Mercurial > vim
annotate src/if_lua.c @ 14235:e3bc8cdc94dd v8.1.0134
patch 8.1.0134: Lua interface does not support funcref
commit https://github.com/vim/vim/commit/ca06da92432a57e5dcf3e0eebd322fae80941a6b
Author: Bram Moolenaar <Bram@vim.org>
Date: Sun Jul 1 15:12:05 2018 +0200
patch 8.1.0134: Lua interface does not support funcref
Problem: Lua interface does not support funcref.
Solution: Add funcref support. (Luis Carvalho)
author | Christian Brabandt <cb@256bit.org> |
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date | Sun, 01 Jul 2018 15:15:06 +0200 |
parents | 972ea22c946f |
children | 396b71b242b2 |
rev | line source |
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3450 | 1 /* vi:set ts=8 sts=4 sw=4 noet: |
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2 * |
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3 * VIM - Vi IMproved by Bram Moolenaar |
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4 * |
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5 * Lua interface by Luis Carvalho |
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6 * |
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7 * Do ":help uganda" in Vim to read copying and usage conditions. |
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8 * Do ":help credits" in Vim to see a list of people who contributed. |
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9 * See README.txt for an overview of the Vim source code. |
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10 */ |
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11 |
2683 | 12 #include "vim.h" |
13 | |
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14 #include <lua.h> |
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15 #include <lualib.h> |
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16 #include <lauxlib.h> |
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17 |
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18 /* Only do the following when the feature is enabled. Needed for "make |
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19 * depend". */ |
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20 #if defined(FEAT_LUA) || defined(PROTO) |
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21 |
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22 #define LUAVIM_CHUNKNAME "vim chunk" |
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23 #define LUAVIM_NAME "vim" |
3450 | 24 #define LUAVIM_EVALNAME "luaeval" |
25 #define LUAVIM_EVALHEADER "local _A=select(1,...) return " | |
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26 |
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27 typedef buf_T *luaV_Buffer; |
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28 typedef win_T *luaV_Window; |
3450 | 29 typedef dict_T *luaV_Dict; |
30 typedef list_T *luaV_List; | |
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31 typedef struct { |
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32 typval_T tv; // funcref |
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33 typval_T args; |
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34 dict_T *self; // selfdict |
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35 } luaV_Funcref; |
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36 typedef void (*msgfunc_T)(char_u *); |
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37 |
3450 | 38 static const char LUAVIM_DICT[] = "dict"; |
39 static const char LUAVIM_LIST[] = "list"; | |
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40 static const char LUAVIM_FUNCREF[] = "funcref"; |
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41 static const char LUAVIM_BUFFER[] = "buffer"; |
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42 static const char LUAVIM_WINDOW[] = "window"; |
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43 static const char LUAVIM_FREE[] = "luaV_free"; |
3450 | 44 static const char LUAVIM_LUAEVAL[] = "luaV_luaeval"; |
45 static const char LUAVIM_SETREF[] = "luaV_setref"; | |
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46 |
3450 | 47 /* most functions are closures with a cache table as first upvalue; |
48 * get/setudata manage references to vim userdata in cache table through | |
49 * object pointers (light userdata) */ | |
50 #define luaV_getudata(L, v) \ | |
51 lua_pushlightuserdata((L), (void *) (v)); \ | |
52 lua_rawget((L), lua_upvalueindex(1)) | |
53 #define luaV_setudata(L, v) \ | |
54 lua_pushlightuserdata((L), (void *) (v)); \ | |
55 lua_pushvalue((L), -2); \ | |
56 lua_rawset((L), lua_upvalueindex(1)) | |
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57 #define luaV_getfield(L, s) \ |
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58 lua_pushlightuserdata((L), (void *)(s)); \ |
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59 lua_rawget((L), LUA_REGISTRYINDEX) |
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60 #define luaV_checksandbox(L) \ |
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61 if (sandbox) luaL_error((L), "not allowed in sandbox") |
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62 #define luaV_msg(L) luaV_msgfunc((L), (msgfunc_T) msg) |
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63 #define luaV_emsg(L) luaV_msgfunc((L), (msgfunc_T) emsg) |
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64 #define luaV_checktypval(L, a, v, msg) \ |
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65 do { \ |
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66 if (luaV_totypval(L, a, v) == FAIL) \ |
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67 luaL_error(L, msg ": cannot convert value"); \ |
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68 } while (0) |
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69 |
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70 static luaV_List *luaV_pushlist(lua_State *L, list_T *lis); |
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71 static luaV_Dict *luaV_pushdict(lua_State *L, dict_T *dic); |
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72 static luaV_Funcref *luaV_pushfuncref(lua_State *L, typval_T *tv); |
3450 | 73 |
74 #if LUA_VERSION_NUM <= 501 | |
75 #define luaV_openlib(L, l, n) luaL_openlib(L, NULL, l, n) | |
76 #define luaL_typeerror luaL_typerror | |
77 #else | |
78 #define luaV_openlib luaL_setfuncs | |
79 #endif | |
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80 |
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81 #ifdef DYNAMIC_LUA |
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82 |
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83 #ifndef WIN3264 |
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84 # include <dlfcn.h> |
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85 # define HANDLE void* |
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86 # define load_dll(n) dlopen((n), RTLD_LAZY|RTLD_GLOBAL) |
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87 # define symbol_from_dll dlsym |
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88 # define close_dll dlclose |
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89 #else |
2612 | 90 # define load_dll vimLoadLib |
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91 # define symbol_from_dll GetProcAddress |
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92 # define close_dll FreeLibrary |
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93 #endif |
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94 |
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95 /* lauxlib */ |
3450 | 96 #if LUA_VERSION_NUM <= 501 |
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97 #define luaL_register dll_luaL_register |
3450 | 98 #define luaL_prepbuffer dll_luaL_prepbuffer |
99 #define luaL_openlib dll_luaL_openlib | |
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100 #define luaL_typerror dll_luaL_typerror |
3450 | 101 #define luaL_loadfile dll_luaL_loadfile |
102 #define luaL_loadbuffer dll_luaL_loadbuffer | |
103 #else | |
104 #define luaL_prepbuffsize dll_luaL_prepbuffsize | |
105 #define luaL_setfuncs dll_luaL_setfuncs | |
106 #define luaL_loadfilex dll_luaL_loadfilex | |
107 #define luaL_loadbufferx dll_luaL_loadbufferx | |
108 #define luaL_argerror dll_luaL_argerror | |
109 #endif | |
3459 | 110 #define luaL_checkany dll_luaL_checkany |
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111 #define luaL_checklstring dll_luaL_checklstring |
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112 #define luaL_checkinteger dll_luaL_checkinteger |
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113 #define luaL_optinteger dll_luaL_optinteger |
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114 #define luaL_checktype dll_luaL_checktype |
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115 #define luaL_error dll_luaL_error |
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116 #define luaL_newstate dll_luaL_newstate |
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117 #define luaL_buffinit dll_luaL_buffinit |
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118 #define luaL_addlstring dll_luaL_addlstring |
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119 #define luaL_pushresult dll_luaL_pushresult |
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120 /* lua */ |
3450 | 121 #if LUA_VERSION_NUM <= 501 |
122 #define lua_tonumber dll_lua_tonumber | |
123 #define lua_tointeger dll_lua_tointeger | |
124 #define lua_call dll_lua_call | |
125 #define lua_pcall dll_lua_pcall | |
126 #else | |
127 #define lua_tonumberx dll_lua_tonumberx | |
128 #define lua_tointegerx dll_lua_tointegerx | |
129 #define lua_callk dll_lua_callk | |
130 #define lua_pcallk dll_lua_pcallk | |
131 #define lua_getglobal dll_lua_getglobal | |
132 #define lua_setglobal dll_lua_setglobal | |
3459 | 133 #endif |
6887 | 134 #if LUA_VERSION_NUM <= 502 |
135 #define lua_replace dll_lua_replace | |
136 #define lua_remove dll_lua_remove | |
137 #endif | |
138 #if LUA_VERSION_NUM >= 503 | |
139 #define lua_rotate dll_lua_rotate | |
140 #define lua_copy dll_lua_copy | |
141 #endif | |
3450 | 142 #define lua_typename dll_lua_typename |
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143 #define lua_close dll_lua_close |
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144 #define lua_gettop dll_lua_gettop |
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145 #define lua_settop dll_lua_settop |
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146 #define lua_pushvalue dll_lua_pushvalue |
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147 #define lua_isnumber dll_lua_isnumber |
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148 #define lua_isstring dll_lua_isstring |
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149 #define lua_type dll_lua_type |
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150 #define lua_rawequal dll_lua_rawequal |
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151 #define lua_toboolean dll_lua_toboolean |
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152 #define lua_tolstring dll_lua_tolstring |
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153 #define lua_touserdata dll_lua_touserdata |
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154 #define lua_pushnil dll_lua_pushnil |
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155 #define lua_pushnumber dll_lua_pushnumber |
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156 #define lua_pushinteger dll_lua_pushinteger |
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157 #define lua_pushlstring dll_lua_pushlstring |
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158 #define lua_pushstring dll_lua_pushstring |
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159 #define lua_pushfstring dll_lua_pushfstring |
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160 #define lua_pushcclosure dll_lua_pushcclosure |
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161 #define lua_pushboolean dll_lua_pushboolean |
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162 #define lua_pushlightuserdata dll_lua_pushlightuserdata |
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163 #define lua_getfield dll_lua_getfield |
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164 #define lua_rawget dll_lua_rawget |
3450 | 165 #define lua_rawgeti dll_lua_rawgeti |
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166 #define lua_createtable dll_lua_createtable |
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167 #define lua_newuserdata dll_lua_newuserdata |
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168 #define lua_getmetatable dll_lua_getmetatable |
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169 #define lua_setfield dll_lua_setfield |
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170 #define lua_rawset dll_lua_rawset |
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171 #define lua_rawseti dll_lua_rawseti |
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172 #define lua_setmetatable dll_lua_setmetatable |
3459 | 173 #define lua_next dll_lua_next |
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174 /* libs */ |
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175 #define luaopen_base dll_luaopen_base |
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176 #define luaopen_table dll_luaopen_table |
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177 #define luaopen_string dll_luaopen_string |
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178 #define luaopen_math dll_luaopen_math |
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179 #define luaopen_io dll_luaopen_io |
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180 #define luaopen_os dll_luaopen_os |
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181 #define luaopen_package dll_luaopen_package |
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182 #define luaopen_debug dll_luaopen_debug |
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183 #define luaL_openlibs dll_luaL_openlibs |
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184 |
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185 /* lauxlib */ |
3450 | 186 #if LUA_VERSION_NUM <= 501 |
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187 void (*dll_luaL_register) (lua_State *L, const char *libname, const luaL_Reg *l); |
3450 | 188 char *(*dll_luaL_prepbuffer) (luaL_Buffer *B); |
189 void (*dll_luaL_openlib) (lua_State *L, const char *libname, const luaL_Reg *l, int nup); | |
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190 int (*dll_luaL_typerror) (lua_State *L, int narg, const char *tname); |
3450 | 191 int (*dll_luaL_loadfile) (lua_State *L, const char *filename); |
192 int (*dll_luaL_loadbuffer) (lua_State *L, const char *buff, size_t sz, const char *name); | |
193 #else | |
194 char *(*dll_luaL_prepbuffsize) (luaL_Buffer *B, size_t sz); | |
195 void (*dll_luaL_setfuncs) (lua_State *L, const luaL_Reg *l, int nup); | |
196 int (*dll_luaL_loadfilex) (lua_State *L, const char *filename, const char *mode); | |
197 int (*dll_luaL_loadbufferx) (lua_State *L, const char *buff, size_t sz, const char *name, const char *mode); | |
198 int (*dll_luaL_argerror) (lua_State *L, int numarg, const char *extramsg); | |
199 #endif | |
3459 | 200 void (*dll_luaL_checkany) (lua_State *L, int narg); |
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201 const char *(*dll_luaL_checklstring) (lua_State *L, int numArg, size_t *l); |
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202 lua_Integer (*dll_luaL_checkinteger) (lua_State *L, int numArg); |
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203 lua_Integer (*dll_luaL_optinteger) (lua_State *L, int nArg, lua_Integer def); |
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204 void (*dll_luaL_checktype) (lua_State *L, int narg, int t); |
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205 int (*dll_luaL_error) (lua_State *L, const char *fmt, ...); |
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206 lua_State *(*dll_luaL_newstate) (void); |
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207 void (*dll_luaL_buffinit) (lua_State *L, luaL_Buffer *B); |
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208 void (*dll_luaL_addlstring) (luaL_Buffer *B, const char *s, size_t l); |
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209 void (*dll_luaL_pushresult) (luaL_Buffer *B); |
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210 /* lua */ |
3450 | 211 #if LUA_VERSION_NUM <= 501 |
212 lua_Number (*dll_lua_tonumber) (lua_State *L, int idx); | |
213 lua_Integer (*dll_lua_tointeger) (lua_State *L, int idx); | |
214 void (*dll_lua_call) (lua_State *L, int nargs, int nresults); | |
215 int (*dll_lua_pcall) (lua_State *L, int nargs, int nresults, int errfunc); | |
216 #else | |
217 lua_Number (*dll_lua_tonumberx) (lua_State *L, int idx, int *isnum); | |
218 lua_Integer (*dll_lua_tointegerx) (lua_State *L, int idx, int *isnum); | |
219 void (*dll_lua_callk) (lua_State *L, int nargs, int nresults, int ctx, | |
3618 | 220 lua_CFunction k); |
3450 | 221 int (*dll_lua_pcallk) (lua_State *L, int nargs, int nresults, int errfunc, |
3618 | 222 int ctx, lua_CFunction k); |
3450 | 223 void (*dll_lua_getglobal) (lua_State *L, const char *var); |
224 void (*dll_lua_setglobal) (lua_State *L, const char *var); | |
6887 | 225 #endif |
226 #if LUA_VERSION_NUM <= 502 | |
227 void (*dll_lua_replace) (lua_State *L, int idx); | |
228 void (*dll_lua_remove) (lua_State *L, int idx); | |
229 #endif | |
230 #if LUA_VERSION_NUM >= 503 | |
231 void (*dll_lua_rotate) (lua_State *L, int idx, int n); | |
6878 | 232 void (*dll_lua_copy) (lua_State *L, int fromidx, int toidx); |
3459 | 233 #endif |
3450 | 234 const char *(*dll_lua_typename) (lua_State *L, int tp); |
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235 void (*dll_lua_close) (lua_State *L); |
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236 int (*dll_lua_gettop) (lua_State *L); |
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237 void (*dll_lua_settop) (lua_State *L, int idx); |
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238 void (*dll_lua_pushvalue) (lua_State *L, int idx); |
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239 int (*dll_lua_isnumber) (lua_State *L, int idx); |
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240 int (*dll_lua_isstring) (lua_State *L, int idx); |
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241 int (*dll_lua_type) (lua_State *L, int idx); |
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242 int (*dll_lua_rawequal) (lua_State *L, int idx1, int idx2); |
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243 int (*dll_lua_toboolean) (lua_State *L, int idx); |
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244 const char *(*dll_lua_tolstring) (lua_State *L, int idx, size_t *len); |
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245 void *(*dll_lua_touserdata) (lua_State *L, int idx); |
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246 void (*dll_lua_pushnil) (lua_State *L); |
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247 void (*dll_lua_pushnumber) (lua_State *L, lua_Number n); |
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248 void (*dll_lua_pushinteger) (lua_State *L, lua_Integer n); |
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249 void (*dll_lua_pushlstring) (lua_State *L, const char *s, size_t l); |
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250 void (*dll_lua_pushstring) (lua_State *L, const char *s); |
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251 const char *(*dll_lua_pushfstring) (lua_State *L, const char *fmt, ...); |
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252 void (*dll_lua_pushcclosure) (lua_State *L, lua_CFunction fn, int n); |
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253 void (*dll_lua_pushboolean) (lua_State *L, int b); |
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254 void (*dll_lua_pushlightuserdata) (lua_State *L, void *p); |
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255 void (*dll_lua_getfield) (lua_State *L, int idx, const char *k); |
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256 void (*dll_lua_rawget) (lua_State *L, int idx); |
3450 | 257 void (*dll_lua_rawgeti) (lua_State *L, int idx, int n); |
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258 void (*dll_lua_createtable) (lua_State *L, int narr, int nrec); |
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259 void *(*dll_lua_newuserdata) (lua_State *L, size_t sz); |
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260 int (*dll_lua_getmetatable) (lua_State *L, int objindex); |
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261 void (*dll_lua_setfield) (lua_State *L, int idx, const char *k); |
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262 void (*dll_lua_rawset) (lua_State *L, int idx); |
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263 void (*dll_lua_rawseti) (lua_State *L, int idx, int n); |
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264 int (*dll_lua_setmetatable) (lua_State *L, int objindex); |
3459 | 265 int (*dll_lua_next) (lua_State *L, int idx); |
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266 /* libs */ |
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267 int (*dll_luaopen_base) (lua_State *L); |
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268 int (*dll_luaopen_table) (lua_State *L); |
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269 int (*dll_luaopen_string) (lua_State *L); |
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270 int (*dll_luaopen_math) (lua_State *L); |
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271 int (*dll_luaopen_io) (lua_State *L); |
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272 int (*dll_luaopen_os) (lua_State *L); |
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273 int (*dll_luaopen_package) (lua_State *L); |
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274 int (*dll_luaopen_debug) (lua_State *L); |
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275 void (*dll_luaL_openlibs) (lua_State *L); |
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276 |
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277 typedef void **luaV_function; |
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278 typedef struct { |
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279 const char *name; |
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280 luaV_function func; |
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281 } luaV_Reg; |
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282 |
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283 static const luaV_Reg luaV_dll[] = { |
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284 /* lauxlib */ |
3450 | 285 #if LUA_VERSION_NUM <= 501 |
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286 {"luaL_register", (luaV_function) &dll_luaL_register}, |
3450 | 287 {"luaL_prepbuffer", (luaV_function) &dll_luaL_prepbuffer}, |
288 {"luaL_openlib", (luaV_function) &dll_luaL_openlib}, | |
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289 {"luaL_typerror", (luaV_function) &dll_luaL_typerror}, |
3450 | 290 {"luaL_loadfile", (luaV_function) &dll_luaL_loadfile}, |
291 {"luaL_loadbuffer", (luaV_function) &dll_luaL_loadbuffer}, | |
292 #else | |
293 {"luaL_prepbuffsize", (luaV_function) &dll_luaL_prepbuffsize}, | |
294 {"luaL_setfuncs", (luaV_function) &dll_luaL_setfuncs}, | |
295 {"luaL_loadfilex", (luaV_function) &dll_luaL_loadfilex}, | |
296 {"luaL_loadbufferx", (luaV_function) &dll_luaL_loadbufferx}, | |
297 {"luaL_argerror", (luaV_function) &dll_luaL_argerror}, | |
298 #endif | |
3459 | 299 {"luaL_checkany", (luaV_function) &dll_luaL_checkany}, |
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300 {"luaL_checklstring", (luaV_function) &dll_luaL_checklstring}, |
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301 {"luaL_checkinteger", (luaV_function) &dll_luaL_checkinteger}, |
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302 {"luaL_optinteger", (luaV_function) &dll_luaL_optinteger}, |
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303 {"luaL_checktype", (luaV_function) &dll_luaL_checktype}, |
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304 {"luaL_error", (luaV_function) &dll_luaL_error}, |
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305 {"luaL_newstate", (luaV_function) &dll_luaL_newstate}, |
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306 {"luaL_buffinit", (luaV_function) &dll_luaL_buffinit}, |
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307 {"luaL_addlstring", (luaV_function) &dll_luaL_addlstring}, |
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308 {"luaL_pushresult", (luaV_function) &dll_luaL_pushresult}, |
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309 /* lua */ |
3450 | 310 #if LUA_VERSION_NUM <= 501 |
311 {"lua_tonumber", (luaV_function) &dll_lua_tonumber}, | |
312 {"lua_tointeger", (luaV_function) &dll_lua_tointeger}, | |
313 {"lua_call", (luaV_function) &dll_lua_call}, | |
314 {"lua_pcall", (luaV_function) &dll_lua_pcall}, | |
315 #else | |
316 {"lua_tonumberx", (luaV_function) &dll_lua_tonumberx}, | |
317 {"lua_tointegerx", (luaV_function) &dll_lua_tointegerx}, | |
318 {"lua_callk", (luaV_function) &dll_lua_callk}, | |
319 {"lua_pcallk", (luaV_function) &dll_lua_pcallk}, | |
320 {"lua_getglobal", (luaV_function) &dll_lua_getglobal}, | |
321 {"lua_setglobal", (luaV_function) &dll_lua_setglobal}, | |
3459 | 322 #endif |
6887 | 323 #if LUA_VERSION_NUM <= 502 |
324 {"lua_replace", (luaV_function) &dll_lua_replace}, | |
325 {"lua_remove", (luaV_function) &dll_lua_remove}, | |
326 #endif | |
327 #if LUA_VERSION_NUM >= 503 | |
328 {"lua_rotate", (luaV_function) &dll_lua_rotate}, | |
329 {"lua_copy", (luaV_function) &dll_lua_copy}, | |
330 #endif | |
3450 | 331 {"lua_typename", (luaV_function) &dll_lua_typename}, |
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332 {"lua_close", (luaV_function) &dll_lua_close}, |
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333 {"lua_gettop", (luaV_function) &dll_lua_gettop}, |
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334 {"lua_settop", (luaV_function) &dll_lua_settop}, |
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335 {"lua_pushvalue", (luaV_function) &dll_lua_pushvalue}, |
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336 {"lua_isnumber", (luaV_function) &dll_lua_isnumber}, |
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337 {"lua_isstring", (luaV_function) &dll_lua_isstring}, |
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338 {"lua_type", (luaV_function) &dll_lua_type}, |
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339 {"lua_rawequal", (luaV_function) &dll_lua_rawequal}, |
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340 {"lua_toboolean", (luaV_function) &dll_lua_toboolean}, |
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341 {"lua_tolstring", (luaV_function) &dll_lua_tolstring}, |
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342 {"lua_touserdata", (luaV_function) &dll_lua_touserdata}, |
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343 {"lua_pushnil", (luaV_function) &dll_lua_pushnil}, |
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344 {"lua_pushnumber", (luaV_function) &dll_lua_pushnumber}, |
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345 {"lua_pushinteger", (luaV_function) &dll_lua_pushinteger}, |
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346 {"lua_pushlstring", (luaV_function) &dll_lua_pushlstring}, |
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347 {"lua_pushstring", (luaV_function) &dll_lua_pushstring}, |
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348 {"lua_pushfstring", (luaV_function) &dll_lua_pushfstring}, |
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349 {"lua_pushcclosure", (luaV_function) &dll_lua_pushcclosure}, |
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350 {"lua_pushboolean", (luaV_function) &dll_lua_pushboolean}, |
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351 {"lua_pushlightuserdata", (luaV_function) &dll_lua_pushlightuserdata}, |
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352 {"lua_getfield", (luaV_function) &dll_lua_getfield}, |
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353 {"lua_rawget", (luaV_function) &dll_lua_rawget}, |
3450 | 354 {"lua_rawgeti", (luaV_function) &dll_lua_rawgeti}, |
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355 {"lua_createtable", (luaV_function) &dll_lua_createtable}, |
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356 {"lua_newuserdata", (luaV_function) &dll_lua_newuserdata}, |
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357 {"lua_getmetatable", (luaV_function) &dll_lua_getmetatable}, |
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358 {"lua_setfield", (luaV_function) &dll_lua_setfield}, |
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359 {"lua_rawset", (luaV_function) &dll_lua_rawset}, |
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360 {"lua_rawseti", (luaV_function) &dll_lua_rawseti}, |
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361 {"lua_setmetatable", (luaV_function) &dll_lua_setmetatable}, |
3459 | 362 {"lua_next", (luaV_function) &dll_lua_next}, |
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363 /* libs */ |
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364 {"luaopen_base", (luaV_function) &dll_luaopen_base}, |
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365 {"luaopen_table", (luaV_function) &dll_luaopen_table}, |
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366 {"luaopen_string", (luaV_function) &dll_luaopen_string}, |
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367 {"luaopen_math", (luaV_function) &dll_luaopen_math}, |
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368 {"luaopen_io", (luaV_function) &dll_luaopen_io}, |
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369 {"luaopen_os", (luaV_function) &dll_luaopen_os}, |
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370 {"luaopen_package", (luaV_function) &dll_luaopen_package}, |
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371 {"luaopen_debug", (luaV_function) &dll_luaopen_debug}, |
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372 {"luaL_openlibs", (luaV_function) &dll_luaL_openlibs}, |
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373 {NULL, NULL} |
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374 }; |
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375 |
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376 static HANDLE hinstLua = NULL; |
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377 |
2330 | 378 static void |
379 end_dynamic_lua(void) | |
380 { | |
381 if (hinstLua) | |
382 { | |
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383 close_dll(hinstLua); |
2330 | 384 hinstLua = 0; |
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385 } |
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386 } |
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387 |
2330 | 388 static int |
389 lua_link_init(char *libname, int verbose) | |
390 { | |
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391 const luaV_Reg *reg; |
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392 if (hinstLua) return OK; |
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393 hinstLua = load_dll(libname); |
2330 | 394 if (!hinstLua) |
395 { | |
396 if (verbose) | |
397 EMSG2(_(e_loadlib), libname); | |
398 return FAIL; | |
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399 } |
2330 | 400 for (reg = luaV_dll; reg->func; reg++) |
401 { | |
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402 if ((*reg->func = symbol_from_dll(hinstLua, reg->name)) == NULL) |
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403 { |
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404 close_dll(hinstLua); |
2330 | 405 hinstLua = 0; |
406 if (verbose) | |
407 EMSG2(_(e_loadfunc), reg->name); | |
408 return FAIL; | |
409 } | |
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410 } |
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411 return OK; |
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412 } |
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413 #endif /* DYNAMIC_LUA */ |
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414 |
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415 #if defined(DYNAMIC_LUA) || defined(PROTO) |
2330 | 416 int |
417 lua_enabled(int verbose) | |
418 { | |
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419 return lua_link_init((char *)p_luadll, verbose) == OK; |
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420 } |
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421 #endif |
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422 |
3450 | 423 #if LUA_VERSION_NUM > 501 |
424 static int | |
425 luaL_typeerror (lua_State *L, int narg, const char *tname) | |
426 { | |
427 const char *msg = lua_pushfstring(L, "%s expected, got %s", | |
3618 | 428 tname, luaL_typename(L, narg)); |
3450 | 429 return luaL_argerror(L, narg, msg); |
430 } | |
431 #endif | |
432 | |
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433 |
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434 /* ======= Internal ======= */ |
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435 |
2330 | 436 static void |
437 luaV_newmetatable(lua_State *L, const char *tname) | |
438 { | |
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439 lua_newtable(L); |
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440 lua_pushlightuserdata(L, (void *) tname); |
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441 lua_pushvalue(L, -2); |
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442 lua_rawset(L, LUA_REGISTRYINDEX); |
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443 } |
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444 |
2330 | 445 static void * |
446 luaV_toudata(lua_State *L, int ud, const char *tname) | |
447 { | |
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448 void *p = lua_touserdata(L, ud); |
2330 | 449 |
450 if (p != NULL) /* value is userdata? */ | |
451 { | |
452 if (lua_getmetatable(L, ud)) /* does it have a metatable? */ | |
453 { | |
454 luaV_getfield(L, tname); /* get metatable */ | |
455 if (lua_rawequal(L, -1, -2)) /* MTs match? */ | |
456 { | |
457 lua_pop(L, 2); /* MTs */ | |
458 return p; | |
459 } | |
460 } | |
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461 } |
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462 return NULL; |
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463 } |
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464 |
2330 | 465 static void * |
3450 | 466 luaV_checkcache(lua_State *L, void *p) |
467 { | |
468 luaV_getudata(L, p); | |
469 if (lua_isnil(L, -1)) luaL_error(L, "invalid object"); | |
470 lua_pop(L, 1); | |
471 return p; | |
472 } | |
473 | |
474 #define luaV_unbox(L,luatyp,ud) (*((luatyp *) lua_touserdata((L),(ud)))) | |
475 | |
476 #define luaV_checkvalid(L,luatyp,ud) \ | |
477 luaV_checkcache((L), (void *) luaV_unbox((L),luatyp,(ud))) | |
478 | |
479 static void * | |
2330 | 480 luaV_checkudata(lua_State *L, int ud, const char *tname) |
481 { | |
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482 void *p = luaV_toudata(L, ud, tname); |
3450 | 483 if (p == NULL) luaL_typeerror(L, ud, tname); |
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484 return p; |
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485 } |
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486 |
2330 | 487 static void |
488 luaV_pushtypval(lua_State *L, typval_T *tv) | |
489 { | |
3450 | 490 if (tv == NULL) |
491 { | |
492 lua_pushnil(L); | |
493 return; | |
494 } | |
2330 | 495 switch (tv->v_type) |
496 { | |
497 case VAR_STRING: | |
3865 | 498 lua_pushstring(L, tv->vval.v_string == NULL |
499 ? "" : (char *)tv->vval.v_string); | |
2330 | 500 break; |
501 case VAR_NUMBER: | |
502 lua_pushinteger(L, (int) tv->vval.v_number); | |
503 break; | |
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504 #ifdef FEAT_FLOAT |
2330 | 505 case VAR_FLOAT: |
506 lua_pushnumber(L, (lua_Number) tv->vval.v_float); | |
507 break; | |
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508 #endif |
3450 | 509 case VAR_LIST: |
510 luaV_pushlist(L, tv->vval.v_list); | |
511 break; | |
512 case VAR_DICT: | |
513 luaV_pushdict(L, tv->vval.v_dict); | |
514 break; | |
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515 case VAR_SPECIAL: |
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516 if (tv->vval.v_number <= VVAL_TRUE) |
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517 lua_pushinteger(L, (int) tv->vval.v_number); |
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518 else |
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519 lua_pushnil(L); |
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520 break; |
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521 case VAR_FUNC: |
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522 luaV_pushfuncref(L, tv); |
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523 break; |
3450 | 524 default: |
525 lua_pushnil(L); | |
526 } | |
527 } | |
2330 | 528 |
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529 /* |
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530 * Converts lua value at 'pos' to typval 'tv'. |
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531 * Returns OK or FAIL. |
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532 */ |
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533 static int |
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534 luaV_totypval(lua_State *L, int pos, typval_T *tv) |
3450 | 535 { |
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536 int status = OK; |
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537 |
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538 switch (lua_type(L, pos)) |
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539 { |
3450 | 540 case LUA_TBOOLEAN: |
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541 tv->v_type = VAR_SPECIAL; |
3450 | 542 tv->vval.v_number = (varnumber_T) lua_toboolean(L, pos); |
543 break; | |
544 case LUA_TSTRING: | |
545 tv->v_type = VAR_STRING; | |
546 tv->vval.v_string = vim_strsave((char_u *) lua_tostring(L, pos)); | |
2330 | 547 break; |
3450 | 548 case LUA_TNUMBER: |
549 #ifdef FEAT_FLOAT | |
550 tv->v_type = VAR_FLOAT; | |
551 tv->vval.v_float = (float_T) lua_tonumber(L, pos); | |
552 #else | |
553 tv->v_type = VAR_NUMBER; | |
554 tv->vval.v_number = (varnumber_T) lua_tointeger(L, pos); | |
555 #endif | |
556 break; | |
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557 case LUA_TUSERDATA: |
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558 { |
3450 | 559 void *p = lua_touserdata(L, pos); |
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560 |
3450 | 561 if (lua_getmetatable(L, pos)) /* has metatable? */ |
2330 | 562 { |
3450 | 563 /* check list */ |
564 luaV_getfield(L, LUAVIM_LIST); | |
565 if (lua_rawequal(L, -1, -2)) | |
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566 { |
3450 | 567 tv->v_type = VAR_LIST; |
568 tv->vval.v_list = *((luaV_List *) p); | |
569 ++tv->vval.v_list->lv_refcount; | |
570 lua_pop(L, 2); /* MTs */ | |
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571 break; |
2330 | 572 } |
3450 | 573 /* check dict */ |
574 luaV_getfield(L, LUAVIM_DICT); | |
575 if (lua_rawequal(L, -1, -3)) | |
576 { | |
577 tv->v_type = VAR_DICT; | |
578 tv->vval.v_dict = *((luaV_Dict *) p); | |
579 ++tv->vval.v_dict->dv_refcount; | |
580 lua_pop(L, 3); /* MTs */ | |
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581 break; |
3450 | 582 } |
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583 /* check funcref */ |
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584 luaV_getfield(L, LUAVIM_FUNCREF); |
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585 if (lua_rawequal(L, -1, -4)) |
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586 { |
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587 luaV_Funcref *f = (luaV_Funcref *) p; |
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588 copy_tv(&f->tv, tv); |
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589 lua_pop(L, 4); /* MTs */ |
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590 break; |
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591 } |
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592 lua_pop(L, 4); /* MTs */ |
2330 | 593 } |
594 } | |
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595 /* FALLTHROUGH */ |
2330 | 596 default: |
3450 | 597 tv->v_type = VAR_NUMBER; |
598 tv->vval.v_number = 0; | |
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599 status = FAIL; |
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600 } |
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601 return status; |
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602 } |
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603 |
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604 /* similar to luaL_addlstring, but replaces \0 with \n if toline and |
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605 * \n with \0 otherwise */ |
2330 | 606 static void |
607 luaV_addlstring(luaL_Buffer *b, const char *s, size_t l, int toline) | |
608 { | |
609 while (l--) | |
610 { | |
611 if (*s == '\0' && toline) | |
612 luaL_addchar(b, '\n'); | |
613 else if (*s == '\n' && !toline) | |
614 luaL_addchar(b, '\0'); | |
615 else | |
616 luaL_addchar(b, *s); | |
617 s++; | |
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618 } |
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619 } |
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620 |
2330 | 621 static void |
622 luaV_pushline(lua_State *L, buf_T *buf, linenr_T n) | |
623 { | |
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624 const char *s = (const char *) ml_get_buf(buf, n, FALSE); |
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625 luaL_Buffer b; |
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626 luaL_buffinit(L, &b); |
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627 luaV_addlstring(&b, s, strlen(s), 0); |
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628 luaL_pushresult(&b); |
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629 } |
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630 |
2330 | 631 static char_u * |
632 luaV_toline(lua_State *L, int pos) | |
633 { | |
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634 size_t l; |
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635 const char *s = lua_tolstring(L, pos, &l); |
2330 | 636 |
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637 luaL_Buffer b; |
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638 luaL_buffinit(L, &b); |
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639 luaV_addlstring(&b, s, l, 1); |
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640 luaL_pushresult(&b); |
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641 return (char_u *) lua_tostring(L, -1); |
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642 } |
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643 |
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644 /* pops a string s from the top of the stack and calls mf(t) for pieces t of |
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645 * s separated by newlines */ |
2330 | 646 static void |
647 luaV_msgfunc(lua_State *L, msgfunc_T mf) | |
648 { | |
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649 luaL_Buffer b; |
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650 size_t l; |
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651 const char *p, *s = lua_tolstring(L, -1, &l); |
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652 luaL_buffinit(L, &b); |
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653 luaV_addlstring(&b, s, l, 0); |
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654 luaL_pushresult(&b); |
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655 /* break string */ |
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656 p = s = lua_tolstring(L, -1, &l); |
2330 | 657 while (l--) |
658 { | |
659 if (*p++ == '\0') /* break? */ | |
660 { | |
661 mf((char_u *) s); | |
662 s = p; | |
663 } | |
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664 } |
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665 mf((char_u *) s); |
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666 lua_pop(L, 2); /* original and modified strings */ |
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667 } |
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668 |
3450 | 669 #define luaV_newtype(typ,tname,luatyp,luatname) \ |
670 static luatyp * \ | |
671 luaV_new##tname (lua_State *L, typ *obj) \ | |
672 { \ | |
673 luatyp *o = (luatyp *) lua_newuserdata(L, sizeof(luatyp)); \ | |
674 *o = obj; \ | |
675 luaV_setudata(L, obj); /* cache[obj] = udata */ \ | |
676 luaV_getfield(L, luatname); \ | |
677 lua_setmetatable(L, -2); \ | |
678 return o; \ | |
679 } | |
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680 |
3450 | 681 #define luaV_pushtype(typ,tname,luatyp) \ |
682 static luatyp * \ | |
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683 luaV_push##tname(lua_State *L, typ *obj) \ |
3450 | 684 { \ |
685 luatyp *o = NULL; \ | |
686 if (obj == NULL) \ | |
687 lua_pushnil(L); \ | |
688 else { \ | |
689 luaV_getudata(L, obj); \ | |
690 if (lua_isnil(L, -1)) /* not interned? */ \ | |
691 { \ | |
692 lua_pop(L, 1); \ | |
693 o = luaV_new##tname(L, obj); \ | |
694 } \ | |
695 else \ | |
696 o = (luatyp *) lua_touserdata(L, -1); \ | |
697 } \ | |
698 return o; \ | |
699 } | |
700 | |
701 #define luaV_type_tostring(tname,luatname) \ | |
702 static int \ | |
703 luaV_##tname##_tostring (lua_State *L) \ | |
704 { \ | |
705 lua_pushfstring(L, "%s: %p", luatname, lua_touserdata(L, 1)); \ | |
706 return 1; \ | |
707 } | |
708 | |
709 /* ======= List type ======= */ | |
710 | |
711 static luaV_List * | |
712 luaV_newlist (lua_State *L, list_T *lis) | |
713 { | |
714 luaV_List *l = (luaV_List *) lua_newuserdata(L, sizeof(luaV_List)); | |
715 *l = lis; | |
716 lis->lv_refcount++; /* reference in Lua */ | |
717 luaV_setudata(L, lis); /* cache[lis] = udata */ | |
718 luaV_getfield(L, LUAVIM_LIST); | |
719 lua_setmetatable(L, -2); | |
720 return l; | |
721 } | |
722 | |
723 luaV_pushtype(list_T, list, luaV_List) | |
724 luaV_type_tostring(list, LUAVIM_LIST) | |
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725 |
2330 | 726 static int |
3450 | 727 luaV_list_len (lua_State *L) |
2330 | 728 { |
3450 | 729 list_T *l = luaV_unbox(L, luaV_List, 1); |
730 lua_pushinteger(L, (l == NULL) ? 0 : (int) l->lv_len); | |
731 return 1; | |
732 } | |
733 | |
734 static int | |
735 luaV_list_iter (lua_State *L) | |
736 { | |
737 listitem_T *li = (listitem_T *) lua_touserdata(L, lua_upvalueindex(2)); | |
738 if (li == NULL) return 0; | |
739 luaV_pushtypval(L, &li->li_tv); | |
740 lua_pushlightuserdata(L, (void *) li->li_next); | |
741 lua_replace(L, lua_upvalueindex(2)); | |
742 return 1; | |
743 } | |
744 | |
745 static int | |
746 luaV_list_call (lua_State *L) | |
747 { | |
748 list_T *l = luaV_unbox(L, luaV_List, 1); | |
749 lua_pushvalue(L, lua_upvalueindex(1)); /* pass cache table along */ | |
750 lua_pushlightuserdata(L, (void *) l->lv_first); | |
751 lua_pushcclosure(L, luaV_list_iter, 2); | |
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752 return 1; |
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753 } |
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754 |
2330 | 755 static int |
3450 | 756 luaV_list_index (lua_State *L) |
757 { | |
758 list_T *l = luaV_unbox(L, luaV_List, 1); | |
759 if (lua_isnumber(L, 2)) /* list item? */ | |
760 { | |
761 listitem_T *li = list_find(l, (long) luaL_checkinteger(L, 2)); | |
762 if (li == NULL) | |
763 lua_pushnil(L); | |
764 else | |
765 luaV_pushtypval(L, &li->li_tv); | |
766 } | |
767 else if (lua_isstring(L, 2)) /* method? */ | |
768 { | |
769 const char *s = lua_tostring(L, 2); | |
770 if (strncmp(s, "add", 3) == 0 | |
4293 | 771 || strncmp(s, "insert", 6) == 0) |
3450 | 772 { |
773 lua_getmetatable(L, 1); | |
774 lua_getfield(L, -1, s); | |
775 } | |
776 else | |
777 lua_pushnil(L); | |
778 } | |
779 else | |
780 lua_pushnil(L); | |
781 return 1; | |
782 } | |
783 | |
784 static int | |
785 luaV_list_newindex (lua_State *L) | |
786 { | |
787 list_T *l = luaV_unbox(L, luaV_List, 1); | |
788 long n = (long) luaL_checkinteger(L, 2); | |
789 listitem_T *li; | |
790 if (l->lv_lock) | |
791 luaL_error(L, "list is locked"); | |
792 li = list_find(l, n); | |
793 if (li == NULL) return 0; | |
794 if (lua_isnil(L, 3)) /* remove? */ | |
795 { | |
5871 | 796 vimlist_remove(l, li, li); |
3450 | 797 clear_tv(&li->li_tv); |
798 vim_free(li); | |
799 } | |
800 else | |
801 { | |
802 typval_T v; | |
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803 luaV_checktypval(L, 3, &v, "setting list item"); |
3450 | 804 clear_tv(&li->li_tv); |
805 copy_tv(&v, &li->li_tv); | |
4293 | 806 clear_tv(&v); |
3450 | 807 } |
808 return 0; | |
809 } | |
810 | |
811 static int | |
812 luaV_list_add (lua_State *L) | |
813 { | |
814 luaV_List *lis = luaV_checkudata(L, 1, LUAVIM_LIST); | |
815 list_T *l = (list_T *) luaV_checkcache(L, (void *) *lis); | |
4293 | 816 typval_T v; |
3450 | 817 if (l->lv_lock) |
818 luaL_error(L, "list is locked"); | |
4293 | 819 lua_settop(L, 2); |
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820 luaV_checktypval(L, 2, &v, "adding list item"); |
4293 | 821 if (list_append_tv(l, &v) == FAIL) |
3450 | 822 { |
4293 | 823 clear_tv(&v); |
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824 luaL_error(L, "failed to add item to list"); |
3450 | 825 } |
4293 | 826 clear_tv(&v); |
3450 | 827 lua_settop(L, 1); |
828 return 1; | |
829 } | |
830 | |
831 static int | |
832 luaV_list_insert (lua_State *L) | |
833 { | |
834 luaV_List *lis = luaV_checkudata(L, 1, LUAVIM_LIST); | |
835 list_T *l = (list_T *) luaV_checkcache(L, (void *) *lis); | |
6625 | 836 long pos = (long) luaL_optinteger(L, 3, 0); |
3450 | 837 listitem_T *li = NULL; |
838 typval_T v; | |
839 if (l->lv_lock) | |
840 luaL_error(L, "list is locked"); | |
841 if (pos < l->lv_len) | |
842 { | |
843 li = list_find(l, pos); | |
844 if (li == NULL) | |
845 luaL_error(L, "invalid position"); | |
846 } | |
847 lua_settop(L, 2); | |
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848 luaV_checktypval(L, 2, &v, "inserting list item"); |
4293 | 849 if (list_insert_tv(l, &v, li) == FAIL) |
850 { | |
851 clear_tv(&v); | |
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852 luaL_error(L, "failed to add item to list"); |
4293 | 853 } |
854 clear_tv(&v); | |
3450 | 855 lua_settop(L, 1); |
856 return 1; | |
857 } | |
858 | |
859 static const luaL_Reg luaV_List_mt[] = { | |
860 {"__tostring", luaV_list_tostring}, | |
861 {"__len", luaV_list_len}, | |
862 {"__call", luaV_list_call}, | |
863 {"__index", luaV_list_index}, | |
864 {"__newindex", luaV_list_newindex}, | |
865 {"add", luaV_list_add}, | |
866 {"insert", luaV_list_insert}, | |
867 {NULL, NULL} | |
868 }; | |
869 | |
870 | |
871 /* ======= Dict type ======= */ | |
872 | |
873 static luaV_Dict * | |
874 luaV_newdict (lua_State *L, dict_T *dic) | |
875 { | |
876 luaV_Dict *d = (luaV_Dict *) lua_newuserdata(L, sizeof(luaV_Dict)); | |
877 *d = dic; | |
878 dic->dv_refcount++; /* reference in Lua */ | |
879 luaV_setudata(L, dic); /* cache[dic] = udata */ | |
880 luaV_getfield(L, LUAVIM_DICT); | |
881 lua_setmetatable(L, -2); | |
882 return d; | |
883 } | |
884 | |
885 luaV_pushtype(dict_T, dict, luaV_Dict) | |
886 luaV_type_tostring(dict, LUAVIM_DICT) | |
887 | |
888 static int | |
889 luaV_dict_len (lua_State *L) | |
890 { | |
891 dict_T *d = luaV_unbox(L, luaV_Dict, 1); | |
892 lua_pushinteger(L, (d == NULL) ? 0 : (int) d->dv_hashtab.ht_used); | |
893 return 1; | |
894 } | |
895 | |
896 static int | |
4135 | 897 luaV_dict_iter (lua_State *L UNUSED) |
3450 | 898 { |
4135 | 899 #ifdef FEAT_EVAL |
3450 | 900 hashitem_T *hi = (hashitem_T *) lua_touserdata(L, lua_upvalueindex(2)); |
901 int n = lua_tointeger(L, lua_upvalueindex(3)); | |
902 dictitem_T *di; | |
903 if (n <= 0) return 0; | |
904 while (HASHITEM_EMPTY(hi)) hi++; | |
905 di = dict_lookup(hi); | |
906 lua_pushstring(L, (char *) hi->hi_key); | |
907 luaV_pushtypval(L, &di->di_tv); | |
908 lua_pushlightuserdata(L, (void *) (hi + 1)); | |
909 lua_replace(L, lua_upvalueindex(2)); | |
910 lua_pushinteger(L, n - 1); | |
911 lua_replace(L, lua_upvalueindex(3)); | |
912 return 2; | |
4135 | 913 #else |
914 return 0; | |
915 #endif | |
3450 | 916 } |
917 | |
918 static int | |
919 luaV_dict_call (lua_State *L) | |
920 { | |
921 dict_T *d = luaV_unbox(L, luaV_Dict, 1); | |
922 hashtab_T *ht = &d->dv_hashtab; | |
923 lua_pushvalue(L, lua_upvalueindex(1)); /* pass cache table along */ | |
924 lua_pushlightuserdata(L, (void *) ht->ht_array); | |
925 lua_pushinteger(L, ht->ht_used); /* # remaining items */ | |
926 lua_pushcclosure(L, luaV_dict_iter, 3); | |
927 return 1; | |
928 } | |
929 | |
930 static int | |
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931 luaV_dict_index(lua_State *L) |
3450 | 932 { |
933 dict_T *d = luaV_unbox(L, luaV_Dict, 1); | |
934 char_u *key = (char_u *) luaL_checkstring(L, 2); | |
935 dictitem_T *di = dict_find(d, key, -1); | |
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936 |
3450 | 937 if (di == NULL) |
938 lua_pushnil(L); | |
939 else | |
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940 { |
3450 | 941 luaV_pushtypval(L, &di->di_tv); |
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942 if (di->di_tv.v_type == VAR_FUNC) /* funcref? */ |
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943 { |
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944 luaV_Funcref *f = (luaV_Funcref *) lua_touserdata(L, -1); |
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945 f->self = d; /* keep "self" reference */ |
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946 d->dv_refcount++; |
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947 } |
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948 } |
3450 | 949 return 1; |
950 } | |
951 | |
952 static int | |
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953 luaV_dict_newindex(lua_State *L) |
3450 | 954 { |
955 dict_T *d = luaV_unbox(L, luaV_Dict, 1); | |
956 char_u *key = (char_u *) luaL_checkstring(L, 2); | |
957 dictitem_T *di; | |
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958 typval_T v; |
3450 | 959 if (d->dv_lock) |
960 luaL_error(L, "dict is locked"); | |
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961 if (key != NULL && *key == NUL) |
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962 luaL_error(L, "empty key"); |
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963 if (!lua_isnil(L, 3)) { /* read value? */ |
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964 luaV_checktypval(L, 3, &v, "setting dict item"); |
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965 if (d->dv_scope == VAR_DEF_SCOPE && v.v_type == VAR_FUNC) |
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966 luaL_error(L, "cannot assign funcref to builtin scope"); |
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967 } |
3450 | 968 di = dict_find(d, key, -1); |
969 if (di == NULL) /* non-existing key? */ | |
970 { | |
971 if (lua_isnil(L, 3)) return 0; | |
972 di = dictitem_alloc(key); | |
973 if (di == NULL) return 0; | |
974 if (dict_add(d, di) == FAIL) | |
975 { | |
976 vim_free(di); | |
977 return 0; | |
978 } | |
979 } | |
980 else | |
981 clear_tv(&di->di_tv); | |
982 if (lua_isnil(L, 3)) /* remove? */ | |
983 { | |
984 hashitem_T *hi = hash_find(&d->dv_hashtab, di->di_key); | |
985 hash_remove(&d->dv_hashtab, hi); | |
986 dictitem_free(di); | |
987 } | |
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988 else |
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989 { |
3450 | 990 copy_tv(&v, &di->di_tv); |
4293 | 991 clear_tv(&v); |
3450 | 992 } |
993 return 0; | |
994 } | |
995 | |
996 static const luaL_Reg luaV_Dict_mt[] = { | |
997 {"__tostring", luaV_dict_tostring}, | |
998 {"__len", luaV_dict_len}, | |
999 {"__call", luaV_dict_call}, | |
1000 {"__index", luaV_dict_index}, | |
1001 {"__newindex", luaV_dict_newindex}, | |
1002 {NULL, NULL} | |
1003 }; | |
1004 | |
1005 | |
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1006 /* ======= Funcref type ======= */ |
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1007 |
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1008 static luaV_Funcref * |
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1009 luaV_newfuncref(lua_State *L, char_u *name) |
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1010 { |
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1011 luaV_Funcref *f = (luaV_Funcref *)lua_newuserdata(L, sizeof(luaV_Funcref)); |
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1012 |
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1013 if (name != NULL) |
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1014 { |
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1015 func_ref(name); /* as in copy_tv */ |
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1016 f->tv.vval.v_string = vim_strsave(name); |
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1017 } |
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1018 f->tv.v_type = VAR_FUNC; |
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1019 f->args.v_type = VAR_LIST; |
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1020 f->self = NULL; |
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1021 luaV_getfield(L, LUAVIM_FUNCREF); |
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1022 lua_setmetatable(L, -2); |
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1023 return f; |
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1024 } |
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1025 |
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1026 static luaV_Funcref * |
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1027 luaV_pushfuncref(lua_State *L, typval_T *tv) |
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1028 { |
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1029 luaV_Funcref *f = luaV_newfuncref(L, NULL); |
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1030 copy_tv(tv, &f->tv); |
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1031 clear_tv(tv); |
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1032 return f; |
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1033 } |
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1034 |
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1035 |
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1036 luaV_type_tostring(funcref, LUAVIM_FUNCREF) |
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1037 |
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1038 static int |
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1039 luaV_funcref_gc(lua_State *L) |
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1040 { |
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1041 luaV_Funcref *f = (luaV_Funcref *) lua_touserdata(L, 1); |
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1042 |
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1043 func_unref(f->tv.vval.v_string); |
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1044 vim_free(f->tv.vval.v_string); |
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1045 dict_unref(f->self); |
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1046 return 0; |
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1047 } |
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1048 |
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1049 /* equivalent to string(funcref) */ |
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1050 static int |
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1051 luaV_funcref_len(lua_State *L) |
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1052 { |
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1053 luaV_Funcref *f = (luaV_Funcref *) lua_touserdata(L, 1); |
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1054 |
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1055 lua_pushstring(L, (const char *) f->tv.vval.v_string); |
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1056 return 1; |
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1057 } |
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1058 |
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1059 static int |
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1060 luaV_funcref_call(lua_State *L) |
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1061 { |
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1062 luaV_Funcref *f = (luaV_Funcref *) lua_touserdata(L, 1); |
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1063 int i, n = lua_gettop(L) - 1; /* #args */ |
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1064 int status; |
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1065 typval_T v, rettv; |
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1066 |
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1067 f->args.vval.v_list = list_alloc(); |
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1068 rettv.v_type = VAR_UNKNOWN; /* as in clear_tv */ |
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1069 for (i = 0; i < n; i++) { |
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1070 luaV_checktypval(L, i + 2, &v, "calling funcref"); |
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1071 list_append_tv(f->args.vval.v_list, &v); |
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1072 } |
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1073 status = func_call(f->tv.vval.v_string, &f->args, NULL, f->self, &rettv); |
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1074 if (status == OK) |
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1075 luaV_pushtypval(L, &rettv); |
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1076 clear_tv(&f->args); |
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1077 clear_tv(&rettv); |
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1078 if (status != OK) |
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1079 luaL_error(L, "cannot call funcref"); |
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1080 return 1; |
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1081 } |
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1082 |
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1083 static const luaL_Reg luaV_Funcref_mt[] = { |
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1084 {"__tostring", luaV_funcref_tostring}, |
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1085 {"__gc", luaV_funcref_gc}, |
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1086 {"__len", luaV_funcref_len}, |
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1087 {"__call", luaV_funcref_call}, |
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1088 {NULL, NULL} |
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1089 }; |
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1090 |
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1091 |
3450 | 1092 /* ======= Buffer type ======= */ |
1093 | |
1094 luaV_newtype(buf_T, buffer, luaV_Buffer, LUAVIM_BUFFER) | |
1095 luaV_pushtype(buf_T, buffer, luaV_Buffer) | |
1096 luaV_type_tostring(buffer, LUAVIM_BUFFER) | |
1097 | |
1098 static int | |
2330 | 1099 luaV_buffer_len(lua_State *L) |
1100 { | |
3450 | 1101 buf_T *b = (buf_T *) luaV_checkvalid(L, luaV_Buffer, 1); |
1102 lua_pushinteger(L, b->b_ml.ml_line_count); | |
2320
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1103 return 1; |
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1104 } |
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1105 |
2330 | 1106 static int |
1107 luaV_buffer_call(lua_State *L) | |
1108 { | |
3450 | 1109 buf_T *b = (buf_T *) luaV_checkvalid(L, luaV_Buffer, 1); |
2320
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1110 lua_settop(L, 1); |
3450 | 1111 set_curbuf(b, DOBUF_SPLIT); |
2320
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1112 return 1; |
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1113 } |
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1114 |
2330 | 1115 static int |
1116 luaV_buffer_index(lua_State *L) | |
1117 { | |
3450 | 1118 buf_T *b = (buf_T *) luaV_checkvalid(L, luaV_Buffer, 1); |
2320
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1119 linenr_T n = (linenr_T) lua_tointeger(L, 2); |
3450 | 1120 if (n > 0 && n <= b->b_ml.ml_line_count) |
1121 luaV_pushline(L, b, n); | |
2330 | 1122 else if (lua_isstring(L, 2)) |
1123 { | |
1124 const char *s = lua_tostring(L, 2); | |
1125 if (strncmp(s, "name", 4) == 0) | |
3450 | 1126 lua_pushstring(L, (char *) b->b_sfname); |
2330 | 1127 else if (strncmp(s, "fname", 5) == 0) |
3450 | 1128 lua_pushstring(L, (char *) b->b_ffname); |
2330 | 1129 else if (strncmp(s, "number", 6) == 0) |
3450 | 1130 lua_pushinteger(L, b->b_fnum); |
2330 | 1131 /* methods */ |
1132 else if (strncmp(s, "insert", 6) == 0 | |
1133 || strncmp(s, "next", 4) == 0 | |
1134 || strncmp(s, "previous", 8) == 0 | |
1135 || strncmp(s, "isvalid", 7) == 0) | |
1136 { | |
1137 lua_getmetatable(L, 1); | |
1138 lua_getfield(L, -1, s); | |
1139 } | |
1140 else | |
1141 lua_pushnil(L); | |
2320
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1142 } |
2330 | 1143 else |
1144 lua_pushnil(L); | |
2320
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1145 return 1; |
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|
1146 } |
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1147 |
2330 | 1148 static int |
1149 luaV_buffer_newindex(lua_State *L) | |
1150 { | |
3450 | 1151 buf_T *b = (buf_T *) luaV_checkvalid(L, luaV_Buffer, 1); |
2320
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1152 linenr_T n = (linenr_T) luaL_checkinteger(L, 2); |
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1153 #ifdef HAVE_SANDBOX |
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1154 luaV_checksandbox(L); |
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1155 #endif |
3450 | 1156 if (n < 1 || n > b->b_ml.ml_line_count) |
2330 | 1157 luaL_error(L, "invalid line number"); |
1158 if (lua_isnil(L, 3)) /* delete line */ | |
1159 { | |
1160 buf_T *buf = curbuf; | |
3450 | 1161 curbuf = b; |
2330 | 1162 if (u_savedel(n, 1L) == FAIL) |
1163 { | |
1164 curbuf = buf; | |
1165 luaL_error(L, "cannot save undo information"); | |
1166 } | |
1167 else if (ml_delete(n, FALSE) == FAIL) | |
1168 { | |
1169 curbuf = buf; | |
1170 luaL_error(L, "cannot delete line"); | |
1171 } | |
14235
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1172 else |
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1173 { |
2330 | 1174 deleted_lines_mark(n, 1L); |
3450 | 1175 if (b == curwin->w_buffer) /* fix cursor in current window? */ |
2330 | 1176 { |
1177 if (curwin->w_cursor.lnum >= n) | |
1178 { | |
1179 if (curwin->w_cursor.lnum > n) | |
1180 { | |
1181 curwin->w_cursor.lnum -= 1; | |
1182 check_cursor_col(); | |
1183 } | |
1184 else check_cursor(); | |
1185 changed_cline_bef_curs(); | |
1186 } | |
1187 invalidate_botline(); | |
1188 } | |
1189 } | |
1190 curbuf = buf; | |
2320
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1191 } |
2330 | 1192 else if (lua_isstring(L, 3)) /* update line */ |
1193 { | |
1194 buf_T *buf = curbuf; | |
3450 | 1195 curbuf = b; |
2330 | 1196 if (u_savesub(n) == FAIL) |
1197 { | |
1198 curbuf = buf; | |
1199 luaL_error(L, "cannot save undo information"); | |
1200 } | |
1201 else if (ml_replace(n, luaV_toline(L, 3), TRUE) == FAIL) | |
1202 { | |
1203 curbuf = buf; | |
1204 luaL_error(L, "cannot replace line"); | |
1205 } | |
1206 else changed_bytes(n, 0); | |
1207 curbuf = buf; | |
3450 | 1208 if (b == curwin->w_buffer) |
2330 | 1209 check_cursor_col(); |
2320
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1210 } |
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1211 else |
2330 | 1212 luaL_error(L, "wrong argument to change line"); |
2320
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1213 return 0; |
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1214 } |
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1215 |
2330 | 1216 static int |
1217 luaV_buffer_insert(lua_State *L) | |
1218 { | |
3450 | 1219 luaV_Buffer *lb = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
1220 buf_T *b = (buf_T *) luaV_checkcache(L, (void *) *lb); | |
1221 linenr_T last = b->b_ml.ml_line_count; | |
2320
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1222 linenr_T n = (linenr_T) luaL_optinteger(L, 3, last); |
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1223 buf_T *buf; |
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1224 luaL_checktype(L, 2, LUA_TSTRING); |
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1225 #ifdef HAVE_SANDBOX |
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1226 luaV_checksandbox(L); |
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1227 #endif |
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1228 /* fix insertion line */ |
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1229 if (n < 0) n = 0; |
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1230 if (n > last) n = last; |
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1231 /* insert */ |
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1232 buf = curbuf; |
3450 | 1233 curbuf = b; |
2330 | 1234 if (u_save(n, n + 1) == FAIL) |
1235 { | |
1236 curbuf = buf; | |
1237 luaL_error(L, "cannot save undo information"); | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1238 } |
2330 | 1239 else if (ml_append(n, luaV_toline(L, 2), 0, FALSE) == FAIL) |
1240 { | |
1241 curbuf = buf; | |
1242 luaL_error(L, "cannot insert line"); | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1243 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1244 else |
2330 | 1245 appended_lines_mark(n, 1L); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1246 curbuf = buf; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1247 update_screen(VALID); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1248 return 0; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1249 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1250 |
2330 | 1251 static int |
1252 luaV_buffer_next(lua_State *L) | |
1253 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1254 luaV_Buffer *b = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
3450 | 1255 buf_T *buf = (buf_T *) luaV_checkcache(L, (void *) *b); |
1256 luaV_pushbuffer(L, buf->b_next); | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1257 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1258 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1259 |
2330 | 1260 static int |
1261 luaV_buffer_previous(lua_State *L) | |
1262 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1263 luaV_Buffer *b = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
3450 | 1264 buf_T *buf = (buf_T *) luaV_checkcache(L, (void *) *b); |
1265 luaV_pushbuffer(L, buf->b_prev); | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1266 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1267 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1268 |
2330 | 1269 static int |
1270 luaV_buffer_isvalid(lua_State *L) | |
1271 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1272 luaV_Buffer *b = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
3450 | 1273 luaV_getudata(L, *b); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1274 lua_pushboolean(L, !lua_isnil(L, -1)); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1275 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1276 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1277 |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1278 static const luaL_Reg luaV_Buffer_mt[] = { |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1279 {"__tostring", luaV_buffer_tostring}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1280 {"__len", luaV_buffer_len}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1281 {"__call", luaV_buffer_call}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1282 {"__index", luaV_buffer_index}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1283 {"__newindex", luaV_buffer_newindex}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1284 {"insert", luaV_buffer_insert}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1285 {"next", luaV_buffer_next}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1286 {"previous", luaV_buffer_previous}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1287 {"isvalid", luaV_buffer_isvalid}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1288 {NULL, NULL} |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1289 }; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1290 |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1291 |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1292 /* ======= Window type ======= */ |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1293 |
3450 | 1294 luaV_newtype(win_T, window, luaV_Window, LUAVIM_WINDOW) |
1295 luaV_pushtype(win_T, window, luaV_Window) | |
1296 luaV_type_tostring(window, LUAVIM_WINDOW) | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1297 |
2330 | 1298 static int |
1299 luaV_window_call(lua_State *L) | |
1300 { | |
3450 | 1301 win_T *w = (win_T *) luaV_checkvalid(L, luaV_Window, 1); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1302 lua_settop(L, 1); |
3450 | 1303 win_goto(w); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1304 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1305 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1306 |
2330 | 1307 static int |
1308 luaV_window_index(lua_State *L) | |
1309 { | |
3450 | 1310 win_T *w = (win_T *) luaV_checkvalid(L, luaV_Window, 1); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1311 const char *s = luaL_checkstring(L, 2); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1312 if (strncmp(s, "buffer", 6) == 0) |
3450 | 1313 luaV_pushbuffer(L, w->w_buffer); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1314 else if (strncmp(s, "line", 4) == 0) |
3450 | 1315 lua_pushinteger(L, w->w_cursor.lnum); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1316 else if (strncmp(s, "col", 3) == 0) |
3450 | 1317 lua_pushinteger(L, w->w_cursor.col + 1); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1318 else if (strncmp(s, "width", 5) == 0) |
12515
972ea22c946f
patch 8.0.1136: W_WIDTH() is always the same
Christian Brabandt <cb@256bit.org>
parents:
12477
diff
changeset
|
1319 lua_pushinteger(L, w->w_width); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1320 else if (strncmp(s, "height", 6) == 0) |
3450 | 1321 lua_pushinteger(L, w->w_height); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1322 /* methods */ |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1323 else if (strncmp(s, "next", 4) == 0 |
2330 | 1324 || strncmp(s, "previous", 8) == 0 |
1325 || strncmp(s, "isvalid", 7) == 0) | |
1326 { | |
1327 lua_getmetatable(L, 1); | |
1328 lua_getfield(L, -1, s); | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1329 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1330 else |
2330 | 1331 lua_pushnil(L); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1332 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1333 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1334 |
2330 | 1335 static int |
1336 luaV_window_newindex (lua_State *L) | |
1337 { | |
3450 | 1338 win_T *w = (win_T *) luaV_checkvalid(L, luaV_Window, 1); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1339 const char *s = luaL_checkstring(L, 2); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1340 int v = luaL_checkinteger(L, 3); |
2330 | 1341 if (strncmp(s, "line", 4) == 0) |
1342 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1343 #ifdef HAVE_SANDBOX |
2330 | 1344 luaV_checksandbox(L); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1345 #endif |
3450 | 1346 if (v < 1 || v > w->w_buffer->b_ml.ml_line_count) |
2330 | 1347 luaL_error(L, "line out of range"); |
3450 | 1348 w->w_cursor.lnum = v; |
2330 | 1349 update_screen(VALID); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1350 } |
2330 | 1351 else if (strncmp(s, "col", 3) == 0) |
1352 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1353 #ifdef HAVE_SANDBOX |
2330 | 1354 luaV_checksandbox(L); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1355 #endif |
3450 | 1356 w->w_cursor.col = v - 1; |
2330 | 1357 update_screen(VALID); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1358 } |
2330 | 1359 else if (strncmp(s, "width", 5) == 0) |
1360 { | |
1361 win_T *win = curwin; | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1362 #ifdef FEAT_GUI |
2330 | 1363 need_mouse_correct = TRUE; |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1364 #endif |
3450 | 1365 curwin = w; |
2330 | 1366 win_setwidth(v); |
1367 curwin = win; | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1368 } |
2330 | 1369 else if (strncmp(s, "height", 6) == 0) |
1370 { | |
1371 win_T *win = curwin; | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1372 #ifdef FEAT_GUI |
2330 | 1373 need_mouse_correct = TRUE; |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1374 #endif |
3450 | 1375 curwin = w; |
2330 | 1376 win_setheight(v); |
1377 curwin = win; | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1378 } |
966a5609669e
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Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1379 else |
2330 | 1380 luaL_error(L, "invalid window property: `%s'", s); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1381 return 0; |
966a5609669e
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parents:
diff
changeset
|
1382 } |
966a5609669e
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parents:
diff
changeset
|
1383 |
2330 | 1384 static int |
1385 luaV_window_next(lua_State *L) | |
1386 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1387 luaV_Window *w = luaV_checkudata(L, 1, LUAVIM_WINDOW); |
3450 | 1388 win_T *win = (win_T *) luaV_checkcache(L, (void *) *w); |
1389 luaV_pushwindow(L, win->w_next); | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1390 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1391 } |
966a5609669e
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Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1392 |
2330 | 1393 static int |
1394 luaV_window_previous(lua_State *L) | |
1395 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1396 luaV_Window *w = luaV_checkudata(L, 1, LUAVIM_WINDOW); |
3450 | 1397 win_T *win = (win_T *) luaV_checkcache(L, (void *) *w); |
1398 luaV_pushwindow(L, win->w_prev); | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1399 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1400 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1401 |
2330 | 1402 static int |
1403 luaV_window_isvalid(lua_State *L) | |
1404 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1405 luaV_Window *w = luaV_checkudata(L, 1, LUAVIM_WINDOW); |
3450 | 1406 luaV_getudata(L, *w); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1407 lua_pushboolean(L, !lua_isnil(L, -1)); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1408 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1409 } |
966a5609669e
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parents:
diff
changeset
|
1410 |
966a5609669e
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parents:
diff
changeset
|
1411 static const luaL_Reg luaV_Window_mt[] = { |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1412 {"__tostring", luaV_window_tostring}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1413 {"__call", luaV_window_call}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1414 {"__index", luaV_window_index}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1415 {"__newindex", luaV_window_newindex}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1416 {"next", luaV_window_next}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1417 {"previous", luaV_window_previous}, |
966a5609669e
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parents:
diff
changeset
|
1418 {"isvalid", luaV_window_isvalid}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1419 {NULL, NULL} |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1420 }; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1421 |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1422 |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1423 /* ======= Vim module ======= */ |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1424 |
2330 | 1425 static int |
1426 luaV_print(lua_State *L) | |
1427 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1428 int i, n = lua_gettop(L); /* nargs */ |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1429 const char *s; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1430 size_t l; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1431 luaL_Buffer b; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1432 luaL_buffinit(L, &b); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1433 lua_getglobal(L, "tostring"); |
2330 | 1434 for (i = 1; i <= n; i++) |
1435 { | |
1436 lua_pushvalue(L, -1); /* tostring */ | |
1437 lua_pushvalue(L, i); /* arg */ | |
1438 lua_call(L, 1, 1); | |
1439 s = lua_tolstring(L, -1, &l); | |
1440 if (s == NULL) | |
1441 return luaL_error(L, "cannot convert to string"); | |
1442 if (i > 1) luaL_addchar(&b, ' '); /* use space instead of tab */ | |
1443 luaV_addlstring(&b, s, l, 0); | |
1444 lua_pop(L, 1); | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1445 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
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|
1446 luaL_pushresult(&b); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1447 luaV_msg(L); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
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|
1448 return 0; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
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changeset
|
1449 } |
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Added Lua interfae. (Luis Carvalho)
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diff
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|
1450 |
2330 | 1451 static int |
3091 | 1452 luaV_debug(lua_State *L) |
1453 { | |
1454 lua_settop(L, 0); | |
1455 lua_getglobal(L, "vim"); | |
1456 lua_getfield(L, -1, "eval"); | |
1457 lua_remove(L, -2); /* vim.eval at position 1 */ | |
1458 for (;;) | |
1459 { | |
1460 const char *input; | |
1461 size_t l; | |
1462 lua_pushvalue(L, 1); /* vim.eval */ | |
1463 lua_pushliteral(L, "input('lua_debug> ')"); | |
1464 lua_call(L, 1, 1); /* return string */ | |
1465 input = lua_tolstring(L, -1, &l); | |
1466 if (l == 0 || strcmp(input, "cont") == 0) | |
1467 return 0; | |
1468 msg_putchar('\n'); /* avoid outputting on input line */ | |
1469 if (luaL_loadbuffer(L, input, l, "=(debug command)") | |
1470 || lua_pcall(L, 0, 0, 0)) | |
1471 luaV_emsg(L); | |
1472 lua_settop(L, 1); /* remove eventual returns, but keep vim.eval */ | |
1473 } | |
1474 } | |
1475 | |
1476 static int | |
2330 | 1477 luaV_command(lua_State *L) |
1478 { | |
2320
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Added Lua interfae. (Luis Carvalho)
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|
1479 do_cmdline_cmd((char_u *) luaL_checkstring(L, 1)); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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|
1480 update_screen(VALID); |
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Added Lua interfae. (Luis Carvalho)
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|
1481 return 0; |
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|
1482 } |
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|
1483 |
2330 | 1484 static int |
1485 luaV_eval(lua_State *L) | |
1486 { | |
2320
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Added Lua interfae. (Luis Carvalho)
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|
1487 typval_T *tv = eval_expr((char_u *) luaL_checkstring(L, 1), NULL); |
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|
1488 if (tv == NULL) luaL_error(L, "invalid expression"); |
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|
1489 luaV_pushtypval(L, tv); |
4293 | 1490 free_tv(tv); |
2320
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|
1491 return 1; |
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|
1492 } |
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|
1493 |
2330 | 1494 static int |
2331
3840b7508835
Make it easier to build with Lua. Remove compiler warnings.
Bram Moolenaar <bram@vim.org>
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2330
diff
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|
1495 luaV_beep(lua_State *L UNUSED) |
2330 | 1496 { |
6949 | 1497 vim_beep(BO_LANG); |
2320
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|
1498 return 0; |
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|
1499 } |
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|
1500 |
2330 | 1501 static int |
1502 luaV_line(lua_State *L) | |
1503 { | |
2320
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|
1504 luaV_pushline(L, curbuf, curwin->w_cursor.lnum); |
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|
1505 return 1; |
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|
1506 } |
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|
1507 |
2330 | 1508 static int |
3450 | 1509 luaV_list(lua_State *L) |
1510 { | |
14235
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patch 8.1.0134: Lua interface does not support funcref
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|
1511 list_T *l; |
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parents:
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|
1512 int initarg = !lua_isnoneornil(L, 1); |
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|
1513 |
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|
1514 if (initarg && lua_type(L, 1) != LUA_TTABLE) |
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|
1515 luaL_error(L, "table expected, got %s", luaL_typename(L, 1)); |
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patch 8.1.0134: Lua interface does not support funcref
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parents:
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|
1516 l = list_alloc(); |
3450 | 1517 if (l == NULL) |
1518 lua_pushnil(L); | |
1519 else | |
14235
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parents:
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|
1520 { |
3450 | 1521 luaV_newlist(L, l); |
14235
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|
1522 if (initarg) { /* traverse table to init dict */ |
e3bc8cdc94dd
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|
1523 int notnil, i = 0; |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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parents:
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|
1524 typval_T v; |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1525 do { |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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parents:
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|
1526 lua_rawgeti(L, 1, ++i); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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parents:
12515
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|
1527 notnil = !lua_isnil(L, -1); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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parents:
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|
1528 if (notnil) { |
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patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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|
1529 luaV_checktypval(L, -1, &v, "vim.list"); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1530 list_append_tv(l, &v); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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|
1531 } |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1532 lua_pop(L, 1); /* value */ |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1533 } while (notnil); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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|
1534 } |
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patch 8.1.0134: Lua interface does not support funcref
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|
1535 } |
3450 | 1536 return 1; |
1537 } | |
1538 | |
1539 static int | |
1540 luaV_dict(lua_State *L) | |
1541 { | |
14235
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patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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|
1542 dict_T *d; |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1543 int initarg = !lua_isnoneornil(L, 1); |
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patch 8.1.0134: Lua interface does not support funcref
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|
1544 |
e3bc8cdc94dd
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|
1545 if (initarg && lua_type(L, 1) != LUA_TTABLE) |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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12515
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|
1546 luaL_error(L, "table expected, got %s", luaL_typename(L, 1)); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
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changeset
|
1547 d = dict_alloc(); |
3450 | 1548 if (d == NULL) |
1549 lua_pushnil(L); | |
1550 else | |
14235
e3bc8cdc94dd
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|
1551 { |
3450 | 1552 luaV_newdict(L, d); |
14235
e3bc8cdc94dd
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|
1553 if (initarg) /* traverse table to init dict */ |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1554 { |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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12515
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changeset
|
1555 lua_pushnil(L); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1556 while (lua_next(L, 1)) |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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|
1557 { |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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parents:
12515
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|
1558 char_u *key; |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1559 dictitem_T *di; |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1560 typval_T v; |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1561 lua_pushvalue(L, -2); /* dup key in case it's a number */ |
e3bc8cdc94dd
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|
1562 key = (char_u *) lua_tostring(L, -1); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1563 if (key != NULL && *key == NUL) |
e3bc8cdc94dd
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|
1564 luaL_error(L, "table has empty key"); |
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|
1565 luaV_checktypval(L, -2, &v, "vim.dict"); /* value */ |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1566 di = dictitem_alloc(key); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1567 if (di == NULL || dict_add(d, di) == FAIL) { |
e3bc8cdc94dd
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|
1568 vim_free(di); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1569 lua_pushnil(L); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1570 return 1; |
e3bc8cdc94dd
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|
1571 } |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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changeset
|
1572 copy_tv(&v, &di->di_tv); |
e3bc8cdc94dd
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|
1573 clear_tv(&v); |
e3bc8cdc94dd
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|
1574 lua_pop(L, 2); /* key copy and value */ |
e3bc8cdc94dd
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|
1575 } |
e3bc8cdc94dd
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|
1576 } |
e3bc8cdc94dd
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|
1577 } |
e3bc8cdc94dd
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|
1578 return 1; |
e3bc8cdc94dd
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|
1579 } |
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|
1580 |
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|
1581 static int |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1582 luaV_funcref(lua_State *L) |
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|
1583 { |
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|
1584 const char *name = luaL_checkstring(L, 1); |
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|
1585 /* note: not checking if function exists (needs function_exists) */ |
e3bc8cdc94dd
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changeset
|
1586 if (name == NULL || *name == NUL || VIM_ISDIGIT(*name)) |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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|
1587 luaL_error(L, "invalid function name: %s", name); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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changeset
|
1588 luaV_newfuncref(L, (char_u *) name); |
3450 | 1589 return 1; |
1590 } | |
1591 | |
1592 static int | |
2330 | 1593 luaV_buffer(lua_State *L) |
1594 { | |
2320
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1595 buf_T *buf; |
2330 | 1596 if (lua_isstring(L, 1)) /* get by number or name? */ |
1597 { | |
1598 if (lua_isnumber(L, 1)) /* by number? */ | |
1599 { | |
1600 int n = lua_tointeger(L, 1); | |
9649
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1601 FOR_ALL_BUFFERS(buf) |
2330 | 1602 if (buf->b_fnum == n) break; |
1603 } | |
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1604 else // by name |
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|
1605 { |
2330 | 1606 size_t l; |
1607 const char *s = lua_tolstring(L, 1, &l); | |
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|
1608 FOR_ALL_BUFFERS(buf) |
2330 | 1609 { |
1610 if (buf->b_ffname == NULL || buf->b_sfname == NULL) | |
1611 { | |
1612 if (l == 0) break; | |
1613 } | |
2331
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1614 else if (strncmp(s, (char *)buf->b_ffname, l) == 0 |
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1615 || strncmp(s, (char *)buf->b_sfname, l) == 0) |
2330 | 1616 break; |
1617 } | |
1618 } | |
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1619 } |
3450 | 1620 else |
2330 | 1621 buf = (lua_toboolean(L, 1)) ? firstbuf : curbuf; /* first buffer? */ |
3450 | 1622 luaV_pushbuffer(L, buf); |
2320
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1623 return 1; |
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1624 } |
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1625 |
2330 | 1626 static int |
1627 luaV_window(lua_State *L) | |
1628 { | |
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1629 win_T *win; |
2330 | 1630 if (lua_isnumber(L, 1)) /* get by number? */ |
1631 { | |
1632 int n = lua_tointeger(L, 1); | |
1633 for (win = firstwin; win != NULL; win = win->w_next, n--) | |
1634 if (n == 1) break; | |
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1635 } |
3450 | 1636 else |
2330 | 1637 win = (lua_toboolean(L, 1)) ? firstwin : curwin; /* first window? */ |
3450 | 1638 luaV_pushwindow(L, win); |
2320
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1639 return 1; |
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1640 } |
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1641 |
2330 | 1642 static int |
1643 luaV_open(lua_State *L) | |
1644 { | |
2320
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1645 char_u *s = NULL; |
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1646 #ifdef HAVE_SANDBOX |
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1647 luaV_checksandbox(L); |
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1648 #endif |
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1649 if (lua_isstring(L, 1)) s = (char_u *) lua_tostring(L, 1); |
3200 | 1650 luaV_pushbuffer(L, buflist_new(s, NULL, 1L, BLN_LISTED)); |
2320
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1651 return 1; |
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1652 } |
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|
1653 |
2330 | 1654 static int |
3450 | 1655 luaV_type(lua_State *L) |
2330 | 1656 { |
3450 | 1657 luaL_checkany(L, 1); |
1658 if (lua_type(L, 1) == LUA_TUSERDATA) /* check vim udata? */ | |
1659 { | |
1660 lua_settop(L, 1); | |
1661 if (lua_getmetatable(L, 1)) | |
1662 { | |
1663 luaV_getfield(L, LUAVIM_LIST); | |
1664 if (lua_rawequal(L, -1, 2)) | |
1665 { | |
1666 lua_pushstring(L, "list"); | |
1667 return 1; | |
1668 } | |
1669 luaV_getfield(L, LUAVIM_DICT); | |
1670 if (lua_rawequal(L, -1, 2)) | |
1671 { | |
1672 lua_pushstring(L, "dict"); | |
1673 return 1; | |
1674 } | |
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1675 luaV_getfield(L, LUAVIM_FUNCREF); |
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1676 if (lua_rawequal(L, -1, 2)) |
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1677 { |
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1678 lua_pushstring(L, "funcref"); |
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1679 return 1; |
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1680 } |
3450 | 1681 luaV_getfield(L, LUAVIM_BUFFER); |
1682 if (lua_rawequal(L, -1, 2)) | |
1683 { | |
1684 lua_pushstring(L, "buffer"); | |
1685 return 1; | |
1686 } | |
1687 luaV_getfield(L, LUAVIM_WINDOW); | |
1688 if (lua_rawequal(L, -1, 2)) | |
1689 { | |
1690 lua_pushstring(L, "window"); | |
1691 return 1; | |
1692 } | |
1693 } | |
1694 } | |
1695 lua_pushstring(L, luaL_typename(L, 1)); /* fallback */ | |
2320
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1696 return 1; |
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1697 } |
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1698 |
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1699 static const luaL_Reg luaV_module[] = { |
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1700 {"command", luaV_command}, |
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1701 {"eval", luaV_eval}, |
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|
1702 {"beep", luaV_beep}, |
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1703 {"line", luaV_line}, |
3450 | 1704 {"list", luaV_list}, |
1705 {"dict", luaV_dict}, | |
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1706 {"funcref", luaV_funcref}, |
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1707 {"buffer", luaV_buffer}, |
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1708 {"window", luaV_window}, |
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1709 {"open", luaV_open}, |
3450 | 1710 {"type", luaV_type}, |
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1711 {NULL, NULL} |
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1712 }; |
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1713 |
3450 | 1714 /* for freeing list, dict, buffer and window objects; lightuserdata as arg */ |
1715 static int | |
1716 luaV_free(lua_State *L) | |
1717 { | |
1718 lua_pushnil(L); | |
1719 luaV_setudata(L, lua_touserdata(L, 1)); | |
1720 return 0; | |
1721 } | |
1722 | |
1723 static int | |
1724 luaV_luaeval (lua_State *L) | |
1725 { | |
1726 luaL_Buffer b; | |
1727 size_t l; | |
1728 const char *str = lua_tolstring(L, 1, &l); | |
1729 typval_T *arg = (typval_T *) lua_touserdata(L, 2); | |
1730 typval_T *rettv = (typval_T *) lua_touserdata(L, 3); | |
1731 luaL_buffinit(L, &b); | |
1732 luaL_addlstring(&b, LUAVIM_EVALHEADER, sizeof(LUAVIM_EVALHEADER) - 1); | |
1733 luaL_addlstring(&b, str, l); | |
1734 luaL_pushresult(&b); | |
1735 str = lua_tolstring(L, -1, &l); | |
1736 if (luaL_loadbuffer(L, str, l, LUAVIM_EVALNAME)) /* compile error? */ | |
1737 { | |
1738 luaV_emsg(L); | |
1739 return 0; | |
1740 } | |
1741 luaV_pushtypval(L, arg); | |
1742 if (lua_pcall(L, 1, 1, 0)) /* running error? */ | |
1743 { | |
1744 luaV_emsg(L); | |
1745 return 0; | |
1746 } | |
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1747 if (luaV_totypval(L, -1, rettv) == FAIL) |
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1748 EMSG("luaeval: cannot convert value"); |
6590 | 1749 return 0; |
3450 | 1750 } |
1751 | |
1752 static int | |
1753 luaV_setref (lua_State *L) | |
1754 { | |
6565 | 1755 int copyID = lua_tointeger(L, 1); |
1756 int abort = FALSE; | |
1757 typval_T tv; | |
1758 | |
3450 | 1759 luaV_getfield(L, LUAVIM_LIST); |
1760 luaV_getfield(L, LUAVIM_DICT); | |
1761 lua_pushnil(L); | |
6586 | 1762 /* traverse cache table */ |
1763 while (!abort && lua_next(L, lua_upvalueindex(1)) != 0) | |
3450 | 1764 { |
1765 lua_getmetatable(L, -1); | |
1766 if (lua_rawequal(L, -1, 2)) /* list? */ | |
1767 { | |
1768 tv.v_type = VAR_LIST; | |
1769 tv.vval.v_list = (list_T *) lua_touserdata(L, 4); /* key */ | |
7297
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|
1770 abort = set_ref_in_item(&tv, copyID, NULL, NULL); |
3450 | 1771 } |
1772 else if (lua_rawequal(L, -1, 3)) /* dict? */ | |
1773 { | |
1774 tv.v_type = VAR_DICT; | |
1775 tv.vval.v_dict = (dict_T *) lua_touserdata(L, 4); /* key */ | |
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|
1776 abort = set_ref_in_item(&tv, copyID, NULL, NULL); |
3450 | 1777 } |
1778 lua_pop(L, 2); /* metatable and value */ | |
1779 } | |
6565 | 1780 lua_pushinteger(L, abort); |
6590 | 1781 return 1; |
3450 | 1782 } |
1783 | |
2330 | 1784 static int |
1785 luaopen_vim(lua_State *L) | |
1786 { | |
3450 | 1787 /* set cache table */ |
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1788 lua_newtable(L); |
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|
1789 lua_newtable(L); |
3450 | 1790 lua_pushstring(L, "v"); |
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1791 lua_setfield(L, -2, "__mode"); |
3450 | 1792 lua_setmetatable(L, -2); /* cache is weak-valued */ |
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1793 /* print */ |
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|
1794 lua_pushcfunction(L, luaV_print); |
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|
1795 lua_setglobal(L, "print"); |
3091 | 1796 /* debug.debug */ |
1797 lua_getglobal(L, "debug"); | |
1798 lua_pushcfunction(L, luaV_debug); | |
1799 lua_setfield(L, -2, "debug"); | |
1800 lua_pop(L, 1); | |
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1801 /* free */ |
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1802 lua_pushlightuserdata(L, (void *) LUAVIM_FREE); |
3450 | 1803 lua_pushvalue(L, 1); /* cache table */ |
1804 lua_pushcclosure(L, luaV_free, 1); | |
1805 lua_rawset(L, LUA_REGISTRYINDEX); | |
1806 /* luaeval */ | |
1807 lua_pushlightuserdata(L, (void *) LUAVIM_LUAEVAL); | |
1808 lua_pushvalue(L, 1); /* cache table */ | |
1809 lua_pushcclosure(L, luaV_luaeval, 1); | |
1810 lua_rawset(L, LUA_REGISTRYINDEX); | |
1811 /* setref */ | |
1812 lua_pushlightuserdata(L, (void *) LUAVIM_SETREF); | |
1813 lua_pushvalue(L, 1); /* cache table */ | |
1814 lua_pushcclosure(L, luaV_setref, 1); | |
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1815 lua_rawset(L, LUA_REGISTRYINDEX); |
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1816 /* register */ |
3450 | 1817 luaV_newmetatable(L, LUAVIM_LIST); |
1818 lua_pushvalue(L, 1); | |
1819 luaV_openlib(L, luaV_List_mt, 1); | |
1820 luaV_newmetatable(L, LUAVIM_DICT); | |
1821 lua_pushvalue(L, 1); | |
1822 luaV_openlib(L, luaV_Dict_mt, 1); | |
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1823 luaV_newmetatable(L, LUAVIM_FUNCREF); |
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1824 lua_pushvalue(L, 1); |
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1825 luaV_openlib(L, luaV_Funcref_mt, 1); |
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1826 luaV_newmetatable(L, LUAVIM_BUFFER); |
3450 | 1827 lua_pushvalue(L, 1); /* cache table */ |
1828 luaV_openlib(L, luaV_Buffer_mt, 1); | |
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1829 luaV_newmetatable(L, LUAVIM_WINDOW); |
3450 | 1830 lua_pushvalue(L, 1); /* cache table */ |
1831 luaV_openlib(L, luaV_Window_mt, 1); | |
1832 lua_newtable(L); /* vim table */ | |
1833 lua_pushvalue(L, 1); /* cache table */ | |
1834 luaV_openlib(L, luaV_module, 1); | |
1835 lua_setglobal(L, LUAVIM_NAME); | |
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1836 return 0; |
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|
1837 } |
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1838 |
2330 | 1839 static lua_State * |
1840 luaV_newstate(void) | |
1841 { | |
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1842 lua_State *L = luaL_newstate(); |
2431
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1843 luaL_openlibs(L); /* core libs */ |
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1844 lua_pushcfunction(L, luaopen_vim); /* vim */ |
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1845 lua_call(L, 0, 0); |
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1846 return L; |
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1847 } |
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1848 |
2330 | 1849 static void |
1850 luaV_setrange(lua_State *L, int line1, int line2) | |
1851 { | |
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1852 lua_getglobal(L, LUAVIM_NAME); |
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1853 lua_pushinteger(L, line1); |
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1854 lua_setfield(L, -2, "firstline"); |
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1855 lua_pushinteger(L, line2); |
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1856 lua_setfield(L, -2, "lastline"); |
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1857 lua_pop(L, 1); /* vim table */ |
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1858 } |
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1859 |
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1860 |
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1861 /* ======= Interface ======= */ |
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1862 |
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1863 static lua_State *L = NULL; |
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1864 |
2330 | 1865 static int |
3450 | 1866 lua_isopen(void) |
2543
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1867 { |
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1868 return L != NULL; |
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1869 } |
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1870 |
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1871 static int |
2330 | 1872 lua_init(void) |
1873 { | |
3450 | 1874 if (!lua_isopen()) |
2330 | 1875 { |
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1876 #ifdef DYNAMIC_LUA |
2330 | 1877 if (!lua_enabled(TRUE)) |
1878 { | |
1879 EMSG(_("Lua library cannot be loaded.")); | |
1880 return FAIL; | |
1881 } | |
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1882 #endif |
2330 | 1883 L = luaV_newstate(); |
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1884 } |
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1885 return OK; |
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1886 } |
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1887 |
2330 | 1888 void |
1889 lua_end(void) | |
1890 { | |
3450 | 1891 if (lua_isopen()) |
2330 | 1892 { |
1893 lua_close(L); | |
1894 L = NULL; | |
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1895 #ifdef DYNAMIC_LUA |
2330 | 1896 end_dynamic_lua(); |
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1897 #endif |
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1898 } |
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1899 } |
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1900 |
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1901 /* ex commands */ |
2330 | 1902 void |
1903 ex_lua(exarg_T *eap) | |
1904 { | |
2320
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1905 char *script; |
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1906 if (lua_init() == FAIL) return; |
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1907 script = (char *) script_get(eap, eap->arg); |
2330 | 1908 if (!eap->skip) |
1909 { | |
1910 char *s = (script) ? script : (char *) eap->arg; | |
1911 luaV_setrange(L, eap->line1, eap->line2); | |
1912 if (luaL_loadbuffer(L, s, strlen(s), LUAVIM_CHUNKNAME) | |
1913 || lua_pcall(L, 0, 0, 0)) | |
1914 luaV_emsg(L); | |
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1915 } |
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1916 if (script != NULL) vim_free(script); |
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1917 } |
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1918 |
2330 | 1919 void |
1920 ex_luado(exarg_T *eap) | |
1921 { | |
2320
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1922 linenr_T l; |
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1923 const char *s = (const char *) eap->arg; |
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1924 luaL_Buffer b; |
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1925 size_t len; |
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1926 buf_T *was_curbuf = curbuf; |
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1927 |
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1928 if (lua_init() == FAIL) return; |
2330 | 1929 if (u_save(eap->line1 - 1, eap->line2 + 1) == FAIL) |
1930 { | |
1931 EMSG(_("cannot save undo information")); | |
1932 return; | |
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1933 } |
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1934 luaV_setrange(L, eap->line1, eap->line2); |
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1935 luaL_buffinit(L, &b); |
3459 | 1936 luaL_addlstring(&b, "return function(line, linenr) ", 30); /* header */ |
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1937 luaL_addlstring(&b, s, strlen(s)); |
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1938 luaL_addlstring(&b, " end", 4); /* footer */ |
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1939 luaL_pushresult(&b); |
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1940 s = lua_tolstring(L, -1, &len); |
2330 | 1941 if (luaL_loadbuffer(L, s, len, LUAVIM_CHUNKNAME)) |
1942 { | |
1943 luaV_emsg(L); | |
1944 lua_pop(L, 1); /* function body */ | |
1945 return; | |
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1946 } |
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1947 lua_call(L, 0, 1); |
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1948 lua_replace(L, -2); /* function -> body */ |
2330 | 1949 for (l = eap->line1; l <= eap->line2; l++) |
1950 { | |
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1951 /* Check the line number, the command my have deleted lines. */ |
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1952 if (l > curbuf->b_ml.ml_line_count) |
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1953 break; |
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1954 |
2330 | 1955 lua_pushvalue(L, -1); /* function */ |
1956 luaV_pushline(L, curbuf, l); /* current line as arg */ | |
3459 | 1957 lua_pushinteger(L, l); /* current line number as arg */ |
1958 if (lua_pcall(L, 2, 1, 0)) | |
2330 | 1959 { |
1960 luaV_emsg(L); | |
1961 break; | |
1962 } | |
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1963 /* Catch the command switching to another buffer. */ |
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1964 if (curbuf != was_curbuf) |
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1965 break; |
2330 | 1966 if (lua_isstring(L, -1)) /* update line? */ |
1967 { | |
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1968 #ifdef HAVE_SANDBOX |
2330 | 1969 luaV_checksandbox(L); |
2320
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1970 #endif |
2330 | 1971 ml_replace(l, luaV_toline(L, -1), TRUE); |
1972 changed_bytes(l, 0); | |
1973 lua_pop(L, 1); /* result from luaV_toline */ | |
1974 } | |
1975 lua_pop(L, 1); /* line */ | |
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1976 } |
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1977 lua_pop(L, 1); /* function */ |
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1978 check_cursor(); |
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1979 update_screen(NOT_VALID); |
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1980 } |
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1981 |
2330 | 1982 void |
1983 ex_luafile(exarg_T *eap) | |
1984 { | |
1985 if (lua_init() == FAIL) | |
1986 return; | |
1987 if (!eap->skip) | |
1988 { | |
1989 luaV_setrange(L, eap->line1, eap->line2); | |
1990 if (luaL_loadfile(L, (char *) eap->arg) || lua_pcall(L, 0, 0, 0)) | |
1991 luaV_emsg(L); | |
2320
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1992 } |
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1993 } |
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1994 |
3450 | 1995 #define luaV_freetype(typ,tname) \ |
1996 void \ | |
1997 lua_##tname##_free(typ *o) \ | |
1998 { \ | |
1999 if (!lua_isopen()) return; \ | |
2000 luaV_getfield(L, LUAVIM_FREE); \ | |
2001 lua_pushlightuserdata(L, (void *) o); \ | |
2002 lua_call(L, 1, 0); \ | |
2003 } | |
2004 | |
2005 luaV_freetype(buf_T, buffer) | |
2006 luaV_freetype(win_T, window) | |
2007 | |
2330 | 2008 void |
3450 | 2009 do_luaeval (char_u *str, typval_T *arg, typval_T *rettv) |
2330 | 2010 { |
3450 | 2011 lua_init(); |
2012 luaV_getfield(L, LUAVIM_LUAEVAL); | |
2013 lua_pushstring(L, (char *) str); | |
2014 lua_pushlightuserdata(L, (void *) arg); | |
2015 lua_pushlightuserdata(L, (void *) rettv); | |
2016 lua_call(L, 3, 0); | |
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2017 } |
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2018 |
6565 | 2019 int |
3450 | 2020 set_ref_in_lua (int copyID) |
2330 | 2021 { |
6565 | 2022 int aborted = 0; |
2023 | |
2024 if (lua_isopen()) | |
2025 { | |
2026 luaV_getfield(L, LUAVIM_SETREF); | |
2027 /* call the function with 1 arg, getting 1 result back */ | |
2028 lua_pushinteger(L, copyID); | |
2029 lua_call(L, 1, 1); | |
2030 /* get the result */ | |
2031 aborted = lua_tointeger(L, -1); | |
2032 /* pop result off the stack */ | |
2033 lua_pop(L, 1); | |
2034 } | |
2035 return aborted; | |
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2036 } |
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2037 |
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2038 #endif |