Changes to jctb server to correctly change the power supplies

slsDetectorSoftware/jctbDetectorServer/sharedmemory.c

@@ -0,0 +1,39 @@
+#include "sharedmemory.h"
+
+struct statusdata *stdata;
+
+int inism(int clsv) {
+
+static int scansmid;
+
+    if (clsv==SMSV) {
+	if ( (scansmid=shmget(SMKEY,1024,IPC_CREAT | 0666 ))==-1 ) {
+	    return -1;
+	}
+	if ( (stdata=shmat(scansmid,NULL,0))==(void*)-1) {
+	    return -2;
+	}
+    }
+
+    if (clsv==SMCL) {
+	if ( (scansmid=shmget(SMKEY,0,0) )==-1 ) {
+	    return -3;
+	}
+	if ( (stdata=shmat(scansmid,NULL,0))==(void*)-1) {
+	    return -4;
+	}
+    }
+    return 1;
+}
+
+void write_status_sm(char *status) {
+  strcpy(stdata->status,status);
+}
+
+void write_stop_sm(int v) {
+  stdata->stop=v;
+}
+
+void write_runnumber_sm(int v) {
+  stdata->runnumber=v;
+}