1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include <cstdio> 6 #include <cstring> 7 8 #include "base/command_line.h" 9 #include "base/environment.h" 10 #include "base/file_util.h" 11 #include "base/logging.h" 12 #include "base/memory/scoped_ptr.h" 13 14 static const char kEvalCommand[] = "--eval-command"; 15 static const char kCommand[] = "--command"; 16 static const char kNaClIrt[] = "nacl-irt \""; 17 static const char kPass[] = "PASS"; 18 static const char kAttach[] = "target remote :4014"; 19 20 int main(int argc, char** argv) { 21 scoped_ptr<base::Environment> env(base::Environment::Create()); 22 std::string mock_nacl_gdb_file; 23 env->GetVar("MOCK_NACL_GDB", &mock_nacl_gdb_file); 24 CHECK_GE(argc, 5); 25 // First argument should be --eval-command. 26 CHECK_EQ(strcmp(argv[1], kEvalCommand), 0); 27 // Second argument should start with nacl-irt. 28 CHECK_GE(strlen(argv[2]), strlen(kNaClIrt)); 29 CHECK_EQ(strncmp(argv[2], kNaClIrt, strlen(kNaClIrt)), 0); 30 char* irt_file_name = strdup(&argv[2][strlen(kNaClIrt)]); 31 CHECK_GE(strlen(irt_file_name), 1u); 32 // Remove closing quote. 33 irt_file_name[strlen(irt_file_name) - 1] = 0; 34 FILE* irt_file = fopen(irt_file_name, "r"); 35 free(irt_file_name); 36 // nacl-irt parameter must be a file name. 37 PCHECK(irt_file); 38 fclose(irt_file); 39 CHECK_EQ(strcmp(argv[3], kEvalCommand), 0); 40 CHECK_EQ(strcmp(argv[4], kAttach), 0); 41 int i = 5; 42 // Skip additional --eval-command parameters. 43 while (i < argc) { 44 if (strcmp(argv[i], kEvalCommand) == 0) { 45 i += 2; 46 continue; 47 } 48 if (strcmp(argv[i], kCommand) == 0) { 49 // Command line shouldn't end with --command switch without value. 50 i += 2; 51 CHECK_LE(i, argc); 52 std::string nacl_gdb_script(argv[i - 1]); 53 base::WriteFile(base::FilePath::FromUTF8Unsafe(nacl_gdb_script), 54 kPass, strlen(kPass)); 55 continue; 56 } 57 // Unknown argument. 58 NOTREACHED() << "Invalid argument " << argv[i]; 59 } 60 CHECK_EQ(i, argc); 61 base::WriteFile(base::FilePath::FromUTF8Unsafe(mock_nacl_gdb_file), 62 kPass, strlen(kPass)); 63 return 0; 64 } 65
