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ed3ef50c23
busybox.h which slowed compiles. I left only what was needed and then fixed up all the apps to include their own header files. I also fixed naming for pwd.h and grp.h functions. Tested to compile and run with libc5, glibc, and uClibc. -Erik
67 lines
1.7 KiB
C
67 lines
1.7 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini cmp implementation for busybox
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*
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*
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* Copyright (C) 2000 by Lineo, inc.
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* Written by Matt Kraai <kraai@alumni.carnegiemellon.edu>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include "busybox.h"
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <stdlib.h>
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int cmp_main(int argc, char **argv)
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{
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FILE *fp1 = NULL, *fp2 = stdin;
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char *filename1 = argv[1], *filename2 = "-";
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int c1, c2, char_pos = 1, line_pos = 1;
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/* parse argv[] */
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if (argc < 2 || 3 < argc)
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usage(cmp_usage);
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fp1 = xfopen(argv[1], "r");
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if (argv[2] != NULL) {
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fp2 = xfopen(argv[2], "r");
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filename2 = argv[2];
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}
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do {
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c1 = fgetc(fp1);
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c2 = fgetc(fp2);
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if (c1 != c2) {
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if (c1 == EOF)
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printf("EOF on %s\n", filename1);
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else if (c2 == EOF)
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printf("EOF on %s\n", filename2);
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else
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printf("%s %s differ: char %d, line %d\n", filename1, filename2,
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char_pos, line_pos);
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return EXIT_FAILURE;
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}
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char_pos++;
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if (c1 == '\n')
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line_pos++;
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} while (c1 != EOF);
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return EXIT_SUCCESS;
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}
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