Remove pg_parse_string_token() --- not needed anymore.

src/backend/parser/parser.c

@@ -14,7 +14,7 @@
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/parser/parser.c,v 1.82 2009/11/09 18:38:48 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/backend/parser/parser.c,v 1.83 2009/11/12 01:13:12 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -61,39 +61,6 @@ raw_parser(const char *str)
 }
 
 
-/*
- * pg_parse_string_token - get the value represented by a string literal
- *
- * Given the textual form of a SQL string literal, produce the represented
- * value as a palloc'd string.  It is caller's responsibility that the
- * passed string does represent one single string literal.
- *
- * We export this function to avoid having plpgsql depend on internal details
- * of the core grammar (such as the token code assigned to SCONST).
- */
-char *
-pg_parse_string_token(const char *token)
-{
-	core_yyscan_t yyscanner;
-	base_yy_extra_type yyextra;
-	int			ctoken;
-	core_YYSTYPE yylval;
-	YYLTYPE		yylloc;
-
-	yyscanner = scanner_init(token, &yyextra.core_yy_extra,
-							 ScanKeywords, NumScanKeywords);
-
-	ctoken = core_yylex(&yylval, &yylloc, yyscanner);
-
-	if (ctoken != SCONST)		/* caller error */
-		elog(ERROR, "expected string constant, got token code %d", ctoken);
-
-	scanner_finish(yyscanner);
-
-	return yylval.str;
-}
-
-
 /*
  * Intermediate filter between parser and core lexer (core_yylex in scan.l).
  *

src/include/parser/parser.h

@@ -8,7 +8,7 @@
  * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/parser/parser.h,v 1.27 2009/07/13 00:42:17 tgl Exp $
+ * $PostgreSQL: pgsql/src/include/parser/parser.h,v 1.28 2009/11/12 01:13:12 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -31,11 +31,9 @@ extern bool escape_string_warning;
 extern PGDLLIMPORT bool standard_conforming_strings;
 
 
-/* Primary entry points for the raw parsing functions */
+/* Primary entry point for the raw parsing functions */
 extern List *raw_parser(const char *str);
 
-extern char *pg_parse_string_token(const char *token);
-
 /* Utility functions exported by gram.y (perhaps these should be elsewhere) */
 extern List *SystemFuncName(char *name);
 extern TypeName *SystemTypeName(char *name);