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Add Ensure-LibXml2 function for libxml2 management

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Added Ensure-LibXml2 function to manage libxml2.lib generation from DLLs. This function checks for existing libraries, generates a new one if necessary, and creates compatibility aliases.
This commit is contained in:
deepend-tildeclub
2026-02-01 23:46:04 -07:00
committed by GitHub
parent 770922cdda
commit 0f36b273f1
1 changed files with 66 additions and 3 deletions
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69
.github/workflows/windows-build.yml vendored
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@@ -311,6 +311,62 @@ jobs:
}
}
function Ensure-LibXml2([string]$gtkLib, [string]$gtkBin, [string]$platform) {
# Projects explicitly link "libxml2.lib". Provide it.
$want = Join-Path $gtkLib "libxml2.lib"
if (Test-Path $want) { return }
# First: alias from common names shipped by different bundles.
Copy-AliasLib $gtkLib "libxml2.lib" @(
'^libxml2-2\.0\.lib$',
'^libxml2-2\.lib$',
'^libxml2_a\.lib$',
'^libxml2-static\.lib$',
'^xml2\.lib$',
'^libxml2.*\.lib$'
)
if (Test-Path $want) { return }
# Second: if only a DLL exists, generate an import library from it (gendef + lib.exe).
$dll = Get-ChildItem -Path $gtkBin -File -Filter "libxml2*.dll" | Sort-Object -Property Name | Select-Object -First 1
if (-not $dll) {
$dll = Get-ChildItem -Path $gtkBin -File -Filter "xml2*.dll" | Sort-Object -Property Name | Select-Object -First 1
}
if (-not $dll) {
throw "libxml2.lib missing and no libxml2 DLL found under $gtkBin"
}
$gendefExe = Get-ChildItem -Path "C:\gtk-build" -Recurse -File -Filter "gendef.exe" | Select-Object -First 1
if (-not $gendefExe) {
throw "gendef.exe not found under C:\gtk-build (gendef extraction failed?)"
}
$defPath = Join-Path $env:TEMP "libxml2.def"
$tmpLib = Join-Path $env:TEMP "libxml2.lib"
& $gendefExe.FullName $dll.FullName | Out-File -FilePath $defPath -Encoding ascii
$vsDevCmd = "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\Common7\Tools\VsDevCmd.bat"
if (-not (Test-Path $vsDevCmd)) { throw "VsDevCmd.bat not found at $vsDevCmd" }
$vcArch = if ($platform -eq "x64") { "amd64" } else { "x86" }
$machineOpt = if ($platform -eq "x64") { "X64" } else { "X86" }
$cmd = @(
"""$vsDevCmd"" -no_logo -arch=$vcArch -host_arch=$vcArch",
"lib /nologo /def:""$defPath"" /machine:$machineOpt /out:""$tmpLib"""
) -join " && "
cmd /c $cmd | Out-Host
if (-not (Test-Path $tmpLib)) {
throw "Failed to generate libxml2.lib from $($dll.Name)"
}
Copy-Item $tmpLib $want -Force
Write-Host "Generated libxml2.lib from $($dll.Name) => $want"
}
# ------------------------------------------
# GTK: Prefer prebuilt wingtk/gvsbuild GTK3 bundles.
# If missing for x86 (win32), build GTK3 via gvsbuild from source.
@@ -405,6 +461,9 @@ jobs:
# Ensure zlib.lib exists (some bundles name it differently or omit it).
Ensure-Zlib $gtkInc $gtkLib $wantPlat
# Ensure libxml2.lib exists (some bundles ship only DLL or different .lib name).
Ensure-LibXml2 $gtkLib $gtkBin $wantPlat
# Compatibility aliases for differing .lib names across bundles.
Copy-AliasLib $gtkLib "gtk-3.0.lib" @(
'^gtk-3-0\.lib$',
@@ -439,9 +498,6 @@ jobs:
Copy-AliasLib $gtkLib "ssleay32.lib" @('^libssl\.lib$', '^ssl\.lib$')
Copy-AliasLib $gtkLib "libeay32.lib" @('^libcrypto\.lib$', '^crypto\.lib$')
# libxml2 legacy name
Copy-AliasLib $gtkLib "libxml2.lib" @('^libxml2.*\.lib$')
# Persist GTK root for later steps.
"GTK_ROOT=$normRel" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
@@ -478,6 +534,13 @@ jobs:
exit /b 1
)
if not exist "%GTKROOT%\lib\libxml2.lib" (
echo Missing libxml2.lib under %GTKROOT%\lib
dir "%GTKROOT%\lib"
dir "%GTKROOT%\bin"
exit /b 1
)
set "PATH=%PERL_BIN%;%GTKROOT%\bin;%PATH%"
set "LIB=%GTKROOT%\lib;%LIB%"
set "INCLUDE=%GTKROOT%\include;%INCLUDE%"