import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

toolkit/modules/subprocess/subprocess_shared_unix.js

@@ -0,0 +1,157 @@
+/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set sts=2 sw=2 et tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+"use strict";
+
+/* exported libc */
+
+const LIBC = OS.Constants.libc;
+
+const LIBC_CHOICES = ["libc.so", "libSystem.B.dylib", "a.out"];
+
+const unix = {
+  pid_t: ctypes.int32_t,
+
+  pollfd: new ctypes.StructType("pollfd", [
+    {"fd": ctypes.int},
+    {"events": ctypes.short},
+    {"revents": ctypes.short},
+  ]),
+
+  posix_spawn_file_actions_t: ctypes.uint8_t.array(
+    LIBC.OSFILE_SIZEOF_POSIX_SPAWN_FILE_ACTIONS_T),
+
+  WEXITSTATUS(status) {
+    return (status >> 8) & 0xff;
+  },
+
+  WTERMSIG(status) {
+    return status & 0x7f;
+  },
+};
+
+var libc = new Library("libc", LIBC_CHOICES, {
+  environ: [ctypes.char.ptr.ptr],
+
+  // Darwin-only.
+  _NSGetEnviron: [
+    ctypes.default_abi,
+    ctypes.char.ptr.ptr.ptr,
+  ],
+
+  chdir: [
+    ctypes.default_abi,
+    ctypes.int,
+    ctypes.char.ptr, /* path */
+  ],
+
+  close: [
+    ctypes.default_abi,
+    ctypes.int,
+    ctypes.int, /* fildes */
+  ],
+
+  fcntl: [
+    ctypes.default_abi,
+    ctypes.int,
+    ctypes.int, /* fildes */
+    ctypes.int, /* cmd */
+    ctypes.int, /* ... */
+  ],
+
+  getcwd: [
+    ctypes.default_abi,
+    ctypes.char.ptr,
+    ctypes.char.ptr, /* buf */
+    ctypes.size_t, /* size */
+  ],
+
+  kill: [
+    ctypes.default_abi,
+    ctypes.int,
+    unix.pid_t, /* pid */
+    ctypes.int, /* signal */
+  ],
+
+  pipe: [
+    ctypes.default_abi,
+    ctypes.int,
+    ctypes.int.array(2), /* pipefd */
+  ],
+
+  poll: [
+    ctypes.default_abi,
+    ctypes.int,
+    unix.pollfd.array(), /* fds */
+    ctypes.unsigned_int, /* nfds */
+    ctypes.int, /* timeout */
+  ],
+
+  posix_spawn: [
+    ctypes.default_abi,
+    ctypes.int,
+    unix.pid_t.ptr, /* pid */
+    ctypes.char.ptr, /* path */
+    unix.posix_spawn_file_actions_t.ptr, /* file_actions */
+    ctypes.voidptr_t, /* attrp */
+    ctypes.char.ptr.ptr, /* argv */
+    ctypes.char.ptr.ptr, /* envp */
+  ],
+
+  posix_spawn_file_actions_addclose: [
+    ctypes.default_abi,
+    ctypes.int,
+    unix.posix_spawn_file_actions_t.ptr, /* file_actions */
+    ctypes.int, /* fildes */
+  ],
+
+  posix_spawn_file_actions_adddup2: [
+    ctypes.default_abi,
+    ctypes.int,
+    unix.posix_spawn_file_actions_t.ptr, /* file_actions */
+    ctypes.int, /* fildes */
+    ctypes.int, /* newfildes */
+  ],
+
+  posix_spawn_file_actions_destroy: [
+    ctypes.default_abi,
+    ctypes.int,
+    unix.posix_spawn_file_actions_t.ptr, /* file_actions */
+  ],
+
+  posix_spawn_file_actions_init: [
+    ctypes.default_abi,
+    ctypes.int,
+    unix.posix_spawn_file_actions_t.ptr, /* file_actions */
+  ],
+
+  read: [
+    ctypes.default_abi,
+    ctypes.ssize_t,
+    ctypes.int, /* fildes */
+    ctypes.char.ptr, /* buf */
+    ctypes.size_t, /* nbyte */
+  ],
+
+  waitpid: [
+    ctypes.default_abi,
+    unix.pid_t,
+    unix.pid_t, /* pid */
+    ctypes.int.ptr, /* status */
+    ctypes.int, /* options */
+  ],
+
+  write: [
+    ctypes.default_abi,
+    ctypes.ssize_t,
+    ctypes.int, /* fildes */
+    ctypes.char.ptr, /* buf */
+    ctypes.size_t, /* nbyte */
+  ],
+});
+
+unix.Fd = function(fd) {
+  return ctypes.CDataFinalizer(ctypes.int(fd), libc.close);
+};