Add linux musl static graphics support
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geruipu committed
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@@ -72,6 +72,275 @@ function Copy-FirstExisting($Destination, [string[]]$Candidates) {
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throw "None of the expected files exist for ${Destination}: $($Candidates -join ', ')"
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}
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function Split-ParameterList($Parameters) {
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if ([string]::IsNullOrWhiteSpace($Parameters)) {
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return @()
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}
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$items = [System.Collections.Generic.List[string]]::new()
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$start = 0
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$depth = 0
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for ($i = 0; $i -lt $Parameters.Length; $i++) {
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$ch = $Parameters[$i]
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if ($ch -eq '[' -or $ch -eq '(' -or $ch -eq '<') {
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$depth++
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} elseif ($ch -eq ']' -or $ch -eq ')' -or $ch -eq '>') {
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if ($depth -gt 0) { $depth-- }
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} elseif ($ch -eq ',' -and $depth -eq 0) {
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$items.Add($Parameters.Substring($start, $i - $start).Trim())
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$start = $i + 1
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}
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}
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$items.Add($Parameters.Substring($start).Trim())
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return $items | Where-Object { $_ }
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}
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function Get-X86NativeParameterSize($Parameter) {
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$parameter = [regex]::Replace($Parameter, '/\*.*?\*/', '').Trim()
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$parameter = [regex]::Replace($parameter, '\[[^\]]+\]\s*', '').Trim()
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$parameter = [regex]::Replace($parameter, '\b(ref|out|in)\b\s*', '').Trim()
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if (-not $parameter) { return 0 }
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$parts = $parameter -split '\s+'
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if ($parts.Length -gt 1) {
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$type = ($parts[0..($parts.Length - 2)] -join ' ')
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} else {
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$type = $parts[0]
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}
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$type = $type.Trim()
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if ($script:X86GeneratedStructSizes -and $script:X86GeneratedStructSizes.ContainsKey($type)) {
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return $script:X86GeneratedStructSizes[$type]
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}
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if ($type.Contains('*') -or $type.EndsWith('[]') -or $type -eq 'String' -or $type -eq 'string' -or $type.EndsWith('Delegate')) {
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return 4
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}
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switch -Regex ($type) {
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'^(Int64|UInt64|long|ulong|Double|double)$' { return 8 }
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default { return 4 }
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}
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}
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function Align-X86Size($Size, $Alignment) {
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if ($Alignment -le 1) { return $Size }
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return [int]([Math]::Ceiling($Size / [double]$Alignment) * $Alignment)
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}
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function Get-X86ManagedTypeLayout($Type, $KnownSizes) {
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if ($Type.Contains('*') -or $Type.Contains('delegate*') -or $Type.EndsWith('[]') -or $Type.EndsWith('Delegate')) {
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return @{ Size = 4; Alignment = 4 }
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}
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switch -Regex ($Type) {
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'^(Byte|SByte|bool)$' { return @{ Size = 1; Alignment = 1 } }
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'^(Int16|UInt16|short|ushort|Char)$' { return @{ Size = 2; Alignment = 2 } }
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'^(Int64|UInt64|long|ulong|Double|double)$' { return @{ Size = 8; Alignment = 4 } }
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default {
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if ($KnownSizes.ContainsKey($Type)) {
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return @{ Size = $KnownSizes[$Type]; Alignment = 4 }
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}
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return @{ Size = 4; Alignment = 4 }
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}
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}
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}
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function Get-X86GeneratedStructSizes($BindingFiles) {
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$structFields = @{}
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foreach ($bindingFile in $BindingFiles) {
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$lines = Get-Content -Path $bindingFile
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$current = $null
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$depth = 0
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$includeStack = @($true)
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foreach ($line in $lines) {
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if ($line -match '^\s*#if\s+USE_LIBRARY_IMPORT\b') {
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$includeStack += $includeStack[-1]
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continue
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}
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if ($line -match '^\s*#else\b') {
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if ($includeStack.Count -gt 1) {
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$parentActive = $includeStack[-2]
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$includeStack[-1] = $parentActive -and (-not $includeStack[-1])
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}
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continue
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}
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if ($line -match '^\s*#endif\b') {
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if ($includeStack.Count -gt 1) {
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$includeStack = @($includeStack[0..($includeStack.Count - 2)])
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}
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continue
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}
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if (-not $includeStack[-1]) {
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continue
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}
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if (-not $current -and $line -match '\bstruct\s+([A-Za-z0-9_]+)\b') {
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$current = $Matches[1]
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$structFields[$current] = [System.Collections.Generic.List[string]]::new()
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$depth = ([regex]::Matches($line, '\{')).Count - ([regex]::Matches($line, '\}')).Count
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continue
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}
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if ($current) {
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if ($depth -eq 1 -and $line -match '^\s*public\s+(.+?)\s+[A-Za-z0-9_]+;\s*$') {
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$fieldType = ([regex]::Replace($Matches[1].Trim(), '#if.*$', '')).Trim()
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$structFields[$current].Add($fieldType)
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}
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$depth += ([regex]::Matches($line, '\{')).Count
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$depth -= ([regex]::Matches($line, '\}')).Count
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if ($depth -le 0) {
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$current = $null
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}
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}
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}
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}
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$sizes = @{}
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$pending = @($structFields.Keys)
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while ($pending.Count -gt 0) {
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$next = @()
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$progress = $false
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foreach ($name in $pending) {
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$offset = 0
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$maxAlign = 1
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$resolved = $true
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foreach ($fieldType in $structFields[$name]) {
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if ($structFields.ContainsKey($fieldType) -and -not $sizes.ContainsKey($fieldType)) {
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$resolved = $false
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break
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}
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$layout = Get-X86ManagedTypeLayout $fieldType $sizes
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$maxAlign = [Math]::Max($maxAlign, [Math]::Min($layout.Alignment, 4))
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$offset = Align-X86Size $offset ([Math]::Min($layout.Alignment, 4))
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$offset += $layout.Size
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}
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if ($resolved) {
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$sizes[$name] = Align-X86Size $offset $maxAlign
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$progress = $true
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} else {
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$next += $name
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}
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}
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if (-not $progress) { break }
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$pending = $next
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}
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return $sizes
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}
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function Get-X86PInvokeThunks($BindingFiles, $DefinedSymbols) {
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$thunks = @{}
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$signaturePattern = 'internal static (?:extern|partial)\s+.+?\s+((?:sk|gr|hb)_[A-Za-z0-9_]+)\s*\((.*?)\);'
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$script:X86GeneratedStructSizes = Get-X86GeneratedStructSizes $BindingFiles
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foreach ($bindingFile in $BindingFiles) {
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if (-not (Test-Path $bindingFile)) {
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throw "Missing binding file for win-x86 thunk generation: $bindingFile"
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}
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$content = Get-Content -Raw -Path $bindingFile
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foreach ($match in [regex]::Matches($content, $signaturePattern, [System.Text.RegularExpressions.RegexOptions]::Singleline)) {
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$symbol = "_$($match.Groups[1].Value)"
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if (-not $DefinedSymbols.ContainsKey($symbol)) {
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continue
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}
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$bytes = 0
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foreach ($parameter in Split-ParameterList $match.Groups[2].Value) {
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$bytes += Get-X86NativeParameterSize $parameter
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}
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$decorated = "${symbol}@${bytes}"
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$thunks[$decorated] = [pscustomobject]@{
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Symbol = $symbol
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Bytes = $bytes
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Decorated = $decorated
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}
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}
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}
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return $thunks.Values | Sort-Object Symbol, Bytes
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}
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function New-WinX86SkiaStdcallThunks([string[]]$InputLibraries, [string[]]$BindingFiles, $Destination) {
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if ($TargetCpu -ne "x86") {
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return
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}
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$llvmNm = Get-Command llvm-nm.exe -ErrorAction SilentlyContinue
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if (-not $llvmNm) {
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$llvmNm = Get-Command llvm-nm -ErrorAction SilentlyContinue
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}
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if (-not $llvmNm) {
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throw "Missing required command: llvm-nm"
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}
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Require-Command ml.exe
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Require-Command lib.exe
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$thunkDir = Join-Path $WorkDir "win-x86-skia-stdcall-thunks"
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New-Item -ItemType Directory -Path $thunkDir -Force | Out-Null
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$asmPath = Join-Path $thunkDir "skia_x86_stdcall_thunks.asm"
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$objPath = Join-Path $thunkDir "skia_x86_stdcall_thunks.obj"
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$definedSymbols = @{}
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foreach ($library in $InputLibraries) {
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& $llvmNm.Source --defined-only $library |
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ForEach-Object {
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if ($_ -match '\sT\s(_(?:sk|gr|hb)_[A-Za-z0-9_]+)$') {
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$definedSymbols[$Matches[1]] = $true
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}
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}
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}
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if (-not $definedSymbols.Count) {
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throw "No SkiaSharp/HarfBuzzSharp C API symbols found in $($InputLibraries -join ', ')"
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}
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$thunks = @(Get-X86PInvokeThunks $BindingFiles $definedSymbols)
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if (-not $thunks) {
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throw "No win-x86 stdcall thunks generated from $($BindingFiles -join ', ')"
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}
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$lines = [System.Collections.Generic.List[string]]::new()
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$lines.Add("OPTION CASEMAP:NONE")
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$lines.Add(".386")
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$lines.Add(".model flat")
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foreach ($symbol in ($thunks | Select-Object -ExpandProperty Symbol -Unique)) {
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$lines.Add("EXTERN ${symbol}:PROC")
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}
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$lines.Add("_TEXT SEGMENT")
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foreach ($thunk in $thunks) {
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$lines.Add("PUBLIC $($thunk.Decorated)")
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$lines.Add("$($thunk.Decorated) PROC")
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for ($offset = 0; $offset -lt $thunk.Bytes; $offset += 4) {
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$lines.Add(" push DWORD PTR [esp+$($thunk.Bytes)]")
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}
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$lines.Add(" call $($thunk.Symbol)")
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if ($thunk.Bytes -gt 0) {
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$lines.Add(" add esp, $($thunk.Bytes)")
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}
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$lines.Add(" ret $($thunk.Bytes)")
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$lines.Add("$($thunk.Decorated) ENDP")
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}
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$lines.Add("_TEXT ENDS")
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$lines.Add("END")
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Set-Content -Path $asmPath -Value $lines -Encoding ASCII
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& ml.exe /nologo /c /coff /safeseh /Fo$objPath $asmPath
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if ($LASTEXITCODE -ne 0) {
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throw "Failed to assemble win-x86 Skia stdcall thunks."
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}
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& lib.exe /nologo /out:$Destination $objPath
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if ($LASTEXITCODE -ne 0) {
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throw "Failed to archive win-x86 Skia stdcall thunks."
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}
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Write-Host "Wrote $Destination"
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}
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function Sync-SkiaSharp {
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$src = Join-Path $WorkDir "SkiaSharp-$SkiaSharpVersion"
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if (-not (Test-Path (Join-Path $src ".git"))) {
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@@ -146,7 +415,7 @@ skia_use_system_libpng = false
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skia_use_system_libwebp = false
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skia_use_system_zlib = false
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skia_use_vulkan = false
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skia_use_xps = false
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skia_use_xps = true
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extra_cflags = [ "-DSKIA_C_DLL" ]
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extra_cflags_cc = [ "/GR" ]
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"@ | Set-Content -Path (Join-Path $outDir "args.gn") -Encoding ASCII
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@@ -159,9 +428,12 @@ extra_cflags_cc = [ "/GR" ]
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Pop-Location
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}
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Copy-FirstExisting (Join-Path $OutputDir "skia.lib") @((Join-Path $outDir "skia.lib"), (Join-Path $outDir "obj\skia.lib"))
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Copy-FirstExisting (Join-Path $OutputDir "SkiaSharp.lib") @((Join-Path $outDir "SkiaSharp.lib"), (Join-Path $outDir "obj\SkiaSharp.lib"))
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Copy-FirstExisting (Join-Path $OutputDir "libHarfBuzzSharp.lib") @(
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$skiaLib = Join-Path $OutputDir "skia.lib"
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$skiaSharpLib = Join-Path $OutputDir "SkiaSharp.lib"
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$harfbuzzLib = Join-Path $OutputDir "libHarfBuzzSharp.lib"
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Copy-FirstExisting $skiaLib @((Join-Path $outDir "skia.lib"), (Join-Path $outDir "obj\skia.lib"))
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Copy-FirstExisting $skiaSharpLib @((Join-Path $outDir "SkiaSharp.lib"), (Join-Path $outDir "obj\SkiaSharp.lib"))
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Copy-FirstExisting $harfbuzzLib @(
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(Join-Path $outDir "libHarfBuzzSharp.lib"),
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(Join-Path $outDir "HarfBuzzSharp.lib"),
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(Join-Path $outDir "obj\libHarfBuzzSharp.lib"),
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@@ -169,6 +441,10 @@ extra_cflags_cc = [ "/GR" ]
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(Join-Path $outDir "obj\HarfBuzzSharp\libHarfBuzzSharp.lib"),
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(Join-Path $outDir "obj\HarfBuzzSharp\HarfBuzzSharp.lib")
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)
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New-WinX86SkiaStdcallThunks `
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-InputLibraries @($skiaLib, $skiaSharpLib, $harfbuzzLib) `
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-BindingFiles @((Join-Path $src "binding\SkiaSharp\SkiaApi.generated.cs"), (Join-Path $src "binding\HarfBuzzSharp\HarfBuzzApi.generated.cs")) `
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-Destination (Join-Path $OutputDir "skia_x86_stdcall_thunks.lib")
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}
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function Sync-Angle {
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