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| 1 // Copyright (c) 2011 The Native Client 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 #include "debugger/base/debug_command_line.h" | |
| 5 #include <stdio.h> | |
| 6 #include <stdlib.h> | |
| 7 #include <string.h> | |
| 8 | |
| 9 #ifdef _WIN32 | |
| 10 #pragma warning(disable : 4996) // Disable sscanf warning. | |
| 11 #endif | |
| 12 | |
| 13 namespace { | |
| 14 /// Prepends '-' if |name| has one '-' at the front. | |
| 15 std::string NormalizeSwitchName(const std::string& name) { | |
| 16 std::string result = name; | |
| 17 if (name.size() > 1) | |
| 18 if ((name[0] == '-') && (name[1] != '-')) | |
| 19 result = std::string("-") + result; | |
| 20 return result; | |
| 21 } | |
| 22 | |
| 23 /// Prepends '-' one at a time until the name has two -- at the front. | |
| 24 std::string CreateSwitchName(const std::string& name) { | |
| 25 std::string result = name; | |
| 26 while (0 != strncmp(result.c_str(), "--", 2)) { | |
| 27 result = std::string("-") + result; | |
| 28 } | |
| 29 return result; | |
| 30 } | |
| 31 | |
| 32 bool HasWhiteSpace(const std::string& str) { | |
| 33 for (size_t i = 0; i < str.size(); i++) { | |
| 34 if (isspace(str[i])) | |
| 35 return true; | |
| 36 } | |
| 37 return false; | |
| 38 } | |
| 39 } // namespace | |
| 40 | |
| 41 namespace debug { | |
| 42 CommandLine::CommandLine(int argc, char* argv[]) { | |
| 43 for (int i = 0; i < argc; i++) { | |
| 44 std::string value; | |
| 45 if (NULL != argv[i]) | |
| 46 value = argv[i]; | |
| 47 argv_.push_back(value); | |
| 48 } | |
| 49 } | |
| 50 | |
| 51 CommandLine::CommandLine(const std::string& command_line) { | |
| 52 std::string token; | |
| 53 bool in_quote = false; | |
| 54 for (size_t i = 0; i < command_line.size(); i++) { | |
| 55 char c = command_line[i]; | |
| 56 if (in_quote) { | |
| 57 if ('"' == c) { | |
| 58 in_quote = false; | |
| 59 argv_.push_back(token); | |
| 60 token.clear(); | |
| 61 } else { | |
| 62 token.push_back(c); | |
| 63 } | |
| 64 } else if (isspace(c)) { | |
| 65 if (token.size() > 0) | |
| 66 argv_.push_back(token); | |
| 67 token.clear(); | |
| 68 } else if (('"' == c) && (token.size() == 0)) { | |
| 69 in_quote = true; | |
| 70 } else { | |
| 71 token.push_back(c); | |
| 72 } | |
| 73 } | |
| 74 if (token.size() > 0) | |
| 75 argv_.push_back(token); | |
| 76 } | |
| 77 | |
| 78 CommandLine::~CommandLine() {} | |
| 79 | |
| 80 size_t CommandLine::GetParametersNum() const { | |
| 81 return argv_.size() > 0 ? argv_.size() - 1 : 0; | |
| 82 } | |
| 83 | |
| 84 std::string CommandLine::GetParameter(size_t pos) const { | |
| 85 if (argv_.size() > (pos + 1)) | |
| 86 return argv_[pos + 1]; | |
| 87 return ""; | |
| 88 } | |
| 89 | |
| 90 std::string CommandLine::GetProgramName() const { | |
| 91 if (argv_.size() > 0) | |
| 92 return argv_[0]; | |
| 93 return ""; | |
| 94 } | |
| 95 | |
| 96 std::string CommandLine::ToString() const { | |
| 97 std::string str; | |
| 98 for (size_t i = 0; i < argv_.size(); i++) { | |
| 99 if (i > 0) | |
| 100 str += " "; | |
| 101 if (HasWhiteSpace(argv_[i])) { | |
| 102 str += "\""; | |
| 103 str += argv_[i]; | |
| 104 str += "\""; | |
| 105 } else { | |
| 106 str += argv_[i]; | |
| 107 } | |
| 108 } | |
| 109 return str; | |
| 110 } | |
| 111 | |
| 112 std::string CommandLine::GetStringSwitch( | |
| 113 const std::string& name, | |
| 114 const std::string& default_value) const { | |
| 115 for (size_t i = 1; (i + 1) < argv_.size(); i++) | |
| 116 if (NormalizeSwitchName(argv_[i]) == CreateSwitchName(name)) | |
| 117 return argv_[i + 1]; | |
| 118 return default_value; | |
| 119 } | |
| 120 | |
| 121 int CommandLine::GetIntSwitch(const std::string& name, | |
| 122 int default_value) const { | |
| 123 std::string str = GetStringSwitch(name, ""); | |
| 124 if (0 != str.size()) | |
| 125 return atoi(str.c_str()); | |
| 126 return default_value; | |
| 127 } | |
| 128 | |
| 129 void* CommandLine::GetAddrSwitch(const std::string& name) const { | |
| 130 void* ptr = NULL; | |
| 131 std::string str = GetStringSwitch(name, ""); | |
| 132 sscanf(str.c_str(), "%p", &ptr); // NOLINT | |
| 133 return ptr; | |
| 134 } | |
| 135 | |
| 136 bool CommandLine::HasSwitch(const std::string& name) const { | |
| 137 for (size_t i = 1; i < argv_.size(); i++) | |
| 138 if (NormalizeSwitchName(argv_[i]) == CreateSwitchName(name)) | |
| 139 return true; | |
| 140 return false; | |
| 141 } | |
| 142 } // namespace debug | |
| 143 | |
| 144 | |
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Chromium Code Reviews
Issue 10928195:
First round of dead file removal (Closed)
Base URL: https://github.com/samclegg/nativeclient-sdk.git@master