desktop/QtCurve-KDE4: Miscellaneous cleanups.

desktop/QtCurve-KDE4/QtCurve-KDE4.SlackBuild

@@ -1,6 +1,7 @@
 #!/bin/sh
 
 # Slackware build script for: QtCurve-KDE4
+
 # Copyright 2007-2009  Michiel van Wessem, Manchester, United Kingdom
 # Copyright 2009 Gregory J. L. Tourte, UK (artourter@gmail.com)
 # All rights reserved.
@@ -26,24 +27,36 @@
 
 PRGNAM=QtCurve-KDE4
 VERSION=${VERSION:-1.3.1}
-ARCH=${ARCH:-i486}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 
+# Automatically determine the architecture we're building on:
+if [ -z "$ARCH" ]; then
+  case "$( uname -m )" in
+    i?86) export ARCH=i486 ;;
+    arm*) export ARCH=arm ;;
+    # Unless $ARCH is already set, use uname -m for all other archs:
+       *) export ARCH=$( uname -m ) ;;
+  esac
+fi
+
 CWD=$(pwd)
 TMP=${TMP:-/tmp/SBo}
 PKG=$TMP/package-$PRGNAM
 OUTPUT=${OUTPUT:-/tmp}
 
 if [ "$ARCH" = "i486" ]; then
-SLKCFLAGS="-O2 -march=i486 -mtune=i686"
-LIBDIRSUFFIX=""
+  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
+  LIBDIRSUFFIX=""
 elif [ "$ARCH" = "i686" ]; then
-    SLKCFLAGS="-O2 -march=i686 -mtune=i686"
-    LIBDIRSUFFIX=""
+  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
+  LIBDIRSUFFIX=""
 elif [ "$ARCH" = "x86_64" ]; then
-    SLKCFLAGS="-O2 -fPIC"
-    LIBDIRSUFFIX="64"
+  SLKCFLAGS="-O2 -fPIC"
+  LIBDIRSUFFIX="64"
+else
+  SLKCFLAGS="-O2"
+  LIBDIRSUFFIX=""
 fi
 
 set -e # Exit on most errors