fbt/sbase
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Add stat(1)

Browse Source
This commit is contained in:
sin 2013-08-15 10:04:38 +01:00
parent 0ed2a55003
commit d0c87f6d3e
3 changed files with 91 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
Makefile
View File

@ -86,6 +86,7 @@ SRC = \
sha1sum.c \
sha256sum.c\
sha512sum.c\
stat.c \
wc.c \
who.c \
yes.c

17
stat.1 Normal file
View File

@ -0,0 +1,17 @@
.TH STAT 1 sbase\-VERSION
.SH NAME
stat \- display file status
.SH SYNOPSIS
.B stat
.RB [ \-L ]
.RI [ file ...]
.SH DESCRIPTION
.B stat
displays information about the given files or stdin if no files
are specified.
.SH OPTIONS
.TP
.B \-L
follow links
.SH SEE ALSO
.IR stat (2)

73
stat.c Normal file
View File

@ -0,0 +1,73 @@
/* See LICENSE file for copyright and license details. */
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <errno.h>
#include <inttypes.h>
#include <stdio.h>
#include <time.h>
#include "util.h"
static void show_stat(const char *file, struct stat *st);
static void
usage(void)
{
eprintf("usage: %s [-L] [file...]\n", argv0);
}
int
main(int argc, char *argv[])
{
struct stat st;
int i, ret = 0;
int Lflag = 0;
int (*fn)(const char *, struct stat *);
ARGBEGIN {
case 'L':
Lflag = 1;
break;
default:
usage();
} ARGEND;
if (argc == 0) {
if (fstat(STDIN_FILENO, &st) < 0)
eprintf("stat <stdin>:");
show_stat("<stdin>", &st);
}
for (i = 0; i < argc; i++) {
fn = Lflag ? stat : lstat;
if (fn(argv[i], &st) == -1) {
fprintf(stderr, "%s %s: ", Lflag ? "stat" : "lstat",
argv[i]);
perror(NULL);
ret = 1;
continue;
}
show_stat(argv[i], &st);
}
return ret;
}
static void
show_stat(const char *file, struct stat *st)
{
char buf[100];
printf(" File: ‘%s’\n", file);
printf(" Size: %lu\tBlocks: %lu\tIO Block: %lu\n", (unsigned long)st->st_size,
(unsigned long)st->st_blocks, (unsigned long)st->st_blksize);
printf("Device: %xh/%ud\tInode: %lu\tLinks %lu\n", major(st->st_dev),
minor(st->st_dev), (unsigned long)st->st_ino, (unsigned long)st->st_nlink);
printf("Access: %04o\tUid: %u\tGid: %u\n", st->st_mode & 0777, st->st_uid, st->st_gid);
strftime(buf, sizeof(buf), "%Y-%m-%d %H:%M:%S", localtime(&st->st_atime));
printf("Access: %s\n", buf);
strftime(buf, sizeof(buf), "%Y-%m-%d %H:%M:%S", localtime(&st->st_mtime));
printf("Modify: %s\n", buf);
strftime(buf, sizeof(buf), "%Y-%m-%d %H:%M:%S", localtime(&st->st_ctime));
printf("Change: %s\n", buf);
}