From ceccafe82353a8b91f52d72c46981111e43752b3 Mon Sep 17 00:00:00 2001
From: Michael Davidsaver <mdavidsaver@gmail.com>
Date: Thu, 3 Jan 2019 09:15:32 -0800
Subject: [PATCH] mbbo/mbbiDirect number of bits as precision

Not really useful w/ RSRV/CA, but can be used by QSRV/PVA
to provide number of bits as meta-data.
---
 modules/database/src/std/rec/mbbiDirectRecord.c | 12 +++++++++++-
 modules/database/src/std/rec/mbboDirectRecord.c | 12 +++++++++++-
 2 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/modules/database/src/std/rec/mbbiDirectRecord.c b/modules/database/src/std/rec/mbbiDirectRecord.c
index afb59c83f..779b732d4 100644
--- a/modules/database/src/std/rec/mbbiDirectRecord.c
+++ b/modules/database/src/std/rec/mbbiDirectRecord.c
@@ -51,7 +51,7 @@ static long special(DBADDR *, int);
 #define get_array_info NULL
 #define put_array_info NULL
 #define get_units NULL
-#define get_precision NULL
+static long get_precision(const DBADDR *, long *);
 #define get_enum_str NULL
 #define get_enum_strs NULL
 #define put_enum_str NULL
@@ -204,6 +204,16 @@ static long special(DBADDR *paddr, int after)
     }
 }
 
+static long get_precision(const DBADDR *paddr,long *precision)
+{
+    mbbiDirectRecord	*prec=(mbbiDirectRecord *)paddr->precord;
+    if(dbGetFieldIndex(paddr)==mbbiDirectRecordVAL)
+        *precision = prec->nobt;
+    else
+        recGblGetPrec(paddr,precision);
+    return 0;
+}
+
 static void monitor(mbbiDirectRecord *prec)
 {
     epicsUInt16 events = recGblResetAlarms(prec);
diff --git a/modules/database/src/std/rec/mbboDirectRecord.c b/modules/database/src/std/rec/mbboDirectRecord.c
index 9260fbda1..dcc2b3c33 100644
--- a/modules/database/src/std/rec/mbboDirectRecord.c
+++ b/modules/database/src/std/rec/mbboDirectRecord.c
@@ -51,7 +51,7 @@ static long special(DBADDR *, int);
 #define get_array_info NULL
 #define put_array_info NULL
 #define get_units NULL
-#define get_precision NULL
+static long get_precision(const DBADDR *, long *);
 #define get_enum_str NULL
 #define get_enum_strs NULL
 #define put_enum_str NULL
@@ -313,6 +313,16 @@ static long special(DBADDR *paddr, int after)
     return 0;
 }
 
+static long get_precision(const DBADDR *paddr,long *precision)
+{
+    mbboDirectRecord	*prec=(mbboDirectRecord *)paddr->precord;
+    if(dbGetFieldIndex(paddr)==mbboDirectRecordVAL)
+        *precision = prec->nobt;
+    else
+        recGblGetPrec(paddr,precision);
+    return 0;
+}
+
 static void monitor(mbboDirectRecord *prec)
 {
     epicsUInt16 events = recGblResetAlarms(prec);