Provisioning: Install 32 bit python to 64 bit windows

In order to create 32 bit Pyside wheels we have to be able to link
Pyside against 32 bit python. While 32 Qt build is done in 64 bit
Windows Pyside must follow.

Task-number: PYSIDE-646
Change-Id: I30855d4cecd6bc6219021216e9c296d28c56b405
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
Reviewed-by: Heikki Halmet <heikki.halmet@qt.io>

1 files changed, 20 insertions, 8 deletions

diff --git a/coin/provisioning/common/windows/python.ps1 b/coin/provisioning/common/windows/python.ps1
index 05811c58..e2855c75 100644
--- a/coin/provisioning/common/windows/python.ps1
+++ b/coin/provisioning/common/windows/python.ps1
@@ -30,13 +30,17 @@
 ## $QT_END_LICENSE$
 ##
 #############################################################################
-. "$PSScriptRoot\helpers.ps1"
 
 # This script installs Python $version.
 # Python is required for building Qt 5 from source.
+param(
+    [Int32]$archVer=32,
+    [string]$targetDir="C:\Python27"
+)
+. "$PSScriptRoot\helpers.ps1"
 
 $version = "2.7.13"
-if (Is64BitWinHost) {
+if ( $archVer -eq 64 ) {
     $arch = ".amd64"
     $sha1 = "d9113142bae8829365c595735e1ad1f9f5e2894c"
 } else {
@@ -51,17 +55,25 @@ Write-Host "Fetching from URL..."
 Download $externalUrl $internalUrl $package
 Verify-Checksum $package $sha1
 Write-Host "Installing $package..."
-Run-Executable "msiexec" "/passive /i $package ALLUSERS=1"
+Run-Executable "msiexec" "/passive /i $package TARGETDIR=$targetDir ALLUSERS=1"
 
 # We need to change allowZip64 from 'False' to 'True' to be able to create ZIP files that use the ZIP64 extensions when the zipfile is larger than 2 GB
 Write-Host "Changing allowZip64 value to 'True'..."
-(Get-Content C:\Python27\lib\zipfile.py) | ForEach-Object { $_ -replace "allowZip64=False", "allowZip64=True" } | Set-Content C:\Python27\lib\zipfile.py
+(Get-Content $targetDir\lib\zipfile.py) | ForEach-Object { $_ -replace "allowZip64=False", "allowZip64=True" } | Set-Content $targetDir\lib\zipfile.py
 Write-Host "Remove $package..."
 Remove-Item -Path $package
 
-Add-Path "C:\Python27;C:\Python27\Scripts"
+# When installing 32 bit python to 64 bit host, we want to keep only default python in path
+# For cross-compilation we export some helper env variable
+if (($archVer -eq 32) -And (Is64BitWinHost)) {
+    Set-EnvironmentVariable "PYTHON2_32_PATH" "$targetDir"
+    Set-EnvironmentVariable "PIP2_32_PATH" "$targetDir\Scripts"
+} else {
+    Add-Path "$targetDir;$targetDir\Scripts"
+}
+
 
-Run-Executable "C:\Python27\python.exe" "-m ensurepip"
+Run-Executable "$targetDir\python.exe" "-m ensurepip"
 
 # Install python virtual env
 if (IsProxyEnabled) {
@@ -69,6 +81,6 @@ if (IsProxyEnabled) {
     Write-Host "Using proxy ($proxy) with pip"
     $pip_args = "--proxy=$proxy"
 }
-Run-Executable "C:\Python27\Scripts\pip.exe" "$pip_args install virtualenv"
+Run-Executable "$targetDir\Scripts\pip.exe" "$pip_args install virtualenv"
 
-Write-Output "Python = $version" >> ~/versions.txt
+Write-Output "Python-$archVer = $version" >> ~/versions.txt