File: find.setup

package info (click to toggle)
tcllib 1.10-dfsg-3
  • links: PTS
  • area: main
  • in suites: lenny
  • size: 17,708 kB
  • ctags: 6,122
  • sloc: tcl: 106,354; ansic: 9,205; sh: 8,707; xml: 1,766; yacc: 753; makefile: 115; perl: 84; f90: 84; python: 33; ruby: 13; php: 11
file content (156 lines) | stat: -rw-r--r-- 4,102 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
# -*- tcl -*-
# Support code for the tests of the find command (and incremental find).
#
# Copyright (c) 2007 by Andreas Kupries <andreas_kupries@users.sourceforge.net>
# All rights reserved.
#
# RCS: @(#) $Id: find.setup,v 1.1 2007/08/08 19:42:43 andreas_kupries Exp $

# -------------------------------------------------------------------------

# Build a sample tree to search
# Structure
#
#	dir
#	+--{find 1}
#          +--{find 2}
#          |  +--{file* 2}  (This file is unix only)
#          +--{file 1}
#
#       dir2
#       +-- dotfiles
#           +-- .foo
#           +-- foo

proc f_setup {} {
    makeDirectory            {find 1}
    makeDirectory [file join {find 1} {find 2}]
    makeFile ""   [file join {find 1} {file [1]}]

    if {[string equal $::tcl_platform(platform) windows]} return

    makeFile "test" [file join {find 1} {find 2} {file* 2}]
    return
}

proc f_cleanup {} {
    # Remove sym link first. Not doing this causes the file delete for
    # the directory to fail (on Windows, Unix would have been fine).
    catch {removeFile [file join {find 1} {find 2} {file 3}]}
    removeDirectory {find 1}
    return
}

# Extend the previous sample tree with circular symbolic
# links. Unix-only.
#
#	dir
#	+--{find 1}
#          +--{find 2}          <----------+
#          |  +--{file* 2}		   |
#          |  +--{file 3} --> ../{find 2} -+
#          +--{file [1]}

proc f_setupcircle {} {
    f_setup

    set fthree [file join {find 1} {find 2} {file 3}]
    set path   [makeFile "" $fthree]
    removeFile $fthree

    # Added use of 'file link' for Tcl 8.4+, on windows, to have a
    # modicum of x-platform testing regarding the handling of symbolic
    # links.

    set target [file join .. {find 2}]

    if {
	[string equal $::tcl_platform(platform) windows] &&
	[package vsatisfies [package require Tcl] 8.4]
    } {
	if {[string equal $::tcl_platform(platform) windows]} {
	    # Windows doesn't like the .. in the target, it needs an
	    # absolute path.

	    # NOTE/BUG Even so the 'fullnormalize' in the traverser
	    # returns bogus results for the link, whereas use of file
	    # normalize and fullnormalize in a simple tclsh,
	    # i.e. outside of the testing is ok.

	    # It seems if the 'file join' in fullnormalize is replaced
	    # by a plain / then the results are ok again => The
	    # handling of paths on Windows by the Tcl core is bogus in
	    # some way which breaks the core 'normalize'.

	    set here [pwd]
	    cd [file dirname [tempPath $fthree]]
	    file link [file tail $fthree] [file normalize $target]
	    cd $here
	} else {
	    file link [tempPath $fthree] $target
	}
	return
    }

    exec ln -s $target [tempPath $fthree]
    return
}

proc f_setupdot {} {
    makeDirectory          dotfiles
    makeFile "" [file join dotfiles foo]
    makeFile "" [file join dotfiles .foo]
    return
}

proc f_cleanupdot {} {
    removeDirectory dotfiles
    return
}

proc f_setupnostat {} {
    # Finding inaccessible directories (unix only) (I do not know howe
    # make the directory inaccessible on Windows, and then
    # reaccessible again).

    makeDirectory find3
    makeDirectory find3/find4
    makeFile {}   find3/find4/file5

    if {[string equal $::tcl_platform(platform) windows]} return
    exec chmod -x [tempPath find3/find4]
    return
}

proc f_cleanupnostat {} {
    if {![string equal $::tcl_platform(platform) windows]} {
	exec chmod +x [tempPath find3/find4]
    }
    removeDirectory find3
    return
}

proc f_cleanall {} {
    rename f_setup          {}
    rename f_cleanup        {}
    rename f_setupcircle    {}
    rename f_setupdot       {}
    rename f_cleanupdot     {}
    rename f_setupnostat    {}
    rename f_cleanupnostat  {}
    rename f_cleanall       {}
    rename fileIsBiggerThan {}
    catch {unset ::res}
    return
}

# -------------------------------------------------------------------------

proc fileIsBiggerThan {s f} {
    expr {
	  ![file isdirectory $f] &&
	  ([file size $f] > $s)
    }
}

# -------------------------------------------------------------------------