Invoking shell from java, it complaints “stty: standard input: Invalid argument”

只愿长相守 提交于 2019-12-10 04:33:49

问题


I invoke a shell command by Process class from java and it prints

"stty: standard input: Invalid argument" 

no matter whether the command is right or wrong (normal output of shell command is shown too). If I run the shell command in shell, no such error message is shown.

The command is something like this: {"/bin/csh", "-c", "echo hello"}


回答1:


Try using the -f option of csh to disable the reading of the .chsrc and .login files:

    {"/bin/csh", "-cf", "echo hello"}



回答2:


You are invoking the stty command from your .profile, or .bash_profile. You'll have to redirect its standard error to /dev/null.

stty blah blah blah 2>/dev/null

stty can't deal with the pseudo-tty that Java provides in shelling out.




回答3:


Quoth the documentation for java.lang.Process:

"The methods that create processes may not work well for special processes on certain native platforms, such as native windowing processes, daemon processes, Win16/DOS processes on Microsoft Windows, or shell scripts. The created subprocess does not have its own terminal or console."

Perhaps you would like the java.lang.ProcessBuilder, instead.




回答4:


Have you look here. I managed to run some commands like this



来源:https://stackoverflow.com/questions/2536531/invoking-shell-from-java-it-complaints-stty-standard-input-invalid-argument

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