fb12183c52
Refactor recurse() routine in preparation to moving tar(1) over to use it instead of the ftw() interface.
43 lines
938 B
C
43 lines
938 B
C
/* See LICENSE file for copyright and license details. */
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#include <dirent.h>
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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 <string.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include "../util.h"
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void
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recurse(const char *path, void (*fn)(const char *))
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{
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char buf[PATH_MAX], *p;
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struct dirent *d;
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struct stat st;
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DIR *dp;
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if(lstat(path, &st) == -1 || !S_ISDIR(st.st_mode)) {
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return;
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} else if(!(dp = opendir(path))) {
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eprintf("opendir %s:", path);
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}
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while((d = readdir(dp))) {
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if (strcmp(d->d_name, ".") == 0 ||
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strcmp(d->d_name, "..") == 0)
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continue;
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strlcpy(buf, path, sizeof(buf));
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p = strrchr(buf, '\0');
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/* remove all trailing slashes */
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while (--p >= buf && *p == '/') *p ='\0';
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strlcat(buf, "/", sizeof(buf));
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if (strlcat(buf, d->d_name, sizeof(buf)) >= sizeof(buf))
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enprintf(EXIT_FAILURE, "path too long\n");
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fn(buf);
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}
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closedir(dp);
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}
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