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Add a wrapper script to the PATH for use as shell #31

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Add a wrapper script to the PATH for use as shell #31

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cdcbc26
Add a wrapper script to the PATH for use as shell
jeremyd2019 Aug 21, 2025
b0a22dd
use here-string for wrapper script
jeremyd2019 Aug 21, 2025
54158a6
remove noprofile and norc from wrapper script
jeremyd2019 Aug 21, 2025
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18 changes: 18 additions & 0 deletions action.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,10 @@ inputs:
description: Volume on which to store setup and packages, and install Cygwin
required: false
default: ''
login-shell:
description: Use a login shell when using wrapper script
required: false
default: 'true'

outputs:
setup:
Expand Down Expand Up @@ -224,6 +228,20 @@ runs:
echo "$installDir\bin" >> $env:GITHUB_PATH
}

# add a wrapper script to put on path, since a run step's shell doesn't accept output variable substitutions
$wrapperDir = Join-Path $env:RUNNER_TEMP ([IO.Path]::GetRandomFileName())
New-Item -Path $wrapperDir -ItemType Directory -Force | Out-Null
$loginshell = ""
if ('${{ inputs.login-shell }}' -eq $true) {
$loginshell = "l"
}
Set-Content -Path (Join-Path $wrapperDir "cygwin.cmd") -Value @"
@echo off`r
set CHERE_INVOKING=1`r
$installDir\\bin\\bash.exe -o igncr -${loginshell}eo pipefail %*
"@
echo "$wrapperDir" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append

# run login shell to copy skeleton profile files
& "$installDir\bin\bash.exe" --login

Expand Down