Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
att
GitHub Repository: att/ast
 Path: blob/master/src/lib/libast/string/fmtls.c
1810 views
1
/***********************************************************************

2
*                                                                      *

3
*               This software is part of the ast package               *

4
*          Copyright (c) 1985-2011 AT&T Intellectual Property          *

5
*                      and is licensed under the                       *

6
*                 Eclipse Public License, Version 1.0                  *

7
*                    by AT&T Intellectual Property                     *

8
*                                                                      *

9
*                A copy of the License is available at                 *

10
*          http://www.eclipse.org/org/documents/epl-v10.html           *

11
*         (with md5 checksum b35adb5213ca9657e911e9befb180842)         *

12
*                                                                      *

13
*              Information and Software Systems Research               *

14
*                            AT&T Research                             *

15
*                           Florham Park NJ                            *

16
*                                                                      *

17
*                 Glenn Fowler <[email protected]>                  *

18
*                  David Korn <[email protected]>                   *

19
*                   Phong Vo <[email protected]>                    *

20
*                                                                      *

21
***********************************************************************/

22
#pragma prototyped

23
/*

24
 * Glenn Fowler

25
 * AT&T Bell Laboratories

26
 *

27
 * ls formatter

28
 */

29


30
#include <ast.h>

31
#include <ls.h>

32
#include <tm.h>

33


34
#ifndef LS_W_MAX

35
#define LS_W_MAX	128

36
#endif

37


38
/*

39
 * ls formatter

40
 *

41
 *	buf	results placed here

42
 *	name	file name

43
 *	st	file stat buffer

44
 *	info	optional info

45
 *	link	link text if != 0

46
 *	flags	LS_* flags

47
 *

48
 *	return	end of formatted buf

49
 */

50


51
char*

52
fmtls(char* buf, const char* name, register struct stat* st, const char* info, const char* link, register int flags)

53
{

54
	register char*		s;

55
	time_t			tm;

56
	Sfoff_t			n;

57


58
	s = buf;

59
	if (flags & LS_INUMBER)

60
		s += sfsprintf(s, LS_W_MAX, "%*I*u ", LS_W_INUMBER - 1, sizeof(st->st_ino), st->st_ino);

61
	if (flags & LS_BLOCKS)

62
	{

63
		n = iblocks(st);

64
		s += sfsprintf(s, LS_W_MAX, "%*I*u ", LS_W_BLOCKS - 1, sizeof(n), n);

65
	}

66
	if (flags & LS_LONG)

67
	{

68
		s += sfsprintf(s, LS_W_MAX, "%s%3u", fmtmode(st->st_mode, flags & LS_EXTERNAL), (unsigned int)st->st_nlink);

69
		if (!(flags & LS_NOUSER))

70
		{

71
			if (flags & LS_NUMBER)

72
				s += sfsprintf(s, LS_W_MAX, " %-*I*d", LS_W_NAME - 1, sizeof(st->st_uid), st->st_uid);

73
			else

74
				s += sfsprintf(s, LS_W_MAX, " %-*s", LS_W_NAME - 1, fmtuid(st->st_uid));

75
		}

76
		if (!(flags & LS_NOGROUP))

77
		{

78
			if (flags & LS_NUMBER)

79
				s += sfsprintf(s, LS_W_MAX, " %-*I*d", LS_W_NAME - 1, sizeof(st->st_gid), st->st_gid);

80
			else

81
				s += sfsprintf(s, LS_W_MAX, " %-*s", LS_W_NAME - 1, fmtgid(st->st_gid));

82
		}

83
		if (S_ISBLK(st->st_mode) || S_ISCHR(st->st_mode))

84
			s += sfsprintf(s, LS_W_MAX, "%8s ", fmtdev(st));

85
		else

86
			s += sfsprintf(s, LS_W_MAX, "%8I*u ", sizeof(st->st_size), st->st_size);

87
		tm = (flags & LS_ATIME) ? st->st_atime : (flags & LS_CTIME) ? st->st_ctime : st->st_mtime;

88
		s = tmfmt(s, LS_W_LONG / 2, "%?%QL", &tm);

89
		*s++ = ' ';

90
	}

91
	if (info)

92
	{

93
		while (*s = *info++)

94
			s++;

95
		*s++ = ' ';

96
	}

97
	while (*s = *name++)

98
		s++;

99
	if (flags & LS_MARK)

100
	{

101
		if (S_ISDIR(st->st_mode))

102
			*s++ = '/';

103
#ifdef S_ISLNK

104
		else if (S_ISLNK(st->st_mode))

105
			*s++ = '@';

106
#endif

107
		else if (st->st_mode & (S_IXUSR|S_IXGRP|S_IXOTH))

108
			*s++ = '*';

109
	}

110
	if (link)

111
	{

112
		s += sfsprintf(s, LS_W_MAX, " %s %s",

113
#ifdef S_ISLNK

114
			S_ISLNK(st->st_mode) ? "->" :

115
#endif

116
				"==", link);

117
	}

118
	*s = 0;

119
	return s;

120
}

121


122