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96 lines
3.4 KiB
C
96 lines
3.4 KiB
C
#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/struct/statfs.h"
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#include "libc/fmt/conv.h"
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#include "libc/log/check.h"
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#include "libc/stdio/stdio.h"
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#include "libc/sysv/consts/st.h"
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dontinline void ShowIt(const char *path) {
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char ibuf[21];
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struct statfs sf = {0};
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CHECK_NE(-1, statfs(path, &sf));
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printf("filesystem %s\n", path);
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printf("f_type = %#x (%s)\n", sf.f_type, sf.f_fstypename);
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sizefmt(ibuf, sf.f_bsize, 1024);
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printf("f_bsize = %,zu (%sb %s)\n", sf.f_bsize, ibuf,
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"optimal transfer block size");
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sizefmt(ibuf, sf.f_frsize, 1024);
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printf("f_frsize = %,zu (%sb %s)\n", sf.f_frsize, ibuf, "fragment size");
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sizefmt(ibuf, sf.f_blocks * sf.f_bsize, 1024);
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printf("f_blocks = %,zu (%sb %s)\n", sf.f_blocks, ibuf,
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"total data blocks in filesystem");
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sizefmt(ibuf, sf.f_bfree * sf.f_bsize, 1024);
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printf("f_bfree = %,zu (%sb %s)\n", sf.f_bfree, ibuf,
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"free blocks in filesystem");
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sizefmt(ibuf, sf.f_bavail * sf.f_bsize, 1024);
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printf("f_bavail = %,zu (%sb %s)\n", sf.f_bavail, ibuf,
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"free blocks available to use");
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printf("f_files = %,zu (%s)\n", sf.f_files,
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"total file nodes in filesystem");
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printf("f_ffree = %,zu (%s)\n", sf.f_ffree,
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"free file nodes in filesystem");
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printf("f_fsid = %#lx (%s)\n", sf.f_fsid, "filesystem id");
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printf("f_owner = %#lx (%s)\n", sf.f_owner, "user that created mount");
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printf("f_namelen = %,zu (%s)\n", sf.f_namelen,
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"maximum length of filenames");
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printf("f_flags = %#x", sf.f_flags);
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if (ST_RDONLY && (sf.f_flags & ST_RDONLY)) {
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printf(" ST_RDONLY");
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}
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if (ST_NOSUID && (sf.f_flags & ST_NOSUID)) {
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printf(" ST_NOSUID");
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}
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if (ST_NODEV && (sf.f_flags & ST_NODEV)) {
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printf(" ST_NODEV");
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}
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if (ST_NOEXEC && (sf.f_flags & ST_NOEXEC)) {
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printf(" ST_NOEXEC");
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}
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if (ST_SYNCHRONOUS && (sf.f_flags & ST_SYNCHRONOUS)) {
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printf(" ST_SYNCHRONOUS");
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}
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if (ST_MANDLOCK && (sf.f_flags & ST_MANDLOCK)) {
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printf(" ST_MANDLOCK");
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}
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if (ST_WRITE && (sf.f_flags & ST_WRITE)) {
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printf(" ST_WRITE");
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}
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if (ST_APPEND && (sf.f_flags & ST_APPEND)) {
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printf(" ST_APPEND");
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}
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if (ST_IMMUTABLE && (sf.f_flags & ST_IMMUTABLE)) {
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printf(" ST_IMMUTABLE");
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}
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if (ST_NOATIME && (sf.f_flags & ST_NOATIME)) {
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printf(" ST_NOATIME");
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}
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if (ST_NODIRATIME && (sf.f_flags & ST_NODIRATIME)) {
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printf(" ST_NODIRATIME");
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}
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if (ST_RELATIME && (sf.f_flags & ST_RELATIME)) {
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printf(" ST_RELATIME");
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}
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printf("\n");
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printf("\n");
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}
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int main(int argc, char *argv[]) {
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if (argc <= 1) {
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ShowIt("/");
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} else {
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for (int i = 1; i < argc; ++i) {
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ShowIt(argv[i]);
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}
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}
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}
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