$OpenBSD: patch-editor_ppmquantall,v 1.1 2014/01/03 20:16:31 naddy Exp $

Convert from bash to sh.

--- editor/ppmquantall.orig	Tue Apr 28 03:43:45 2009
+++ editor/ppmquantall	Fri Jan  3 19:12:06 2014
@@ -53,8 +53,6 @@ fi
 
 newcolors=$1
 shift
-nfiles=$#
-files=($@)
 
 # Extract the width and height of each of the images.
 # Here, we make the assumption that the width and height are on the
@@ -62,14 +60,6 @@ files=($@)
 # To be robust, we need to use Pnmfile to get that information, or 
 # Put this program in C and use ppm_readppminit().
 
-widths=()
-heights=()
-
-for i in ${files[@]}; do
-    widths=(${widths[*]} `grep -v '^#' $i | sed '1d; s/ .*//; 2q'`)
-    heights=(${heights[*]} `grep -v '^#' $i | sed '1d; s/.* //; 2q'`)
-done
-
 tempdir="${TMPDIR-/tmp}/ppmquantall.$$"
 mkdir $tempdir || { echo "Could not create temporary file. Exiting."; exit 1;}
 chmod 700 $tempdir
@@ -78,7 +68,7 @@ trap 'rm -rf $tempdir' 0 1 3 15
 
 all=$tempdir/pqa.all.$$
 
-pnmcat -topbottom -jleft -white ${files[@]} | pnmquant $newcolors > $all
+pnmcat -topbottom -jleft -white "$@" | pnmquant $newcolors > $all
 if [ $? != 0 ]; then
     exit $?
 fi
@@ -86,12 +76,15 @@ fi
 y=0
 i=0
 
-while [ $i -lt $nfiles ]; do
-    pamcut -left 0 -top $y -width ${widths[$i]} -height ${heights[$i]} $all \
-        > ${files[$i]}$ext
+for f in "$@"; do
+    width=`grep -v '^#' "$f" | sed '1d; s/ .*//; 2q'`
+    height=`grep -v '^#' "$f" | sed '1d; s/.* //; 2q'`
+
+    pamcut -left 0 -top $y -width $width -height $height $all \
+        > "$f$ext"
     if [ $? != 0 ]; then
         exit $?
     fi
-    y=$(($y + ${heights[$i]}))
+    y=$(($y + $height))
     i=$(($i + 1))
 done