From 01d437c0618e76d3c44e7d58f5d175c75cb37bac Mon Sep 17 00:00:00 2001
From: Egor Tensin <Egor.Tensin@gmail.com>
Date: Sun, 5 Sep 2021 21:52:59 +0300
Subject: set up clang/clang++ symlinks

---
 .github/actions/check-cc-cygwin/action.yml |  4 ++--
 .github/actions/check-cc/action.yml        |  6 ++++--
 .github/workflows/test.yml                 |  8 ++++----
 README.md                                  |  4 ++--
 action.yml                                 | 15 ++++++++++++---
 5 files changed, 24 insertions(+), 13 deletions(-)

diff --git a/.github/actions/check-cc-cygwin/action.yml b/.github/actions/check-cc-cygwin/action.yml
index f536649..432d1b8 100644
--- a/.github/actions/check-cc-cygwin/action.yml
+++ b/.github/actions/check-cc-cygwin/action.yml
@@ -1,5 +1,5 @@
-name: Check cc/c++
-description: Check cc/c++ (on Cygwin)
+name: Check symlinks
+description: Check symlinks (on Cygwin)
 runs:
   using: composite
   steps:
diff --git a/.github/actions/check-cc/action.yml b/.github/actions/check-cc/action.yml
index 1e5b988..aef6d9c 100644
--- a/.github/actions/check-cc/action.yml
+++ b/.github/actions/check-cc/action.yml
@@ -1,5 +1,5 @@
-name: Check cc/c++
-description: Check cc/c++
+name: Check symlinks
+description: Check symlinks
 inputs:
   version:
     description: Specific version to check
@@ -28,5 +28,7 @@ runs:
         }
 
         Check-Exe cc
+        Check-Exe clang
         Check-Exe c++
+        Check-Exe clang++
       shell: pwsh
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 6ead135..4cde415 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -31,7 +31,7 @@ jobs:
         uses: ./.github/actions/build-foo
       - name: Run foo.exe
         uses: ./.github/actions/run-foo
-      - name: Check cc/c++
+      - name: Check symlinks
         uses: ./.github/actions/check-cc
 
   versions:
@@ -63,7 +63,7 @@ jobs:
           binary: '${{ steps.setup.outputs.clangxx }}'
       - name: Run foo.exe
         uses: ./.github/actions/run-foo
-      - name: Check cc/c++
+      - name: Check symlinks
         uses: ./.github/actions/check-cc
         with:
           version: '${{ matrix.version }}'
@@ -99,9 +99,9 @@ jobs:
         if: '!matrix.hardlinks'
       - name: Run foo.exe
         uses: ./.github/actions/run-foo
-      - name: Check cc/c++
+      - name: Check symlinks
         uses: ./.github/actions/check-cc
         if: matrix.hardlinks
-      - name: Check cc/c++ on Cygwin
+      - name: Check symlinks
         uses: ./.github/actions/check-cc-cygwin
         if: '!matrix.hardlinks'
diff --git a/README.md b/README.md
index c1c9135..19910d0 100644
--- a/README.md
+++ b/README.md
@@ -39,8 +39,8 @@ API
 |           | *any*   |         | Install the i686 toolchain.
 | cygwin    | *any*   | ✓       | Install native binaries.
 |           | 1       |         | Install Cygwin packages.
-| cc        | 1       | ✓       | Set up `cc`/`c++` executables.
-|           | *any*   |         | Don't set up `cc`/`c++`.
+| cc        | 1       | ✓       | Set up `cc`/`clang`/`c++`/`clang++` executables.
+|           | *any*   |         | Don't set up the executables.
 | hardlinks | *any*   | ✓       | Cygwin: don't convert any symlinks.
 |           | 1       |         | Cygwin: convert symlinks in /usr/bin to hardlinks.
 
diff --git a/action.yml b/action.yml
index 0bc9fc3..9ef8f3c 100644
--- a/action.yml
+++ b/action.yml
@@ -15,7 +15,7 @@ inputs:
     required: false
     default: 0
   cc:
-    description: Set up cc/c++ executables
+    description: Set up cc/clang/c++/clang++ executables
     required: false
     default: 1
   hardlinks:
@@ -211,6 +211,9 @@ runs:
 
         New-Variable cc -Value ('${{ inputs.cc }}' -eq '1') -Option Constant
 
+        New-Variable clang -Value '${{ steps.install.outputs.clang }}' -Option Constant
+        New-Variable clangxx -Value '${{ steps.install.outputs.clangxx }}' -Option Constant
+
         function Link-Exe {
             param(
                 [Parameter(Mandatory=$true)]
@@ -234,8 +237,14 @@ runs:
         }
 
         if ($cc) {
-            Link-Exe '${{ steps.install.outputs.clang }}' cc
-            Link-Exe '${{ steps.install.outputs.clangxx }}' c++
+            Link-Exe $clang cc
+            if ($clang -ne 'clang') {
+                Link-Exe $clang 'clang'
+            }
+            Link-Exe $clangxx c++
+            if ($clangxx -ne 'clang++') {
+                Link-Exe $clangxx 'clang++'
+            }
         }
       shell: pwsh
 
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