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Tty::isTtySupported()   A
last analyzed

↳ Parent: Tty

Complexity

Conditions 3
Paths 3

Size

Total Lines 11

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
dl 0
loc 11
rs 9.9
c 0
b 0
f 0
cc 3
nc 3
nop 0
1 
<?php
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namespace Consolidation\SiteProcess\Util;
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use Symfony\Component\Process\Process;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * Wrapper for universal support of TTY-related functionality across versions of

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 * Symfony Process.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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 */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class Tty

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    /**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * In Symfony Process 4+, this is simply a wrapper for Process::isTtySupported().

            


            
                                                                                                            
                            
            
                                    
            
            

                
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     * In lower versions, it mimics the same functionality.

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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     */

            


            
                                                        
            
                                    
            
            

                
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    public static function isTtySupported()

            


            
                                                        
            
                                    
            
            

                
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    {

            


            
                                                        
            
                                    
            
            

                
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        // Start off by checking STDIN with `posix_isatty`, as that appears to be more reliable

            


            
                                                        
            
                                    
            
            

                
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        if (function_exists('posix_isatty')) {

            


            
                                                        
            
                                    
            
            

                
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            return posix_isatty(STDIN);

            


            
                                                        
            
                                    
            
            

                
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        }

            


            
                                                        
            
                                    
            
            

                
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        if (method_exists('\Symfony\Component\Process\Process', 'isTtySupported')) {

            


            
                                                        
            
                                    
            
            

                
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            return Process::isTtySupported();

            


            
                                                        
            
                                    
            
            

                
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        }

            


            
                                                        
            
                                    
            
            

                
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        return (bool) @proc_open('echo 1 >/dev/null', array(array('file', '/dev/tty', 'r'), array('file', '/dev/tty', 'w'), array('file', '/dev/tty', 'w')), $pipes);

            


            
                                                        
            
                                    
            
            

                
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    }

            


            
                                                        
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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