Added to the repository

+/* GNU Mailutils -- a suite of utilities for electronic mail
+   Copyright (C) 2004 Free Software Foundation, Inc.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with this library; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA  */
+
+#ifndef _MAILUTILS_SQL_H
+#define _MAILUTILS_SQL_H
+
+/* Loadable Modules Suppert */
+#define __s_cat2__(a,b) a ## b 
+#define __s_cat3__(a,b,c) a ## b ## c
+#define RDL_EXPORT(module,name) __s_cat3__(module,_LTX_,name)
+
+typedef int (*rdl_init_t) (void);
+typedef void (*rdl_done_t) (void);
+
+#ifdef _HAVE_LIBLTDL //FIXME: Remove leading _ when SQL + ltdl works
+# define MU_DECL_SQL_DISPATCH_T(mod) \
+  mu_sql_dispatch_t RDL_EXPORT(mod,dispatch_tab)
+#else
+# define MU_DECL_SQL_DISPATCH_T(mod) \
+  mu_sql_dispatch_t __s_cat2__(mod,_dispatch_tab)
+#endif
+
+enum mu_sql_connection_state {
+  mu_sql_not_connected,
+  mu_sql_connected,
+  mu_sql_query_run,
+  mu_sql_result_available
+};
+
+typedef struct mu_sql_connection *mu_sql_connection_t;
+
+struct mu_sql_connection
+{
+  int  interface;
+  char *server;
+  int  port;
+  char *login;
+  char *password;
+  char *dbname;
+  void *data;
+  enum mu_sql_connection_state state;
+};
+
+typedef struct mu_sql_dispatch mu_sql_dispatch_t;
+
+struct mu_sql_dispatch
+{
+  char *name;
+  int port;
+  
+  int (*init) (mu_sql_connection_t conn);
+  int (*destroy) (mu_sql_connection_t conn);
+
+  int (*connect) (mu_sql_connection_t conn);
+  int (*disconnect) (mu_sql_connection_t conn);
+
+  int (*query) (mu_sql_connection_t conn, char *query);
+  int (*store_result) (mu_sql_connection_t conn);
+  int (*release_result) (mu_sql_connection_t conn);
+  
+  int (*num_tuples) (mu_sql_connection_t conn, size_t *np);
+  int (*num_columns) (mu_sql_connection_t conn, size_t *np);
+
+  int (*get_column) (mu_sql_connection_t conn, size_t nrow, size_t ncol,
+		     char **pdata);
+
+  char *(*errstr) (mu_sql_connection_t conn);
+};
+
+/* Public interfaces */
+int mu_sql_interface_index (char *name);
+
+int mu_sql_connection_init (mu_sql_connection_t *conn, int interface,
+			    char *server, int  port, char *login,
+			    char *password, char *dbname);
+int mu_sql_connection_destroy (mu_sql_connection_t *conn);
+
+int mu_sql_connect (mu_sql_connection_t conn);
+int mu_sql_disconnect (mu_sql_connection_t conn);
+
+int mu_sql_query (mu_sql_connection_t conn, char *query);
+
+int mu_sql_store_result (mu_sql_connection_t conn);
+int mu_sql_release_result (mu_sql_connection_t conn);
+
+int mu_sql_num_tuples (mu_sql_connection_t conn, size_t *np);
+int mu_sql_num_columns (mu_sql_connection_t conn, size_t *np);
+
+int mu_sql_get_column (mu_sql_connection_t conn, size_t nrow, size_t ncol,
+		       char **pdata);
+
+char *mu_sql_strerror (mu_sql_connection_t conn);
+
+#endif

+#! /bin/sh
+# This file is part of GNU Mailutils
+# Copyright (C) 2004 Free Software Foundation, Inc.
+#
+# Written by Sergey Poznyakoff
+#
+# This file is free software; as a special exception the author gives
+# unlimited permission to copy and/or distribute it, with or without
+# modifications, as long as this notice is preserved.
+#
+# GNU Mailutils is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
+# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+cat - <<EOT
+/* This file is generated automatically. Please do not edit */
+EOT
+
+for module
+do
+	echo "extern mu_sql_dispatch_t ${module}_dispatch_tab;"
+done
+
+cat - <<EOT
+static mu_sql_dispatch_t *static_dispatch_tab[] = {
+        NULL,
+EOT
+
+for module
+do
+	echo "	&${module}_dispatch_tab,"
+done
+
+echo "};"
+echo '/* EOF */'