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 6 * provided that the above copyright notice and this paragraph are 7 * duplicated in all such forms and that any documentation, 8 * advertising materials, and other materials related to such 9 * distribution and use acknowledge that the software was developed 10 * by the University of California, Berkeley. The name of the 11 * University may not be used to endorse or promote products derived 12 * from this software without specific prior written permission. 13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 16 */ 17 18 #ifndef lint 19 static char sccsid[] = "@(#)ls.c 5.2 (Berkeley) 04/19/90"; 20 #endif /* not lint */ 21 22 #include <sys/param.h> 23 #include <sys/stat.h> 24 #include <tzfile.h> 25 #include <utmp.h> 26 #include <stdio.h> 27 28 /* Derived from the print routines in the ls(1) source code. */ 29 30 extern int errno; 31 32 void 33 printlong(name, accpath, sb) 34 char *name; /* filename to print */ 35 char *accpath; /* current valid path to filename */ 36 struct stat *sb; /* stat buffer */ 37 { 38 extern int errno; 39 static char *modep; 40 char *user_from_uid(), *group_from_gid(), *strerror(); 41 42 (void)printf("%6lu %4ld ", sb->st_ino, sb->st_blocks); 43 if (strmode(sb->st_mode, &modep)) { 44 (void)fprintf(stderr, "find: %s.\n", strerror(errno)); 45 exit(1); 46 } 47 (void)printf("%s %3u %-*s %-*s ", modep, sb->st_nlink, UT_NAMESIZE, 48 user_from_uid(sb->st_uid, 0), UT_NAMESIZE, 49 group_from_gid(sb->st_gid, 0)); 50 51 if (S_ISCHR(sb->st_mode) || S_ISBLK(sb->st_mode)) 52 (void)printf("%3d, %3d ", major(sb->st_rdev), 53 minor(sb->st_rdev)); 54 else 55 (void)printf("%8ld ", sb->st_size); 56 printtime(sb->st_mtime); 57 (void)printf("%s", name); 58 if (S_ISLNK(sb->st_mode)) 59 printlink(accpath); 60 (void)putchar('\n'); 61 } 62 63 printtime(ftime) 64 time_t ftime; 65 { 66 int i; 67 char *longstring, *ctime(); 68 time_t time(); 69 70 longstring = ctime((long *)&ftime); 71 for (i = 4; i < 11; ++i) 72 (void)putchar(longstring[i]); 73 74 #define SIXMONTHS ((DAYSPERNYEAR / 2) * SECSPERDAY) 75 if (ftime + SIXMONTHS > time((time_t *)NULL)) 76 for (i = 11; i < 16; ++i) 77 (void)putchar(longstring[i]); 78 else { 79 (void)putchar(' '); 80 for (i = 20; i < 24; ++i) 81 (void)putchar(longstring[i]); 82 } 83 (void)putchar(' '); 84 } 85 86 printlink(name) 87 char *name; 88 { 89 int lnklen; 90 char path[MAXPATHLEN + 1], *strerror(); 91 92 if ((lnklen = readlink(name, path, MAXPATHLEN)) == -1) { 93 (void)fprintf(stderr, "\nfind: %s: %s\n", name, strerror(errno)); 94 return; 95 } 96 path[lnklen] = '\0'; 97 (void)printf(" -> %s", path); 98 } 99