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1.1 ! root 1: .TH SYSTEM 3 "19 January 1983" ! 2: .SH NAME ! 3: system \- issue a shell command ! 4: .SH SYNOPSIS ! 5: .nf ! 6: .B system(string) ! 7: .B char *string; ! 8: .fi ! 9: .SH DESCRIPTION ! 10: .I System ! 11: causes the ! 12: .I string ! 13: to be given to ! 14: .IR sh (1) ! 15: as input as if the string had been typed as a command ! 16: at a terminal. ! 17: The current process waits until the shell has ! 18: completed, then returns the exit status of the shell. ! 19: .SH "SEE ALSO" ! 20: popen(3S), ! 21: execve(2), ! 22: wait(2) ! 23: .SH DIAGNOSTICS ! 24: Exit status 127 indicates the shell couldn't be executed.
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