main.cpp revision 743883b570b200ff4d73d60798d63136f3e3d82e
1c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert/* 2c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert * Copyright (C) 2015 The Android Open Source Project 3c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert * 4c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert * Licensed under the Apache License, Version 2.0 (the "License"); 5c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert * you may not use this file except in compliance with the License. 6c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert * You may obtain a copy of the License at 7c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert * 8c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert * http://www.apache.org/licenses/LICENSE-2.0 9c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert * 10c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert * Unless required by applicable law or agreed to in writing, software 11c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert * distributed under the License is distributed on an "AS IS" BASIS, 12c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert * See the License for the specific language governing permissions and 14c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert * limitations under the License. 15c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert */ 16c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 17c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#define TRACE_TAG TRACE_ADB 18c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 19c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#include "sysdeps.h" 20c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 21c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#include <signal.h> 22c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#include <stdio.h> 23c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#include <stdlib.h> 24c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 25c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert// We only build the affinity WAR code for Linux. 26c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#if defined(__linux__) 27c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#include <sched.h> 28c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#endif 29c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 30c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#include "base/file.h" 31c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#include "base/logging.h" 32c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#include "base/stringprintf.h" 33c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 34c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#include "adb.h" 35c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#include "adb_auth.h" 36c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#include "adb_listeners.h" 37c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#include "transport.h" 38c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 39c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#if defined(WORKAROUND_BUG6558362) && defined(__linux__) 40c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albertstatic const bool kWorkaroundBug6558362 = true; 41c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#else 42c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albertstatic const bool kWorkaroundBug6558362 = false; 43c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#endif 44c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 45c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albertstatic void adb_workaround_affinity(void) { 46c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#if defined(__linux__) 47c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert const char affinity_env[] = "ADB_CPU_AFFINITY_BUG6558362"; 48c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert const char* cpunum_str = getenv(affinity_env); 49c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert if (cpunum_str == nullptr || *cpunum_str == '\0') { 50c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert return; 51c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert } 52c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 53c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert char* strtol_res; 54c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert int cpu_num = strtol(cpunum_str, &strtol_res, 0); 55c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert if (*strtol_res != '\0') { 56c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert fatal("bad number (%s) in env var %s. Expecting 0..n.\n", cpunum_str, 57c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert affinity_env); 58c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert } 59c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 60c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert cpu_set_t cpu_set; 61c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert sched_getaffinity(0, sizeof(cpu_set), &cpu_set); 62c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert D("orig cpu_set[0]=0x%08lx\n", cpu_set.__bits[0]); 63c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 64c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert CPU_ZERO(&cpu_set); 65c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert CPU_SET(cpu_num, &cpu_set); 66c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert sched_setaffinity(0, sizeof(cpu_set), &cpu_set); 67c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 68c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert sched_getaffinity(0, sizeof(cpu_set), &cpu_set); 69c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert D("new cpu_set[0]=0x%08lx\n", cpu_set.__bits[0]); 70c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#else 71c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert // No workaround was ever implemented for the other platforms. 72c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#endif 73c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert} 74c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 75c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#if defined(_WIN32) 76c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albertstatic const char kNullFileName[] = "NUL"; 77c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 78c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albertstatic BOOL WINAPI ctrlc_handler(DWORD type) { 79c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert exit(STATUS_CONTROL_C_EXIT); 80c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert return TRUE; 81c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert} 82c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 83c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albertstatic std::string GetLogFilePath() { 84c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert const char log_name[] = "adb.log"; 85cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low WCHAR temp_path[MAX_PATH]; 86c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 87c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert // https://msdn.microsoft.com/en-us/library/windows/desktop/aa364992%28v=vs.85%29.aspx 88cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low DWORD nchars = GetTempPathW(arraysize(temp_path), temp_path); 89cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low if ((nchars >= arraysize(temp_path)) || (nchars == 0)) { 90cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low // If string truncation or some other error. 91155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low fatal("cannot retrieve temporary file path: %s\n", 92155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low SystemErrorCodeToString(GetLastError()).c_str()); 93c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert } 94c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 95cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low return narrow(temp_path) + log_name; 96c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert} 97c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#else 98c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albertstatic const char kNullFileName[] = "/dev/null"; 99c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 100c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albertstatic std::string GetLogFilePath() { 101c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert return std::string("/tmp/adb.log"); 102c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert} 103c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#endif 104c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 105c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albertstatic void close_stdin() { 106c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert int fd = unix_open(kNullFileName, O_RDONLY); 107155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low if (fd == -1) { 108155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low fatal("cannot open '%s': %s", kNullFileName, strerror(errno)); 109155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low } 110155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low if (dup2(fd, STDIN_FILENO) == -1) { 111155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low fatal("cannot redirect stdin: %s", strerror(errno)); 112155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low } 113d0f66c361641dc30162877ee3e4b4690d6833442Spencer Low unix_close(fd); 114c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert} 115c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 116c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albertstatic void setup_daemon_logging(void) { 117155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low const std::string log_file_path(GetLogFilePath()); 118155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low int fd = unix_open(log_file_path.c_str(), O_WRONLY | O_CREAT | O_APPEND, 119c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 0640); 120c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert if (fd == -1) { 121155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low fatal("cannot open '%s': %s", log_file_path.c_str(), strerror(errno)); 122155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low } 123155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low if (dup2(fd, STDOUT_FILENO) == -1) { 124155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low fatal("cannot redirect stdout: %s", strerror(errno)); 125155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low } 126155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low if (dup2(fd, STDERR_FILENO) == -1) { 127155159c545ee1a6d8e3cbea866ea66096f4db5f3Spencer Low fatal("cannot redirect stderr: %s", strerror(errno)); 128c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert } 129d0f66c361641dc30162877ee3e4b4690d6833442Spencer Low unix_close(fd); 130d0f66c361641dc30162877ee3e4b4690d6833442Spencer Low 131d0f66c361641dc30162877ee3e4b4690d6833442Spencer Low#ifdef _WIN32 132d0f66c361641dc30162877ee3e4b4690d6833442Spencer Low // On Windows, stderr is buffered by default, so switch to non-buffered 133d0f66c361641dc30162877ee3e4b4690d6833442Spencer Low // to match Linux. 134d0f66c361641dc30162877ee3e4b4690d6833442Spencer Low setvbuf(stderr, NULL, _IONBF, 0); 135d0f66c361641dc30162877ee3e4b4690d6833442Spencer Low#endif 136c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert fprintf(stderr, "--- adb starting (pid %d) ---\n", getpid()); 137743883b570b200ff4d73d60798d63136f3e3d82eSiva Velusamy LOG(INFO) << adb_version(); 138c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert} 139c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 1409f2d1a9cfc04e1d5970823da1878097288a9a9cdSiva Velusamyint adb_main(int is_daemon, int server_port, int ack_reply_fd) { 141c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#if defined(_WIN32) 142c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert SetConsoleCtrlHandler(ctrlc_handler, TRUE); 143c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#else 144c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert signal(SIGPIPE, SIG_IGN); 145c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#endif 146c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 147c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert init_transport_registration(); 148c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 149c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert if (kWorkaroundBug6558362 && is_daemon) { 150c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert adb_workaround_affinity(); 151c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert } 152c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 153c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert usb_init(); 154c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert local_init(DEFAULT_ADB_LOCAL_TRANSPORT_PORT); 155c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert adb_auth_init(); 156c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 1575200c6670f041550c23821fec8e8e49b30ef6d29Spencer Low std::string error; 158c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert std::string local_name = android::base::StringPrintf("tcp:%d", server_port); 1595200c6670f041550c23821fec8e8e49b30ef6d29Spencer Low if (install_listener(local_name, "*smartsocket*", nullptr, 0, &error)) { 160bf7c605d87f87c03066c384cecb0f0c91aa31403Spencer Low fatal("could not install *smartsocket* listener: %s", error.c_str()); 161c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert } 162c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 1639f2d1a9cfc04e1d5970823da1878097288a9a9cdSiva Velusamy // Inform our parent that we are up and running. 164c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert if (is_daemon) { 165c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#if defined(_WIN32) 1665c398d2ce96150e94e596e959bfe2246b94de660Spencer Low const HANDLE ack_reply_handle = cast_int_to_handle(ack_reply_fd); 1675c398d2ce96150e94e596e959bfe2246b94de660Spencer Low const CHAR ack[] = "OK\n"; 1685c398d2ce96150e94e596e959bfe2246b94de660Spencer Low const DWORD bytes_to_write = arraysize(ack) - 1; 1695c398d2ce96150e94e596e959bfe2246b94de660Spencer Low DWORD written = 0; 1705c398d2ce96150e94e596e959bfe2246b94de660Spencer Low if (!WriteFile(ack_reply_handle, ack, bytes_to_write, &written, NULL)) { 1715c398d2ce96150e94e596e959bfe2246b94de660Spencer Low fatal("adb: cannot write ACK to handle 0x%p: %s", ack_reply_handle, 1725c398d2ce96150e94e596e959bfe2246b94de660Spencer Low SystemErrorCodeToString(GetLastError()).c_str()); 1735c398d2ce96150e94e596e959bfe2246b94de660Spencer Low } 1745c398d2ce96150e94e596e959bfe2246b94de660Spencer Low if (written != bytes_to_write) { 1755c398d2ce96150e94e596e959bfe2246b94de660Spencer Low fatal("adb: cannot write %lu bytes of ACK: only wrote %lu bytes", 1765c398d2ce96150e94e596e959bfe2246b94de660Spencer Low bytes_to_write, written); 1775c398d2ce96150e94e596e959bfe2246b94de660Spencer Low } 1785c398d2ce96150e94e596e959bfe2246b94de660Spencer Low CloseHandle(ack_reply_handle); 1795c398d2ce96150e94e596e959bfe2246b94de660Spencer Low#else 1809f2d1a9cfc04e1d5970823da1878097288a9a9cdSiva Velusamy // TODO(danalbert): Can't use SendOkay because we're sending "OK\n", not 1819f2d1a9cfc04e1d5970823da1878097288a9a9cdSiva Velusamy // "OKAY". 182f18fc0879be9cd506be6b1e051feb543b0746bdbSpencer Low if (!android::base::WriteStringToFd("OK\n", ack_reply_fd)) { 183f18fc0879be9cd506be6b1e051feb543b0746bdbSpencer Low fatal_errno("error writing ACK to fd %d", ack_reply_fd); 184f18fc0879be9cd506be6b1e051feb543b0746bdbSpencer Low } 1855c398d2ce96150e94e596e959bfe2246b94de660Spencer Low unix_close(ack_reply_fd); 186c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert#endif 187c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert close_stdin(); 188c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert setup_daemon_logging(); 189c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert } 190c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 191c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert D("Event loop starting\n"); 192c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert fdevent_loop(); 193c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 194c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert return 0; 195c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert} 196c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert 197cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low#ifdef _WIN32 198cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Lowstatic bool _argv_is_utf8 = false; 199cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low#endif 200cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low 201c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albertint main(int argc, char** argv) { 202cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low#ifdef _WIN32 203cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low if (!_argv_is_utf8) { 204cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low fatal("_argv_is_utf8 is not set, suggesting that wmain was not " 205cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low "called. Did you forget to link with -municode?"); 206cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low } 207cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low#endif 208cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low 209c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert adb_sysdeps_init(); 2109313c0df20d7cc8ea6a074a3d53022c4b3b5ea05Dan Albert adb_trace_init(argv); 211c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert return adb_commandline(argc - 1, const_cast<const char**>(argv + 1)); 212c89e0ccd40624e8b2ce30d425e8bed0264fae548Dan Albert} 213cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low 214cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low#ifdef _WIN32 215cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low 216cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Lowextern "C" 217cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Lowint wmain(int argc, wchar_t **argv) { 218cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low // Set diagnostic flag to try to detect if the build system was not 219cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low // configured to call wmain. 220cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low _argv_is_utf8 = true; 221cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low 222cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low // Convert args from UTF-16 to UTF-8 and pass that to main(). 223cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low NarrowArgs narrow_args(argc, argv); 224cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low return main(argc, narrow_args.data()); 225cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low} 226cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low 227cf4ff64f2d3cdc4ffa2f06e594d18a965f591a82Spencer Low#endif 228