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53 lines
2.3 KiB
C
53 lines
2.3 KiB
C
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#if 0
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/*─────────────────────────────────────────────────────────────────╗
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│ To the extent possible under law, Justine Tunney has waived │
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│ all copyright and related or neighboring rights to this file, │
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│ as it is written in the following disclaimers: │
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│ • http://unlicense.org/ │
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│ • http://creativecommons.org/publicdomain/zero/1.0/ │
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╚─────────────────────────────────────────────────────────────────*/
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#endif
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#include "libc/calls/calls.h"
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#include "libc/calls/struct/stat.h"
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#include "libc/log/log.h"
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#include "libc/runtime/runtime.h"
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#include "libc/sysv/consts/exit.h"
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#include "third_party/musl/ftw.h"
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/**
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* @fileoverview Directory walker example.
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* Copied from IEEE Std 1003.1-2017
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*/
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static int display_info(const char *fpath, const struct stat *sb, int tflag,
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struct FTW *ftwbuf) {
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printf("%-3s %2d %7jd %-40s %d %s\n",
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(tflag == FTW_D) ? "d"
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: (tflag == FTW_DNR) ? "dnr"
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: (tflag == FTW_DP) ? "dp"
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: (tflag == FTW_F) ? (S_ISBLK(sb->st_mode) ? "f b"
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: S_ISCHR(sb->st_mode) ? "f c"
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: S_ISFIFO(sb->st_mode) ? "f p"
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: S_ISREG(sb->st_mode) ? "f r"
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: S_ISSOCK(sb->st_mode) ? "f s"
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: "f ?")
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: (tflag == FTW_NS) ? "ns"
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: (tflag == FTW_SL) ? "sl"
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: (tflag == FTW_SLN) ? "sln"
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: "?",
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ftwbuf->level, (intmax_t)sb->st_size, fpath, ftwbuf->base,
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fpath + ftwbuf->base);
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return 0; /* To tell nftw() to continue */
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}
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int main(int argc, char *argv[]) {
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int flags = 0;
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if (argc > 2 && strchr(argv[2], 'd') != NULL) flags |= FTW_DEPTH;
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if (argc > 2 && strchr(argv[2], 'p') != NULL) flags |= FTW_PHYS;
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if (nftw((argc < 2) ? "." : argv[1], display_info, 20, flags) == -1) {
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perror("nftw");
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exit(EXIT_FAILURE);
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}
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exit(EXIT_SUCCESS);
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}
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