Difference between revisions of "Daemonise.c"
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| + | // Convert running program into a system daemon | ||
pid_t pid; | pid_t pid; | ||
int hNull; | int hNull; | ||
Revision as of 11:55, 5 July 2006
// Convert running program into a system daemon pid_t pid; int hNull;
if ((pid = fork()) < 0) { syslog(LOG_ERR, "fork: %m"); shutdown(evListen->h, 2); return errno; } else if (pid) return 0;
close(STDIN_FILENO); close(STDOUT_FILENO); close(STDERR_FILENO);
hNull = open("/dev/null", O_RDWR); dup2(hNull, STDIN_FILENO); dup2(hNull, STDOUT_FILENO); dup2(hNull, STDERR_FILENO);
if (hNull > STDERR_FILENO) close(hNull);
setsid();
