From cf7230980bfa34ca780e679f38bda81a8aa8ce2c Mon Sep 17 00:00:00 2001
From: David Somero <xgizzmo@slackbuilds.org>
Date: Fri, 4 Jun 2010 01:16:52 -0400
Subject: [PATCH] system/tarsnap: Misc automated cleanups.

Signed-off-by: David Somero <xgizzmo@slackbuilds.org>
---
 system/tarsnap/tarsnap.SlackBuild | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/system/tarsnap/tarsnap.SlackBuild b/system/tarsnap/tarsnap.SlackBuild
index de29d387ca..912c58875d 100644
--- a/system/tarsnap/tarsnap.SlackBuild
+++ b/system/tarsnap/tarsnap.SlackBuild
@@ -21,10 +21,19 @@
 
 PRGNAM=tarsnap
 VERSION=${VERSION:-1.0.26}
-ARCH=${ARCH:-i486}	# This will later be overwritten from the Makefile
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 
+# Automatically determine the architecture we're building on:
+if [ -z "$ARCH" ]; then
+  case "$( uname -m )" in
+    i?86) ARCH=i486 ;;
+    arm*) ARCH=arm ;;
+    # Unless $ARCH is already set, use uname -m for all other archs:
+       *) ARCH=$( uname -m ) ;;
+  esac
+fi
+
 CWD=$(pwd)
 TMP=${TMP:-/tmp/SBo}
 PKG=$TMP/package-$PRGNAM