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26 |
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27 | "use strict" ;
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28 |
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29 |
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30 |
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31 | const Promise = require( 'seventh' ) ;
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32 | const exec = require( 'child_process' ).exec ;
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33 |
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34 | const termkit = require( './termkit.js' ) ;
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35 |
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36 |
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37 |
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38 |
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39 |
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40 | exports.guessTerminal = function( unpipe ) {
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41 | var envVar , version ;
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42 |
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43 | var isSSH = !! process.env.SSH_CONNECTION ;
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44 | var isTTY = !! process.stdout.isTTY ;
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45 |
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46 | if ( ! isTTY && ! unpipe ) {
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47 | return {
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48 | isTTY: isTTY ,
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49 | isSSH: isSSH ,
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50 | appId: 'none' ,
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51 | safe: true ,
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52 | generic: 'none'
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53 | } ;
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54 | }
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55 |
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56 | var t256color = ( process.env.TERM && process.env.TERM.match( /256/ ) ) ||
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57 | ( process.env.COLORTERM && process.env.COLORTERM.match( /256/ ) ) ;
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58 | var tTrueColor = process.env.COLORTERM && process.env.COLORTERM.match( /^(truecolor|24bits?)$/ ) ;
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59 |
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60 | var appId = process.env.COLORTERM && ! tTrueColor ? process.env.COLORTERM : process.env.TERM ;
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61 |
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62 |
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63 | var safe = !! process.env.TERM && process.env.TERM !== 'xterm' && process.env.TERM !== 'xterm-256color' ;
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64 |
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65 | var generic = appId ;
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66 |
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67 | switch ( appId ) {
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68 | case 'xterm' :
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69 | case 'xterm-256color' :
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70 | if ( safe ) { break ; }
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71 |
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72 | if ( tTrueColor ) {
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73 | appId = generic = 'xterm-truecolor' ;
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74 | }
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75 |
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76 |
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77 |
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78 | if ( process.env.VTE_VERSION ) {
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79 | version = parseInt( process.env.VTE_VERSION , 10 ) ;
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80 |
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81 | if ( version >= 3803 ) {
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82 | appId = t256color || tTrueColor ? 'gnome-256color' : 'gnome' ;
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83 | safe = true ;
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84 | break ;
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85 | }
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86 | }
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87 |
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88 | for ( envVar in process.env ) {
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89 | if ( envVar.match( /KONSOLE/ ) ) {
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90 | appId = t256color || tTrueColor ? 'konsole-256color' : 'konsole' ;
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91 | safe = true ;
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92 | break ;
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93 | }
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94 | }
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95 |
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96 | break ;
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97 |
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98 | case 'linux' :
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99 | case 'aterm' :
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100 | case 'kuake' :
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101 | case 'tilda' :
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102 | case 'terminology' :
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103 | case 'wterm' :
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104 | case 'mrxvt' :
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105 | break ;
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106 | case 'gnome' :
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107 | case 'gnome-256color' :
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108 | case 'gnome-terminal' :
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109 | case 'gnome-terminal-256color' :
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110 | case 'terminator' :
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111 | case 'guake' :
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112 | appId = t256color || tTrueColor ? 'gnome-256color' : 'gnome' ;
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113 | break ;
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114 | case 'konsole' :
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115 | appId = t256color || tTrueColor ? 'konsole-256color' : 'konsole' ;
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116 | break ;
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117 | case 'rxvt' :
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118 | case 'rxvt-xpm' :
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119 | case 'rxvt-unicode-256color' :
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120 | case 'urxvt256c' :
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121 | case 'urxvt256c-ml' :
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122 | case 'rxvt-unicode' :
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123 | case 'urxvt' :
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124 | case 'urxvt-ml' :
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125 | if ( process.env.TERM === 'rxvt' ) { appId = 'rxvt-256color' ; }
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126 | else { appId = t256color || tTrueColor ? 'rxvt-256color' : 'rxvt' ; }
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127 | break ;
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128 | case 'xfce' :
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129 | case 'xfce-terminal' :
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130 | case 'xfce4-terminal' :
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131 | appId = 'xfce' ;
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132 | break ;
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133 | case 'eterm' :
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134 | case 'Eterm' :
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135 | appId = t256color || tTrueColor ? 'eterm-256color' : 'eterm' ;
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136 | break ;
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137 | case 'atomic-terminal' :
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138 | appId = 'atomic-terminal' ;
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139 | break ;
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140 | default :
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141 | if ( ! appId ) { generic = 'unknown' ; }
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142 | else { generic = appId = generic.toLowerCase() ; }
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143 | break ;
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144 | }
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145 |
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146 | return {
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147 | isTTY , isSSH , appId , safe , generic: safe ? appId : generic
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148 | } ;
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149 | } ;
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150 |
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151 |
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152 |
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153 | function getParentProcess( pid ) {
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154 | var parentPid , appName ;
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155 |
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156 | return new Promise( ( resolve , reject ) => {
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157 | exec( 'ps -h -o ppid -p ' + pid , ( error , stdout ) => {
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158 | if ( error ) { reject( error ) ; return ; }
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159 |
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160 | parentPid = parseInt( stdout , 10 ) ;
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161 |
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162 | exec( 'ps -h -o comm -p ' + parentPid , ( error_ , stdout_ ) => {
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163 | if ( error_ ) { reject( error_ ) ; return ; }
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164 |
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165 | appName = stdout_.trim() ;
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166 | resolve( { pid: parentPid , appName } ) ;
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167 | } ) ;
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168 | } ) ;
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169 | } ) ;
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170 | }
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171 |
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172 |
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173 |
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174 |
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175 | exports.getParentTerminalInfo = async function( callback ) {
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176 | var loopAgain , error , appName , appId , pid = process.pid ;
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177 |
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178 | if ( process.env.SSH_CONNECTION ) {
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179 | error = new Error( 'SSH connection detected, .getParentTerminalInfo() is useless in this context.' ) ;
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180 | if ( callback ) { callback( error ) ; return ; }
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181 | throw error ;
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182 | }
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183 |
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184 | var t256color = ( process.env.TERM && process.env.TERM.match( /256/ ) ) ||
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185 | ( process.env.COLORTERM && process.env.COLORTERM.match( /256/ ) ) ;
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186 | var tTrueColor = process.env.COLORTERM && process.env.COLORTERM.match( /^(truecolor|24bits?)$/ ) ;
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187 |
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188 | try {
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189 | loopAgain = true ;
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190 |
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191 | while ( loopAgain ) {
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192 | ( { appName , pid } = await getParentProcess( pid ) ) ;
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193 |
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194 |
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195 |
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196 |
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197 |
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198 |
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199 | loopAgain = false ;
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200 |
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201 | switch ( appName ) {
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202 | case 'linux' :
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203 | case 'xterm' :
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204 | case 'konsole' :
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205 | case 'gnome-terminal' :
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206 | case 'aterm' :
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207 | case 'guake' :
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208 | case 'kuake' :
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209 | case 'tilda' :
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210 | case 'terminology' :
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211 | case 'wterm' :
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212 | case 'mrxvt' :
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213 | appId = t256color || tTrueColor ? appName + '-256color' : appName ;
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214 | break ;
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215 | case 'atomic-terminal' :
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216 | appId = appName ;
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217 | break ;
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218 | case 'login' :
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219 | appName = 'linux' ;
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220 | appId = appName ;
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221 | break ;
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222 |
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223 | case 'terminator' :
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224 | appId = t256color || tTrueColor ? 'gnome-256color' : 'gnome' ;
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225 | break ;
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226 |
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227 | case 'rxvt' :
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228 | case 'urxvt256c' :
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229 | case 'urxvt256c-ml' :
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230 | appId = 'rxvt-256color' ;
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231 | break ;
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232 |
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233 | case 'urxvt' :
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234 | case 'urxvt-ml' :
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235 | appId = 'rxvt' ;
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236 | break ;
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237 |
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238 | case 'xfce4-terminal' :
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239 | appId = 'xfce' ;
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240 | break ;
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241 | case 'gnome-terminal-' :
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242 | appName = 'gnome-terminal' ;
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243 | appId = t256color || tTrueColor ? 'gnome-256color' : 'gnome' ;
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244 | break ;
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245 | case 'Eterm' :
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246 | case 'eterm' :
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247 | appName = 'Eterm' ;
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248 | appId = t256color || tTrueColor ? 'eterm-256color' : 'eterm' ;
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249 | break ;
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250 | default :
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251 | if ( appName.match( /gnome-terminal/ ) ) {
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252 | appName = 'gnome-terminal' ;
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253 | appId = t256color || tTrueColor ? 'gnome-256color' : 'gnome' ;
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254 | break ;
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255 | }
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256 |
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257 | if ( ! pid || pid === 1 ) { throw new Error( 'Terminal not found' ) ; }
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258 | loopAgain = true ;
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259 | }
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260 | }
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261 | }
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262 | catch ( error_ ) {
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263 | if ( callback ) { callback( error_ ) ; return ; }
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264 | throw error_ ;
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265 | }
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266 |
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267 | var result = {
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268 | appId: appId ,
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269 | appName: appName ,
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270 | pid: pid ,
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271 | safe: true
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272 | } ;
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273 |
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274 | if ( callback ) { callback( undefined , result ) ; return ; }
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275 |
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276 | return result ;
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277 | } ;
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278 |
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279 |
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280 |
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281 |
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282 | exports.getDetectedTerminal = async function( callback ) {
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283 | var terminal , info ,
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284 | guessed = termkit.guessTerminal() ;
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285 |
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286 | if ( guessed.safe || guessed.isSSH ) {
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287 |
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288 | terminal = termkit.createTerminal( {
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289 | stdin: process.stdin ,
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290 | stdout: process.stdout ,
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291 | stderr: process.stderr ,
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292 | generic: ( process.env.TERM && process.env.TERM.toLowerCase() ) || 'unknown' ,
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293 | appId: guessed.safe ? guessed.appId : undefined ,
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294 |
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295 | isTTY: guessed.isTTY ,
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296 | isSSH: guessed.isSSH ,
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297 | processSigwinch: true ,
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298 | preferProcessSigwinch: !! termkit.globalConfig.preferProcessSigwinch
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299 | } ) ;
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300 |
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301 | if ( callback ) { callback( undefined , terminal ) ; }
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302 | return terminal ;
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303 | }
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304 |
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305 | try {
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306 | info = await termkit.getParentTerminalInfo() ;
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307 |
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308 | terminal = termkit.createTerminal( {
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309 | stdin: process.stdin ,
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310 | stdout: process.stdout ,
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311 | stderr: process.stderr ,
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312 | generic: ( process.env.TERM && process.env.TERM.toLowerCase() ) || 'unknown' ,
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313 | appId: info.appId ,
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314 | appName: info.appName ,
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315 | isTTY: guessed.isTTY ,
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316 | isSSH: guessed.isSSH ,
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317 | pid: info.pid ,
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318 | processSigwinch: true ,
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319 | preferProcessSigwinch: !! termkit.globalConfig.preferProcessSigwinch
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320 | } ) ;
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321 | }
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322 | catch ( error ) {
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323 |
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324 | terminal = termkit.createTerminal( {
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325 | stdin: process.stdin ,
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326 | stdout: process.stdout ,
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327 | stderr: process.stderr ,
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328 | generic: ( process.env.TERM && process.env.TERM.toLowerCase() ) || 'unknown' ,
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329 | appId: guessed.safe ? guessed.appId : undefined ,
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330 |
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331 | isTTY: guessed.isTTY ,
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332 | isSSH: guessed.isSSH ,
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333 | processSigwinch: true ,
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334 | preferProcessSigwinch: !! termkit.globalConfig.preferProcessSigwinch
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335 | } ) ;
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336 | }
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337 |
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338 | if ( callback ) { callback( undefined , terminal ) ; }
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339 | return terminal ;
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340 | } ;
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341 |
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