File: taint

package info (click to toggle)
perl 5.42.0-2
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 128,392 kB
  • sloc: perl: 534,963; ansic: 240,563; sh: 72,042; pascal: 6,934; xml: 2,428; yacc: 1,360; makefile: 1,197; cpp: 208; lisp: 1
file content (17 lines) | stat: -rw-r--r-- 300 bytes parent folder | download | duplicates (9) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
 
#!/usr/bin/perl -T
#
# This code is used by lib/perl5db.t !!!
#
use Scalar::Util qw(tainted);

# [perl #76872] don't taint $DB::sub

sub f {}

BEGIN {
    print "[\$^X]" if tainted($^X);
    ($^X || 1)  && f(); # maybe taint $DB::sub;
    print "[\$DB::sub]" if tainted($DB::sub);
}
print "[done]";