diff options
-rwxr-xr-x | vest/parallelize.pl | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/vest/parallelize.pl b/vest/parallelize.pl index 2fa318de..9d3f61c4 100755 --- a/vest/parallelize.pl +++ b/vest/parallelize.pl @@ -54,6 +54,7 @@ my $shell_escape_in_quote=qr.[\\"\$`!].; sub escape_shell { my ($arg)=@_; return undef unless defined $arg; + return '""' unless $arg; if ($arg =~ /$is_shell_special/) { $arg =~ s/($shell_escape_in_quote)/\\$1/g; return "\"$arg\""; |