[libgda] gda-mysql-meta.c: Add casts to avoid warnings.

[Murray Cumming <murrayc src gnome org>]

commit a0a6a92ae3656dafe630bbe7e432c9a564583a94
Author: Murray Cumming <murrayc murrayc com>
Date:   Mon Jan 23 11:04:59 2012 +0100

    gda-mysql-meta.c: Add casts to avoid warnings.
    
    Passing either a char* or a GValue* to the same function parameter
    is weird, but if it must be done then there should be explict casts.
    This avoids some compiler warnings.

 providers/reuseable/mysql/gda-mysql-meta.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/providers/reuseable/mysql/gda-mysql-meta.c b/providers/reuseable/mysql/gda-mysql-meta.c
index 67eef64..6e73596 100644
--- a/providers/reuseable/mysql/gda-mysql-meta.c
+++ b/providers/reuseable/mysql/gda-mysql-meta.c
@@ -957,8 +957,8 @@ map_mysql_type_to_gda (const GValue *value, const gchar *vlength)
 	else if (!strcmp (string, "bigint unsigned"))
 		newstring = "guint64";
 	else if (!strcmp (string, "char")) {
-		if (vlength && (G_VALUE_TYPE (vlength) == G_TYPE_INT) &&
-		    (g_value_get_int (vlength) > 1))
+		if (vlength && (G_VALUE_TYPE ((GValue*)vlength) == G_TYPE_INT) &&
+		    (g_value_get_int ((GValue*)vlength) > 1))
 			newstring = "gchararray";
 		else
 			newstring = "gchar";
@@ -1074,7 +1074,7 @@ _gda_mysql_meta__columns (G_GNUC_UNUSED GdaServerProvider  *prov,
 				break;
 			}
 
-			GValue *newvalue = map_mysql_type_to_gda (value1, value2);
+			GValue *newvalue = map_mysql_type_to_gda (value1, (const char*)(value2));
 
 			retval = gda_data_model_set_value_at (GDA_DATA_MODEL(proxy), 9, i, newvalue, error);
 			gda_value_free (newvalue);
@@ -1149,7 +1149,7 @@ _gda_mysql_meta_columns (G_GNUC_UNUSED GdaServerProvider  *prov,
 				break;
 			}
 
-			GValue *newvalue = map_mysql_type_to_gda (value1, value2);
+			GValue *newvalue = map_mysql_type_to_gda (value1, (const char*)value2);
 
 			retval = gda_data_model_set_value_at (GDA_DATA_MODEL(proxy), 9, i, newvalue, error);
 			gda_value_free (newvalue);