written by Mike Frysinger
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https://sourceforge.net/tracker/?func=detail&aid=3132053&group_id=5616&atid=305616
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Rather than using the fork function (which doesnt work on nommu
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systems), simply use the daemon() function instead (which does
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work). this should work the same before and after for all systems.
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--- a/irattach/util.c
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+++ b/irattach/util.c
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@@ -156,21 +156,10 @@
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void fork_now(int ttyfd)
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{
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- int ret;
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int i;
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- if ((ret = fork()) > 0)
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- exit(0);
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-
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- if (ret == -1)
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- syslog(LOG_INFO, "forking: %m");
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- if (setsid() < 0)
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- syslog(LOG_INFO, "detaching from tty: %m");
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-
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- if ((ret = fork()) > 0) {
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- /* cleanup_files = 0; */
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- exit(0);
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- }
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+ if (daemon(1, 1))
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+ syslog(LOG_INFO, "daemon: %m");
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/* Close all open inherited files! Except for ttyfd! */
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for (i = 0; i < 64; i++)
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