1da2e3ebdSchin /***********************************************************************
2da2e3ebdSchin * *
3da2e3ebdSchin * This software is part of the ast package *
4*b30d1939SAndy Fiddaman * Copyright (c) 1985-2011 AT&T Intellectual Property *
5da2e3ebdSchin * and is licensed under the *
6*b30d1939SAndy Fiddaman * Eclipse Public License, Version 1.0 *
77c2fbfb3SApril Chin * by AT&T Intellectual Property *
8da2e3ebdSchin * *
9da2e3ebdSchin * A copy of the License is available at *
10*b30d1939SAndy Fiddaman * http://www.eclipse.org/org/documents/epl-v10.html *
11*b30d1939SAndy Fiddaman * (with md5 checksum b35adb5213ca9657e911e9befb180842) *
12da2e3ebdSchin * *
13da2e3ebdSchin * Information and Software Systems Research *
14da2e3ebdSchin * AT&T Research *
15da2e3ebdSchin * Florham Park NJ *
16da2e3ebdSchin * *
17da2e3ebdSchin * Glenn Fowler <gsf@research.att.com> *
18da2e3ebdSchin * David Korn <dgk@research.att.com> *
19da2e3ebdSchin * Phong Vo <kpv@research.att.com> *
20da2e3ebdSchin * *
21da2e3ebdSchin ***********************************************************************/
22da2e3ebdSchin #pragma prototyped
23da2e3ebdSchin /*
24da2e3ebdSchin * Glenn Fowler
25da2e3ebdSchin * AT&T Bell Laboratories
26da2e3ebdSchin *
27da2e3ebdSchin * ls formatter
28da2e3ebdSchin */
29da2e3ebdSchin
30da2e3ebdSchin #include <ast.h>
31da2e3ebdSchin #include <ls.h>
32da2e3ebdSchin #include <tm.h>
33da2e3ebdSchin
34da2e3ebdSchin #ifndef LS_W_MAX
35da2e3ebdSchin #define LS_W_MAX 128
36da2e3ebdSchin #endif
37da2e3ebdSchin
38da2e3ebdSchin /*
39da2e3ebdSchin * ls formatter
40da2e3ebdSchin *
41da2e3ebdSchin * buf results placed here
42da2e3ebdSchin * name file name
43da2e3ebdSchin * st file stat buffer
44da2e3ebdSchin * info optional info
45da2e3ebdSchin * link link text if != 0
46da2e3ebdSchin * flags LS_* flags
47da2e3ebdSchin *
48da2e3ebdSchin * return end of formatted buf
49da2e3ebdSchin */
50da2e3ebdSchin
51da2e3ebdSchin char*
fmtls(char * buf,const char * name,register struct stat * st,const char * info,const char * link,register int flags)52da2e3ebdSchin fmtls(char* buf, const char* name, register struct stat* st, const char* info, const char* link, register int flags)
53da2e3ebdSchin {
54da2e3ebdSchin register char* s;
55da2e3ebdSchin time_t tm;
56da2e3ebdSchin Sfoff_t n;
57da2e3ebdSchin
58da2e3ebdSchin s = buf;
59da2e3ebdSchin if (flags & LS_INUMBER)
60da2e3ebdSchin s += sfsprintf(s, LS_W_MAX, "%*I*u ", LS_W_INUMBER - 1, sizeof(st->st_ino), st->st_ino);
61da2e3ebdSchin if (flags & LS_BLOCKS)
62da2e3ebdSchin {
63da2e3ebdSchin n = iblocks(st);
64da2e3ebdSchin s += sfsprintf(s, LS_W_MAX, "%*I*u ", LS_W_BLOCKS - 1, sizeof(n), n);
65da2e3ebdSchin }
66da2e3ebdSchin if (flags & LS_LONG)
67da2e3ebdSchin {
68da2e3ebdSchin s += sfsprintf(s, LS_W_MAX, "%s%3u", fmtmode(st->st_mode, flags & LS_EXTERNAL), (unsigned int)st->st_nlink);
69da2e3ebdSchin if (!(flags & LS_NOUSER))
70da2e3ebdSchin {
71da2e3ebdSchin if (flags & LS_NUMBER)
72da2e3ebdSchin s += sfsprintf(s, LS_W_MAX, " %-*I*d", LS_W_NAME - 1, sizeof(st->st_uid), st->st_uid);
73da2e3ebdSchin else
74da2e3ebdSchin s += sfsprintf(s, LS_W_MAX, " %-*s", LS_W_NAME - 1, fmtuid(st->st_uid));
75da2e3ebdSchin }
76da2e3ebdSchin if (!(flags & LS_NOGROUP))
77da2e3ebdSchin {
78da2e3ebdSchin if (flags & LS_NUMBER)
79da2e3ebdSchin s += sfsprintf(s, LS_W_MAX, " %-*I*d", LS_W_NAME - 1, sizeof(st->st_gid), st->st_gid);
80da2e3ebdSchin else
81da2e3ebdSchin s += sfsprintf(s, LS_W_MAX, " %-*s", LS_W_NAME - 1, fmtgid(st->st_gid));
82da2e3ebdSchin }
83da2e3ebdSchin if (S_ISBLK(st->st_mode) || S_ISCHR(st->st_mode))
84da2e3ebdSchin s += sfsprintf(s, LS_W_MAX, "%8s ", fmtdev(st));
85da2e3ebdSchin else
86da2e3ebdSchin s += sfsprintf(s, LS_W_MAX, "%8I*u ", sizeof(st->st_size), st->st_size);
87da2e3ebdSchin tm = (flags & LS_ATIME) ? st->st_atime : (flags & LS_CTIME) ? st->st_ctime : st->st_mtime;
88*b30d1939SAndy Fiddaman s = tmfmt(s, LS_W_LONG / 2, "%?%QL", &tm);
89da2e3ebdSchin *s++ = ' ';
90da2e3ebdSchin }
91da2e3ebdSchin if (info)
92da2e3ebdSchin {
93da2e3ebdSchin while (*s = *info++)
94da2e3ebdSchin s++;
95da2e3ebdSchin *s++ = ' ';
96da2e3ebdSchin }
97da2e3ebdSchin while (*s = *name++)
98da2e3ebdSchin s++;
99da2e3ebdSchin if (flags & LS_MARK)
100da2e3ebdSchin {
101da2e3ebdSchin if (S_ISDIR(st->st_mode))
102da2e3ebdSchin *s++ = '/';
103da2e3ebdSchin #ifdef S_ISLNK
104da2e3ebdSchin else if (S_ISLNK(st->st_mode))
105da2e3ebdSchin *s++ = '@';
106da2e3ebdSchin #endif
107da2e3ebdSchin else if (st->st_mode & (S_IXUSR|S_IXGRP|S_IXOTH))
108da2e3ebdSchin *s++ = '*';
109da2e3ebdSchin }
110da2e3ebdSchin if (link)
111da2e3ebdSchin {
112da2e3ebdSchin s += sfsprintf(s, LS_W_MAX, " %s %s",
113da2e3ebdSchin #ifdef S_ISLNK
114da2e3ebdSchin S_ISLNK(st->st_mode) ? "->" :
115da2e3ebdSchin #endif
116da2e3ebdSchin "==", link);
117da2e3ebdSchin }
118da2e3ebdSchin *s = 0;
119da2e3ebdSchin return s;
120da2e3ebdSchin }
121