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/*
* Copyright (c) 2011 Wind River Systems; see
* guts/COPYRIGHT for information.
*
* int system(const char *command)
* int rc = -1;
*/
/* We want to ensure that the child process implicitly
* spawned has the right environment. So...
*/
int pid;
if (!command)
return 1;
pid = wrap_fork();
if (pid) {
int status;
waitpid(pid, &status, 0);
if (WIFEXITED(status)) {
rc = WEXITSTATUS(status);
} else {
/* we naively assume that either it exited or
* got killed by a signal...
*/
rc = WTERMSIG(status) + 128;
}
} else {
/* this involves ANOTHER fork, but it's much, much,
* simpler than trying to get all the details right.
*/
rc = real_system(command);
exit(rc);
}
/* return rc;
* }
*/
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