51 lines
1.1 KiB
C
51 lines
1.1 KiB
C
/* See LICENSE file for copyright and license details. */
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#include <libgen.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include "../util.h"
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static void fnck(const char *, const char *, int (*)(const char *, const char *));
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void
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enmasse(int argc, char **argv, int (*fn)(const char *, const char *))
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{
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char *buf, *dir;
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int i;
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long size;
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struct stat st;
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if(argc == 2 && !(stat(argv[1], &st) == 0 && S_ISDIR(st.st_mode))) {
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fnck(argv[0], argv[1], fn);
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return;
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}
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else if(argc == 1)
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dir = ".";
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else
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dir = argv[--argc];
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if((size = pathconf(dir, _PC_PATH_MAX)) == -1)
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size = BUFSIZ;
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if(!(buf = malloc(size)))
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eprintf("malloc:");
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for(i = 0; i < argc; i++) {
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snprintf(buf, size, "%s/%s", dir, basename(argv[i]));
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fnck(argv[i], buf, fn);
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}
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free(buf);
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}
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void
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fnck(const char *a, const char *b, int (*fn)(const char *, const char *))
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{
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struct stat sta, stb;
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if(stat(a, &sta) == 0 && stat(b, &stb) == 0
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&& sta.st_dev == stb.st_dev && sta.st_ino == stb.st_ino)
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eprintf("%s: same file as: %s\n", b, a);
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if(fn(a, b) == -1)
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eprintf("%s:", b);
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}
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