Re: [libvirt] PATCH: Allow specific FDs to be kept open in virExec()
On Thu, Aug 21, 2008 at 02:58:30PM +0100, Daniel P. Berrange wrote:
+#define VIR_EXEC_FDSET_SIZE() (sysconf(_SC_OPEN_MAX)/8)
+#define VIR_EXEC_FDSET_CLEAR(set) memset((set), 0, VIR_EXEC_FDSET_SIZE())
+#define VIR_EXEC_FDSET_ON(set, fd) (set[(fd)/8] |= (1 << ((fd)%8)))
+#define VIR_EXEC_FDSET_OFF(set, fd) (set[(fd)/8] &= ~(1 << ((fd)%8)))
+#define VIR_EXEC_FDSET_ISON(set, fd) (set[(fd)/8] & (1 << ((fd)%8)))
+1 although I'm interested to know why you didn't just use ordinary
FD_SETs for this.
Rich.
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