From 3eb147071334a7900fb91b3346a81963aa4f1d5b Mon Sep 17 00:00:00 2001
From: zimoch <zimoch>
Date: Fri, 9 Dec 2011 17:32:55 +0000
Subject: [PATCH] compatibility with older versions: allow ? operator with
 missing :

---
 src/libCom/calc/postfix.c | 23 +++++++++++++++--------
 1 file changed, 15 insertions(+), 8 deletions(-)

diff --git a/src/libCom/calc/postfix.c b/src/libCom/calc/postfix.c
index 1f1a60789..04404fe51 100644
--- a/src/libCom/calc/postfix.c
+++ b/src/libCom/calc/postfix.c
@@ -376,6 +376,7 @@ epicsShareFunc long
 	    /* For : operator, also push COND_END code to stack */
 	    if (pel->name[0] == ':') {
 		if (--cond_count < 0) {
+                    fprintf(stderr, "postfix: ':' without '?'\n");
 		    *perror = CALC_ERR_CONDITIONAL;
 		    goto bad;
 		}
@@ -405,10 +406,13 @@ epicsShareFunc long
 		pstacktop--;
 	    }
 
-	    if (cond_count != 0) {
-		*perror = CALC_ERR_CONDITIONAL;
-		goto bad;
-	    }
+/*
+ * 	    if (cond_count != 0) {
+ *                 fprintf(stderr, "postfix: unbalanced '?:' at ';'\n");
+ * 		*perror = CALC_ERR_CONDITIONAL;
+ * 		goto bad;
+ * 	    }
+ */
 	    if (runtime_depth > 1) {
 		*perror = CALC_ERR_TOOMANY;
 		goto bad;
@@ -452,10 +456,13 @@ epicsShareFunc long
     }
     *pout = END_EXPRESSION;
 
-    if (cond_count != 0) {
-	*perror = CALC_ERR_CONDITIONAL;
-	goto bad;
-    }
+/*
+ *     if (cond_count != 0) {
+ *         fprintf(stderr, "postfix: unbalanced '?:' at end of CALC\n");
+ * 	*perror = CALC_ERR_CONDITIONAL;
+ * 	goto bad;
+ *     }
+ */
     if (operand_needed || runtime_depth != 1) {
 	*perror = CALC_ERR_INCOMPLETE;
 	goto bad;