Create os_daemon for OS X, as it's now deprecated (Leopard)

Using it results in an error at build time.  So we replace it.

diff --git a/src/utils/os_unix.c b/src/utils/os_unix.c
index 0789b78..060892d 100644 (file)
--- a/src/utils/os_unix.c
+++ b/src/utils/os_unix.c
@@ -76,12 +76,47 @@ int os_mktime(int year, int month, int day, int hour, int min, int sec,
 }
 
 
+#ifdef __APPLE__
+#include <fcntl.h>
+static int os_daemon(int nochdir, int noclose)
+{
+       int devnull;
+
+       if (chdir("/") < 0)
+               return -1;
+
+       devnull = open("/dev/null", O_RDWR);
+       if (devnull < 0)
+               return -1;
+
+       if (dup2(devnull, STDIN_FILENO) < 0) {
+               close(devnull);
+               return -1;
+       }
+
+       if (dup2(devnull, STDOUT_FILENO) < 0) {
+               close(devnull);
+               return -1;
+       }
+
+       if (dup2(devnull, STDERR_FILENO) < 0) {
+               close(devnull);
+               return -1;
+       }
+
+       return 0;
+}
+#else /* __APPLE__ */
+#define os_daemon daemon
+#endif /* __APPLE__ */
+
+
 int os_daemonize(const char *pid_file)
 {
 #ifdef __uClinux__
        return -1;
 #else /* __uClinux__ */
-       if (daemon(0, 0)) {
+       if (os_daemon(0, 0)) {
                perror("daemon");
                return -1;
        }