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Annotation of 43BSDReno/usr.bin/find/ls.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1989 The Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms are permitted provided
                      6:  * that: (1) source distributions retain this entire copyright notice and
                      7:  * comment, and (2) distributions including binaries display the following
                      8:  * acknowledgement:  ``This product includes software developed by the
                      9:  * University of California, Berkeley and its contributors'' in the
                     10:  * documentation or other materials provided with the distribution and in
                     11:  * all advertising materials mentioning features or use of this software.
                     12:  * Neither the name of the University nor the names of its contributors may
                     13:  * be used to endorse or promote products derived from this software without
                     14:  * specific prior written permission.
                     15:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
                     16:  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
                     17:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     18:  */
                     19: 
                     20: #ifndef lint
                     21: static char sccsid[] = "@(#)ls.c       5.4 (Berkeley) 6/1/90";
                     22: #endif /* not lint */
                     23: 
                     24: #include <sys/param.h>
                     25: #include <sys/stat.h>
                     26: #include <tzfile.h>
                     27: #include <utmp.h>
                     28: #include <stdio.h>
                     29: 
                     30: /* Derived from the print routines in the ls(1) source code. */
                     31: 
                     32: extern int errno;
                     33: 
                     34: void
                     35: printlong(name, accpath, sb)
                     36:        char *name;                     /* filename to print */
                     37:        char *accpath;                  /* current valid path to filename */
                     38:        struct stat *sb;                /* stat buffer */
                     39: {
                     40:        extern int errno;
                     41:        char modep[15], *user_from_uid(), *group_from_gid(), *strerror();
                     42: 
                     43:        (void)printf("%6lu %4ld ", sb->st_ino, sb->st_blocks);
                     44:        (void)strmode(sb->st_mode, modep);
                     45:        (void)printf("%s %3u %-*s %-*s ", modep, sb->st_nlink, UT_NAMESIZE,
                     46:            user_from_uid(sb->st_uid, 0), UT_NAMESIZE,
                     47:            group_from_gid(sb->st_gid, 0));
                     48: 
                     49:        if (S_ISCHR(sb->st_mode) || S_ISBLK(sb->st_mode))
                     50:                (void)printf("%3d, %3d ", major(sb->st_rdev),
                     51:                    minor(sb->st_rdev));
                     52:        else
                     53:                (void)printf("%8ld ", sb->st_size);
                     54:        printtime(sb->st_mtime);
                     55:        (void)printf("%s", name);
                     56:        if (S_ISLNK(sb->st_mode))
                     57:                printlink(accpath);
                     58:        (void)putchar('\n');
                     59: }
                     60: 
                     61: printtime(ftime)
                     62:        time_t ftime;
                     63: {
                     64:        int i;
                     65:        char *longstring, *ctime();
                     66:        time_t time();
                     67: 
                     68:        longstring = ctime((long *)&ftime);
                     69:        for (i = 4; i < 11; ++i)
                     70:                (void)putchar(longstring[i]);
                     71: 
                     72: #define        SIXMONTHS       ((DAYSPERNYEAR / 2) * SECSPERDAY)
                     73:        if (ftime + SIXMONTHS > time((time_t *)NULL))
                     74:                for (i = 11; i < 16; ++i)
                     75:                        (void)putchar(longstring[i]);
                     76:        else {
                     77:                (void)putchar(' ');
                     78:                for (i = 20; i < 24; ++i)
                     79:                        (void)putchar(longstring[i]);
                     80:        }
                     81:        (void)putchar(' ');
                     82: }
                     83: 
                     84: printlink(name)
                     85:        char *name;
                     86: {
                     87:        int lnklen;
                     88:        char path[MAXPATHLEN + 1], *strerror();
                     89: 
                     90:        if ((lnklen = readlink(name, path, MAXPATHLEN)) == -1) {
                     91:                (void)fprintf(stderr, "\nfind: %s: %s\n", name, strerror(errno));
                     92:                return;
                     93:        }
                     94:        path[lnklen] = '\0';
                     95:        (void)printf(" -> %s", path);
                     96: }

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