ppmtolss16: remove obsolete Perl construct
authorH. Peter Anvin <hpa@zytor.com>
Mon, 25 Apr 2011 19:22:21 +0000 (12:22 -0700)
committerH. Peter Anvin <hpa@zytor.com>
Mon, 25 Apr 2011 19:22:21 +0000 (12:22 -0700)
commit5450db41bb3f3a5c291caf4042d226b349821d2b
treefc9a0312451aee3cedf939a194cf1465e346fd0a
parentece69c7abc5b24523251e22a077951f2111311ad
ppmtolss16: remove obsolete Perl construct

defined() on an array is considered obsolete; instead check for a
nonzero number of elements with scalar().

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
utils/ppmtolss16