From 032547798079c96edb40e86369824bf85db4048e Mon Sep 17 00:00:00 2001
From: Alfi Maulana <alfi.maulana.f@gmail.com>
Date: Tue, 4 Jul 2023 19:23:09 +0700
Subject: [PATCH 1/2] feat: add `shell` action input

---
 .github/workflows/test.yml | 13 +++++++++++++
 action.yml                 | 16 +++++++++++++---
 2 files changed, 26 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index c719d16..2809eba 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -132,3 +132,16 @@ jobs:
           build-args: --target test_c --target test_cpp
           run-test: true
           test-args: -R test
+
+  specified-shell:
+    runs-on: windows-latest
+    steps:
+      - name: Checkout the repository
+        uses: actions/checkout@v3.5.3
+
+      - name: Use the action with specified shell
+        uses: ./
+        with:
+          shell: bash
+          source-dir: test
+          run-build: true
diff --git a/action.yml b/action.yml
index e58ec81..0e02db2 100644
--- a/action.yml
+++ b/action.yml
@@ -5,6 +5,9 @@ branding:
   color: gray-dark
   icon: terminal
 inputs:
+  shell:
+    description: The shell to be used to run the commands
+    required: false
   source-dir:
     description: The source directory of the CMake project
     required: false
@@ -57,6 +60,13 @@ runs:
       id: process-inputs
       shell: bash
       run: |
+        if [ -n '${{ inputs.shell }}' ]; then
+          SHELL='${{ inputs.shell }}'
+        else
+          SHELL='${{ runner.os == 'Windows' && 'pwsh' || 'bash' }}'
+        fi
+        echo "shell=$SHELL" >> $GITHUB_OUTPUT
+
         SOURCE_DIR="."
         if [ -n '${{ inputs.source-dir }}' ]; then
           SOURCE_DIR="${{ inputs.source-dir }}"
@@ -121,15 +131,15 @@ runs:
         esac
 
     - name: Configure the CMake project
-      shell: ${{ runner.os == 'Windows' && 'pwsh' || 'bash' }}
+      shell: ${{ steps.process-inputs.outputs.shell }}
       run: cmake ${{ steps.process-inputs.outputs.cmake-args }}
 
     - name: Build targets
       if: inputs.run-build != 'false' || inputs.run-test != 'false'
-      shell: ${{ runner.os == 'Windows' && 'pwsh' || 'bash' }}
+      shell: ${{ steps.process-inputs.outputs.shell }}
       run: cmake ${{ steps.process-inputs.outputs.cmake-build-args }}
 
     - name: Run tests
       if: inputs.run-test != 'false'
-      shell: ${{ runner.os == 'Windows' && 'pwsh' || 'bash' }}
+      shell: ${{ steps.process-inputs.outputs.shell }}
       run: ctest ${{ steps.process-inputs.outputs.cmake-test-args }}

From ca8ab2ff60519a280dc00011ec59b75d23b848ae Mon Sep 17 00:00:00 2001
From: Alfi Maulana <alfi.maulana.f@gmail.com>
Date: Tue, 4 Jul 2023 19:24:49 +0700
Subject: [PATCH 2/2] docs: add documentation of `shell` action input

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index 667bb32..0901832 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@ For more information, refer to [action.yml](./action.yml) and the [GitHub Action
 
 | Name | Value Type | Description |
 | --- | --- | --- |
+| `shell` | String | The shell to be used to run the commands. It defaults to `pwsh` on Windows and `bash` on Linux and macOS. Refer to [this](https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idstepsshell) for more information on available shell options. |
 | `source-dir` | Path | The source directory of the CMake project. It defaults to the current directory. |
 | `build-dir` | Path | The build directory of the CMake project. It defaults to the `build` directory inside the source directory. |
 | `generator` | String | The build system generator for the CMake project. It appends the CMake configuration arguments with `-G [val]`. |