toaruos/apps/stat.c

74 lines
1.9 KiB
C

/* This file is part of ToaruOS and is released under the terms
* of the NCSA / University of Illinois License - see LICENSE.md
* Copyright (C) 2013 K. Lange
*/
/*
* stat
*
* Displays information on a file's inode.
*/
#include <stdio.h>
#include <sys/stat.h>
#include <syscall.h>
#include <stdint.h>
#include <string.h>
#include <sys/time.h>
int main(int argc, char ** argv) {
int dereference = 0;
if (argc < 2) {
fprintf(stderr,"%s: expected argument\n", argv[0]);
return 1;
}
char * file = argv[1];
if (argc > 2) {
if (!strcmp(argv[1],"-L")) {
dereference = 1;
}
file = argv[2];
}
struct stat _stat;
if (dereference) {
if (stat(file, &_stat) < 0) return 1;
} else {
if (lstat(file, &_stat) < 0) return 1;
}
printf("0x%x bytes\n", (unsigned int)_stat.st_size);
if (S_ISDIR(_stat.st_mode)) {
printf("Is a directory.\n");
} else if (S_ISFIFO(_stat.st_mode)) {
printf("Is a pipe.\n");
} else if (S_ISLNK(_stat.st_mode)) {
printf("Is a symlink.\n");
} else if (_stat.st_mode & 0111) {
printf("Is executable.\n");
}
struct stat * f = &_stat;
printf("st_dev 0x%x %d\n", (unsigned int)f->st_dev , (unsigned int)sizeof(f->st_dev ));
printf("st_ino 0x%x %d\n", (unsigned int)f->st_ino , (unsigned int)sizeof(f->st_ino ));
printf("st_mode 0x%x %d\n", (unsigned int)f->st_mode , (unsigned int)sizeof(f->st_mode ));
printf("st_nlink 0x%x %d\n", (unsigned int)f->st_nlink , (unsigned int)sizeof(f->st_nlink ));
printf("st_uid 0x%x %d\n", (unsigned int)f->st_uid , (unsigned int)sizeof(f->st_uid ));
printf("st_gid 0x%x %d\n", (unsigned int)f->st_gid , (unsigned int)sizeof(f->st_gid ));
printf("st_rdev 0x%x %d\n", (unsigned int)f->st_rdev , (unsigned int)sizeof(f->st_rdev ));
printf("st_size 0x%x %d\n", (unsigned int)f->st_size , (unsigned int)sizeof(f->st_size ));
printf("0x%x\n", (unsigned int)((uint32_t *)f)[0]);
return 0;
}
/*
* vim:tabstop=4
* vim:noexpandtab
* vim:shiftwidth=4
*/