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Perform execv in a forked child process, waiting on the original to exit to allow resources to be released.

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This commit is contained in:
Con Kolivas 2013-05-30 12:00:17 +10:00
parent dd534a8692
commit b0fa94d52a
1 changed files with 11 additions and 0 deletions
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11
cgminer.c
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@ -2889,6 +2889,9 @@ static void clean_up(void);
void app_restart(void) void app_restart(void)
{ {
pid_t parent, child;
int status;
applog(LOG_WARNING, "Attempting to restart %s", packagename); applog(LOG_WARNING, "Attempting to restart %s", packagename);
__kill_work(); __kill_work();
@ -2901,7 +2904,15 @@ void app_restart(void)
} }
#endif #endif
parent = getpid();
child = fork();
if (child) {
applog(LOG_WARNING, "Shutting down original process");
exit(0);
}
waitpid(parent, &status, 0);
execv(initial_args[0], (EXECV_2ND_ARG_TYPE)initial_args); execv(initial_args[0], (EXECV_2ND_ARG_TYPE)initial_args);
/* We shouldn't get here */
applog(LOG_WARNING, "Failed to restart application"); applog(LOG_WARNING, "Failed to restart application");
} }