Linux ip-172-26-7-228 5.4.0-1103-aws #111~18.04.1-Ubuntu SMP Tue May 23 20:04:10 UTC 2023 x86_64
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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")
, shebangExpr = /^#\!\s*(?:\/usr\/bin\/env)?\s*([^ \t]+)(.*)$/
function cmdShimIfExists (from, to, cb) {
fs.stat(from, function (er) {
if (er) return cb()
cmdShim(from, to, cb)
})
}
// Try to unlink, but ignore errors.
// Any problems will surface later.
function rm (path, cb) {
fs.unlink(path, function(er) {
cb()
})
}
function cmdShim (from, to, cb) {
fs.stat(from, function (er, stat) {
if (er)
return cb(er)
cmdShim_(from, to, cb)
})
}
function cmdShim_ (from, to, cb) {
var then = times(2, next, cb)
rm(to, then)
rm(to + ".cmd", then)
function next(er) {
writeShim(from, to, cb)
}
}
function writeShim (from, to, cb) {
// make a cmd file and a sh script
// First, check if the bin is a #! of some sort.
// If not, then assume it's something that'll be compiled, or some other
// sort of script, and just call it directly.
mkdir(path.dirname(to), function (er) {
if (er)
return cb(er)
fs.readFile(from, "utf8", function (er, data) {
if (er) return writeShim_(from, to, null, null, cb)
var firstLine = data.trim().split(/\r*\n/)[0]
, shebang = firstLine.match(shebangExpr)
if (!shebang) return writeShim_(from, to, null, null, cb)
var prog = shebang[1]
, args = shebang[2] || ""
return writeShim_(from, to, prog, args, cb)
})
})
}
function writeShim_ (from, to, prog, args, cb) {
var shTarget = path.relative(path.dirname(to), from)
, target = shTarget.split("/").join("\\")
, longProg
, shProg = prog && prog.split("\\").join("/")
, shLongProg
shTarget = shTarget.split("\\").join("/")
args = args || ""
if (!prog) {
prog = "\"%~dp0\\" + target + "\""
shProg = "\"$basedir/" + shTarget + "\""
args = ""
target = ""
shTarget = ""
} else {
longProg = "\"%~dp0\\" + prog + ".exe\""
shLongProg = "\"$basedir/" + prog + "\""
target = "\"%~dp0\\" + target + "\""
shTarget = "\"$basedir/" + shTarget + "\""
}
// @IF EXIST "%~dp0\node.exe" (
// "%~dp0\node.exe" "%~dp0\.\node_modules\npm\bin\npm-cli.js" %*
// ) ELSE (
// SETLOCAL
// SET PATHEXT=%PATHEXT:;.JS;=;%
// node "%~dp0\.\node_modules\npm\bin\npm-cli.js" %*
// )
var cmd
if (longProg) {
cmd = "@IF EXIST " + longProg + " (\r\n"
+ " " + longProg + " " + args + " " + target + " %*\r\n"
+ ") ELSE (\r\n"
+ " @SETLOCAL\r\n"
+ " @SET PATHEXT=%PATHEXT:;.JS;=;%\r\n"
+ " " + prog + " " + args + " " + target + " %*\r\n"
+ ")"
} else {
cmd = prog + " " + args + " " + target + " %*\r\n"
}
// #!/bin/sh
// basedir=`dirname "$0"`
//
// case `uname` in
// *CYGWIN*) basedir=`cygpath -w "$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"
if (shLongProg) {
sh = sh
+ "basedir=`dirname \"$0\"`\n"
+ "\n"
+ "case `uname` in\n"
+ " *CYGWIN*) basedir=`cygpath -w \"$basedir\"`;;\n"
+ "esac\n"
+ "\n"
sh = sh
+ "if [ -x "+shLongProg+" ]; then\n"
+ " " + shLongProg + " " + args + " " + shTarget + " \"$@\"\n"
+ " ret=$?\n"
+ "else \n"
+ " " + shProg + " " + args + " " + shTarget + " \"$@\"\n"
+ " ret=$?\n"
+ "fi\n"
+ "exit $ret\n"
} else {
sh = shProg + " " + args + " " + shTarget + " \"$@\"\n"
+ "exit $?\n"
}
var then = times(2, next, cb)
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(2, cb, cb)
fs.chmod(to, 0755, then)
fs.chmod(to + ".cmd", 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()
}
}
}
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