48 lines
836 B
C
48 lines
836 B
C
/* See LICENSE file for copyright and license details. */
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#include <errno.h>
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#include <stdbool.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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#include "util.h"
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static int ln(const char *, const char *);
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static bool sflag = false;
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static bool fflag = false;
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int
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main(int argc, char *argv[])
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{
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char c;
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while((c = getopt(argc, argv, "fs")) != -1)
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switch(c) {
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case 'f':
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fflag = true;
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break;
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case 's':
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sflag = true;
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break;
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default:
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exit(EXIT_FAILURE);
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}
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enmasse(argc - optind, &argv[optind], ln);
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return EXIT_SUCCESS;
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}
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int
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ln(const char *s1, const char *s2)
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{
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int (*flink)(const char *, const char *) = sflag ? symlink : link;
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if(flink(s1, s2) == 0)
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return 0;
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if(fflag && errno == EEXIST) {
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if(remove(s2) == -1)
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eprintf("remove %s:", s2);
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return flink(s1, s2);
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}
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return -1;
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}
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