Mercurial > vim
annotate src/iscygpty.c @ 29581:4a79bca8a76e v9.0.0131
patch 9.0.0131: virtual text with Tab is not displayed correctly
Commit: https://github.com/vim/vim/commit/783ef7214b6a33300bd83f616c1ead587370ce49
Author: Bram Moolenaar <Bram@vim.org>
Date: Mon Aug 1 16:11:06 2022 +0100
patch 9.0.0131: virtual text with Tab is not displayed correctly
Problem: Virtual text with Tab is not displayed correctly.
Solution: Change any Tab to a space.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Mon, 01 Aug 2022 17:15:02 +0200 |
parents | faf7fcd1c8d5 |
children | 1ffdcd8a424e |
rev | line source |
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1 /* |
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2 * iscygpty.c -- part of ptycheck |
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3 * https://github.com/k-takata/ptycheck |
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4 * |
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5 * Copyright (c) 2015-2017 K.Takata |
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6 * |
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7 * You can redistribute it and/or modify it under the terms of either |
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8 * the MIT license (as described below) or the Vim license. |
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9 * |
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10 * Permission is hereby granted, free of charge, to any person obtaining |
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11 * a copy of this software and associated documentation files (the |
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12 * "Software"), to deal in the Software without restriction, including |
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13 * without limitation the rights to use, copy, modify, merge, publish, |
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14 * distribute, sublicense, and/or sell copies of the Software, and to |
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15 * permit persons to whom the Software is furnished to do so, subject to |
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16 * the following conditions: |
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17 * |
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18 * The above copyright notice and this permission notice shall be |
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19 * included in all copies or substantial portions of the Software. |
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20 * |
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21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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22 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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23 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
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24 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
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25 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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26 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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27 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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28 */ |
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29 |
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30 #ifdef _WIN32 |
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31 |
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32 #include <ctype.h> |
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33 #include <io.h> |
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34 #include <wchar.h> |
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35 #include <windows.h> |
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36 |
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37 #ifdef USE_FILEEXTD |
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38 // VC 7.1 or earlier doesn't support SAL. |
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39 # if !defined(_MSC_VER) || (_MSC_VER < 1400) |
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40 # define __out |
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41 # define __in |
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42 # define __in_opt |
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43 # endif |
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44 // Win32 FileID API Library: |
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45 // http://www.microsoft.com/en-us/download/details.aspx?id=22599 |
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46 // Needed for WinXP. |
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47 # include <fileextd.h> |
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48 #else // USE_FILEEXTD |
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49 // VC 8 or earlier. |
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50 # if defined(_MSC_VER) && (_MSC_VER < 1500) |
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51 # ifdef ENABLE_STUB_IMPL |
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52 # define STUB_IMPL |
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53 # else |
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54 # error "Win32 FileID API Library is required for VC2005 or earlier." |
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55 # endif |
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56 # endif |
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57 #endif // USE_FILEEXTD |
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58 |
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59 #ifdef __MINGW32__ |
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60 # define UNUSED __attribute__((unused)) |
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61 #else |
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62 # define UNUSED |
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63 #endif |
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64 |
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65 #include "iscygpty.h" |
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66 |
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67 //#define USE_DYNFILEID |
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68 #ifdef USE_DYNFILEID |
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69 typedef BOOL (WINAPI *pfnGetFileInformationByHandleEx)( |
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70 HANDLE hFile, |
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71 FILE_INFO_BY_HANDLE_CLASS FileInformationClass, |
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72 LPVOID lpFileInformation, |
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73 DWORD dwBufferSize); |
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74 static pfnGetFileInformationByHandleEx pGetFileInformationByHandleEx = NULL; |
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75 |
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76 # ifndef USE_FILEEXTD |
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77 static BOOL WINAPI stub_GetFileInformationByHandleEx( |
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78 HANDLE hFile UNUSED, |
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79 FILE_INFO_BY_HANDLE_CLASS FileInformationClass UNUSED, |
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80 LPVOID lpFileInformation UNUSED, |
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81 DWORD dwBufferSize UNUSED) |
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82 { |
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83 return FALSE; |
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84 } |
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85 # endif |
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86 |
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87 static void setup_fileid_api(void) |
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88 { |
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89 if (pGetFileInformationByHandleEx != NULL) { |
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90 return; |
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91 } |
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92 pGetFileInformationByHandleEx = (pfnGetFileInformationByHandleEx) |
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93 GetProcAddress(GetModuleHandle(TEXT("kernel32.dll")), |
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94 "GetFileInformationByHandleEx"); |
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95 if (pGetFileInformationByHandleEx == NULL) { |
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96 # ifdef USE_FILEEXTD |
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97 pGetFileInformationByHandleEx = GetFileInformationByHandleEx; |
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98 # else |
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99 pGetFileInformationByHandleEx = stub_GetFileInformationByHandleEx; |
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100 # endif |
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101 } |
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102 } |
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103 #else |
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104 # define pGetFileInformationByHandleEx GetFileInformationByHandleEx |
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105 # define setup_fileid_api() |
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106 #endif |
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107 |
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108 |
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109 #define is_wprefix(s, prefix) \ |
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110 (wcsncmp((s), (prefix), sizeof(prefix) / sizeof(WCHAR) - 1) == 0) |
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111 |
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112 // Check if the fd is a cygwin/msys's pty. |
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113 int is_cygpty(int fd) |
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114 { |
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115 #ifdef STUB_IMPL |
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116 return 0; |
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117 #else |
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118 HANDLE h; |
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119 int size = sizeof(FILE_NAME_INFO) + sizeof(WCHAR) * (MAX_PATH - 1); |
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120 FILE_NAME_INFO *nameinfo; |
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121 WCHAR *p = NULL; |
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122 |
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123 setup_fileid_api(); |
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124 |
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125 h = (HANDLE) _get_osfhandle(fd); |
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126 if (h == INVALID_HANDLE_VALUE) { |
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127 return 0; |
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128 } |
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129 // Cygwin/msys's pty is a pipe. |
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130 if (GetFileType(h) != FILE_TYPE_PIPE) { |
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131 return 0; |
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132 } |
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133 nameinfo = malloc(size + sizeof(WCHAR)); |
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134 if (nameinfo == NULL) { |
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135 return 0; |
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136 } |
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137 // Check the name of the pipe: |
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138 // '\{cygwin,msys}-XXXXXXXXXXXXXXXX-ptyN-{from,to}-master' |
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139 if (pGetFileInformationByHandleEx(h, FileNameInfo, nameinfo, size)) { |
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140 nameinfo->FileName[nameinfo->FileNameLength / sizeof(WCHAR)] = L'\0'; |
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141 p = nameinfo->FileName; |
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142 if (is_wprefix(p, L"\\cygwin-")) { // Cygwin |
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143 p += 8; |
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144 } else if (is_wprefix(p, L"\\msys-")) { // MSYS and MSYS2 |
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145 p += 6; |
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146 } else { |
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147 p = NULL; |
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148 } |
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149 if (p != NULL) { |
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150 while (*p && isxdigit(*p)) // Skip 16-digit hexadecimal. |
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151 ++p; |
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152 if (is_wprefix(p, L"-pty")) { |
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153 p += 4; |
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154 } else { |
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155 p = NULL; |
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156 } |
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157 } |
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158 if (p != NULL) { |
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159 while (*p && isdigit(*p)) // Skip pty number. |
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160 ++p; |
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161 if (is_wprefix(p, L"-from-master")) { |
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162 //p += 12; |
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163 } else if (is_wprefix(p, L"-to-master")) { |
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164 //p += 10; |
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165 } else { |
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166 p = NULL; |
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167 } |
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168 } |
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169 } |
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170 free(nameinfo); |
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171 return (p != NULL); |
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172 #endif // STUB_IMPL |
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173 } |
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174 |
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175 // Check if at least one cygwin/msys pty is used. |
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176 int is_cygpty_used(void) |
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177 { |
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178 int fd, ret = 0; |
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179 |
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180 for (fd = 0; fd < 3; fd++) { |
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181 ret |= is_cygpty(fd); |
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182 } |
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commit https://github.com/vim/vim/commit/97ff9b9cffd97219d888874b9b3811d55e99c78f
Christian Brabandt <cb@256bit.org>
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183 return ret; |
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commit https://github.com/vim/vim/commit/97ff9b9cffd97219d888874b9b3811d55e99c78f
Christian Brabandt <cb@256bit.org>
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184 } |
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commit https://github.com/vim/vim/commit/97ff9b9cffd97219d888874b9b3811d55e99c78f
Christian Brabandt <cb@256bit.org>
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185 |
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186 #endif // _WIN32 |
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187 |
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Bram Moolenaar <Bram@vim.org>
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188 // vim: set ts=4 sw=4: |