Pass thru command line args to RepoTasks build

Author: wtgodbe

eng/build.ps1

@@ -250,6 +250,8 @@ if ($BuildManaged -or ($All -and (-not $NoBuildManaged))) {
     }
 }
 
+$CommandLineArguments = $MSBuildArguments
+
 if ($NoBuildDeps) { $MSBuildArguments += "/p:BuildProjectReferences=false" }
 
 $RunBuild = if ($NoBuild) { $false } else { $true }
@@ -478,7 +480,8 @@ try {
             /p:Restore=$RunRestore `
             /p:Build=true `
             /clp:NoSummary `
-            @ToolsetBuildArguments
+            @ToolsetBuildArguments `
+            @CommandLineArguments
     }
 
     if (-not $OnlyBuildRepoTasks) {

eng/build.sh

@@ -249,6 +249,8 @@ while [[ $# -gt 0 ]]; do
     shift
 done
 
+commandline_args=$msbuild_args
+
 if [ "$build_all" = true ]; then
     msbuild_args[${#msbuild_args[*]}]="-p:BuildAllProjects=true"
 fi
@@ -396,7 +398,8 @@ if [ "$build_repo_tasks" = true ]; then
         -p:Restore=$run_restore \
         -p:Build=true \
         -clp:NoSummary \
-        ${toolset_build_args[@]+"${toolset_build_args[@]}"}
+        ${toolset_build_args[@]+"${toolset_build_args[@]}"} \
+        ${commandline_args[@]+"${commandline_args[@]}"}
 fi
 
 if [ "$only_build_repo_tasks" != true ]; then