Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/linker/eng/common/dotnet-install.sh

@@ -11,9 +11,13 @@ while [[ -h "$source" ]]; do
 done
 scriptroot="$( cd -P "$( dirname "$source" )" && pwd )"
 
+. "$scriptroot/tools.sh"
+
 version='Latest'
 architecture=''
 runtime='dotnet'
+runtimeSourceFeed=''
+runtimeSourceFeedKey=''
 while [[ $# > 0 ]]; do
   opt="$(echo "$1" | awk '{print tolower($0)}')"
   case "$opt" in
@@ -29,20 +33,56 @@ while [[ $# > 0 ]]; do
       shift
       runtime="$1"
       ;;
+    -runtimesourcefeed)
+      shift
+      runtimeSourceFeed="$1"
+      ;;
+    -runtimesourcefeedkey)
+      shift
+      runtimeSourceFeedKey="$1"
+      ;;
     *)
-      echo "Invalid argument: $1"
-      usage
+      Write-PipelineTelemetryError -Category 'Build' -Message "Invalid argument: $1"
       exit 1
       ;;
   esac
   shift
 done
 
-. "$scriptroot/tools.sh"
+# Use uname to determine what the CPU is.
+cpuname=$(uname -p)
+# Some Linux platforms report unknown for platform, but the arch for machine.
+if [[ "$cpuname" == "unknown" ]]; then
+  cpuname=$(uname -m)
+fi
+
+case $cpuname in
+  aarch64)
+    buildarch=arm64
+    ;;
+  amd64|x86_64)
+    buildarch=x64
+    ;;
+  armv7l)
+    buildarch=arm
+    ;;
+  i686)
+    buildarch=x86
+    ;;
+  *)
+    echo "Unknown CPU $cpuname detected, treating it as x64"
+    buildarch=x64
+    ;;
+esac
+
 dotnetRoot="$repo_root/.dotnet"
-InstallDotNet $dotnetRoot $version "$architecture" $runtime true || {
+if [[ $architecture != "" ]] && [[ $architecture != $buildarch ]]; then
+  dotnetRoot="$dotnetRoot/$architecture"
+fi
+
+InstallDotNet $dotnetRoot $version "$architecture" $runtime true $runtimeSourceFeed $runtimeSourceFeedKey || {
   local exit_code=$?
-  echo "dotnet-install.sh failed (exit code '$exit_code')." >&2
+  Write-PipelineTelemetryError -Category 'InitializeToolset' -Message "dotnet-install.sh failed (exit code '$exit_code')." >&2
   ExitWithExitCode $exit_code
 }