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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #if !defined(DART_IO_DISABLED) | 5 #if !defined(DART_IO_DISABLED) |
6 | 6 |
7 #include "platform/globals.h" | 7 #include "platform/globals.h" |
8 #if defined(HOST_OS_WINDOWS) | 8 #if defined(HOST_OS_WINDOWS) |
9 | 9 |
10 #include "bin/stdio.h" | 10 #include "bin/stdio.h" |
11 | 11 |
| 12 // These are not always defined in the header files. See: |
| 13 // https://msdn.microsoft.com/en-us/library/windows/desktop/ms686033(v=vs.85).as
px |
| 14 #ifndef ENABLE_VIRTUAL_TERMINAL_INPUT |
| 15 #define ENABLE_VIRTUAL_TERMINAL_INPUT 0x0200 |
| 16 #endif |
| 17 |
| 18 #ifndef ENABLE_VIRTUAL_TERMINAL_PROCESSING |
| 19 #define ENABLE_VIRTUAL_TERMINAL_PROCESSING 0x0004 |
| 20 #endif |
| 21 |
12 namespace dart { | 22 namespace dart { |
13 namespace bin { | 23 namespace bin { |
14 | 24 |
15 bool Stdin::ReadByte(int* byte) { | 25 bool Stdin::ReadByte(int* byte) { |
16 HANDLE h = GetStdHandle(STD_INPUT_HANDLE); | 26 HANDLE h = GetStdHandle(STD_INPUT_HANDLE); |
17 uint8_t buffer[1]; | 27 uint8_t buffer[1]; |
18 DWORD read = 0; | 28 DWORD read = 0; |
19 BOOL success = ReadFile(h, buffer, 1, &read, NULL); | 29 BOOL success = ReadFile(h, buffer, 1, &read, NULL); |
20 if (!success && (GetLastError() != ERROR_BROKEN_PIPE)) { | 30 if (!success && (GetLastError() != ERROR_BROKEN_PIPE)) { |
21 return false; | 31 return false; |
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70 } | 80 } |
71 if (enabled) { | 81 if (enabled) { |
72 mode |= ENABLE_LINE_INPUT; | 82 mode |= ENABLE_LINE_INPUT; |
73 } else { | 83 } else { |
74 mode &= ~ENABLE_LINE_INPUT; | 84 mode &= ~ENABLE_LINE_INPUT; |
75 } | 85 } |
76 return SetConsoleMode(h, mode); | 86 return SetConsoleMode(h, mode); |
77 } | 87 } |
78 | 88 |
79 | 89 |
| 90 bool Stdin::AnsiSupported(bool* supported) { |
| 91 ASSERT(supported != NULL); |
| 92 HANDLE h = GetStdHandle(STD_INPUT_HANDLE); |
| 93 if (h == INVALID_HANDLE_VALUE) { |
| 94 *supported = false; |
| 95 return false; |
| 96 } |
| 97 DWORD mode; |
| 98 if (!GetConsoleMode(h, &mode)) { |
| 99 *supported = false; |
| 100 return false; |
| 101 } |
| 102 *supported = (mode & ENABLE_VIRTUAL_TERMINAL_INPUT) != 0; |
| 103 return true; |
| 104 } |
| 105 |
| 106 |
80 bool Stdout::GetTerminalSize(intptr_t fd, int size[2]) { | 107 bool Stdout::GetTerminalSize(intptr_t fd, int size[2]) { |
81 HANDLE h; | 108 HANDLE h; |
82 if (fd == 1) { | 109 if (fd == 1) { |
83 h = GetStdHandle(STD_OUTPUT_HANDLE); | 110 h = GetStdHandle(STD_OUTPUT_HANDLE); |
84 } else { | 111 } else { |
85 h = GetStdHandle(STD_ERROR_HANDLE); | 112 h = GetStdHandle(STD_ERROR_HANDLE); |
86 } | 113 } |
87 CONSOLE_SCREEN_BUFFER_INFO info; | 114 CONSOLE_SCREEN_BUFFER_INFO info; |
88 if (!GetConsoleScreenBufferInfo(h, &info)) { | 115 if (!GetConsoleScreenBufferInfo(h, &info)) { |
89 return false; | 116 return false; |
90 } | 117 } |
91 size[0] = info.srWindow.Right - info.srWindow.Left + 1; | 118 size[0] = info.srWindow.Right - info.srWindow.Left + 1; |
92 size[1] = info.srWindow.Bottom - info.srWindow.Top + 1; | 119 size[1] = info.srWindow.Bottom - info.srWindow.Top + 1; |
93 return true; | 120 return true; |
94 } | 121 } |
95 | 122 |
| 123 |
| 124 bool Stdout::AnsiSupported(intptr_t fd, bool* supported) { |
| 125 ASSERT(supported != NULL); |
| 126 HANDLE h; |
| 127 if (fd == 1) { |
| 128 h = GetStdHandle(STD_OUTPUT_HANDLE); |
| 129 } else { |
| 130 h = GetStdHandle(STD_ERROR_HANDLE); |
| 131 } |
| 132 if (h == INVALID_HANDLE_VALUE) { |
| 133 *supported = false; |
| 134 return false; |
| 135 } |
| 136 DWORD mode; |
| 137 if (!GetConsoleMode(h, &mode)) { |
| 138 *supported = false; |
| 139 return false; |
| 140 } |
| 141 *supported = (mode & ENABLE_VIRTUAL_TERMINAL_PROCESSING) != 0; |
| 142 return true; |
| 143 } |
| 144 |
96 } // namespace bin | 145 } // namespace bin |
97 } // namespace dart | 146 } // namespace dart |
98 | 147 |
99 #endif // defined(HOST_OS_WINDOWS) | 148 #endif // defined(HOST_OS_WINDOWS) |
100 | 149 |
101 #endif // !defined(DART_IO_DISABLED) | 150 #endif // !defined(DART_IO_DISABLED) |
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