Switch back to mainline UCI

1 files changed, 0 insertions, 526 deletions

diff --git a/contrib/uci/patches/200-revised-lua-api.patch b/contrib/uci/patches/200-revised-lua-api.patch
deleted file mode 100644
index bbb892315..000000000
--- a/contrib/uci/patches/200-revised-lua-api.patch
+++ /dev/null
@@ -1,526 +0,0 @@
-Index: uci.git/lua/uci.c
-===================================================================
---- uci.git.orig/lua/uci.c	2008-08-27 16:45:56.000000000 +0200
-+++ uci.git/lua/uci.c	2008-08-27 16:55:30.000000000 +0200
-@@ -24,7 +24,8 @@
- #include <lauxlib.h>
- #include <uci.h>
- 
--#define MODNAME        "uci"
-+#define MODNAME        "uci2"
-+#define CURSOR_META    "uci2.cursor.meta"
- //#define DEBUG 1
- 
- #ifdef DEBUG
-@@ -33,7 +34,6 @@
- #define DPRINTF(...) do {} while (0)
- #endif
- 
--static struct uci_context *ctx = NULL;
- enum autoload {
- 	AUTOLOAD_OFF = 0,
- 	AUTOLOAD_ON = 1,
-@@ -41,7 +41,7 @@
- };
- 
- static struct uci_package *
--find_package(lua_State *L, const char *str, enum autoload al)
-+find_package(lua_State *L, struct uci_context *ctx, const char *str, enum autoload al)
- {
- 	struct uci_package *p = NULL;
- 	struct uci_element *e;
-@@ -70,17 +70,8 @@
- 		uci_load(ctx, name, &p);
- 	else if (al) {
- 		do {
--			lua_getfield(L, LUA_GLOBALSINDEX, "uci");
--			lua_getfield(L, -1, "autoload");
--			if (!lua_isboolean(L, -1))
--				break;
--
--			if (!lua_toboolean(L, -1))
--				break;
--
- 			uci_load(ctx, name, &p);
- 		} while (0);
--		lua_pop(L, 2);
- 	}
- 
- done:
-@@ -89,9 +80,9 @@
- 	return p;
- }
- 
--static void uci_lua_perror(lua_State *L, char *name)
-+static void uci_lua_perror(lua_State *L, struct uci_context *ctx, char *name)
- {
--	lua_getfield(L, LUA_GLOBALSINDEX, "uci");
-+	lua_getfield(L, LUA_GLOBALSINDEX, MODNAME);
- 	lua_getfield(L, -1, "warn");
- 	if (!lua_isboolean(L, -1))
- 		goto done;
-@@ -103,33 +94,33 @@
- }
- 
- static int
--lookup_args(lua_State *L, struct uci_ptr *ptr, char **buf)
-+lookup_args(lua_State *L, struct uci_context *ctx, struct uci_ptr *ptr, char **buf)
- {
- 	char *s = NULL;
- 	int n;
- 
- 	n = lua_gettop(L);
--	luaL_checkstring(L, 1);
--	s = strdup(lua_tostring(L, 1));
-+	luaL_checkstring(L, 2);
-+	s = strdup(lua_tostring(L, 2));
- 	if (!s)
- 		goto error;
- 
- 	memset(ptr, 0, sizeof(struct uci_ptr));
--	if (!find_package(L, s, AUTOLOAD_ON))
-+	if (!find_package(L, ctx, s, AUTOLOAD_ON))
- 		goto error;
- 
- 	switch (n) {
-+	case 5:
- 	case 4:
--	case 3:
--		ptr->option = luaL_checkstring(L, 3);
-+		ptr->option = luaL_checkstring(L, 4);
- 		/* fall through */
--	case 2:
--		ptr->section = luaL_checkstring(L, 2);
--		ptr->package = luaL_checkstring(L, 1);
-+	case 3:
-+		ptr->section = luaL_checkstring(L, 3);
-+		ptr->package = luaL_checkstring(L, 2);
- 		if (uci_lookup_ptr(ctx, ptr, NULL, false) != UCI_OK)
- 			goto error;
- 		break;
--	case 1:
-+	case 2:
- 		if (uci_lookup_ptr(ctx, ptr, s, false) != UCI_OK)
- 			goto error;
- 		break;
-@@ -202,15 +193,70 @@
- 	}
- }
- 
-+static struct uci_context**
-+uci_lua_context(lua_State *L, int index)
-+{
-+	struct uci_context **u = (struct uci_context **)luaL_checkudata(L, index, CURSOR_META);
-+	luaL_argcheck(L, *u, index, "UCI cursor expected");
-+	return u;
-+}
-+
-+
-+static int
-+uci_lua_cursor(lua_State *L)
-+{
-+	int argc = lua_gettop(L);
-+
-+	/* create userdata object */
-+	struct uci_context **u = (struct uci_context **)lua_newuserdata(L, sizeof(struct uci_context *));
-+
-+	/* set metatable for userdata */
-+	luaL_getmetatable(L, CURSOR_META);
-+	lua_setmetatable(L, -2);
-+
-+	/* initialize context */
-+	*u = uci_alloc_context();
-+	if (*u == NULL) {
-+		luaL_error(L, "Cannot allocate UCI context");
-+	}
-+
-+	if (argc == 2 && lua_isnoneornil(L, 2) == 0) {
-+		if (uci_set_savedir(*u, luaL_checkstring(L, 2)) != 0) {
-+			luaL_error(L, "Unable to set savedir");
-+		}
-+	}
-+
-+	if (argc >= 1 && lua_isnoneornil(L, 1) == 0) {
-+		if (uci_set_confdir(*u, luaL_checkstring(L, 1)) != 0) {
-+			luaL_error(L, "Unable to set confdir");
-+		}
-+	}
-+
-+	return 1;
-+}
-+
-+static int
-+uci_lua_gc (lua_State *L) {
-+	struct uci_context **u = (struct uci_context **)luaL_checkudata(L, 1, CURSOR_META);
-+
-+	if (*u) {
-+		uci_free_context(*u);
-+		*u = NULL;
-+	}
-+
-+	return 0;
-+}
-+
- static int
- uci_lua_unload(lua_State *L)
- {
-+	struct uci_context *ctx = *uci_lua_context(L, 1);
- 	struct uci_package *p;
- 	const char *s;
- 
--	luaL_checkstring(L, 1);
-+	luaL_checkstring(L, 2);
- 	s = lua_tostring(L, -1);
--	p = find_package(L, s, AUTOLOAD_OFF);
-+	p = find_package(L, ctx, s, AUTOLOAD_OFF);
- 	if (p) {
- 		uci_unload(ctx, p);
- 		lua_pushboolean(L, 1);
-@@ -223,6 +269,7 @@
- static int
- uci_lua_load(lua_State *L)
- {
-+	struct uci_context *ctx = *uci_lua_context(L, 1);
- 	struct uci_package *p = NULL;
- 	const char *s;
- 
-@@ -231,7 +278,7 @@
- 	s = lua_tostring(L, -1);
- 
- 	if (uci_load(ctx, s, &p)) {
--		uci_lua_perror(L, "uci.load");
-+		uci_lua_perror(L, ctx, "uci.load");
- 		lua_pushboolean(L, 0);
- 	} else {
- 		lua_pushboolean(L, 1);
-@@ -244,22 +291,23 @@
- static int
- uci_lua_foreach(lua_State *L)
- {
-+	struct uci_context *ctx = *uci_lua_context(L, 1);
- 	struct uci_package *p;
- 	struct uci_element *e;
- 	const char *package, *type;
- 	bool ret = false;
- 
--	package = luaL_checkstring(L, 1);
-+	package = luaL_checkstring(L, 2);
- 
--	if (lua_isnil(L, 2))
-+	if (lua_isnil(L, 3))
- 		type = NULL;
- 	else
--		type = luaL_checkstring(L, 2);
-+		type = luaL_checkstring(L, 3);
- 
--	if (!lua_isfunction(L, 3) || !package)
-+	if (!lua_isfunction(L, 4) || !package)
- 		luaL_error(L, "Invalid argument");
- 
--	p = find_package(L, package, AUTOLOAD_ON);
-+	p = find_package(L, ctx, package, AUTOLOAD_ON);
- 	if (!p)
- 		goto done;
- 
-@@ -269,7 +317,7 @@
- 		if (type && (strcmp(s->type, type) != 0))
- 			continue;
- 
--		lua_pushvalue(L, 3); /* iterator function */
-+		lua_pushvalue(L, 4); /* iterator function */
- 		uci_push_section(L, s);
- 		if (lua_pcall(L, 1, 0, 0) == 0)
- 			ret = true;
-@@ -283,12 +331,13 @@
- static int
- uci_lua_get_any(lua_State *L, bool all)
- {
-+	struct uci_context *ctx = *uci_lua_context(L, 1);
- 	struct uci_element *e = NULL;
- 	struct uci_ptr ptr;
- 	char *s = NULL;
- 	int err = UCI_ERR_NOTFOUND;
- 
--	if (lookup_args(L, &ptr, &s))
-+	if (lookup_args(L, ctx, &ptr, &s))
- 		goto error;
- 
- 	uci_lookup_ptr(ctx, &ptr, NULL, false);
-@@ -327,7 +376,7 @@
- 	switch(err) {
- 	default:
- 		ctx->err = err;
--		uci_lua_perror(L, "uci.get");
-+		uci_lua_perror(L, ctx, "uci.get");
- 		/* fall through */
- 	case UCI_ERR_NOTFOUND:
- 		lua_pushnil(L);
-@@ -352,6 +401,7 @@
- static int
- uci_lua_add(lua_State *L)
- {
-+	struct uci_context *ctx = *uci_lua_context(L, 1);
- 	struct uci_section *s = NULL;
- 	struct uci_package *p;
- 	const char *package;
-@@ -359,9 +409,9 @@
- 	const char *name = NULL;
- 
- 	do {
--		package = luaL_checkstring(L, 1);
--		type = luaL_checkstring(L, 2);
--		p = find_package(L, package, AUTOLOAD_ON);
-+		package = luaL_checkstring(L, 2);
-+		type = luaL_checkstring(L, 3);
-+		p = find_package(L, ctx, package, AUTOLOAD_ON);
- 		if (!p)
- 			break;
- 
-@@ -378,11 +428,11 @@
- static int
- uci_lua_delete(lua_State *L)
- {
-+	struct uci_context *ctx = *uci_lua_context(L, 1);
- 	struct uci_ptr ptr;
- 	char *s = NULL;
- 	int err = UCI_ERR_NOTFOUND;
--
--	if (lookup_args(L, &ptr, &s))
-+	if (lookup_args(L, ctx, &ptr, &s))
- 		goto error;
- 
- 	err = uci_delete(ctx, &ptr);
-@@ -391,7 +441,7 @@
- 	if (s)
- 		free(s);
- 	if (err)
--		uci_lua_perror(L, "uci.delete");
-+		uci_lua_perror(L, ctx, "uci.delete");
- 	lua_pushboolean(L, (err == 0));
- 	return 1;
- }
-@@ -399,6 +449,7 @@
- static int
- uci_lua_set(lua_State *L)
- {
-+	struct uci_context *ctx = *uci_lua_context(L, 1);
- 	bool istable = false;
- 	struct uci_ptr ptr;
- 	int err = UCI_ERR_MEM;
-@@ -406,14 +457,14 @@
- 	int i, nargs;
- 
- 	nargs = lua_gettop(L);
--	if (lookup_args(L, &ptr, &s))
-+	if (lookup_args(L, ctx, &ptr, &s))
- 		goto error;
- 
- 	switch(nargs) {
--	case 1:
-+	case 2:
- 		/* Format: uci.set("p.s.o=v") or uci.set("p.s=v") */
- 		break;
--	case 4:
-+	case 5:
- 		/* Format: uci.set("p", "s", "o", "v") */
- 		if (lua_istable(L, nargs)) {
- 			if (lua_objlen(L, nargs) < 1)
-@@ -426,7 +477,7 @@
- 			ptr.value = luaL_checkstring(L, nargs);
- 		}
- 		break;
--	case 3:
-+	case 4:
- 		/* Format: uci.set("p", "s", "v") */
- 		ptr.value = ptr.option;
- 		ptr.option = NULL;
-@@ -462,7 +513,7 @@
- 
- error:
- 	if (err)
--		uci_lua_perror(L, "uci.set");
-+		uci_lua_perror(L, ctx, "uci.set");
- 	lua_pushboolean(L, (err == 0));
- 	return 1;
- }
-@@ -476,6 +527,7 @@
- static int
- uci_lua_package_cmd(lua_State *L, enum pkg_cmd cmd)
- {
-+	struct uci_context *ctx = *uci_lua_context(L, 1);
- 	struct uci_element *e, *tmp;
- 	struct uci_ptr ptr;
- 	char *s = NULL;
-@@ -483,10 +535,10 @@
- 	int nargs;
- 
- 	nargs = lua_gettop(L);
--	if ((cmd != CMD_REVERT) && (nargs > 1))
-+	if ((cmd != CMD_REVERT) && (nargs > 2))
- 		goto err;
- 
--	if (lookup_args(L, &ptr, &s))
-+	if (lookup_args(L, ctx, &ptr, &s))
- 		goto err;
- 
- 	uci_lookup_ptr(ctx, &ptr, NULL, false);
-@@ -566,16 +618,16 @@
- }
- 
- static void
--uci_lua_changes_pkg(lua_State *L, const char *package)
-+uci_lua_changes_pkg(lua_State *L, struct uci_context *ctx, const char *package)
- {
- 	struct uci_package *p = NULL;
- 	struct uci_element *e;
- 	bool autoload = false;
- 
--	p = find_package(L, package, AUTOLOAD_OFF);
-+	p = find_package(L, ctx, package, AUTOLOAD_OFF);
- 	if (!p) {
- 		autoload = true;
--		p = find_package(L, package, AUTOLOAD_FORCE);
-+		p = find_package(L, ctx, package, AUTOLOAD_FORCE);
- 		if (!p)
- 			return;
- 	}
-@@ -600,6 +652,7 @@
- static int
- uci_lua_changes(lua_State *L)
- {
-+	struct uci_context *ctx = *uci_lua_context(L, 1);
- 	const char *package = NULL;
- 	char **config = NULL;
- 	int nargs;
-@@ -607,9 +660,9 @@
- 
- 	nargs = lua_gettop(L);
- 	switch(nargs) {
-+	case 2:
-+		package = luaL_checkstring(L, 2);
- 	case 1:
--		package = luaL_checkstring(L, 1);
--	case 0:
- 		break;
- 	default:
- 		luaL_error(L, "invalid argument count");
-@@ -617,13 +670,13 @@
- 
- 	lua_newtable(L);
- 	if (package) {
--		uci_lua_changes_pkg(L, package);
-+		uci_lua_changes_pkg(L, ctx, package);
- 	} else {
- 		if (uci_list_configs(ctx, &config) != 0)
- 			goto done;
- 
- 		for(i = 0; config[i] != NULL; i++) {
--			uci_lua_changes_pkg(L, config[i]);
-+			uci_lua_changes_pkg(L, ctx, config[i]);
- 		}
- 	}
- 
-@@ -632,29 +685,53 @@
- }
- 
- static int
-+uci_lua_get_confdir(lua_State *L)
-+{
-+	struct uci_context *ctx = *uci_lua_context(L, 1);
-+	lua_pushstring(L, ctx->confdir);
-+	return 1;
-+}
-+
-+static int
- uci_lua_set_confdir(lua_State *L)
- {
-+	struct uci_context *ctx = *uci_lua_context(L, 1);
- 	int ret;
- 
--	luaL_checkstring(L, 1);
-+	luaL_checkstring(L, 2);
- 	ret = uci_set_confdir(ctx, lua_tostring(L, -1));
- 	lua_pushboolean(L, (ret == 0));
- 	return 1;
- }
- 
- static int
-+uci_lua_get_savedir(lua_State *L)
-+{
-+	struct uci_context *ctx = *uci_lua_context(L, 1);
-+	lua_pushstring(L, ctx->savedir);
-+	return 1;
-+}
-+
-+static int
- uci_lua_set_savedir(lua_State *L)
- {
-+	struct uci_context *ctx = *uci_lua_context(L, 1);
- 	int ret;
- 
--	luaL_checkstring(L, 1);
-+	luaL_checkstring(L, 2);
- 	ret = uci_set_savedir(ctx, lua_tostring(L, -1));
- 	lua_pushboolean(L, (ret == 0));
- 
- 	return 1;
- }
- 
--static const luaL_Reg uci[] = {
-+static const luaL_Reg uci_module[] = {
-+	{ "cursor", uci_lua_cursor },
-+	{ NULL, NULL },
-+};
-+
-+static const luaL_Reg uci_cursor[] = {
-+	{ "__gc", uci_lua_gc },
- 	{ "load", uci_lua_load },
- 	{ "unload", uci_lua_unload },
- 	{ "get", uci_lua_get },
-@@ -667,25 +744,33 @@
- 	{ "revert", uci_lua_revert },
- 	{ "changes", uci_lua_changes },
- 	{ "foreach", uci_lua_foreach },
-+	{ "get_confdir", uci_lua_get_confdir },
-+	{ "get_savedir", uci_lua_get_savedir },
- 	{ "set_confdir", uci_lua_set_confdir },
- 	{ "set_savedir", uci_lua_set_savedir },
- 	{ NULL, NULL },
- };
- 
--
- int
--luaopen_uci(lua_State *L)
-+luaopen_uci2(lua_State *L)
- {
--	ctx = uci_alloc_context();
--	if (!ctx)
--		luaL_error(L, "Cannot allocate UCI context\n");
--	luaL_register(L, MODNAME, uci);
--
--	/* enable autoload by default */
--	lua_getfield(L, LUA_GLOBALSINDEX, "uci");
--	lua_pushboolean(L, 1);
--	lua_setfield(L, -2, "autoload");
--	lua_pop(L, 1);
-+	/* Create metatable */
-+	luaL_newmetatable(L, CURSOR_META);
- 
--	return 0;
-+	/* metatable.__index = metatable */
-+    lua_pushstring(L, "__index");
-+    lua_pushvalue(L, -2);
-+    lua_settable(L, -3);
-+
-+    /* fill and drop metatable */
-+    luaL_register(L, NULL, uci_cursor);
-+    lua_pop(L, 1);
-+
-+    /* register module table */
-+	luaL_register(L, MODNAME, uci_module);
-+	lua_pushliteral(L, "APIVERSION");
-+	lua_pushinteger(L, 2);
-+	lua_settable(L, -3);
-+
-+	return 1;
- }