Difference between revisions of "Daemonise.c"
From Organic Design wiki
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pid = fork(); | pid = fork(); | ||
if (pid > 0) exit(EXIT_SUCCESS); | if (pid > 0) exit(EXIT_SUCCESS); | ||
| + | if (pid < 0) exit(logErr("Second fork() failed!")); | ||
printf("\tpid2=%d\n",pid); | printf("\tpid2=%d\n",pid); | ||
| − | |||
| − | |||
| − | |||
chdir("/"); | chdir("/"); | ||
umask(0); | umask(0); | ||
| + | printf("\tpid2=%d\n",pid); | ||
//close(STDIN_FILENO); | //close(STDIN_FILENO); | ||
//close(STDOUT_FILENO); | //close(STDOUT_FILENO); | ||
//close(STDERR_FILENO); | //close(STDERR_FILENO); | ||
Revision as of 11:55, 21 July 2006
// Convert running program into a system daemon pid_t pid = fork(); if (pid > 0) exit(EXIT_SUCCESS); if (pid < 0) exit(logErr("First fork() failed!")); printf("\tpid1=%d\n",pid); if (setsid() < 0) exit(logErr("setsid() failed!")); pid = fork(); if (pid > 0) exit(EXIT_SUCCESS); if (pid < 0) exit(logErr("Second fork() failed!")); printf("\tpid2=%d\n",pid); chdir("/"); umask(0); printf("\tpid2=%d\n",pid); //close(STDIN_FILENO); //close(STDOUT_FILENO); //close(STDERR_FILENO);
