Const fixes from D'Arcy.

src/interfaces/libpq/fe-connect.c

@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-connect.c,v 1.89 1999/01/27 01:18:22 scrappy Exp $
+ *	  $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-connect.c,v 1.90 1999/02/04 03:20:39 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -48,7 +48,7 @@ static PGconn *makeEmptyPGconn(void);
 static void freePGconn(PGconn *conn);
 static void closePGconn(PGconn *conn);
 static int	conninfo_parse(const char *conninfo, char *errorMessage);
-static char *conninfo_getval(char *keyword);
+static const char *conninfo_getval(const char *keyword);
 static void conninfo_free(void);
 static void defaultNoticeProcessor(void *arg, const char *message);
 
@@ -172,8 +172,8 @@ static struct EnvironmentOptions
 PGconn *
 PQconnectdb(const char *conninfo)
 {
-	PGconn	   *conn;
-	char	   *tmp;
+	PGconn		   *conn;
+	const char	   *tmp;
 
 	/* ----------
 	 * Allocate memory for the conn structure
@@ -284,8 +284,8 @@ PQconndefaults(void)
 PGconn *
 PQsetdbLogin(const char *pghost, const char *pgport, const char *pgoptions, const char *pgtty, const char *dbName, const char *login, const char *pwd)
 {
-	PGconn	   *conn;
-	char	   *tmp;
+	PGconn		*conn;
+	const char	*tmp;
 
 	/* An error message from some service we call. */
 	bool		error = FALSE;
@@ -1137,7 +1137,7 @@ conninfo_parse(const char *conninfo, char *errorMessage)
 	char	   *pname;
 	char	   *pval;
 	char	   *buf;
-	char	   *tmp;
+	const char *tmp;
 	char	   *cp;
 	char	   *cp2;
 	PQconninfoOption *option;
@@ -1343,8 +1343,8 @@ conninfo_parse(const char *conninfo, char *errorMessage)
 }
 
 
-static char *
-conninfo_getval(char *keyword)
+static const char *
+conninfo_getval(const char *keyword)
 {
 	PQconninfoOption *option;
 

src/interfaces/libpq/fe-print.c

@@ -9,7 +9,7 @@
  * didn't really belong there.
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-print.c,v 1.17 1999/02/03 21:17:50 momjian Exp $
+ *	  $Header: /cvsroot/pgsql/src/interfaces/libpq/fe-print.c,v 1.18 1999/02/04 03:20:39 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -679,7 +679,7 @@ do_header(FILE *fout, PQprintOpt *po, const int nFields, int *fieldMax,
 		p = border;
 		if (po->standard)
 		{
-			char	   *fs = po->fieldSep;
+			const char	   *fs = po->fieldSep;
 
 			while (*fs++)
 				*p++ = '+';
@@ -691,7 +691,7 @@ do_header(FILE *fout, PQprintOpt *po, const int nFields, int *fieldMax,
 			for (len = fieldMax[j] + (po->standard ? 2 : 0); len--; *p++ = '-');
 			if (po->standard || (j + 1) < nFields)
 			{
-				char	   *fs = po->fieldSep;
+				const char	   *fs = po->fieldSep;
 
 				while (*fs++)
 					*p++ = '+';

src/interfaces/libpq/libpq-fe.h

@@ -6,7 +6,7 @@
  *
  * Copyright (c) 1994, Regents of the University of California
  *
- * $Id: libpq-fe.h,v 1.45 1998/10/06 14:16:49 tgl Exp $
+ * $Id: libpq-fe.h,v 1.46 1999/02/04 03:20:39 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -100,9 +100,9 @@ extern		"C"
 		pqbool		html3;		/* output html tables */
 		pqbool		expanded;	/* expand tables */
 		pqbool		pager;		/* use pager for output if needed */
-		char	   *fieldSep;	/* field separator */
-		char	   *tableOpt;	/* insert to HTML <table ...> */
-		char	   *caption;	/* HTML <caption> */
+		const char *fieldSep;	/* field separator */
+		const char *tableOpt;	/* insert to HTML <table ...> */
+		const char *caption;	/* HTML <caption> */
 		char	  **fieldName;	/* null terminated array of repalcement
 								 * field names */
 	} PQprintOpt;
@@ -113,12 +113,12 @@ extern		"C"
  */
 	typedef struct _PQconninfoOption
 	{
-		char	   *keyword;	/* The keyword of the option			*/
-		char	   *envvar;	/* Fallback environment variable name	*/
-		char	   *compiled;	/* Fallback compiled in default value	*/
-		char	   *val;		/* Options value						*/
-		char	   *label;		/* Label for field in connect dialog	*/
-		char	   *dispchar;	/* Character to display for this field	*/
+		const char	*keyword;	/* The keyword of the option			*/
+		const char	*envvar;	/* Fallback environment variable name	*/
+		const char	*compiled;	/* Fallback compiled in default value	*/
+		char		*val;		/* Options value						*/
+		const char	*label;		/* Label for field in connect dialog	*/
+		const char	*dispchar;	/* Character to display for this field	*/
 								/* in a connect dialog. Values are:		*/
 								/* ""	Display entered value as is  */
 								/* "*"	Password field - hide value  */