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# T2 SDE: package/.../pbbuttonsd/non-book.patch
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Workstations, such as PowerMac's, the Cube or iMacs do not have a cover,
and thus we must not inf. loop re-sleeping the machine.

  - Rene Rebe <rene@exactcode.de>

--- pbbuttonsd-0.8.1/src/module_pmac.c	2007-07-01 13:05:17.000000000 +0200
+++ pbbuttonsd-0.8.1-cube/src/module_pmac.c	2008-08-24 10:40:49.000000000 +0200
@@ -60,6 +60,7 @@
 	int version;       /* PMU version */
 	int machine;       /* OpenFirmware machine code */
 	int lmuaddr;	   /* i2c address of LMU Controller */
+	int cover;         /* no cover, e.g. PowerMac, iMac, Cube,  etc. */
 	struct modflags_pmac flags;
 	int flagschanged;        /* PMU flags that have changed recently */
 	int oharevolbutton;      /* level of volume button on OHARE PBs scaled to 0..100 */
@@ -120,6 +121,7 @@
 #if defined(DEBUG) && SIMU_AMBIENT
 	base->ambient        =  0;
 #endif
+	base->cover          =  1; /* until we find otherwise, we assume laptop with cover */
 	base->flags.coveropen      = 1;   /* lid is open */
 	base->flags.sleepsupported = 0;   /* sleep not supported by default */
 	base->flags.set_kbdmode    = 0;   /*   request flags for delayed actions */
@@ -324,7 +326,7 @@
 			do {
 			    activate_sleepmode ();
 			    base->flagschanged = pmac_update_flags ();
-			} while (base->flags.coveropen == 0);
+			} while (base->cover && base->flags.coveropen == 0);
 #endif
 			base->timeleft = 7200;       /* reset time value so that the */
 				/* filter approximate the real value from top. Otherwise */
@@ -1605,6 +1612,7 @@
 int
 getMachineID(int pmu)
 {
+	struct moddata_pmac *base = &modbase_pmac;
 	char buffer[32];
 	int fd, n, machine = 0;
 
@@ -1622,6 +1630,9 @@
 						machine |= atoi(&buffer[n+1]) & 0xf;
 				}
 			}
+			else if (strncmp("PowerMac", buffer, 8) == 0) {
+				base->cover = 0;
+			}
 		}
 		close(fd);
 	}