1 /* 2 * Copyright (c) 1989 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 */ 7 8 #ifndef lint 9 static char sccsid[] = "@(#)ls.c 5.6 (Berkeley) 03/09/91"; 10 #endif /* not lint */ 11 12 #include <sys/param.h> 13 #include <sys/stat.h> 14 #include <time.h> 15 #include <tzfile.h> 16 #include <errno.h> 17 #include <utmp.h> 18 #include <unistd.h> 19 #include <stdio.h> 20 #include <string.h> 21 22 /* Derived from the print routines in the ls(1) source code. */ 23 24 void 25 printlong(name, accpath, sb) 26 char *name; /* filename to print */ 27 char *accpath; /* current valid path to filename */ 28 struct stat *sb; /* stat buffer */ 29 { 30 char modep[15], *user_from_uid(), *group_from_gid(); 31 32 (void)printf("%6lu %4ld ", sb->st_ino, sb->st_blocks); 33 (void)strmode(sb->st_mode, modep); 34 (void)printf("%s %3u %-*s %-*s ", modep, sb->st_nlink, UT_NAMESIZE, 35 user_from_uid(sb->st_uid, 0), UT_NAMESIZE, 36 group_from_gid(sb->st_gid, 0)); 37 38 if (S_ISCHR(sb->st_mode) || S_ISBLK(sb->st_mode)) 39 (void)printf("%3d, %3d ", major(sb->st_rdev), 40 minor(sb->st_rdev)); 41 else 42 (void)printf("%8ld ", sb->st_size); 43 printtime(sb->st_mtime); 44 (void)printf("%s", name); 45 if (S_ISLNK(sb->st_mode)) 46 printlink(accpath); 47 (void)putchar('\n'); 48 } 49 50 printtime(ftime) 51 time_t ftime; 52 { 53 int i; 54 char *longstring, *ctime(); 55 time_t time(); 56 57 longstring = ctime((long *)&ftime); 58 for (i = 4; i < 11; ++i) 59 (void)putchar(longstring[i]); 60 61 #define SIXMONTHS ((DAYSPERNYEAR / 2) * SECSPERDAY) 62 if (ftime + SIXMONTHS > time((time_t *)NULL)) 63 for (i = 11; i < 16; ++i) 64 (void)putchar(longstring[i]); 65 else { 66 (void)putchar(' '); 67 for (i = 20; i < 24; ++i) 68 (void)putchar(longstring[i]); 69 } 70 (void)putchar(' '); 71 } 72 73 printlink(name) 74 char *name; 75 { 76 int lnklen; 77 char path[MAXPATHLEN + 1]; 78 79 if ((lnklen = readlink(name, path, MAXPATHLEN)) == -1) { 80 (void)fprintf(stderr, 81 "\nfind: %s: %s\n", name, strerror(errno)); 82 return; 83 } 84 path[lnklen] = '\0'; 85 (void)printf(" -> %s", path); 86 } 87