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// On windows, create a .cmd file. // Read the #! in the file to see what it uses. The vast majority // of the time, this will be either: // "#!/usr/bin/env <prog> <args...>" // or: // "#!<prog> <args...>" // // Write a binroot/pkg.bin + ".cmd" file that has this line in it: // @<prog> <args...> %dp0%<target> %* module.exports = cmdShim cmdShim.ifExists = cmdShimIfExists var fs = require("graceful-fs") var mkdir = require("mkdirp") , path = require("path") , toBatchSyntax = require("./lib/to-batch-syntax") , shebangExpr = /^#\!\s*(?:\/usr\/bin\/env)?\s*([^ \t]+=[^ \t]+\s+)*\s*([^ \t]+)(.*)$/ function cmdShimIfExists (from, to, cb) { fs.stat(from, function (er) { if (er) return cb() cmdShim(from, to, cb) }) } // Try to unlink, but ignore errors. // Any problems will surface later. function rm (path, cb) { fs.unlink(path, function(er) { cb() }) } function cmdShim (from, to, cb) { fs.stat(from, function (er, stat) { if (er) return cb(er) cmdShim_(from, to, cb) }) } function cmdShim_ (from, to, cb) { var then = times(3, next, cb) rm(to, then) rm(to + ".cmd", then) rm(to + ".ps1", then) function next(er) { writeShim(from, to, cb) } } function writeShim (from, to, cb) { // make a cmd file and a sh script // First, check if the bin is a #! of some sort. // If not, then assume it's something that'll be compiled, or some other // sort of script, and just call it directly. mkdir(path.dirname(to), function (er) { if (er) return cb(er) fs.readFile(from, "utf8", function (er, data) { if (er) return writeShim_(from, to, null, null, null, cb) var firstLine = data.trim().split(/\r*\n/)[0] , shebang = firstLine.match(shebangExpr) if (!shebang) return writeShim_(from, to, null, null, null, cb) var vars = shebang[1] || "" , prog = shebang[2] , args = shebang[3] || "" return writeShim_(from, to, prog, args, vars, cb) }) }) } function writeShim_ (from, to, prog, args, variables, cb) { var shTarget = path.relative(path.dirname(to), from) , target = shTarget.split("/").join("\\") , longProg , shProg = prog && prog.split("\\").join("/") , shLongProg , pwshProg = shProg && "\"" + shProg + "$exe\"" , pwshLongProg shTarget = shTarget.split("\\").join("/") args = args || "" variables = variables || "" if (!prog) { prog = "\"%dp0%\\" + target + "\"" shProg = "\"$basedir/" + shTarget + "\"" pwshProg = shProg args = "" target = "" shTarget = "" } else { longProg = "\"%dp0%\\" + prog + ".exe\"" shLongProg = "\"$basedir/" + prog + "\"" pwshLongProg = "\"$basedir/" + prog + "$exe\"" target = "\"%dp0%\\" + target + "\"" shTarget = "\"$basedir/" + shTarget + "\"" } // @SETLOCAL // @CALL :find_dp0 // // @IF EXIST "%dp0%\node.exe" ( // @SET "_prog=%dp0%\node.exe" // ) ELSE ( // @SET "_prog=node" // @SET PATHEXT=%PATHEXT:;.JS;=;% // ) // // "%_prog%" "%dp0%\.\node_modules\npm\bin\npm-cli.js" %* // @ENDLOCAL // @EXIT /b %errorlevel% // // :find_dp0 // SET dp0=%~dp0 // EXIT /b // // Subroutine trick to fix https://github.com/npm/cmd-shim/issues/10 var head = '@ECHO off\r\n' + 'SETLOCAL\r\n' + 'CALL :find_dp0\r\n' var foot = 'ENDLOCAL\r\n' + 'EXIT /b %errorlevel%\r\n' + ':find_dp0\r\n' + 'SET dp0=%~dp0\r\n' + 'EXIT /b\r\n' var cmd if (longProg) { shLongProg = shLongProg.trim(); args = args.trim(); var variableDeclarationsAsBatch = toBatchSyntax.convertToSetCommands(variables) cmd = head + variableDeclarationsAsBatch + "\r\n" + "IF EXIST " + longProg + " (\r\n" + " SET \"_prog=" + longProg.replace(/(^")|("$)/g, '') + "\"\r\n" + ") ELSE (\r\n" + " SET \"_prog=" + prog.replace(/(^")|("$)/g, '') + "\"\r\n" + " SET PATHEXT=%PATHEXT:;.JS;=;%\r\n" + ")\r\n" + "\r\n" + "\"%_prog%\" " + args + " " + target + " %*\r\n" + foot } else { cmd = head + prog + " " + args + " " + target + " %*\r\n" + foot } // #!/bin/sh // basedir=`dirname "$0"` // // case `uname` in // *CYGWIN*|*MINGW*|*MSYS*) basedir=`cygpath -w "$basedir"`;; // esac // // if [ -x "$basedir/node.exe" ]; then // "$basedir/node.exe" "$basedir/node_modules/npm/bin/npm-cli.js" "$@" // ret=$? // else // node "$basedir/node_modules/npm/bin/npm-cli.js" "$@" // ret=$? // fi // exit $ret var sh = "#!/bin/sh\n" sh = sh + "basedir=$(dirname \"$(echo \"$0\" | sed -e 's,\\\\,/,g')\")\n" + "\n" + "case `uname` in\n" + " *CYGWIN*|*MINGW*|*MSYS*) basedir=`cygpath -w \"$basedir\"`;;\n" + "esac\n" + "\n" if (shLongProg) { sh = sh + "if [ -x "+shLongProg+" ]; then\n" + " " + variables + shLongProg + " " + args + " " + shTarget + " \"$@\"\n" + " ret=$?\n" + "else \n" + " " + variables + shProg + " " + args + " " + shTarget + " \"$@\"\n" + " ret=$?\n" + "fi\n" + "exit $ret\n" } else { sh = sh + shProg + " " + args + " " + shTarget + " \"$@\"\n" + "exit $?\n" } // #!/usr/bin/env pwsh // $basedir=Split-Path $MyInvocation.MyCommand.Definition -Parent // // $ret=0 // $exe = "" // if ($PSVersionTable.PSVersion -lt "6.0" -or $IsWindows) { // # Fix case when both the Windows and Linux builds of Node // # are installed in the same directory // $exe = ".exe" // } // if (Test-Path "$basedir/node") { // & "$basedir/node$exe" "$basedir/node_modules/npm/bin/npm-cli.js" $args // $ret=$LASTEXITCODE // } else { // & "node$exe" "$basedir/node_modules/npm/bin/npm-cli.js" $args // $ret=$LASTEXITCODE // } // exit $ret var pwsh = "#!/usr/bin/env pwsh\n" + "$basedir=Split-Path $MyInvocation.MyCommand.Definition -Parent\n" + "\n" + "$exe=\"\"\n" + "if ($PSVersionTable.PSVersion -lt \"6.0\" -or $IsWindows) {\n" + " # Fix case when both the Windows and Linux builds of Node\n" + " # are installed in the same directory\n" + " $exe=\".exe\"\n" + "}\n" if (shLongProg) { pwsh = pwsh + "$ret=0\n" + "if (Test-Path " + pwshLongProg + ") {\n" + " & " + pwshLongProg + " " + args + " " + shTarget + " $args\n" + " $ret=$LASTEXITCODE\n" + "} else {\n" + " & " + pwshProg + " " + args + " " + shTarget + " $args\n" + " $ret=$LASTEXITCODE\n" + "}\n" + "exit $ret\n" } else { pwsh = pwsh + "& " + pwshProg + " " + args + " " + shTarget + " $args\n" + "exit $LASTEXITCODE\n" } var then = times(3, next, cb) fs.writeFile(to + ".ps1", pwsh, "utf8", then) fs.writeFile(to + ".cmd", cmd, "utf8", then) fs.writeFile(to, sh, "utf8", then) function next () { chmodShim(to, cb) } } function chmodShim (to, cb) { var then = times(3, cb, cb) fs.chmod(to, "0755", then) fs.chmod(to + ".cmd", "0755", then) fs.chmod(to + ".ps1", "0755", then) } function times(n, ok, cb) { var errState = null return function(er) { if (!errState) { if (er) cb(errState = er) else if (--n === 0) ok() } } }