tag:blogger.com,1999:blog-1746745451277571533.post6085990485100430451..comments2024-02-17T12:36:21.608+05:30Comments on Computers, Technology, and Anything in Between: How Unix shell executes commandsosgeekhttp://www.blogger.com/profile/12045857609474816436noreply@blogger.comBlogger5125tag:blogger.com,1999:blog-1746745451277571533.post-42767744455832417942018-02-13T15:03:05.396+05:302018-02-13T15:03:05.396+05:30This comment has been removed by a blog administrator.Nikishahttps://www.blogger.com/profile/00589954961755559760noreply@blogger.comtag:blogger.com,1999:blog-1746745451277571533.post-1932486186378525542016-07-27T18:24:17.882+05:302016-07-27T18:24:17.882+05:30This comment has been removed by a blog administrator.Aashahttps://www.blogger.com/profile/17254541362987752467noreply@blogger.comtag:blogger.com,1999:blog-1746745451277571533.post-63084877876148437432016-04-13T17:56:40.169+05:302016-04-13T17:56:40.169+05:30This comment has been removed by a blog administrator.Priscillahttps://www.blogger.com/profile/11687031067516758401noreply@blogger.comtag:blogger.com,1999:blog-1746745451277571533.post-50606876147416265852016-03-26T10:58:30.192+05:302016-03-26T10:58:30.192+05:30Hi Marc, Is it correct when we execute some comman...Hi Marc, Is it correct when we execute some command say cd, ls, mkdir, find or anything that is a builtin command, in this case shell doesnt executes the command in a new child shell.<br />But when we run a shell script, it runs the script in a new child shell.<br />Just want to know whether my understanding is correct.Anonymoushttps://www.blogger.com/profile/05565616514162753332noreply@blogger.comtag:blogger.com,1999:blog-1746745451277571533.post-26089792874116504162009-05-20T23:10:45.602+05:302009-05-20T23:10:45.602+05:30Builtins can be executed directly in the process w...Builtins can be executed directly in the process without creating a child.<br /><br />The subshell may never really exist if the shell starts commands using vfork (or a wrapper like posix_spawn).Marcnoreply@blogger.com