From: Jarkko Hietaniemi Date: Mon, 24 Sep 2001 12:08:30 +0000 (+0000) Subject: Clarifying comment to #12164. X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=ac3b20cba6ebb8d3db4980650c8b3c130416652b;p=p5sagit%2Fp5-mst-13.2.git Clarifying comment to #12164. p4raw-id: //depot/perl@12170 --- diff --git a/lib/Cwd.pm b/lib/Cwd.pm index 680fc3e..d86527f 100644 --- a/lib/Cwd.pm +++ b/lib/Cwd.pm @@ -188,8 +188,9 @@ $pwd_cmd ||= 'pwd'; # The 'natural and safe form' for UNIX (pwd may be setuid root) sub _backtick_pwd { my $cwd = `$pwd_cmd`; - # `pwd` may fail e.g. if the disk is full + # Belt-and-suspenders in case someone said "undef $/". local $/ = "\n"; + # `pwd` may fail e.g. if the disk is full chomp($cwd) if defined $cwd; $cwd; }