Fix some portability issues (reliance on gcc-isms).

contrib/tsearch2/dict.c

@@ -24,11 +24,14 @@ static void *plan_getdict = NULL;
 void
 init_dict(Oid id, DictInfo * dict)
 {
-	Oid			arg[1] = {OIDOID};
+	Oid			arg[1];
 	bool		isnull;
-	Datum		pars[1] = {ObjectIdGetDatum(id)};
+	Datum		pars[1];
 	int			stat;
 
+	arg[0] = OIDOID;
+	pars[0] = ObjectIdGetDatum(id);
+
 	memset(dict, 0, sizeof(DictInfo));
 	SPI_connect();
 	if (!plan_getdict)
@@ -135,12 +138,15 @@ static void *plan_name2id = NULL;
 Oid
 name2id_dict(text *name)
 {
-	Oid			arg[1] = {TEXTOID};
+	Oid			arg[1];
 	bool		isnull;
-	Datum		pars[1] = {PointerGetDatum(name)};
+	Datum		pars[1];
 	int			stat;
 	Oid			id = findSNMap_t(&(DList.name2id_map), name);
 
+	arg[0] = TEXTOID;
+	pars[0] = PointerGetDatum(name);
+
 	if (id)
 		return id;
 

contrib/tsearch2/ispell/spell.c

@@ -796,8 +796,9 @@ SplitToVariants( IspellDict * Conf, SPNode *snode, SplitVar * orig, char *word,
 	int level=(snode) ? minpos : startpos; /* recursive minpos==level*/
 	int lenaff;
 	CMPDAffix *caff;
-	char	notprobed[wordlen];
+	char	*notprobed;
 
+	notprobed = (char *) palloc(wordlen);
 	memset(notprobed,1,wordlen);
 	var = CopyVar(orig,1);
 
@@ -869,6 +870,7 @@ SplitToVariants( IspellDict * Conf, SPNode *snode, SplitVar * orig, char *word,
 					/* well, it was last word */
 					var->stem[ var->nstem ] = strnduplicate(word + startpos, wordlen - startpos);
 					var->nstem++;
+					pfree(notprobed);
 					return var;
 				} else {
 					/* then we will search more big word at the same point */
@@ -892,6 +894,7 @@ SplitToVariants( IspellDict * Conf, SPNode *snode, SplitVar * orig, char *word,
 
 	var->stem[ var->nstem ] = strnduplicate(word + startpos, wordlen - startpos);
 	var->nstem++;
+	pfree(notprobed);
 	return var;
 } 
 

contrib/tsearch2/rank.c

@@ -433,8 +433,10 @@ Cover(DocRepresentation * doc, int len, QUERYTYPE * query, int *pos, int *p, int
 
 	if (*p <= *q)
 	{
-		ChkDocR		ch = {f, (doc + lastpos) - f + 1};
+		ChkDocR		ch;
 
+		ch.doc = f;
+		ch.len = (doc + lastpos) - f + 1;
 		*pos = f - doc + 1;
 		if (TS_execute(GETQUERY(query), &ch, false, checkcondition_DR))
 		{

contrib/tsearch2/snmap.c

@@ -56,7 +56,10 @@ Oid
 findSNMap(SNMap * map, char *key)
 {
 	SNMapEntry *ptr;
-	SNMapEntry	ks = {key, 0};
+	SNMapEntry	ks;
+
+	ks.key = key;
+	ks.value = 0;
 
 	if (map->len == 0 || !map->list)
 		return 0;

contrib/tsearch2/ts_cfg.c

@@ -34,9 +34,9 @@ static Oid	current_cfg_id = 0;
 void
 init_cfg(Oid id, TSCfgInfo * cfg)
 {
-	Oid			arg[2] = {OIDOID, OIDOID};
+	Oid			arg[2];
 	bool		isnull;
-	Datum		pars[2] = {ObjectIdGetDatum(id), ObjectIdGetDatum(id)};
+	Datum		pars[2];
 	int			stat,
 				i,
 				j;
@@ -44,6 +44,11 @@ init_cfg(Oid id, TSCfgInfo * cfg)
 	text	   *prsname = NULL;
 	MemoryContext oldcontext;
 
+	arg[0] = OIDOID;
+	arg[1] = OIDOID;
+	pars[0] = ObjectIdGetDatum(id);
+	pars[1] = ObjectIdGetDatum(id);
+
 	memset(cfg, 0, sizeof(TSCfgInfo));
 	SPI_connect();
 	if (!plan_getcfg)
@@ -225,12 +230,15 @@ findcfg(Oid id)
 Oid
 name2id_cfg(text *name)
 {
-	Oid			arg[1] = {TEXTOID};
+	Oid			arg[1];
 	bool		isnull;
-	Datum		pars[1] = {PointerGetDatum(name)};
+	Datum		pars[1];
 	int			stat;
 	Oid			id = findSNMap_t(&(CList.name2id_map), name);
 
+	arg[0] = TEXTOID;
+	pars[0] = PointerGetDatum(name);
+
 	if (id)
 		return id;
 

contrib/tsearch2/wparser.c

@@ -27,11 +27,14 @@ static Oid	current_parser_id = InvalidOid;
 void
 init_prs(Oid id, WParserInfo * prs)
 {
-	Oid			arg[1] = {OIDOID};
+	Oid			arg[1];
 	bool		isnull;
-	Datum		pars[1] = {ObjectIdGetDatum(id)};
+	Datum		pars[1];
 	int			stat;
 
+	arg[0] = OIDOID;
+	pars[0] = ObjectIdGetDatum(id);
+
 	memset(prs, 0, sizeof(WParserInfo));
 	SPI_connect();
 	if (!plan_getparser)
@@ -132,16 +135,18 @@ static void *plan_name2id = NULL;
 Oid
 name2id_prs(text *name)
 {
-	Oid			arg[1] = {TEXTOID};
+	Oid			arg[1];
 	bool		isnull;
-	Datum		pars[1] = {PointerGetDatum(name)};
+	Datum		pars[1];
 	int			stat;
 	Oid			id = findSNMap_t(&(PList.name2id_map), name);
 
+	arg[0] = TEXTOID;
+	pars[0] = PointerGetDatum(name);
+
 	if (id)
 		return id;
 
-
 	SPI_connect();
 	if (!plan_name2id)
 	{

contrib/tsearch2/wparser_def.c

@@ -156,8 +156,10 @@ hlCover(HLPRSTEXT * prs, QUERYTYPE * query, int *p, int *q)
 
 	if (*p <= *q)
 	{
-		hlCheck		ch = {&(prs->words[*p]), *q - *p + 1};
+		hlCheck		ch;
 
+		ch.words = &(prs->words[*p]);
+		ch.len = *q - *p + 1;
 		if (TS_execute(GETQUERY(query), &ch, false, checkcondition_HL))
 			return true;
 		else