Removed some variables no longer needed.

src/interfaces/ecpg/ChangeLog

@@ -2424,6 +2424,10 @@ Fri, 14 Aug 2009 14:45:02 +0200
 
 	- Made sure sqlca is reset for declare cursor in Informix mode as
 	  pointed out by Böszörményi Zoltán <zb@cybertec.at>.
+
+Thu, 03 Sep 2009 11:45:13 +0200
+
+	- Removed some no longer used variables as reported by clang.
 	- Set ecpg library version to 6.2.
 	- Set compat library version to 3.2.
 	- Set ecpg version to 4.6.

src/interfaces/ecpg/compatlib/informix.c

-/* $PostgreSQL: pgsql/src/interfaces/ecpg/compatlib/informix.c,v 1.60 2009/08/14 13:28:22 meskes Exp $ */
+/* $PostgreSQL: pgsql/src/interfaces/ecpg/compatlib/informix.c,v 1.61 2009/09/03 09:59:20 meskes Exp $ */
 
 #define POSTGRES_ECPG_INTERNAL
 #include "postgres_fe.h"
@@ -767,13 +767,12 @@ rfmtlong(long lng_val, char *fmt, char *outbuf)
 	size_t		fmt_len = strlen(fmt);
 	size_t		temp_len;
 	int			i,
-				j,
+				j, /* position in temp */
 				k,
 				dotpos;
 	int			leftalign = 0,
 				blank = 0,
 				sign = 0,
-				entity = 0,
 				entitydone = 0,
 				signdone = 0,
 				brackets_ok = 0;
@@ -811,7 +810,6 @@ rfmtlong(long lng_val, char *fmt, char *outbuf)
 
 	/* start to parse the formatstring */
 	temp[0] = '\0';
-	j = 0;						/* position in temp */
 	k = value.digits - 1;		/* position in the value_string */
 	for (i = fmt_len - 1, j = 0; i >= 0; i--, j++)
 	{
@@ -819,9 +817,7 @@ rfmtlong(long lng_val, char *fmt, char *outbuf)
 		if (k < 0)
 		{
 			blank = 1;
-			if (k == -2)
-				entity = 1;
-			else if (k == -1)
+			if (k == -1)
 				sign = 1;
 			if (leftalign)
 			{

src/interfaces/ecpg/pgtypeslib/interval.c

-/* $PostgreSQL: pgsql/src/interfaces/ecpg/pgtypeslib/interval.c,v 1.41 2009/06/11 14:49:13 momjian Exp $ */
+/* $PostgreSQL: pgsql/src/interfaces/ecpg/pgtypeslib/interval.c,v 1.42 2009/09/03 09:59:20 meskes Exp $ */
 
 #include "postgres_fe.h"
 #include <time.h>
@@ -918,7 +918,7 @@ EncodeInterval(struct /* pg_ */ tm * tm, fsec_t fsec, int style, char *str)
 				AppendSeconds(cp, sec, fsec, MAX_INTERVAL_PRECISION, false);
 				cp += strlen(cp);
 				*cp++ = 'S';
-				*cp++ = '\0';
+				*cp = '\0';
 			}
 			break;
 

src/interfaces/ecpg/pgtypeslib/numeric.c

-/* $PostgreSQL: pgsql/src/interfaces/ecpg/pgtypeslib/numeric.c,v 1.33 2006/10/04 00:30:12 momjian Exp $ */
+/* $PostgreSQL: pgsql/src/interfaces/ecpg/pgtypeslib/numeric.c,v 1.34 2009/09/03 09:59:20 meskes Exp $ */
 
 #include "postgres_fe.h"
 #include <ctype.h>
@@ -1046,7 +1046,6 @@ select_div_scale(numeric *var1, numeric *var2, int *rscale)
 	NumericDigit firstdigit1,
 				firstdigit2;
 	int			res_dscale;
-	int			res_rscale;
 
 	/*
 	 * The result scale of a division isn't specified in any SQL standard. For
@@ -1098,7 +1097,7 @@ select_div_scale(numeric *var1, numeric *var2, int *rscale)
 	res_dscale = Min(res_dscale, NUMERIC_MAX_DISPLAY_SCALE);
 
 	/* Select result scale */
-	*rscale = res_rscale = res_dscale + 4;
+	*rscale = res_dscale + 4;
 
 	return res_dscale;
 }
@@ -1537,9 +1536,8 @@ int
 PGTYPESnumeric_to_double(numeric *nv, double *dp)
 {
 	double		tmp;
-	int			i;
 
-	if ((i = numericvar_to_double(nv, &tmp)) != 0)
+	if (numericvar_to_double(nv, &tmp) != 0)
 		return -1;
 	*dp = tmp;
 	return 0;

src/interfaces/ecpg/pgtypeslib/timestamp.c

 /*
- * $PostgreSQL: pgsql/src/interfaces/ecpg/pgtypeslib/timestamp.c,v 1.45 2009/06/11 14:49:13 momjian Exp $
+ * $PostgreSQL: pgsql/src/interfaces/ecpg/pgtypeslib/timestamp.c,v 1.46 2009/09/03 09:59:20 meskes Exp $
  */
 #include "postgres_fe.h"
 
@@ -237,8 +237,6 @@ recalc_t:
 			if (tzn != NULL)
 				*tzn = NULL;
 #endif
-
-			dt = dt2local(dt, *tzp);
 		}
 		else
 		{

src/interfaces/ecpg/preproc/type.c

-/* $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/type.c,v 1.84 2009/08/07 10:51:20 meskes Exp $ */
+/* $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/type.c,v 1.85 2009/09/03 09:59:20 meskes Exp $ */
 
 #include "postgres_fe.h"
 
@@ -228,7 +228,7 @@ static void ECPGdump_a_simple(FILE *o, const char *name, enum ECPGttype type,
 				  char *varcharsize,
 				  char *arrsiz, const char *siz, const char *prefix, int);
 static void ECPGdump_a_struct(FILE *o, const char *name, const char *ind_name, char *arrsiz,
-				  struct ECPGtype * type, struct ECPGtype * ind_type, const char *offset, const char *prefix, const char *ind_prefix);
+				  struct ECPGtype * type, struct ECPGtype * ind_type, const char *prefix, const char *ind_prefix);
 
 void
 ECPGdump_a_type(FILE *o, const char *name, struct ECPGtype * type,
@@ -254,7 +254,7 @@ ECPGdump_a_type(FILE *o, const char *name, struct ECPGtype * type,
 									  type->size,
 									  type->u.element,
 									  (ind_type == NULL) ? NULL : ((ind_type->type == ECPGt_NO_INDICATOR) ? ind_type : ind_type->u.element),
-									  NULL, prefix, ind_prefix);
+									  prefix, ind_prefix);
 					break;
 				default:
 					if (!IS_SIMPLE_TYPE(type->u.element->type))
@@ -280,7 +280,7 @@ ECPGdump_a_type(FILE *o, const char *name, struct ECPGtype * type,
 			if (indicator_set && ind_type->type != ECPGt_struct)
 				mmerror(INDICATOR_NOT_STRUCT, ET_FATAL, "indicator for struct has to be a struct");
 
-			ECPGdump_a_struct(o, name, ind_name, make_str("1"), type, ind_type, NULL, prefix, ind_prefix);
+			ECPGdump_a_struct(o, name, ind_name, make_str("1"), type, ind_type, prefix, ind_prefix);
 			break;
 		case ECPGt_union:		/* cannot dump a complete union */
 			base_yyerror("type of union has to be specified");
@@ -459,7 +459,7 @@ ECPGdump_a_simple(FILE *o, const char *name, enum ECPGttype type,
 
 /* Penetrate a struct and dump the contents. */
 static void
-ECPGdump_a_struct(FILE *o, const char *name, const char *ind_name, char *arrsiz, struct ECPGtype * type, struct ECPGtype * ind_type, const char *offsetarg, const char *prefix, const char *ind_prefix)
+ECPGdump_a_struct(FILE *o, const char *name, const char *ind_name, char *arrsiz, struct ECPGtype * type, struct ECPGtype * ind_type, const char *prefix, const char *ind_prefix)
 {
 	/*
 	 * If offset is NULL, then this is the first recursive level. If not then
@@ -467,18 +467,8 @@ ECPGdump_a_struct(FILE *o, const char *name, const char *ind_name, char *arrsiz,
 	 */
 	struct ECPGstruct_member *p,
 			   *ind_p = NULL;
-	char		obuf[BUFSIZ];
 	char		pbuf[BUFSIZ],
 				ind_pbuf[BUFSIZ];
-	const char *offset;
-
-	if (offsetarg == NULL)
-	{
-		sprintf(obuf, "sizeof(%s)", name);
-		offset = obuf;
-	}
-	else
-		offset = offsetarg;
 
 	if (atoi(arrsiz) == 1)
 		sprintf(pbuf, "%s%s.", prefix ? prefix : "", name);