Parse compiler version in init-compiler.sh

Author: am11

eng/common/native/init-compiler.sh

@@ -2,25 +2,44 @@
 #
 # This file detects the C/C++ compiler and exports it to the CC/CXX environment variables
 #
-# NOTE: some scripts source this file and rely on stdout being empty, make sure to not output anything here! 
+# NOTE: some scripts source this file and rely on stdout being empty, make sure to not output anything here!
 
 if [[ "$#" -lt 3 ]]; then
   echo "Usage..."
-  echo "init-compiler.sh <script directory> <Architecture> <compiler> <compiler major version> <compiler minor version>"
+  echo "init-compiler.sh <script directory> <Architecture> <compiler>"
   echo "Specify the script directory."
   echo "Specify the target architecture."
   echo "Specify the name of compiler (clang or gcc)."
-  echo "Specify the major version of compiler."
-  echo "Specify the minor version of compiler."
   exit 1
 fi
 
 nativescriptroot="$1"
 build_arch="$2"
 compiler="$3"
 cxxCompiler="$compiler++"
-majorVersion="$4"
-minorVersion="$5"
+
+case "$compiler" in
+    clang*|-clang*)
+        # clangx.y or clang-x.y
+        version="$(echo "$compiler" | tr -d '[:alpha:]-=')"
+        parts=(${version//./ })
+        majorVersion="${parts[0]}"
+        minorVersion="${parts[1]}"
+        if [[ -z "$minorVersion" && "$majorVersion" -le 6 ]]; then
+            minorVersion=0;
+        fi
+        compiler=clang
+        ;;
+
+    gcc*|-gcc*)
+        # gccx.y or gcc-x.y
+        version="$(echo "$compiler" | tr -d '[:alpha:]-=')"
+        parts=(${version//./ })
+        majorVersion="${parts[0]}"
+        minorVersion="${parts[1]}"
+        compiler=gcc
+        ;;
+esac
 
 . "$nativescriptroot"/../pipeline-logging-functions.sh
 

src/Microsoft.DotNet.CMake.Sdk/build/Microsoft.DotNet.CMake.Sdk.targets

@@ -123,7 +123,7 @@
     <PropertyGroup>
       <_NativeScriptsDir>$([MSBuild]::NormalizeDirectory('$(RepositoryEngineeringDir)', 'common', 'native'))</_NativeScriptsDir>
       <CMakeCompilerSearchScript>
-      . &quot;$([MSBuild]::MakeRelative('$(MSBuildProjectDirectory)', '$(_NativeScriptsDir)/init-compiler.sh'))&quot; &quot;$(_NativeScriptsDir)&quot; &quot;$(Platform)&quot; &quot;$(CMakeCompilerToolchain)&quot; &quot;$(CMakeCompilerMajorVersion)&quot; &quot;$(CMakeCompilerMinorVersion)&quot;
+      . &quot;$([MSBuild]::MakeRelative('$(MSBuildProjectDirectory)', '$(_NativeScriptsDir)/init-compiler.sh'))&quot; &quot;$(_NativeScriptsDir)&quot; &quot;$(Platform)&quot; &quot;$(CMakeCompilerToolchain)&quot;
       </CMakeCompilerSearchScript>
     </PropertyGroup>
   </Target>