From 1c5dc536278102fa628150127c31ed743d090f17 Mon Sep 17 00:00:00 2001
From: Gaurav Khanna <gkhanna@microsoft.com>
Date: Mon, 19 Dec 2016 11:54:51 -0800
Subject: [PATCH] Update build-packages.sh to support portableLinux

---
 build-packages.sh | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 62 insertions(+), 4 deletions(-)

diff --git a/build-packages.sh b/build-packages.sh
index 6ac0ab2..0dd1035 100755
--- a/build-packages.sh
+++ b/build-packages.sh
@@ -3,14 +3,56 @@
 usage()
 {
     echo "Builds the NuGet packages from the binaries that were built in the Build product binaries step."
-    echo "Usage: build-packages -BuildArch -BuildType"
-    echo "arch can be x64, x86, arm, arm64 (default is x64)"
-    echo "configuration can be release, checked, debug (default is debug)"
+    echo "Usage: build-packages -BuildArch -BuildType [portableLinux]"
+    echo "BuildArch can be x64, x86, arm, arm64 (default is x64)"
+    echo "BuildType can be release, checked, debug (default is debug)"
+    echo "portableLinux - build for Portable Linux Distribution"
     echo
     exit 1
 }
 
 __ProjectRoot="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+__PortableLinux=0
+
+# Use uname to determine what the OS is.
+OSName=$(uname -s)
+case $OSName in
+    Linux)
+        __BuildOS=Linux
+        __HostOS=Linux
+        ;;
+
+    Darwin)
+        __BuildOS=OSX
+        __HostOS=OSX
+        ;;
+
+    FreeBSD)
+        __BuildOS=FreeBSD
+        __HostOS=FreeBSD
+        ;;
+
+    OpenBSD)
+        __BuildOS=OpenBSD
+        __HostOS=OpenBSD
+        ;;
+
+    NetBSD)
+        __BuildOS=NetBSD
+        __HostOS=NetBSD
+        ;;
+
+    SunOS)
+        __BuildOS=SunOS
+        __HostOS=SunOS
+        ;;
+
+    *)
+        echo "Unsupported OS $OSName detected, configuring as if for Linux"
+        __BuildOS=Linux
+        __HostOS=Linux
+        ;;
+esac
 
 unprocessedBuildArgs=
 
@@ -28,13 +70,29 @@ while :; do
         unprocessedBuildArgs="$unprocessedBuildArgs $1"
         __Arch=$(echo $1| cut -d'=' -f 2)
         ;;
+
+        portableLinux)
+            if [ "$__BuildOS" == "Linux" ]; then
+                __PortableLinux=1
+            else
+                echo "ERROR: portableLinux not supported for non-Linux platforms."
+                exit 1
+            fi
+            ;;
         *)
         unprocessedBuildArgs="$unprocessedBuildArgs $1"
     esac
     shift
 done
 
-$__ProjectRoot/run.sh build-packages -Project=$__ProjectRoot/src/.nuget/packages.builds -DistroRid=\${OSRid}-$__Arch -UseSharedCompilation=false -BuildNugetPackage=false $unprocessedBuildArgs
+# Portable builds target the base RID only for Linux based platforms
+if [ $__PortableLinux == 1 ]; then
+    export __DistroRid="linux-$__Arch"
+else
+    export __DistroRid="\${OSRid}-$__Arch"
+fi
+
+$__ProjectRoot/run.sh build-packages -Project=$__ProjectRoot/src/.nuget/packages.builds -DistroRid=$__DistroRid -UseSharedCompilation=false -BuildNugetPackage=false $unprocessedBuildArgs
 if [ $? -ne 0 ]
 then
     echo "ERROR: An error occurred while building packages; See build-packages.log for more details."
-- 
2.7.4