pg driver: i18n and some cosmetics

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@50381 15284696-431f-4ddb-bdfa-cd5b030d7da7

db/drivers/postgres/create_table.c

@@ -1,4 +1,16 @@
+/*!
+  \file db/driver/postgres/create_table.c
+  
+  \brief DBMI - Low Level PostgreSQL database driver - create table
+  
+  This program is free software under the GNU General Public License
+  (>=v2). Read the file COPYING that comes with GRASS for details.
+  
+  \author Radim Blazek
+ */
+
 #include <grass/dbmi.h>
+#include <grass/glocale.h>
 #include "globals.h"
 #include "proto.h"
 
@@ -77,7 +89,7 @@ int db__driver_create_table(dbTable * table)
 	    break;
 
 	default:
-	    G_warning("Unknown column type (%s)", colname);
+	    G_warning(_("Unknown column type (%s)"), colname);
 	    return DB_FAILED;
 	}
     }
@@ -89,7 +101,7 @@ int db__driver_create_table(dbTable * table)
     res = PQexec(pg_conn, db_get_string(&sql));
 
     if (!res || PQresultStatus(res) != PGRES_COMMAND_OK) {
-	append_error("Cannot create table:\n");
+	append_error(_("Unable to create table:\n"));
 	append_error(db_get_string(&sql));
 	append_error("\n");
 	append_error(PQerrorMessage(pg_conn));
@@ -118,7 +130,7 @@ int db__driver_create_table(dbTable * table)
     res = PQexec(pg_conn, db_get_string(&sql));
 
     if (!res || PQresultStatus(res) != PGRES_COMMAND_OK) {
-	append_error("Cannot grant select on table:\n");
+	append_error(_("Unable to grant select on table:\n"));
 	append_error(db_get_string(&sql));
 	append_error("\n");
 	append_error(PQerrorMessage(pg_conn));

db/drivers/postgres/cursor.c

@@ -1,6 +1,17 @@
+/*!
+  \file db/driver/postgres/cursor.c
+  
+  \brief DBMI - Low Level PostgreSQL database driver - cursor manipulation
+  
+  This program is free software under the GNU General Public License
+  (>=v2). Read the file COPYING that comes with GRASS for details.
+  
+  \author Radim Blazek
+ */
 #include <stdio.h>
 #include <grass/gis.h>
 #include <grass/dbmi.h>
+#include <grass/glocale.h>
 #include "globals.h"
 #include "proto.h"
 
@@ -29,7 +40,7 @@ cursor *alloc_cursor(void)
     /* allocate the cursor */
     c = (cursor *) db_malloc(sizeof(cursor));
     if (c == NULL) {
-	append_error("Cannot allocate cursor.");
+	append_error(_("Unable allocate cursor."));
 	return NULL;
     }
 
@@ -38,7 +49,7 @@ cursor *alloc_cursor(void)
     /* tokenize it */
     c->token = db_new_token(c);
     if (c->token < 0) {
-	append_error("Cannot ad new token.");
+	append_error(_("Unable to add new token."));
 	return NULL;
     }
 

db/drivers/postgres/db.c

@@ -1,7 +1,20 @@
+/*!
+  \file db/driver/postgres/db.c
+  
+  \brief DBMI - Low Level PostgreSQL database driver - open/close database.
+  
+  This program is free software under the GNU General Public License
+  (>=v2). Read the file COPYING that comes with GRASS for details.
+  
+  \author Radim Blazek
+ */
+
 #include <stdlib.h>
 #include <string.h>
 #include <grass/dbmi.h>
 #include <grass/gis.h>
+#include <grass/glocale.h>
+
 #include "globals.h"
 #include "proto.h"
 
@@ -23,7 +36,7 @@ int db__driver_open_database(dbHandle * handle)
 	name = connection.databaseName;
 
     G_debug(3,
-	    "db_driver_open_database() driver=pg database definition = '%s'",
+	    "db_driver_open_database(): driver=pg database definition = '%s'",
 	    name);
 
     if (parse_conn(name, &pgconn) == DB_FAILED) {
@@ -32,19 +45,19 @@ int db__driver_open_database(dbHandle * handle)
     }
 
     G_debug(3,
-	    "host = %s, port = %s, options = %s, tty = %s, dbname = %s, user = %s, password = %s, "
+	    "db_driver_open_database(): host = %s, port = %s, options = %s, tty = %s, "
+	    "dbname = %s, user = %s, password = %s, "
 	    "schema = %s", pgconn.host, pgconn.port, pgconn.options,
 	    pgconn.tty, pgconn.dbname, pgconn.user, pgconn.password,
 	    pgconn.schema);
 
     db_get_login("pg", name, &user, &password);
 
-    pg_conn =
-	PQsetdbLogin(pgconn.host, pgconn.port, pgconn.options, pgconn.tty,
-		     pgconn.dbname, user, password);
-
+    pg_conn = PQsetdbLogin(pgconn.host, pgconn.port, pgconn.options, pgconn.tty,
+			   pgconn.dbname, user, password);
+    
     if (PQstatus(pg_conn) == CONNECTION_BAD) {
-	append_error("Cannot connect to Postgres: ");
+	append_error(_("Unable to connect to Postgres: "));
 	append_error(PQerrorMessage(pg_conn));
 	report_error();
 	PQfinish(pg_conn);
@@ -58,18 +71,19 @@ int db__driver_open_database(dbHandle * handle)
     /*
        if ( schema ) 
        schema = connection.schemaName;
-     */
+    */
 
     if (pgconn.schema) {
 	schema = pgconn.schema;
     }
 
+    /* set path to the schema */
     if (schema && strlen(schema) > 0) {
 	sprintf(buf, "set search_path to %s", schema);
 	res = PQexec(pg_conn, buf);
 
 	if (!res || PQresultStatus(res) != PGRES_COMMAND_OK) {
-	    append_error("Cannot set schema: ");
+	    append_error(_("Unable to set schema: "));
 	    append_error(schema);
 	    report_error();
 	    PQclear(res);
@@ -78,17 +92,16 @@ int db__driver_open_database(dbHandle * handle)
     }
 
     /* Read internal codes */
-    res =
-	PQexec(pg_conn,
-	       "select oid, typname from pg_type where typname in ( "
-	       "'bit', 'int2', 'int4', 'int8', 'serial', 'oid', "
-	       "'float4', 'float8', 'numeric', "
-	       "'char', 'bpchar', 'varchar', 'text', "
-	       "'time', 'date', 'timestamp', "
-	       "'bool', 'geometry' ) order by oid");
-
+    res = PQexec(pg_conn,
+		 "select oid, typname from pg_type where typname in ( "
+		 "'bit', 'int2', 'int4', 'int8', 'serial', 'oid', "
+		 "'float4', 'float8', 'numeric', "
+		 "'char', 'bpchar', 'varchar', 'text', "
+		 "'time', 'date', 'timestamp', "
+		 "'bool', 'geometry' ) order by oid");
+    
     if (!res || PQresultStatus(res) != PGRES_TUPLES_OK) {
-	append_error("Cannot select data types");
+	append_error(_("Unable to select data types"));
 	report_error();
 	PQclear(res);
 	return DB_FAILED;
@@ -143,7 +156,7 @@ int db__driver_open_database(dbHandle * handle)
 	else
 	    type = PG_TYPE_UNKNOWN;
 
-	G_debug(3, "pgtype = %d, \tname = %s -> \ttype = %d", pgtype,
+	G_debug(3, "db_driver_open_database(): pgtype = %d, name = %s -> type = %d", pgtype,
 		PQgetvalue(res, row, 1), type);
 	pg_types[row][1] = type;
     }

db/drivers/postgres/describe.c

@@ -1,8 +1,18 @@
+/*!
+  \file db/driver/postgres/cursor.c
+  
+  \brief DBMI - Low Level PostgreSQL database driver - describe table
+  
+  This program is free software under the GNU General Public License
+  (>=v2). Read the file COPYING that comes with GRASS for details.
+  
+  \author Radim Blazek
+ */
 #include <grass/dbmi.h>
 #include <grass/datetime.h>
+#include <grass/glocale.h>
 #include "globals.h"
 #include "proto.h"
-#include <grass/glocale.h>
 
 int db__driver_describe_table(dbString * table_name, dbTable ** table)
 {
@@ -27,7 +37,7 @@ int db__driver_describe_table(dbString * table_name, dbTable ** table)
     }
 
     if (describe_table(res, table, NULL) == DB_FAILED) {
-	append_error("Cannot describe table\n");
+	append_error(_("Unable to describe table\n"));
 	report_error();
 	PQclear(res);
 	return DB_FAILED;

db/drivers/postgres/error.c

@@ -1,6 +1,19 @@
+/*!
+  \file db/driver/postgres/error.c
+  
+  \brief DBMI - Low Level PostgreSQL database driver - report errors
+  
+  This program is free software under the GNU General Public License
+  (>=v2). Read the file COPYING that comes with GRASS for details.
+  
+  \author Radim Blazek
+*/
+
 #include <stdio.h>
 #include <grass/gis.h>
 #include <grass/dbmi.h>
+#include <grass/glocale.h>
+
 #include "globals.h"
 
 /* init error message */
@@ -11,7 +24,7 @@ void init_error(void)
 	db_init_string(errMsg);
     }
 
-    db_set_string(errMsg, "DBMI-Postgres driver error:\n");
+    db_set_string(errMsg, _("DBMI-Postgres driver error:\n"));
 }
 
 /* append error message */
@@ -20,7 +33,7 @@ void append_error(const char *msg)
     db_append_string(errMsg, msg);
 }
 
-
+/* report error message */
 void report_error(void)
 {
     db_append_string(errMsg, "\n");

db/drivers/postgres/execute.c

@@ -1,17 +1,14 @@
+/*!
+  \file db/driver/postgres/execute.c
+  
+  \brief DBMI - Low Level PostgreSQL database driver - execute statemets
+  
+  This program is free software under the GNU General Public License
+  (>=v2). Read the file COPYING that comes with GRASS for details.
+  
+  \author Radim Blazek
+ */
 
-/****************************************************************************
- *
- * MODULE:       execute
- * AUTHOR(S):    Alex Shevlakov <sixote yahoo.com> (original contributor)
- *               Huidae Cho <grass4u gmail.com>, Glynn Clements <glynn gclements.plus.com>, Markus Neteler <neteler itc.it>, Radim Blazek <radim.blazek gmail.com>
- * PURPOSE:      PostgreSQL driver
- * COPYRIGHT:    (C) 2002-2006 by the GRASS Development Team
- *
- *               This program is free software under the GNU General Public
- *               License (>=v2). Read the file COPYING that comes with GRASS
- *               for details.
- *
- *****************************************************************************/
 #include <stdlib.h>
 
 #include <grass/dbmi.h>
@@ -28,15 +25,17 @@ int db__driver_execute_immediate(dbString * sql)
 
     init_error();
 
-    /* Postgres supports in addition to standard escape character ' (apostrophe) also \ (basckslash)
-     * as this is not SQL standard, GRASS modules cannot work escape all \ in the text
-     * because other drivers do not support this feature. For example, if a text contains 
-     * string \' GRASS modules escape ' by another ' and string passed to driver is \''
-     * postgres takes \' as ' but second ' remains not escaped, result is error.
-     * Because of this, all occurencies of \ in sql are escaped by \ */
+    /* Postgres supports in addition to standard escape character '
+     * (apostrophe) also \ (basckslash) as this is not SQL standard,
+     * GRASS modules cannot work escape all \ in the text because
+     * other drivers do not support this feature. For example, if a
+     * text contains string \' GRASS modules escape ' by another ' and
+     * string passed to driver is \'' postgres takes \' as ' but
+     * second ' remains not escaped, result is error.  Because of
+     * this, all occurencies of \ in sql are escaped by \ */
     str = G_str_replace(db_get_string(sql), "\\", "\\\\");
 
-    G_debug(3, "Escaped SQL: %s", str);
+    G_debug(3, "db__driver_execute_immediate(): Escaped SQL: '%s'", str);
 
     res = PQexec(pg_conn, str);
 

db/drivers/postgres/fetch.c

@@ -1,11 +1,22 @@
-/* TODO: implement time zone handling */
+/*!
+  \file db/driver/postgres/fetch.c
+  
+  \brief DBMI - Low Level PostgreSQL database driver - fetch data
+
+  \todo implement time zone handling
+  
+  This program is free software under the GNU General Public License
+  (>=v2). Read the file COPYING that comes with GRASS for details.
+  
+  \author Radim Blazek
+ */
 
 #include <stdlib.h>
 #include <string.h>
 #include <grass/dbmi.h>
+#include <grass/glocale.h>
 #include "globals.h"
 #include "proto.h"
-#include <grass/glocale.h>
 
 int db__driver_fetch(dbCursor * cn, int position, int *more)
 {
@@ -19,7 +30,7 @@ int db__driver_fetch(dbCursor * cn, int position, int *more)
 
     /* get the cursor by its token */
     if (!(c = (cursor *) db_find_token(token))) {
-	append_error("Cursor not found");
+	append_error(_("Cursor not found"));
 	report_error();
 	return DB_FAILED;
     }
@@ -114,7 +125,7 @@ int db__driver_fetch(dbCursor * cn, int position, int *more)
 			&(value->t.year), &(value->t.month), &(value->t.day));
 
 	    if (ns != 3) {
-		append_error("Cannot scan date:");
+		append_error(_("Unable to scan date:"));
 		append_error(PQgetvalue(c->res, c->row, col));
 		report_error();
 		return DB_FAILED;
@@ -131,7 +142,7 @@ int db__driver_fetch(dbCursor * cn, int position, int *more)
 			&(value->t.seconds));
 
 	    if (ns != 3) {
-		append_error("Cannot scan time:");
+		append_error(_("Unable to scan time:"));
 		append_error(PQgetvalue(c->res, c->row, col));
 		report_error();
 		return DB_FAILED;
@@ -149,14 +160,13 @@ int db__driver_fetch(dbCursor * cn, int position, int *more)
 			&(value->t.minute), &(value->t.seconds), &tz);
 
 	    if (ns == 7) {
-		append_error
-		    ("Cannot scan timestamp (no idea how to process time zone):");
+		append_error(_("Unable to scan timestamp (no idea how to process time zone):"));
 		append_error(PQgetvalue(c->res, c->row, col));
 		report_error();
 		return DB_FAILED;
 	    }
 	    else if (ns < 6) {
-		append_error("Cannot scan timestamp (not enough arguments):");
+		append_error(_("Unable to scan timestamp (not enough arguments):"));
 		append_error(PQgetvalue(c->res, c->row, col));
 		report_error();
 		return DB_FAILED;
@@ -169,7 +179,7 @@ int db__driver_fetch(dbCursor * cn, int position, int *more)
 	    else if (strcmp(PQgetvalue(c->res, c->row, col), "f") == 0)
 		db_set_string(&(value->s), "0");
 	    else
-		G_warning(_("Cannot recognize boolean value"));
+		G_warning(_("Unable to recognize boolean value"));
 	    break;
 	}
     }
@@ -187,7 +197,7 @@ int db__driver_get_num_rows(dbCursor * cn)
 
     /* get the cursor by its token */
     if (!(c = (cursor *) db_find_token(token))) {
-	append_error("Cursor not found");
+	append_error(_("Taken not found"));
 	report_error();
 	return DB_FAILED;
     }

db/drivers/postgres/globals.h

@@ -48,7 +48,7 @@ typedef enum
 
     PG_TYPE_BOOL,		/* bool, boolean */
 
-    PG_TYPE_POSTGIS_GEOM	/* Geometry column of PostGIS, GRASS internal type */
+    PG_TYPE_POSTGIS_GEOM	/* geometry column of PostGIS, GRASS internal type */
 } PG_TYPES;
 
 

db/drivers/postgres/index.c

@@ -1,4 +1,19 @@
+/*!
+  \file db/driver/postgres/index.c
+  
+  \brief DBMI - Low Level PostgreSQL database driver - index management
+
+  \todo implement time zone handling
+  
+  This program is free software under the GNU General Public License
+  (>=v2). Read the file COPYING that comes with GRASS for details.
+  
+  \author Radim Blazek
+ */
+
 #include <grass/dbmi.h>
+#include <grass/glocale.h>
+
 #include "globals.h"
 #include "proto.h"
 
@@ -41,7 +56,7 @@ int db__driver_create_index(dbIndex * index)
     res = PQexec(pg_conn, db_get_string(&sql));
 
     if (!res || PQresultStatus(res) != PGRES_COMMAND_OK) {
-	append_error("Cannot create index:\n");
+	append_error(_("Unable to create index:\n"));
 	append_error(db_get_string(&sql));
 	append_error("\n");
 	append_error(PQerrorMessage(pg_conn));

db/drivers/postgres/listdb.c

@@ -1,4 +1,15 @@
+/*!
+  \file db/driver/postgres/listdb.c
+  
+  \brief DBMI - Low Level PostgreSQL database driver - list databases
+  
+  This program is free software under the GNU General Public License
+  (>=v2). Read the file COPYING that comes with GRASS for details.
+  
+  \author Radim Blazek
+ */
 #include <grass/dbmi.h>
+#include <grass/glocale.h>
 #include "globals.h"
 #include "proto.h"
 
@@ -17,7 +28,7 @@ int db__driver_list_databases(dbString * dbpath, int npaths,
 
     /* TODO: the solution below is not good as user usually does not have permissions for "template1" */
     append_error
-	("db_driver_list_databases() is not implemented in pg driver");
+	(_("db_driver_list_databases() is not implemented in pg driver"));
     report_error();
     return DB_FAILED;
 
@@ -37,7 +48,7 @@ int db__driver_list_databases(dbString * dbpath, int npaths,
 		"template1");
 
     if (PQstatus(pg_conn) == CONNECTION_BAD) {
-	append_error("Cannot connect to Postgres:\n");
+	append_error(_("Unable to connect to Postgres:\n"));
 	append_error(PQerrorMessage(pg_conn));
 	report_error();
 	PQfinish(pg_conn);
@@ -47,7 +58,7 @@ int db__driver_list_databases(dbString * dbpath, int npaths,
     res = PQexec(pg_conn, "select datname from pg_database");
 
     if (!res || PQresultStatus(res) != PGRES_TUPLES_OK) {
-	append_error("Cannot select from Postgres:\n");
+	append_error(_("Unable to select from Postgres:\n"));
 	append_error(PQerrorMessage(pg_conn));
 	report_error();
 	PQclear(res);
@@ -59,7 +70,7 @@ int db__driver_list_databases(dbString * dbpath, int npaths,
 
     list = db_alloc_handle_array(rec_num);
     if (list == NULL) {
-	append_error("Cannot db_alloc_handle_array()");
+	append_error(_("Out of memory"));
 	report_error();
 	return DB_FAILED;
     }

db/drivers/postgres/listtab.c

@@ -1,6 +1,17 @@
+/*!
+  \file db/driver/postgres/listdb.c
+  
+  \brief DBMI - Low Level PostgreSQL database driver - list tables
+  
+  This program is free software under the GNU General Public License
+  (>=v2). Read the file COPYING that comes with GRASS for details.
+  
+  \author Radim Blazek
+ */
 #include <stdlib.h>
 #include <string.h>
 #include <grass/dbmi.h>
+#include <grass/glocale.h>
 #include "globals.h"
 #include "proto.h"
 
@@ -23,7 +34,7 @@ int db__driver_list_tables(dbString ** tlist, int *tcount, int system)
 	       "select * from pg_tables where tablename !~ 'pg_*' order by tablename");
 
     if (!rest || PQresultStatus(rest) != PGRES_TUPLES_OK) {
-	append_error("Cannot select table names\n");
+	append_error(_("Unable to select table names\n"));
 	append_error(PQerrorMessage(pg_conn));
 	report_error();
 	PQclear(rest);
@@ -48,7 +59,7 @@ int db__driver_list_tables(dbString ** tlist, int *tcount, int system)
 	       "SELECT * FROM pg_views WHERE schemaname NOT IN ('pg_catalog','information_schema') AND viewname !~ '^pg_'");
 
     if (!resv || PQresultStatus(resv) != PGRES_TUPLES_OK) {
-	append_error("Cannot select view names\n");
+	append_error(_("Unable to select view names\n"));
 	append_error(PQerrorMessage(pg_conn));
 	report_error();
 	PQclear(resv);
@@ -75,7 +86,7 @@ int db__driver_list_tables(dbString ** tlist, int *tcount, int system)
     list = db_alloc_string_array(nrows);
 
     if (list == NULL) {
-	append_error("Cannot db_alloc_string_array()");
+	append_error(_("db_alloc_string_array() failed"));
 	report_error();
 	return DB_FAILED;
     }

db/drivers/postgres/parse.c

@@ -1,3 +1,14 @@
+/*!
+  \file db/driver/postgres/parse.c
+  
+  \brief DBMI - Low Level PostgreSQL database driver - parse connection string
+  
+  This program is free software under the GNU General Public License
+  (>=v2). Read the file COPYING that comes with GRASS for details.
+  
+  \author Radim Blazek
+*/
+
 #include <stdlib.h>
 #include <string.h>
 #include <grass/gis.h>
@@ -7,31 +18,24 @@
 #include <grass/glocale.h>
 
 /*
- * \brief Parse connection string in form:
- *    1) 'database_name'
- *    2) 'host=xx,port=xx,dbname=xx'
- *  
- *  returns:  DB_OK     - OK
- *            DB_FAILED - error
- */
+  \brief Parse connection string in form:
+  1) 'database_name'
+  2) 'host=xx,port=xx,dbname=xx'
+  
+  \returns DB_OK on success
+  \return DB_FAILED on failure
+*/
 int parse_conn(const char *str, PGCONN * pgconn)
 {
     int i;
     char **tokens, delm[2];
 
     /* reset */
-    pgconn->host = NULL;
-    pgconn->port = NULL;
-    pgconn->options = NULL;
-    pgconn->tty = NULL;
-    pgconn->dbname = NULL;
-    pgconn->user = NULL;
-    pgconn->password = NULL;
-    pgconn->schema = NULL;
+    G_zero(pgconn, sizeof(PGCONN));
 
-    G_debug(3, "parse_conn : %s", str);
+    G_debug(3, "parse_conn: '%s'", str);
 
-    if (strchr(str, '=') == NULL) {	/*db name only */
+    if (strchr(str, '=') == NULL) {	/* db name only */
 	pgconn->dbname = G_store(str);
     }
     else {

db/drivers/postgres/priv.c

@@ -1,4 +1,15 @@
+/*!
+  \file db/driver/postgres/priv.c
+  
+  \brief DBMI - Low Level PostgreSQL database driver - privilages
+  
+  This program is free software under the GNU General Public License
+  (>=v2). Read the file COPYING that comes with GRASS for details.
+  
+  \author Radim Blazek
+ */
 #include <grass/dbmi.h>
+#include <grass/glocale.h>
 #include "globals.h"
 #include "proto.h"
 
@@ -39,7 +50,7 @@ int db__driver_grant_on_table(dbString * tableName, int priv, int to)
     res = PQexec(pg_conn, db_get_string(&sql));
 
     if (!res || PQresultStatus(res) != PGRES_COMMAND_OK) {
-	append_error("Cannot grant on table:\n");
+	append_error(_("Unable grant on table:\n"));
 	append_error(db_get_string(&sql));
 	append_error("\n");
 	append_error(PQerrorMessage(pg_conn));

db/drivers/postgres/select.c

@@ -1,6 +1,19 @@
+/*!
+  \file db/driver/postgres/db.c
+  
+  \brief DBMI - Low Level PostgreSQL database driver - select cursor
+  
+  This program is free software under the GNU General Public License
+  (>=v2). Read the file COPYING that comes with GRASS for details.
+  
+  \author Radim Blazek
+ */
+
 #include <stdlib.h>
 #include <grass/dbmi.h>
 #include <grass/gis.h>
+#include <grass/glocale.h>
+
 #include "globals.h"
 #include "proto.h"
 
@@ -17,7 +30,7 @@ int db__driver_open_select_cursor(dbString * sel, dbCursor * dbc, int mode)
     res = PQexec(pg_conn, "SET DATESTYLE TO ISO");
 
     if (!res || PQresultStatus(res) != PGRES_COMMAND_OK) {
-	append_error("Cannot set DATESTYLE\n");
+	append_error(_("Unable set DATESTYLE"));
 	report_error();
 	PQclear(res);
 	return DB_FAILED;
@@ -40,9 +53,9 @@ int db__driver_open_select_cursor(dbString * sel, dbCursor * dbc, int mode)
     c->res = PQexec(pg_conn, str);
 
     if (!c->res || PQresultStatus(c->res) != PGRES_TUPLES_OK) {
-	append_error("Cannot select: \n");
+	append_error(_("Unable to select:\n'"));
 	append_error(db_get_string(sel));
-	append_error("\n");
+	append_error("'");
 	append_error(PQerrorMessage(pg_conn));
 	report_error();
 	PQclear(c->res);
@@ -55,7 +68,7 @@ int db__driver_open_select_cursor(dbString * sel, dbCursor * dbc, int mode)
 	G_free(str);
 
     if (describe_table(c->res, &table, c) == DB_FAILED) {
-	append_error("Cannot describe table\n");
+	append_error(_("Unable to describe table"));
 	report_error();
 	PQclear(res);
 	return DB_FAILED;