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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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12
src/backend/executor/functions.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/executor/functions.c,v 1.76 2003/11/29 19:51:48 pgsql Exp $
* $PostgreSQL: pgsql/src/backend/executor/functions.c,v 1.77 2004/01/07 18:56:26 neilc Exp $
*
*-------------------------------------------------------------------------
*/
@ -47,7 +47,7 @@ typedef struct local_es
QueryDesc *qd; /* null unless status == RUN */
} execution_state;
#define LAST_POSTQUEL_COMMAND(es) ((es)->next == (execution_state *) NULL)
#define LAST_POSTQUEL_COMMAND(es) ((es)->next == NULL)
/*
@ -259,7 +259,7 @@ init_sql_fcache(FmgrInfo *finfo)
}
}
else
argOidVect = (Oid *) NULL;
argOidVect = NULL;
tmp = SysCacheGetAttr(PROCOID,
procedureTuple,
@ -304,7 +304,7 @@ postquel_getnext(execution_state *es)
if (es->qd->operation == CMD_UTILITY)
{
ProcessUtility(es->qd->parsetree->utilityStmt, es->qd->dest, NULL);
return (TupleTableSlot *) NULL;
return NULL;
}
/*
@ -358,7 +358,7 @@ postquel_sub_params(SQLFunctionCachePtr fcache,
paramLI[nargs].kind = PARAM_INVALID;
}
else
paramLI = (ParamListInfo) NULL;
paramLI = NULL;
if (fcache->paramLI)
pfree(fcache->paramLI);
@ -551,7 +551,7 @@ fmgr_sql(PG_FUNCTION_ARGS)
/*
* If we've gone through every command in this function, we are done.
*/
if (es == (execution_state *) NULL)
if (es == NULL)
{
/*
* Reset the execution states to start over again on next call.