mirror of
https://github.com/oven-sh/bun
synced 2026-02-09 10:28:47 +00:00
103 lines
3.1 KiB
PowerShell
103 lines
3.1 KiB
PowerShell
param(
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[switch]$Baseline = $false
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)
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if ($ENV:BUN_DEV_ENV_SET -eq "Baseline=True") {
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$Baseline = $true
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}
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$ErrorActionPreference = 'Stop' # Setting strict mode, similar to 'set -euo pipefail' in bash
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# this is the environment script for building bun's dependencies
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# it sets c compiler and flags
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$ScriptDir = Split-Path -Path $MyInvocation.MyCommand.Definition -Parent
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if ($env:VSINSTALLDIR -eq $null) {
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Write-Host "Loading Visual Studio environment, this may take a second..."
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$vswhere = "C:\Program Files (x86)\Microsoft Visual Studio\Installer\vswhere.exe"
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if (!(Test-Path $vswhere)) {
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throw "Visual Studio installer directory not found."
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}
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$vsDir = (& $vswhere -prerelease -latest -property installationPath)
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if ($vsDir -eq $null) {
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throw "Visual Studio directory not found."
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}
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Push-Location $vsDir
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try {
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Import-Module 'C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\Common7\Tools\Microsoft.VisualStudio.DevShell.dll'
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Enter-VsDevShell -VsInstallPath 'C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools' -DevCmdArguments '-arch=x64 -host_arch=x64'
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} catch {
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$launchps = (Join-Path -Path $vsDir -ChildPath "Common7\Tools\Launch-VsDevShell.ps1")
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. $launchps -Arch amd64 -HostArch amd64
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} finally { Pop-Location }
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}
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if($Env:VSCMD_ARG_TGT_ARCH -eq "x86") {
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# Please do not try to compile Bun for 32 bit. It will not work. I promise.
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throw "Visual Studio environment is targetting 32 bit. This configuration is definetly a mistake."
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}
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$ENV:BUN_DEV_ENV_SET = "Baseline=$Baseline";
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$BUN_BASE_DIR = if ($env:BUN_BASE_DIR) { $env:BUN_BASE_DIR } else { Join-Path $ScriptDir '..' }
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$BUN_DEPS_DIR = if ($env:BUN_DEPS_DIR) { $env:BUN_DEPS_DIR } else { Join-Path $BUN_BASE_DIR 'src\deps' }
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$BUN_DEPS_OUT_DIR = if ($env:BUN_DEPS_OUT_DIR) { $env:BUN_DEPS_OUT_DIR } else { $BUN_DEPS_DIR }
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$CPUS = if ($env:CPUS) { $env:CPUS } else { (Get-CimInstance -Class Win32_Processor).NumberOfCores }
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$CC = "clang-cl"
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$CXX = "clang-cl"
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$CFLAGS = '/O2'
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# $CFLAGS = '/O2 /MT'
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$CXXFLAGS = '/O2'
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# $CXXFLAGS = '/O2 /MT'
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$CPU_NAME = if ($Baseline) { "nehalem" } else { "haswell" };
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$CFLAGS += " -march=${CPU_NAME}"
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$CXXFLAGS += " -march=${CPU_NAME}"
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$CMAKE_FLAGS = @(
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"-GNinja",
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"-DCMAKE_BUILD_TYPE=Release",
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"-DCMAKE_C_COMPILER=$CC",
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"-DCMAKE_CXX_COMPILER=$CXX",
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"-DCMAKE_C_FLAGS=$CFLAGS",
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"-DCMAKE_CXX_FLAGS=$CXXFLAGS"
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)
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$env:CC = "clang-cl"
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$env:CXX = "clang-cl"
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$env:CFLAGS = $CFLAGS
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$env:CXXFLAGS = $CXXFLAGS
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$env:CPUS = $CPUS
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if ($Baseline) {
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$CMAKE_FLAGS += "-DUSE_BASELINE_BUILD=ON"
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}
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$null = New-Item -ItemType Directory -Force -Path $BUN_DEPS_OUT_DIR
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function Run() {
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# A handy way to run a command, and automatically throw an error if the
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# exit code is non-zero.
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if ($args.Count -eq 0) {
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throw "Must supply some arguments."
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}
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$command = $args[0]
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$commandArgs = @()
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if ($args.Count -gt 1) {
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$commandArgs = @($args[1..($args.Count - 1)] | % {$_})
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}
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write-host "> $command $commandArgs"
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& $command $commandArgs
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$result = $LASTEXITCODE
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if ($result -ne 0) {
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throw "$command $commandArgs exited with code $result."
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}
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}
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