change engineering units to MAX_ENGR_UNIT_LENGTH of 40 instead of MAX_CHANNEL_NAME_LENGTH

git-svn-id: https://redoubt.ligo-wa.caltech.edu/svn/advLigoRTS/trunk@2418 6dcd42c9-f523-4c6d-aada-af552506706e

src/daqd/channel.h

@@ -7,6 +7,8 @@
 #define MAX_LONG_CHANNEL_NAME_LENGTH 255
 /* Allowed maximum length for DAQ channels */
 #define MAX_CHANNEL_NAME_LENGTH 60
+/* Allowed maximum length for engineering units */
+#define MAX_ENGR_UNIT_LENGTH 40
 /* Groups are absolete and need to be removed from the source code */
 #define MAX_CHANNEL_GROUPS 150
 /* Hard limit on the number of channel names supported:

src/daqd/daqc.h

@@ -95,7 +95,7 @@ typedef struct {
   float signal_gain;
   float signal_slope;
   float signal_offset;
-  char signal_units [MAX_CHANNEL_NAME_LENGTH]; /* Engineering units  */  
+  char signal_units [MAX_ENGR_UNIT_LENGTH]; /* Engineering units  */  
 } signal_conv_t;