From 839344649e49452f195df14c680dabcd33361b62 Mon Sep 17 00:00:00 2001
From: hadaq <hadaq>
Date: Mon, 4 Apr 2011 13:34:36 +0000
Subject: [PATCH] Default environment vars added. Sergey.

---
 ebctrl/ioc/ebctrlApp/src/errbitstat.c | 40 ++++++++++++++++++++++++++-
 1 file changed, 39 insertions(+), 1 deletion(-)

diff --git a/ebctrl/ioc/ebctrlApp/src/errbitstat.c b/ebctrl/ioc/ebctrlApp/src/errbitstat.c
index 6294e02..d17d3fd 100644
--- a/ebctrl/ioc/ebctrlApp/src/errbitstat.c
+++ b/ebctrl/ioc/ebctrlApp/src/errbitstat.c
@@ -19,6 +19,8 @@
 int errbitstatDebug;
 
 #define MAXERRS 11
+#define ERRBITLOG 0
+#define ERRBITWAIT 30
 
 typedef struct TheErrMsgS {
   int bit;
@@ -38,6 +40,42 @@ TheErrMsg errMsgs[] = {
   {26, "Ethernet error"},
   {27, "Timing trigger error"} };
 
+static int env2int(char *envName)
+{
+  /*
+   *  Convert Epics environment variable (ascii to int)
+   */
+  int retVal = 0;
+  char *envVar;
+
+  if(! strcmp(envName, "ERRBITLOG")){
+    envVar = getenv(envName);
+
+    if(envVar == NULL){
+      retVal = ERRBITLOG;
+
+      if(errbitstatDebug)
+	printf("<E> errbitstat.c: env var %s is not set! Default to %i\n", envName, retVal);      
+    }
+  }
+  else if(! strcmp(envName, "ERRBITWAIT")){
+    envVar = getenv(envName);
+
+    if(envVar == NULL){
+      retVal = ERRBITWAIT;
+      
+      if(errbitstatDebug)
+	printf("<E> errbitstat.c: env var %s is not set! Default to %i\n", envName, retVal);
+    }
+  }
+  else{
+    if(errbitstatDebug)
+      printf("<E> errbitstat.c: env var %s is not known! Default to %i\n", envName, retVal);
+  }
+
+  return retVal; 
+}
+
 static void errbit2logger( const uint32_t errbit, const uint32_t errbitstat, int nrOfErrWord, const int subsys )
 {
   int i, j;
@@ -163,7 +201,7 @@ long errbitstat_proc( struct genSubRecord *pgsub )
 	 *  ERRBITLOG = 0/1 (log via syslog (off/on))
 	 *  ERRBITWAIT = wait time in seconds
 	 */
-	if(atoi(getenv("ERRBITLOG")) && ((int)dT > atoi(getenv("ERRBITWAIT")))){
+	if(env2int("ERRBITLOG") && ((int)dT > env2int("ERRBITWAIT"))){
 	  errbit2logger(*out[i], *out[i+5], i, j);
 	  t0 = t;
 	}
-- 
2.43.0