process: backport process/methods file

To ease future backports, create the process/methods file introduced in #19973. This commit just adds the JS functions that forward calls to C++ and does not change type checking. PR-URL: #21172 Reviewed-By: Joyee Cheung <[email protected]>

Author: targos

lib/internal/bootstrap/node.js

@@ -40,6 +40,7 @@
 NativeModule.require('internal/process/warning').setup();
 NativeModule.require('internal/process/next_tick').setup();
 NativeModule.require('internal/process/stdio').setup();
+NativeModule.require('internal/process/methods').setup();
 
 constperf=process.binding('performance');
 const{

lib/internal/process/methods.js

@@ -0,0 +1,65 @@
+'use strict';
+
+functionsetupProcessMethods(){
+// Non-POSIX platforms like Windows don't have certain methods.
+if(process.setgid!==undefined){
+setupPosixMethods();
+}
+
+const{chdir: _chdir,umask: _umask}=process;
+
+process.chdir=chdir;
+process.umask=umask;
+
+functionchdir(...args){
+return_chdir(...args);
+}
+
+functionumask(...args){
+return_umask(...args);
+}
+}
+
+functionsetupPosixMethods(){
+const{
+initgroups: _initgroups,
+setegid: _setegid,
+seteuid: _seteuid,
+setgid: _setgid,
+setuid: _setuid,
+setgroups: _setgroups
+}=process;
+
+process.initgroups=initgroups;
+process.setegid=setegid;
+process.seteuid=seteuid;
+process.setgid=setgid;
+process.setuid=setuid;
+process.setgroups=setgroups;
+
+functioninitgroups(...args){
+return_initgroups(...args);
+}
+
+functionsetegid(...args){
+return_setegid(...args);
+}
+
+functionseteuid(...args){
+return_seteuid(...args);
+}
+
+functionsetgid(...args){
+return_setgid(...args);
+}
+
+functionsetuid(...args){
+return_setuid(...args);
+}
+
+functionsetgroups(...args){
+return_setgroups(...args);
+}
+}
+
+exports.setup=setupProcessMethods;

node.gyp

@@ -120,6 +120,7 @@
 'lib/internal/net.js',
 'lib/internal/os.js',
 'lib/internal/process/esm_loader.js',
+'lib/internal/process/methods.js',
 'lib/internal/process/next_tick.js',
 'lib/internal/process/promises.js',
 'lib/internal/process/stdio.js',