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Command: system | Section: 3 | Source: UNIX v7 | File: system.3
SYSTEM(3) Library Functions Manual SYSTEM(3)
NAME
system - issue a shell command
SYNOPSIS
system(string)
char *string;
DESCRIPTION
System causes the string to be given to sh(1) as input as if the string
had been typed as a command at a terminal. The current process waits
until the shell has completed, then returns the exit status of the
shell.
SEE ALSO
popen(3), exec(2), wait(2)
DIAGNOSTICS
Exit status 127 indicates the shell couldn't be executed.
SYSTEM(3)