diff options
Diffstat (limited to 'crypto/aes/asm/bsaes-armv7.pl')
-rw-r--r-- | crypto/aes/asm/bsaes-armv7.pl | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/crypto/aes/asm/bsaes-armv7.pl b/crypto/aes/asm/bsaes-armv7.pl index 7f5219bc75..b917dbf1e5 100644 --- a/crypto/aes/asm/bsaes-armv7.pl +++ b/crypto/aes/asm/bsaes-armv7.pl @@ -50,9 +50,10 @@ # April-August 2013 # Add CBC, CTR and XTS subroutines and adapt for kernel use; courtesy of Ard. -$flavour = shift; -if ($flavour=~/\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; } -else { while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {} } +# $output is the last argument if it looks like a file (it has an extension) +# $flavour is the first argument if it doesn't look like a file +$output = $#ARGV >= 0 && $ARGV[$#ARGV] =~ m|\.\w+$| ? pop : undef; +$flavour = $#ARGV >= 0 && $ARGV[0] !~ m|\.| ? shift : undef; if ($flavour && $flavour ne "void") { $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1; @@ -60,9 +61,10 @@ if ($flavour && $flavour ne "void") { ( $xlate="${dir}../../perlasm/arm-xlate.pl" and -f $xlate) or die "can't locate arm-xlate.pl"; - open STDOUT,"| \"$^X\" $xlate $flavour $output"; + open STDOUT,"| \"$^X\" $xlate $flavour \"$output\"" + or die "can't call $xlate: $!"; } else { - open STDOUT,">$output"; + $output and open STDOUT,">$output"; } my ($inp,$out,$len,$key)=("r0","r1","r2","r3"); |