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-rw-r--r--lldb/source/Host/macosx/launcherXPCService/main.mm278
1 files changed, 0 insertions, 278 deletions
diff --git a/lldb/source/Host/macosx/launcherXPCService/main.mm b/lldb/source/Host/macosx/launcherXPCService/main.mm
deleted file mode 100644
index 3dc5e2c3f1a..00000000000
--- a/lldb/source/Host/macosx/launcherXPCService/main.mm
+++ /dev/null
@@ -1,278 +0,0 @@
-//
-// main.m
-// Used in both LauncherXPCService and LaunchRootXPCService targets
-//
-// Copyright (c) 2012 Apple Inc. All rights reserved.
-//
-#include <AvailabilityMacros.h>
-
-#if !defined(MAC_OS_X_VERSION_10_7) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7
-#define BUILDING_ON_SNOW_LEOPARD 1
-#endif
-
-#if !BUILDING_ON_SNOW_LEOPARD
-#define __XPC_PRIVATE_H__
-#include <xpc/xpc.h>
-#include <spawn.h>
-#include <signal.h>
-#include <assert.h>
-#include <sys/errno.h>
-#include "LauncherXPCService.h"
-
-// Declaration. Returns 0 if successful.
-int _validate_authorization(xpc_object_t message);
-
-// Returns 0 if successful.
-int
-_setup_posixspawn_attributes_file_actions(xpc_object_t message, posix_spawnattr_t *attr, posix_spawn_file_actions_t *file_actions)
-{
- *attr = 0;
-
- int errorCode = posix_spawnattr_init(attr);
- if (errorCode)
- return errorCode;
-
- cpu_type_t cpuType = (cpu_type_t)xpc_dictionary_get_int64(message, LauncherXPCServiceCPUTypeKey);
- if (cpuType == -2)
- {
- cpuType= CPU_TYPE_ANY;
- }
- size_t realCount;
- errorCode = posix_spawnattr_setbinpref_np(attr, 1, &cpuType, &realCount);
- if (errorCode)
- return errorCode;
-
- sigset_t no_signals;
- sigset_t all_signals;
- sigemptyset (&no_signals);
- sigfillset (&all_signals);
- posix_spawnattr_setsigmask(attr, &no_signals);
- posix_spawnattr_setsigdefault(attr, &all_signals);
-
- short flags = xpc_dictionary_get_int64(message, LauncherXPCServicePosixspawnFlagsKey);
- errorCode = posix_spawnattr_setflags(attr, flags);
- if (errorCode)
- return errorCode;
-
- // Setup any file actions.
- errorCode = posix_spawn_file_actions_init(file_actions);
- if (errorCode)
- return errorCode;
-
- const char *path = xpc_dictionary_get_string(message, LauncherXPCServiceStdInPathKeyKey);
- if (path)
- {
- errorCode = posix_spawn_file_actions_addopen(file_actions, STDIN_FILENO, path, O_NOCTTY | O_RDONLY, 0);
- }
- else
- {
- errorCode = posix_spawn_file_actions_addclose(file_actions, STDIN_FILENO);
- }
- if (errorCode)
- return errorCode;
-
- path = xpc_dictionary_get_string(message, LauncherXPCServiceStdOutPathKeyKey);
- if (path)
- {
- errorCode = posix_spawn_file_actions_addopen(file_actions, STDOUT_FILENO, path, O_NOCTTY | O_CREAT | O_WRONLY, 0640);
- }
- else
- {
- errorCode = posix_spawn_file_actions_addclose(file_actions, STDOUT_FILENO);
- }
- if (errorCode)
- return errorCode;
-
- path = xpc_dictionary_get_string(message, LauncherXPCServiceStdErrPathKeyKey);
- if (path)
- {
- errorCode = posix_spawn_file_actions_addopen(file_actions, STDERR_FILENO, path, O_NOCTTY | O_CREAT | O_RDWR, 0640);
- }
- else
- {
- errorCode = posix_spawn_file_actions_addclose(file_actions, STDERR_FILENO);
- }
-
- return errorCode;
-}
-
-bool
-extract_args(xpc_object_t message, const char *prefix, const char ***argsOut)
-{
- char buf[50]; // long enough for 'argXXX'
- memset(buf, 0, 50);
- sprintf(buf, "%sCount", prefix);
- int argsCount = (int)xpc_dictionary_get_int64(message, buf);
- if (argsCount == 0)
- {
- return true;
- }
-
- const char **argsp = NULL;
- argsp = (const char **)malloc((argsCount+1) * sizeof(argsp[0]));
- if (argsp == NULL)
- {
- return false;
- }
-
- for (int i=0; i<argsCount; i++)
- {
- memset(buf, 0, 50);
- sprintf(buf, "%s%i", prefix, i);
- const char *arg = xpc_dictionary_get_string(message, buf);
- argsp[i] = arg;
- }
- argsp[argsCount] = NULL;
-
- *argsOut = argsp;
- return true;
-}
-
-// Returns 0 if successful.
-int
-get_args(xpc_object_t message, const char **path, const char ***argsOut, const char ***envOut)
-{
- if (!extract_args(message, LauncherXPCServiceArgPrefxKey, argsOut))
- {
- return 1;
- }
- if (path && argsOut && *argsOut)
- {
- *path = (*argsOut)[0];
- }
-
- if (!extract_args(message, LauncherXPCServiceEnvPrefxKey, envOut))
- {
- return 2;
- }
-
- return 0;
-}
-
-void
-_wait_for_child_exit(pid_t childPID)
-{
- dispatch_queue_t queue = dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0);
- dispatch_source_t source = dispatch_source_create(DISPATCH_SOURCE_TYPE_PROC, childPID, DISPATCH_PROC_EXIT, queue);
-
- if (source) {
- dispatch_source_set_cancel_handler(source, ^{
- dispatch_release(source);
- });
-
- dispatch_source_set_event_handler(source, ^{
-
- // Either finding the process was successful, or the process disappeared before libdispatch got around to hooking up the source.
- dispatch_source_cancel(source);
-
- int status, ret;
- do
- {
- ret = waitpid(childPID, &status, 0);
- } while (ret < 0 && errno == EINTR);
-
- });
- dispatch_resume(source);
- }
-}
-
-static void
-launcherXPC_peer_event_handler(xpc_connection_t peer, xpc_object_t event)
-{
- xpc_type_t type = xpc_get_type(event);
- if (type == XPC_TYPE_ERROR)
- {
- if (event == XPC_ERROR_CONNECTION_INVALID)
- {
- // The client process on the other end of the connection has either
- // crashed or cancelled the connection. After receiving this error,
- // the connection is in an invalid state, and you do not need to
- // call xpc_connection_cancel(). Just tear down any associated state
- // here.
- }
- else if (event == XPC_ERROR_TERMINATION_IMMINENT)
- {
- // Handle per-connection termination cleanup.
- }
- }
- else
- {
- assert(type == XPC_TYPE_DICTIONARY);
- // Handle the message.
-
- pid_t childPID = 0;
- posix_spawn_file_actions_t file_actions;
- posix_spawnattr_t attributes;
-
- /*
- Types of error. Error code will be specific to each type.
- 100 - authorization failure
- 101 - posixspawn attributes problem
- 102 - get args/env problem
- 103 - posixspawn problem
- */
- int errorType = 100;
- int errorCode = _validate_authorization(event);
- if (!errorCode)
- {
- errorType = 101;
- errorCode = _setup_posixspawn_attributes_file_actions(event, &attributes, &file_actions);
- if (!errorCode) {
- const char *path = NULL;
- const char **argvp = NULL;
- const char **envp = NULL;
- errorType = 102;
- errorCode = get_args(event, &path, &argvp, &envp);
- if (!errorCode)
- {
- errorType = 103;
- errorCode = posix_spawn(&childPID, path, &file_actions, &attributes, (char * const *)argvp, (char * const *)envp);
-
- if (errorCode == 0)
- {
- _wait_for_child_exit(childPID);
- }
- }
- if (argvp)
- free(argvp);
- if (envp)
- free(envp);
- }
- }
-
- xpc_object_t reply = xpc_dictionary_create_reply(event);
-
- xpc_dictionary_set_int64(reply, LauncherXPCServiceChildPIDKey, childPID);
- if (!childPID)
- {
- xpc_dictionary_set_int64(reply, LauncherXPCServiceErrorTypeKey, errorType);
- xpc_dictionary_set_int64(reply, LauncherXPCServiceCodeTypeKey, errorCode);
- }
-
- xpc_connection_send_message(peer, reply);
- xpc_release(reply);
- }
-}
-
-static void
-launcherXPC_event_handler(xpc_connection_t peer)
-{
- // By defaults, new connections will target the default dispatch
- // concurrent queue.
- xpc_connection_set_event_handler(peer, ^(xpc_object_t event) {
- launcherXPC_peer_event_handler(peer, event);
- });
-
- // This will tell the connection to begin listening for events. If you
- // have some other initialization that must be done asynchronously, then
- // you can defer this call until after that initialization is done.
- xpc_connection_resume(peer);
-}
-
-int
-main(int argc, const char *argv[])
-{
- xpc_main(launcherXPC_event_handler);
- return 0;
-}
-#endif
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