Fix to_char() to avoid coredump on NULL input. Not needed in current

sources due to fmgr rewrite, but 7.0.3 can use the patch...

diff --git a/src/backend/utils/adt/formatting.c b/src/backend/utils/adt/formatting.c
index 623691932348ed2df56e652d40a4085d9732c77e..0701b8006722d75c28b29d0ad6e0086b6c6a68ba 100644 (file)
--- a/src/backend/utils/adt/formatting.c
+++ b/src/backend/utils/adt/formatting.c
@@ -1,7 +1,7 @@
 /* -----------------------------------------------------------------------
  * formatting.c
  *
- * $Header: /cvsroot/pgsql/src/backend/utils/adt/formatting.c,v 1.8.2.1 2000/10/19 18:39:03 tgl Exp $
+ * $Header: /cvsroot/pgsql/src/backend/utils/adt/formatting.c,v 1.8.2.2 2000/10/22 19:19:42 tgl Exp $
  *
  *
  *      Portions Copyright (c) 1999-2000, PostgreSQL, Inc
@@ -4006,6 +4006,9 @@ numeric_to_char(Numeric value, text *fmt)
                           *p;
        Numeric         x = NULL;
 
+       if (!value)
+               return textin("");
+
        NUM_TOCHAR_prepare;
 
        /* ----------
@@ -4089,7 +4092,7 @@ int4_to_char(int32 value, text *fmt)
                                plen = 0,
                                sign = 0;
        char       *numstr,
-                          *orgnum;
+                       *orgnum;
 
        NUM_TOCHAR_prepare;
 
@@ -4170,6 +4173,9 @@ int8_to_char(int64 *value, text *fmt)
        char       *numstr,
                           *orgnum;
 
+       if (!value)
+               return textin("");
+
        NUM_TOCHAR_prepare;
 
        /* ----------
@@ -4252,6 +4258,9 @@ float4_to_char(float32 value, text *fmt)
                           *orgnum,
                           *p;
 
+       if (!value)
+               return textin("");
+
        NUM_TOCHAR_prepare;
 
        if (IS_ROMAN(&Num))
@@ -4330,6 +4339,9 @@ float8_to_char(float64 value, text *fmt)
                           *orgnum,
                           *p;
 
+       if (!value)
+               return textin("");
+
        NUM_TOCHAR_prepare;
 
        if (IS_ROMAN(&Num))