If I have progA | progB, then can I make some progB executable (in any language) which will know the return code of p开发者_StackOverflow中文版rogA?
If I开发者_开发问答 type: progA | progB && progC then progC is conditional on progB, and not on progA. Is there a way to both pipe the output of progA to progB, and then, after progA is don
i am using a simple pipe programing for writing and reading the tty which made from inserting the program code from the linux device driver book version 3 of o\'reilly. i inserted this 开发者_如何学运
I\'m trying to do the following: function func() # in practice: logs the output of a code block to a file
i have a construct like the following: os.mkfifo(\'pipe.tmp\') enc = Popen([\'encoder\', \'-i\', \'pipe.tmp\'])
I\'m on WindowsXP. This seems to affect any process, but I\'ll use Python3.2 to demonstrate it. A script, \'filter.py\':
I am trying to learn Unix C and doing some exercises for practice. I am currently working on writing my own shell that works similar to the linux bash shell.
I want to have children processes write to the parent\'s @array. I\'ve read about piping but I\'m very confused on how to actually implement it:
This concerns unnamed pipes in interprocess communication. I have a pipe and one process stores a value in it and the other want to read this valus which is numerical, either int or long.
im trying to send a unix command from a client to a server, wait for the server to execute it then return the result to the client.
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