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More janitorial work: remove the explicit casting of NULL literals to a

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pointer type when it is not necessary to do so.

For future reference, casting NULL to a pointer type is only necessary
when (a) invoking a function AND either (b) the function has no prototype
OR (c) the function is a varargs function.
This commit is contained in:
Neil Conway
2004-01-07 18:56:30 +00:00
parent afca5d50dc
commit 192ad63bd7
71 changed files with 424 additions and 436 deletions
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20
src/backend/utils/adt/formatting.c
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@@ -1,7 +1,7 @@
/* -----------------------------------------------------------------------
* formatting.c
*
* $PostgreSQL: pgsql/src/backend/utils/adt/formatting.c,v 1.71 2003/12/25 03:36:23 momjian Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/formatting.c,v 1.72 2004/01/07 18:56:28 neilc Exp $
*
*
* Portions Copyright (c) 1999-2003, PostgreSQL Global Development Group
@@ -927,7 +927,7 @@ index_seq_search(char *str, KeyWord *kw, int *index)
int poz;
if (!KeyWord_INDEX_FILTER(*str))
return (KeyWord *) NULL;
return NULL;
if ((poz = *(index + (*str - ' '))) > -1)
{
@@ -940,10 +940,10 @@ index_seq_search(char *str, KeyWord *kw, int *index)
return k;
k++;
if (!k->name)
return (KeyWord *) NULL;
return NULL;
} while (*str == *k->name);
}
return (KeyWord *) NULL;
return NULL;
}
static KeySuffix *
@@ -959,7 +959,7 @@ suff_search(char *str, KeySuffix *suf, int type)
if (!strncmp(str, s->name, s->len))
return s;
}
return (KeySuffix *) NULL;
return NULL;
}
/* ----------
@@ -1246,7 +1246,7 @@ parse_format(FormatNode *node, char *str, KeyWord *kw,
}
n->type = NODE_TYPE_CHAR;
n->character = *str;
n->key = (KeyWord *) NULL;
n->key = NULL;
n->suffix = 0;
++n;
x = *str;
@@ -1266,7 +1266,7 @@ parse_format(FormatNode *node, char *str, KeyWord *kw,
{
n->type = NODE_TYPE_CHAR;
n->character = *str;
n->key = (KeyWord *) NULL;
n->key = NULL;
node_set = 1;
last = 0;
str++;
@@ -2731,7 +2731,7 @@ DCH_cache_getnew(char *str)
return ent;
}
return (DCHCacheEntry *) NULL; /* never */
return NULL; /* never */
}
static DCHCacheEntry *
@@ -2761,7 +2761,7 @@ DCH_cache_search(char *str)
i++;
}
return (DCHCacheEntry *) NULL;
return NULL;
}
static text *
@@ -3362,7 +3362,7 @@ NUM_cache_search(char *str)
i++;
}
return (NUMCacheEntry *) NULL;
return NULL;
}
static void