Commit | Line | Data |
---|---|---|
79072805 | 1 | ;# $RCSfile: getopt.pl,v $$Revision: 4.1 $$Date: 92/08/07 18:23:58 $ |
a6d71656 GS |
2 | # |
3 | # This library is no longer being maintained, and is included for backward | |
4 | # compatibility with Perl 4 programs which may require it. | |
e3bc9a01 S |
5 | # This legacy library is deprecated and will be removed in a future |
6 | # release of perl. | |
a6d71656 GS |
7 | # |
8 | # In particular, this should not be used as an example of modern Perl | |
9 | # programming techniques. | |
10 | # | |
11 | # Suggested alternatives: Getopt::Long or Getopt::Std | |
e3bc9a01 S |
12 | |
13 | warn( "The 'getopt.pl' legacy library is deprecated and will be" | |
14 | . " removed in the next major release of perl. Please use the" | |
15 | . " Getopt::Long or Getopt::Std modules instead." ); | |
16 | ||
378cc40b LW |
17 | ;# Process single-character switches with switch clustering. Pass one argument |
18 | ;# which is a string containing all switches that take an argument. For each | |
19 | ;# switch found, sets $opt_x (where x is the switch name) to the value of the | |
20 | ;# argument, or 1 if no argument. Switches which take an argument don't care | |
21 | ;# whether there is a space between the switch and the argument. | |
22 | ||
23 | ;# Usage: | |
24 | ;# do Getopt('oDI'); # -o, -D & -I take arg. Sets opt_* as a side effect. | |
25 | ||
26 | sub Getopt { | |
27 | local($argumentative) = @_; | |
28 | local($_,$first,$rest); | |
ac58e20f | 29 | local($[) = 0; |
378cc40b | 30 | |
55204971 | 31 | while (@ARGV && ($_ = $ARGV[0]) =~ /^-(.)(.*)/) { |
378cc40b LW |
32 | ($first,$rest) = ($1,$2); |
33 | if (index($argumentative,$first) >= $[) { | |
34 | if ($rest ne '') { | |
a687059c | 35 | shift(@ARGV); |
378cc40b LW |
36 | } |
37 | else { | |
a687059c LW |
38 | shift(@ARGV); |
39 | $rest = shift(@ARGV); | |
378cc40b | 40 | } |
29d4204f | 41 | ${"opt_$first"} = $rest; |
378cc40b LW |
42 | } |
43 | else { | |
29d4204f | 44 | ${"opt_$first"} = 1; |
378cc40b LW |
45 | if ($rest ne '') { |
46 | $ARGV[0] = "-$rest"; | |
47 | } | |
48 | else { | |
a687059c | 49 | shift(@ARGV); |
378cc40b LW |
50 | } |
51 | } | |
52 | } | |
53 | } | |
a687059c LW |
54 | |
55 | 1; |