("%s\n", argv[1]);
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return (0);
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}
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