X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fuci.git;a=blobdiff_plain;f=libuci.c;h=a503699bd1bbf5298a2b994c7c6d030ca6194ada;hp=a22019969e9de825d6f9bb8777774baf701e62a5;hb=406d259cd1faab6de1ee2b817970c9f71d7945a2;hpb=80e2e58f4e4c0d8ff492281fa998d550a85b4d92

diff --git a/libuci.c b/libuci.c
index a220199..a503699 100644
--- a/libuci.c
+++ b/libuci.c
@@ -23,7 +23,6 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include "uci.h"
-#include "err.h"
 
 static const char *uci_confdir = UCI_CONFDIR;
 static const char *uci_savedir = UCI_SAVEDIR;
@@ -56,10 +55,13 @@ struct uci_context *uci_alloc_context(void)
 	memset(ctx, 0, sizeof(struct uci_context));
 	uci_list_init(&ctx->root);
 	uci_list_init(&ctx->history_path);
+	uci_list_init(&ctx->backends);
 	ctx->flags = UCI_FLAG_STRICT;
 
 	ctx->confdir = (char *) uci_confdir;
 	ctx->savedir = (char *) uci_savedir;
+
+	uci_list_add(&ctx->backends, &uci_file_backend.e.list);
 	ctx->backend = &uci_file_backend;
 
 	return ctx;
@@ -169,11 +171,13 @@ int uci_list_configs(struct uci_context *ctx, char ***list)
 
 int uci_commit(struct uci_context *ctx, struct uci_package **package, bool overwrite)
 {
+	struct uci_package *p;
 	UCI_HANDLE_ERR(ctx);
 	UCI_ASSERT(ctx, package != NULL);
-	UCI_ASSERT(ctx, *package != NULL);
-	UCI_ASSERT(ctx, ctx->backend && ctx->backend->commit);
-	ctx->backend->commit(ctx, package, overwrite);
+	p = *package;
+	UCI_ASSERT(ctx, p != NULL);
+	UCI_ASSERT(ctx, p->backend && p->backend->commit);
+	p->backend->commit(ctx, package, overwrite);
 	return 0;
 }
 
@@ -189,4 +193,27 @@ int uci_load(struct uci_context *ctx, const char *name, struct uci_package **pac
 	return 0;
 }
 
+int uci_add_backend(struct uci_context *ctx, struct uci_backend *b)
+{
+	struct uci_element *e;
+	UCI_HANDLE_ERR(ctx);
+	e = uci_lookup_list(&ctx->backends, b->e.name);
+	if (e)
+		UCI_THROW(ctx, UCI_ERR_DUPLICATE);
+
+	uci_list_add(&ctx->backends, &b->e.list);
+	return 0;
+}
+
+int uci_set_backend(struct uci_context *ctx, const char *name)
+{
+	struct uci_element *e;
 
+	UCI_HANDLE_ERR(ctx);
+	UCI_ASSERT(ctx, name != NULL);
+	e = uci_lookup_list(&ctx->backends, name);
+	if (!e)
+		UCI_THROW(ctx, UCI_ERR_NOTFOUND);
+	ctx->backend = uci_to_backend(e);
+	return 0;
+}