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ActivePerl-5.6.0.613.msi
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䆊䌷䈹䈙䏵-䞅䞆䞀㡆䞃䄦䠥
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_fc38af13034a0d5075f8b566cbbe446c
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2000-03-15
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928b
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49 lines
;# shellwords.pl
;#
;# Usage:
;# require 'shellwords.pl';
;# @words = &shellwords($line);
;# or
;# @words = &shellwords(@lines);
;# or
;# @words = &shellwords; # defaults to $_ (and clobbers it)
sub shellwords {
package shellwords;
local($_) = join('', @_) if @_;
local(@words,$snippet,$field);
s/^\s+//;
while ($_ ne '') {
$field = '';
for (;;) {
if (s/^"(([^"\\]|\\.)*)"//) {
($snippet = $1) =~ s#\\(.)#$1#g;
}
elsif (/^"/) {
die "Unmatched double quote: $_\n";
}
elsif (s/^'(([^'\\]|\\.)*)'//) {
($snippet = $1) =~ s#\\(.)#$1#g;
}
elsif (/^'/) {
die "Unmatched single quote: $_\n";
}
elsif (s/^\\(.)//) {
$snippet = $1;
}
elsif (s/^([^\s\\'"]+)//) {
$snippet = $1;
}
else {
s/^\s+//;
last;
}
$field .= $snippet;
}
push(@words, $field);
}
@words;
}
1;