From 137c44314c84da403e5787dafacb4c3f6433c7af Mon Sep 17 00:00:00 2001
From: David Somero <xgizzmo@slackbuilds.org>
Date: Fri, 4 Jun 2010 01:05:07 -0400
Subject: [PATCH] graphics/autopano-sift-C: Misc automated cleanups.

Signed-off-by: David Somero <xgizzmo@slackbuilds.org>
---
 .../autopano-sift-C/autopano-sift-C.SlackBuild     | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/graphics/autopano-sift-C/autopano-sift-C.SlackBuild b/graphics/autopano-sift-C/autopano-sift-C.SlackBuild
index 54c36167b2..bb3ff1a954 100644
--- a/graphics/autopano-sift-C/autopano-sift-C.SlackBuild
+++ b/graphics/autopano-sift-C/autopano-sift-C.SlackBuild
@@ -24,10 +24,19 @@
 
 PRGNAM=autopano-sift-C
 VERSION=2.5.1
-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) 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
@@ -42,6 +51,9 @@ elif [ "$ARCH" = "i686" ]; then
 elif [ "$ARCH" = "x86_64" ]; then
   SLKCFLAGS="-O2 -fPIC"
   LIBDIRSUFFIX="64"
+else
+  SLKCFLAGS="-O2"
+  LIBDIRSUFFIX=""
 fi
 
 set -eu