src/lstat64.c

   1 /*
   2  * Copyright (c) 2000-2002 Silicon Graphics, Inc.
   3  * All Rights Reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it would be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write the Free Software Foundation,
  16  * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  17  */
  18
  19 #include <unistd.h>
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <string.h>
  23 #include <time.h>
  24 #include <sys/stat.h>
  25 #include <sys/sysmacros.h>
  26
  27 long    timebuf;
  28
  29 void
  30 timesince(long timesec)
  31 {
  32         long    d_since;        /* days */
  33         long    h_since;        /* hours */
  34         long    m_since;        /* minutes */
  35         long    s_since;        /* seconds */
  36
  37         s_since = timebuf - timesec;
  38         d_since = s_since / 86400l ;
  39         s_since -= d_since * 86400l ;
  40         h_since = s_since / 3600l ;
  41         s_since -= h_since * 3600l ;
  42         m_since = s_since / 60l ;
  43         s_since -= m_since * 60l ;
  44
  45         printf("(%05ld.%02ld:%02ld:%02ld)\n",
  46                         d_since, h_since, m_since, s_since);
  47 }
  48
  49 void
  50 usage(void)
  51 {
  52         fprintf(stderr, "Usage: lstat64 [-t] filename ...\n");
  53         exit(1);
  54 }
  55
  56 int
  57 main(int argc, char **argv)
  58 {
  59         struct stat64   sbuf;
  60         int             i, c;
  61         int             terse_flag = 0;
  62
  63         while ((c = getopt(argc, argv, "t")) != EOF) {
  64                 switch (c) {
  65                         case 't':
  66                                 terse_flag = 1;
  67                                 break;
  68
  69                         case '?':
  70                                 usage();
  71                 }
  72         }
  73         if (optind == argc) {
  74                 usage();
  75         }
  76
  77         time(&timebuf);
  78
  79         for (i = optind; i < argc; i++) {
  80                 char mode[] = "----------";
  81
  82                 if( lstat64(argv[i], &sbuf) < 0) {
  83                         perror(argv[i]);
  84                         continue;
  85                 }
  86
  87                 if (terse_flag) {
  88                         printf("%s %llu ", argv[i], (unsigned long long)sbuf.st_size);
  89                 }
  90                 else {
  91                         printf("  File: \"%s\"\n", argv[i]);
  92                         printf("  Size: %-10llu", (unsigned long long)sbuf.st_size);
  93                 }
  94
  95                 if (sbuf.st_mode & (S_IEXEC>>6))
  96                         mode[9] = 'x';
  97                 if (sbuf.st_mode & (S_IWRITE>>6))
  98                         mode[8] = 'w';
  99                 if (sbuf.st_mode & (S_IREAD>>6))
 100                         mode[7] = 'r';
 101                 if (sbuf.st_mode & (S_IEXEC>>3))
 102                         mode[6] = 'x';
 103                 if (sbuf.st_mode & (S_IWRITE>>3))
 104                         mode[5] = 'w';
 105                 if (sbuf.st_mode & (S_IREAD>>3))
 106                         mode[4] = 'r';
 107                 if (sbuf.st_mode & S_IEXEC)
 108                         mode[3] = 'x';
 109                 if (sbuf.st_mode & S_IWRITE)
 110                         mode[2] = 'w';
 111                 if (sbuf.st_mode & S_IREAD)
 112                         mode[1] = 'r';
 113                 if (sbuf.st_mode & S_ISVTX)
 114                         mode[9] = 't';
 115                 if (sbuf.st_mode & S_ISGID)
 116                         mode[6] = 's';
 117                 if (sbuf.st_mode & S_ISUID)
 118                         mode[3] = 's';
 119
 120                 if (!terse_flag)
 121                         printf("   Filetype: ");
 122                 switch (sbuf.st_mode & S_IFMT) {
 123                 case S_IFSOCK:
 124                         if (!terse_flag)
 125                                 puts("Socket");
 126                         mode[0] = 's';
 127                         break;
 128                 case S_IFDIR:
 129                         if (!terse_flag)
 130                                 puts("Directory");
 131                         mode[0] = 'd';
 132                         break;
 133                 case S_IFCHR:
 134                         if (!terse_flag)
 135                                 puts("Character Device");
 136                         mode[0] = 'c';
 137                         break;
 138                 case S_IFBLK:
 139                         if (!terse_flag)
 140                                 puts("Block Device");
 141                         mode[0] = 'b';
 142                         break;
 143                 case S_IFREG:
 144                         if (!terse_flag)
 145                                 puts("Regular File");
 146                         mode[0] = '-';
 147                         break;
 148                 case S_IFLNK:
 149                         if (!terse_flag)
 150                                 puts("Symbolic Link");
 151                         mode[0] = 'l';
 152                         break;
 153                 case S_IFIFO:
 154                         if (!terse_flag)
 155                                 puts("Fifo File");
 156                         mode[0] = 'f';
 157                         break;
 158                 default:
 159                         if (!terse_flag)
 160                                 puts("Unknown");
 161                         mode[0] = '?';
 162                 }
 163
 164                 if (terse_flag) {
 165                         printf("%s %d,%d\n", mode, (int)sbuf.st_uid, (int)sbuf.st_gid);
 166                         continue;
 167                 }
 168
 169                 printf("  Mode: (%04o/%s)", (unsigned int)(sbuf.st_mode & 07777), mode);
 170                 printf("         Uid: (%d)", (int)sbuf.st_uid);
 171                 printf("  Gid: (%d)\n", (int)sbuf.st_gid);
 172                 printf("Device: %2d,%-2d", major(sbuf.st_dev),
 173                                 minor(sbuf.st_dev));
 174                 printf("  Inode: %-9llu", (unsigned long long)sbuf.st_ino);
 175                 printf(" Links: %-5ld", (long)sbuf.st_nlink);
 176
 177                 if ( ((sbuf.st_mode & S_IFMT) == S_IFCHR)
 178                     || ((sbuf.st_mode & S_IFMT) == S_IFBLK) )
 179                         printf("     Device type: %2d,%-2d\n",
 180                                 major(sbuf.st_rdev), minor(sbuf.st_rdev));
 181                 else
 182                         printf("\n");
 183
 184                 printf("Access: %.24s",ctime(&sbuf.st_atime));
 185                 timesince(sbuf.st_atime);
 186                 printf("Modify: %.24s",ctime(&sbuf.st_mtime));
 187                 timesince(sbuf.st_mtime);
 188                 printf("Change: %.24s",ctime(&sbuf.st_ctime));
 189                 timesince(sbuf.st_ctime);
 190
 191                 if (i+1 < argc)
 192                         printf("\n");
 193         }
 194         exit(0);
 195 }