Mercurial > vim
annotate src/if_lua.c @ 16028:8ad2cda3757d v8.1.1019
patch 8.1.1019: Lua: may garbage collect function reference in use
commit https://github.com/vim/vim/commit/4eefe47ea4b6bf958617e924f52bc7a409cfb0ed
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue Mar 19 21:59:19 2019 +0100
patch 8.1.1019: Lua: may garbage collect function reference in use
Problem: Lua: may garbage collect function reference in use.
Solution: Keep the function name instead of the typeval. Make luaV_setref()
handle funcref objects. (Ozaki Kiichi, closes #4127)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Tue, 19 Mar 2019 22:00:07 +0100 |
parents | 3b524e8110ab |
children | a2f0e93a5857 |
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 char_u *name; // funcref |
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33 dict_T *self; // selfdict |
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34 } luaV_Funcref; |
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35 typedef void (*msgfunc_T)(char_u *); |
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36 |
3450 | 37 static const char LUAVIM_DICT[] = "dict"; |
38 static const char LUAVIM_LIST[] = "list"; | |
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39 static const char LUAVIM_FUNCREF[] = "funcref"; |
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40 static const char LUAVIM_BUFFER[] = "buffer"; |
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41 static const char LUAVIM_WINDOW[] = "window"; |
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42 static const char LUAVIM_FREE[] = "luaV_free"; |
3450 | 43 static const char LUAVIM_LUAEVAL[] = "luaV_luaeval"; |
44 static const char LUAVIM_SETREF[] = "luaV_setref"; | |
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45 |
3450 | 46 /* most functions are closures with a cache table as first upvalue; |
47 * get/setudata manage references to vim userdata in cache table through | |
48 * object pointers (light userdata) */ | |
49 #define luaV_getudata(L, v) \ | |
50 lua_pushlightuserdata((L), (void *) (v)); \ | |
51 lua_rawget((L), lua_upvalueindex(1)) | |
52 #define luaV_setudata(L, v) \ | |
53 lua_pushlightuserdata((L), (void *) (v)); \ | |
54 lua_pushvalue((L), -2); \ | |
55 lua_rawset((L), lua_upvalueindex(1)) | |
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56 #define luaV_getfield(L, s) \ |
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57 lua_pushlightuserdata((L), (void *)(s)); \ |
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58 lua_rawget((L), LUA_REGISTRYINDEX) |
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59 #define luaV_checksandbox(L) \ |
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60 if (sandbox) luaL_error((L), "not allowed in sandbox") |
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61 #define luaV_msg(L) luaV_msgfunc((L), (msgfunc_T) msg) |
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62 #define luaV_emsg(L) luaV_msgfunc((L), (msgfunc_T) emsg) |
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63 #define luaV_checktypval(L, a, v, msg) \ |
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64 do { \ |
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65 if (luaV_totypval(L, a, v) == FAIL) \ |
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66 luaL_error(L, msg ": cannot convert value"); \ |
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67 } while (0) |
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68 |
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69 static luaV_List *luaV_pushlist(lua_State *L, list_T *lis); |
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70 static luaV_Dict *luaV_pushdict(lua_State *L, dict_T *dic); |
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71 static luaV_Funcref *luaV_pushfuncref(lua_State *L, char_u *name); |
3450 | 72 |
73 #if LUA_VERSION_NUM <= 501 | |
74 #define luaV_openlib(L, l, n) luaL_openlib(L, NULL, l, n) | |
75 #define luaL_typeerror luaL_typerror | |
76 #else | |
77 #define luaV_openlib luaL_setfuncs | |
78 #endif | |
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79 |
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80 #ifdef DYNAMIC_LUA |
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81 |
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82 #ifndef MSWIN |
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83 # include <dlfcn.h> |
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84 # define HANDLE void* |
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85 # define load_dll(n) dlopen((n), RTLD_LAZY|RTLD_GLOBAL) |
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86 # define symbol_from_dll dlsym |
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87 # define close_dll dlclose |
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88 #else |
2612 | 89 # define load_dll vimLoadLib |
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90 # define symbol_from_dll GetProcAddress |
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91 # define close_dll FreeLibrary |
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92 #endif |
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93 |
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94 /* lauxlib */ |
3450 | 95 #if LUA_VERSION_NUM <= 501 |
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96 #define luaL_register dll_luaL_register |
3450 | 97 #define luaL_prepbuffer dll_luaL_prepbuffer |
98 #define luaL_openlib dll_luaL_openlib | |
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99 #define luaL_typerror dll_luaL_typerror |
3450 | 100 #define luaL_loadfile dll_luaL_loadfile |
101 #define luaL_loadbuffer dll_luaL_loadbuffer | |
102 #else | |
103 #define luaL_prepbuffsize dll_luaL_prepbuffsize | |
104 #define luaL_setfuncs dll_luaL_setfuncs | |
105 #define luaL_loadfilex dll_luaL_loadfilex | |
106 #define luaL_loadbufferx dll_luaL_loadbufferx | |
107 #define luaL_argerror dll_luaL_argerror | |
108 #endif | |
3459 | 109 #define luaL_checkany dll_luaL_checkany |
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110 #define luaL_checklstring dll_luaL_checklstring |
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111 #define luaL_checkinteger dll_luaL_checkinteger |
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112 #define luaL_optinteger dll_luaL_optinteger |
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113 #define luaL_checktype dll_luaL_checktype |
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114 #define luaL_error dll_luaL_error |
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115 #define luaL_newstate dll_luaL_newstate |
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116 #define luaL_buffinit dll_luaL_buffinit |
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117 #define luaL_addlstring dll_luaL_addlstring |
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118 #define luaL_pushresult dll_luaL_pushresult |
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119 /* lua */ |
3450 | 120 #if LUA_VERSION_NUM <= 501 |
121 #define lua_tonumber dll_lua_tonumber | |
122 #define lua_tointeger dll_lua_tointeger | |
123 #define lua_call dll_lua_call | |
124 #define lua_pcall dll_lua_pcall | |
125 #else | |
126 #define lua_tonumberx dll_lua_tonumberx | |
127 #define lua_tointegerx dll_lua_tointegerx | |
128 #define lua_callk dll_lua_callk | |
129 #define lua_pcallk dll_lua_pcallk | |
130 #define lua_getglobal dll_lua_getglobal | |
131 #define lua_setglobal dll_lua_setglobal | |
3459 | 132 #endif |
6887 | 133 #if LUA_VERSION_NUM <= 502 |
134 #define lua_replace dll_lua_replace | |
135 #define lua_remove dll_lua_remove | |
136 #endif | |
137 #if LUA_VERSION_NUM >= 503 | |
138 #define lua_rotate dll_lua_rotate | |
139 #define lua_copy dll_lua_copy | |
140 #endif | |
3450 | 141 #define lua_typename dll_lua_typename |
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142 #define lua_close dll_lua_close |
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143 #define lua_gettop dll_lua_gettop |
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144 #define lua_settop dll_lua_settop |
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145 #define lua_pushvalue dll_lua_pushvalue |
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146 #define lua_isnumber dll_lua_isnumber |
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147 #define lua_isstring dll_lua_isstring |
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148 #define lua_type dll_lua_type |
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149 #define lua_rawequal dll_lua_rawequal |
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150 #define lua_toboolean dll_lua_toboolean |
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151 #define lua_tolstring dll_lua_tolstring |
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152 #define lua_touserdata dll_lua_touserdata |
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153 #define lua_pushnil dll_lua_pushnil |
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154 #define lua_pushnumber dll_lua_pushnumber |
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155 #define lua_pushinteger dll_lua_pushinteger |
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156 #define lua_pushlstring dll_lua_pushlstring |
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157 #define lua_pushstring dll_lua_pushstring |
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158 #define lua_pushfstring dll_lua_pushfstring |
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159 #define lua_pushcclosure dll_lua_pushcclosure |
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160 #define lua_pushboolean dll_lua_pushboolean |
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161 #define lua_pushlightuserdata dll_lua_pushlightuserdata |
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162 #define lua_getfield dll_lua_getfield |
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163 #define lua_rawget dll_lua_rawget |
3450 | 164 #define lua_rawgeti dll_lua_rawgeti |
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165 #define lua_createtable dll_lua_createtable |
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166 #if LUA_VERSION_NUM >= 504 |
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167 #define lua_newuserdatauv dll_lua_newuserdatauv |
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168 #else |
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169 #define lua_newuserdata dll_lua_newuserdata |
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170 #endif |
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171 #define lua_getmetatable dll_lua_getmetatable |
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172 #define lua_setfield dll_lua_setfield |
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173 #define lua_rawset dll_lua_rawset |
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174 #define lua_rawseti dll_lua_rawseti |
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175 #define lua_setmetatable dll_lua_setmetatable |
3459 | 176 #define lua_next dll_lua_next |
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177 /* libs */ |
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178 #define luaopen_base dll_luaopen_base |
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179 #define luaopen_table dll_luaopen_table |
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180 #define luaopen_string dll_luaopen_string |
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181 #define luaopen_math dll_luaopen_math |
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182 #define luaopen_io dll_luaopen_io |
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183 #define luaopen_os dll_luaopen_os |
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184 #define luaopen_package dll_luaopen_package |
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185 #define luaopen_debug dll_luaopen_debug |
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186 #define luaL_openlibs dll_luaL_openlibs |
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187 |
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188 /* lauxlib */ |
3450 | 189 #if LUA_VERSION_NUM <= 501 |
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190 void (*dll_luaL_register) (lua_State *L, const char *libname, const luaL_Reg *l); |
3450 | 191 char *(*dll_luaL_prepbuffer) (luaL_Buffer *B); |
192 void (*dll_luaL_openlib) (lua_State *L, const char *libname, const luaL_Reg *l, int nup); | |
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193 int (*dll_luaL_typerror) (lua_State *L, int narg, const char *tname); |
3450 | 194 int (*dll_luaL_loadfile) (lua_State *L, const char *filename); |
195 int (*dll_luaL_loadbuffer) (lua_State *L, const char *buff, size_t sz, const char *name); | |
196 #else | |
197 char *(*dll_luaL_prepbuffsize) (luaL_Buffer *B, size_t sz); | |
198 void (*dll_luaL_setfuncs) (lua_State *L, const luaL_Reg *l, int nup); | |
199 int (*dll_luaL_loadfilex) (lua_State *L, const char *filename, const char *mode); | |
200 int (*dll_luaL_loadbufferx) (lua_State *L, const char *buff, size_t sz, const char *name, const char *mode); | |
201 int (*dll_luaL_argerror) (lua_State *L, int numarg, const char *extramsg); | |
202 #endif | |
3459 | 203 void (*dll_luaL_checkany) (lua_State *L, int narg); |
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204 const char *(*dll_luaL_checklstring) (lua_State *L, int numArg, size_t *l); |
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205 lua_Integer (*dll_luaL_checkinteger) (lua_State *L, int numArg); |
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206 lua_Integer (*dll_luaL_optinteger) (lua_State *L, int nArg, lua_Integer def); |
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207 void (*dll_luaL_checktype) (lua_State *L, int narg, int t); |
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208 int (*dll_luaL_error) (lua_State *L, const char *fmt, ...); |
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209 lua_State *(*dll_luaL_newstate) (void); |
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210 void (*dll_luaL_buffinit) (lua_State *L, luaL_Buffer *B); |
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211 void (*dll_luaL_addlstring) (luaL_Buffer *B, const char *s, size_t l); |
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212 void (*dll_luaL_pushresult) (luaL_Buffer *B); |
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213 /* lua */ |
3450 | 214 #if LUA_VERSION_NUM <= 501 |
215 lua_Number (*dll_lua_tonumber) (lua_State *L, int idx); | |
216 lua_Integer (*dll_lua_tointeger) (lua_State *L, int idx); | |
217 void (*dll_lua_call) (lua_State *L, int nargs, int nresults); | |
218 int (*dll_lua_pcall) (lua_State *L, int nargs, int nresults, int errfunc); | |
219 #else | |
220 lua_Number (*dll_lua_tonumberx) (lua_State *L, int idx, int *isnum); | |
221 lua_Integer (*dll_lua_tointegerx) (lua_State *L, int idx, int *isnum); | |
222 void (*dll_lua_callk) (lua_State *L, int nargs, int nresults, int ctx, | |
3618 | 223 lua_CFunction k); |
3450 | 224 int (*dll_lua_pcallk) (lua_State *L, int nargs, int nresults, int errfunc, |
3618 | 225 int ctx, lua_CFunction k); |
3450 | 226 void (*dll_lua_getglobal) (lua_State *L, const char *var); |
227 void (*dll_lua_setglobal) (lua_State *L, const char *var); | |
6887 | 228 #endif |
229 #if LUA_VERSION_NUM <= 502 | |
230 void (*dll_lua_replace) (lua_State *L, int idx); | |
231 void (*dll_lua_remove) (lua_State *L, int idx); | |
232 #endif | |
233 #if LUA_VERSION_NUM >= 503 | |
234 void (*dll_lua_rotate) (lua_State *L, int idx, int n); | |
6878 | 235 void (*dll_lua_copy) (lua_State *L, int fromidx, int toidx); |
3459 | 236 #endif |
3450 | 237 const char *(*dll_lua_typename) (lua_State *L, int tp); |
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238 void (*dll_lua_close) (lua_State *L); |
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239 int (*dll_lua_gettop) (lua_State *L); |
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240 void (*dll_lua_settop) (lua_State *L, int idx); |
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241 void (*dll_lua_pushvalue) (lua_State *L, int idx); |
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242 int (*dll_lua_isnumber) (lua_State *L, int idx); |
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243 int (*dll_lua_isstring) (lua_State *L, int idx); |
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244 int (*dll_lua_type) (lua_State *L, int idx); |
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245 int (*dll_lua_rawequal) (lua_State *L, int idx1, int idx2); |
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246 int (*dll_lua_toboolean) (lua_State *L, int idx); |
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247 const char *(*dll_lua_tolstring) (lua_State *L, int idx, size_t *len); |
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248 void *(*dll_lua_touserdata) (lua_State *L, int idx); |
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249 void (*dll_lua_pushnil) (lua_State *L); |
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250 void (*dll_lua_pushnumber) (lua_State *L, lua_Number n); |
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251 void (*dll_lua_pushinteger) (lua_State *L, lua_Integer n); |
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252 void (*dll_lua_pushlstring) (lua_State *L, const char *s, size_t l); |
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253 void (*dll_lua_pushstring) (lua_State *L, const char *s); |
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254 const char *(*dll_lua_pushfstring) (lua_State *L, const char *fmt, ...); |
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255 void (*dll_lua_pushcclosure) (lua_State *L, lua_CFunction fn, int n); |
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256 void (*dll_lua_pushboolean) (lua_State *L, int b); |
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257 void (*dll_lua_pushlightuserdata) (lua_State *L, void *p); |
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258 void (*dll_lua_getfield) (lua_State *L, int idx, const char *k); |
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259 #if LUA_VERSION_NUM <= 502 |
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260 void (*dll_lua_rawget) (lua_State *L, int idx); |
3450 | 261 void (*dll_lua_rawgeti) (lua_State *L, int idx, int n); |
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262 #else |
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263 int (*dll_lua_rawget) (lua_State *L, int idx); |
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264 int (*dll_lua_rawgeti) (lua_State *L, int idx, lua_Integer n); |
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265 #endif |
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266 void (*dll_lua_createtable) (lua_State *L, int narr, int nrec); |
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267 #if LUA_VERSION_NUM >= 504 |
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268 void *(*dll_lua_newuserdatauv) (lua_State *L, size_t sz, int nuvalue); |
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269 #else |
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270 void *(*dll_lua_newuserdata) (lua_State *L, size_t sz); |
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271 #endif |
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272 int (*dll_lua_getmetatable) (lua_State *L, int objindex); |
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273 void (*dll_lua_setfield) (lua_State *L, int idx, const char *k); |
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274 void (*dll_lua_rawset) (lua_State *L, int idx); |
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275 #if LUA_VERSION_NUM <= 502 |
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276 void (*dll_lua_rawseti) (lua_State *L, int idx, int n); |
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277 #else |
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278 void (*dll_lua_rawseti) (lua_State *L, int idx, lua_Integer n); |
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279 #endif |
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280 int (*dll_lua_setmetatable) (lua_State *L, int objindex); |
3459 | 281 int (*dll_lua_next) (lua_State *L, int idx); |
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282 /* libs */ |
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283 int (*dll_luaopen_base) (lua_State *L); |
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284 int (*dll_luaopen_table) (lua_State *L); |
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285 int (*dll_luaopen_string) (lua_State *L); |
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286 int (*dll_luaopen_math) (lua_State *L); |
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287 int (*dll_luaopen_io) (lua_State *L); |
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288 int (*dll_luaopen_os) (lua_State *L); |
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289 int (*dll_luaopen_package) (lua_State *L); |
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290 int (*dll_luaopen_debug) (lua_State *L); |
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291 void (*dll_luaL_openlibs) (lua_State *L); |
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292 |
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293 typedef void **luaV_function; |
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294 typedef struct { |
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295 const char *name; |
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296 luaV_function func; |
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297 } luaV_Reg; |
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298 |
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299 static const luaV_Reg luaV_dll[] = { |
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300 /* lauxlib */ |
3450 | 301 #if LUA_VERSION_NUM <= 501 |
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302 {"luaL_register", (luaV_function) &dll_luaL_register}, |
3450 | 303 {"luaL_prepbuffer", (luaV_function) &dll_luaL_prepbuffer}, |
304 {"luaL_openlib", (luaV_function) &dll_luaL_openlib}, | |
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305 {"luaL_typerror", (luaV_function) &dll_luaL_typerror}, |
3450 | 306 {"luaL_loadfile", (luaV_function) &dll_luaL_loadfile}, |
307 {"luaL_loadbuffer", (luaV_function) &dll_luaL_loadbuffer}, | |
308 #else | |
309 {"luaL_prepbuffsize", (luaV_function) &dll_luaL_prepbuffsize}, | |
310 {"luaL_setfuncs", (luaV_function) &dll_luaL_setfuncs}, | |
311 {"luaL_loadfilex", (luaV_function) &dll_luaL_loadfilex}, | |
312 {"luaL_loadbufferx", (luaV_function) &dll_luaL_loadbufferx}, | |
313 {"luaL_argerror", (luaV_function) &dll_luaL_argerror}, | |
314 #endif | |
3459 | 315 {"luaL_checkany", (luaV_function) &dll_luaL_checkany}, |
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316 {"luaL_checklstring", (luaV_function) &dll_luaL_checklstring}, |
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317 {"luaL_checkinteger", (luaV_function) &dll_luaL_checkinteger}, |
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318 {"luaL_optinteger", (luaV_function) &dll_luaL_optinteger}, |
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319 {"luaL_checktype", (luaV_function) &dll_luaL_checktype}, |
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320 {"luaL_error", (luaV_function) &dll_luaL_error}, |
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321 {"luaL_newstate", (luaV_function) &dll_luaL_newstate}, |
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322 {"luaL_buffinit", (luaV_function) &dll_luaL_buffinit}, |
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323 {"luaL_addlstring", (luaV_function) &dll_luaL_addlstring}, |
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324 {"luaL_pushresult", (luaV_function) &dll_luaL_pushresult}, |
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325 /* lua */ |
3450 | 326 #if LUA_VERSION_NUM <= 501 |
327 {"lua_tonumber", (luaV_function) &dll_lua_tonumber}, | |
328 {"lua_tointeger", (luaV_function) &dll_lua_tointeger}, | |
329 {"lua_call", (luaV_function) &dll_lua_call}, | |
330 {"lua_pcall", (luaV_function) &dll_lua_pcall}, | |
331 #else | |
332 {"lua_tonumberx", (luaV_function) &dll_lua_tonumberx}, | |
333 {"lua_tointegerx", (luaV_function) &dll_lua_tointegerx}, | |
334 {"lua_callk", (luaV_function) &dll_lua_callk}, | |
335 {"lua_pcallk", (luaV_function) &dll_lua_pcallk}, | |
336 {"lua_getglobal", (luaV_function) &dll_lua_getglobal}, | |
337 {"lua_setglobal", (luaV_function) &dll_lua_setglobal}, | |
3459 | 338 #endif |
6887 | 339 #if LUA_VERSION_NUM <= 502 |
340 {"lua_replace", (luaV_function) &dll_lua_replace}, | |
341 {"lua_remove", (luaV_function) &dll_lua_remove}, | |
342 #endif | |
343 #if LUA_VERSION_NUM >= 503 | |
344 {"lua_rotate", (luaV_function) &dll_lua_rotate}, | |
345 {"lua_copy", (luaV_function) &dll_lua_copy}, | |
346 #endif | |
3450 | 347 {"lua_typename", (luaV_function) &dll_lua_typename}, |
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348 {"lua_close", (luaV_function) &dll_lua_close}, |
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349 {"lua_gettop", (luaV_function) &dll_lua_gettop}, |
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350 {"lua_settop", (luaV_function) &dll_lua_settop}, |
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351 {"lua_pushvalue", (luaV_function) &dll_lua_pushvalue}, |
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352 {"lua_isnumber", (luaV_function) &dll_lua_isnumber}, |
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353 {"lua_isstring", (luaV_function) &dll_lua_isstring}, |
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354 {"lua_type", (luaV_function) &dll_lua_type}, |
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355 {"lua_rawequal", (luaV_function) &dll_lua_rawequal}, |
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356 {"lua_toboolean", (luaV_function) &dll_lua_toboolean}, |
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357 {"lua_tolstring", (luaV_function) &dll_lua_tolstring}, |
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358 {"lua_touserdata", (luaV_function) &dll_lua_touserdata}, |
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359 {"lua_pushnil", (luaV_function) &dll_lua_pushnil}, |
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360 {"lua_pushnumber", (luaV_function) &dll_lua_pushnumber}, |
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361 {"lua_pushinteger", (luaV_function) &dll_lua_pushinteger}, |
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362 {"lua_pushlstring", (luaV_function) &dll_lua_pushlstring}, |
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363 {"lua_pushstring", (luaV_function) &dll_lua_pushstring}, |
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364 {"lua_pushfstring", (luaV_function) &dll_lua_pushfstring}, |
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365 {"lua_pushcclosure", (luaV_function) &dll_lua_pushcclosure}, |
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366 {"lua_pushboolean", (luaV_function) &dll_lua_pushboolean}, |
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367 {"lua_pushlightuserdata", (luaV_function) &dll_lua_pushlightuserdata}, |
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368 {"lua_getfield", (luaV_function) &dll_lua_getfield}, |
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369 {"lua_rawget", (luaV_function) &dll_lua_rawget}, |
3450 | 370 {"lua_rawgeti", (luaV_function) &dll_lua_rawgeti}, |
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371 {"lua_createtable", (luaV_function) &dll_lua_createtable}, |
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372 #if LUA_VERSION_NUM >= 504 |
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373 {"lua_newuserdatauv", (luaV_function) &dll_lua_newuserdatauv}, |
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374 #else |
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375 {"lua_newuserdata", (luaV_function) &dll_lua_newuserdata}, |
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376 #endif |
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377 {"lua_getmetatable", (luaV_function) &dll_lua_getmetatable}, |
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378 {"lua_setfield", (luaV_function) &dll_lua_setfield}, |
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379 {"lua_rawset", (luaV_function) &dll_lua_rawset}, |
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380 {"lua_rawseti", (luaV_function) &dll_lua_rawseti}, |
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381 {"lua_setmetatable", (luaV_function) &dll_lua_setmetatable}, |
3459 | 382 {"lua_next", (luaV_function) &dll_lua_next}, |
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383 /* libs */ |
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384 {"luaopen_base", (luaV_function) &dll_luaopen_base}, |
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385 {"luaopen_table", (luaV_function) &dll_luaopen_table}, |
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386 {"luaopen_string", (luaV_function) &dll_luaopen_string}, |
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387 {"luaopen_math", (luaV_function) &dll_luaopen_math}, |
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388 {"luaopen_io", (luaV_function) &dll_luaopen_io}, |
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389 {"luaopen_os", (luaV_function) &dll_luaopen_os}, |
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390 {"luaopen_package", (luaV_function) &dll_luaopen_package}, |
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391 {"luaopen_debug", (luaV_function) &dll_luaopen_debug}, |
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392 {"luaL_openlibs", (luaV_function) &dll_luaL_openlibs}, |
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393 {NULL, NULL} |
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394 }; |
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395 |
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396 static HANDLE hinstLua = NULL; |
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397 |
2330 | 398 static void |
399 end_dynamic_lua(void) | |
400 { | |
401 if (hinstLua) | |
402 { | |
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403 close_dll(hinstLua); |
2330 | 404 hinstLua = 0; |
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405 } |
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406 } |
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407 |
2330 | 408 static int |
409 lua_link_init(char *libname, int verbose) | |
410 { | |
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411 const luaV_Reg *reg; |
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412 if (hinstLua) return OK; |
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413 hinstLua = load_dll(libname); |
2330 | 414 if (!hinstLua) |
415 { | |
416 if (verbose) | |
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417 semsg(_(e_loadlib), libname); |
2330 | 418 return FAIL; |
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419 } |
2330 | 420 for (reg = luaV_dll; reg->func; reg++) |
421 { | |
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422 if ((*reg->func = symbol_from_dll(hinstLua, reg->name)) == NULL) |
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423 { |
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424 close_dll(hinstLua); |
2330 | 425 hinstLua = 0; |
426 if (verbose) | |
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427 semsg(_(e_loadfunc), reg->name); |
2330 | 428 return FAIL; |
429 } | |
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430 } |
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431 return OK; |
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432 } |
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433 #endif /* DYNAMIC_LUA */ |
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434 |
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435 #if defined(DYNAMIC_LUA) || defined(PROTO) |
2330 | 436 int |
437 lua_enabled(int verbose) | |
438 { | |
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439 return lua_link_init((char *)p_luadll, verbose) == OK; |
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440 } |
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441 #endif |
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442 |
3450 | 443 #if LUA_VERSION_NUM > 501 |
444 static int | |
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445 luaL_typeerror(lua_State *L, int narg, const char *tname) |
3450 | 446 { |
447 const char *msg = lua_pushfstring(L, "%s expected, got %s", | |
3618 | 448 tname, luaL_typename(L, narg)); |
3450 | 449 return luaL_argerror(L, narg, msg); |
450 } | |
451 #endif | |
452 | |
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453 |
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454 /* ======= Internal ======= */ |
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455 |
2330 | 456 static void |
457 luaV_newmetatable(lua_State *L, const char *tname) | |
458 { | |
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459 lua_newtable(L); |
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460 lua_pushlightuserdata(L, (void *) tname); |
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461 lua_pushvalue(L, -2); |
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462 lua_rawset(L, LUA_REGISTRYINDEX); |
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463 } |
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464 |
2330 | 465 static void * |
466 luaV_toudata(lua_State *L, int ud, const char *tname) | |
467 { | |
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468 void *p = lua_touserdata(L, ud); |
2330 | 469 |
470 if (p != NULL) /* value is userdata? */ | |
471 { | |
472 if (lua_getmetatable(L, ud)) /* does it have a metatable? */ | |
473 { | |
474 luaV_getfield(L, tname); /* get metatable */ | |
475 if (lua_rawequal(L, -1, -2)) /* MTs match? */ | |
476 { | |
477 lua_pop(L, 2); /* MTs */ | |
478 return p; | |
479 } | |
480 } | |
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481 } |
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482 return NULL; |
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483 } |
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484 |
2330 | 485 static void * |
3450 | 486 luaV_checkcache(lua_State *L, void *p) |
487 { | |
488 luaV_getudata(L, p); | |
489 if (lua_isnil(L, -1)) luaL_error(L, "invalid object"); | |
490 lua_pop(L, 1); | |
491 return p; | |
492 } | |
493 | |
494 #define luaV_unbox(L,luatyp,ud) (*((luatyp *) lua_touserdata((L),(ud)))) | |
495 | |
496 #define luaV_checkvalid(L,luatyp,ud) \ | |
497 luaV_checkcache((L), (void *) luaV_unbox((L),luatyp,(ud))) | |
498 | |
499 static void * | |
2330 | 500 luaV_checkudata(lua_State *L, int ud, const char *tname) |
501 { | |
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502 void *p = luaV_toudata(L, ud, tname); |
3450 | 503 if (p == NULL) luaL_typeerror(L, ud, tname); |
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504 return p; |
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505 } |
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506 |
2330 | 507 static void |
508 luaV_pushtypval(lua_State *L, typval_T *tv) | |
509 { | |
3450 | 510 if (tv == NULL) |
511 { | |
512 lua_pushnil(L); | |
513 return; | |
514 } | |
2330 | 515 switch (tv->v_type) |
516 { | |
517 case VAR_STRING: | |
3865 | 518 lua_pushstring(L, tv->vval.v_string == NULL |
519 ? "" : (char *)tv->vval.v_string); | |
2330 | 520 break; |
521 case VAR_NUMBER: | |
522 lua_pushinteger(L, (int) tv->vval.v_number); | |
523 break; | |
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524 #ifdef FEAT_FLOAT |
2330 | 525 case VAR_FLOAT: |
526 lua_pushnumber(L, (lua_Number) tv->vval.v_float); | |
527 break; | |
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528 #endif |
3450 | 529 case VAR_LIST: |
530 luaV_pushlist(L, tv->vval.v_list); | |
531 break; | |
532 case VAR_DICT: | |
533 luaV_pushdict(L, tv->vval.v_dict); | |
534 break; | |
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535 case VAR_SPECIAL: |
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536 if (tv->vval.v_number <= VVAL_TRUE) |
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537 lua_pushinteger(L, (int) tv->vval.v_number); |
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538 else |
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539 lua_pushnil(L); |
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540 break; |
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541 case VAR_FUNC: |
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542 luaV_pushfuncref(L, tv->vval.v_string); |
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543 break; |
3450 | 544 default: |
545 lua_pushnil(L); | |
546 } | |
547 } | |
2330 | 548 |
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549 /* |
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550 * Converts lua value at 'pos' to typval 'tv'. |
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551 * Returns OK or FAIL. |
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552 */ |
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553 static int |
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554 luaV_totypval(lua_State *L, int pos, typval_T *tv) |
3450 | 555 { |
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556 int status = OK; |
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557 |
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558 switch (lua_type(L, pos)) |
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559 { |
3450 | 560 case LUA_TBOOLEAN: |
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561 tv->v_type = VAR_SPECIAL; |
3450 | 562 tv->vval.v_number = (varnumber_T) lua_toboolean(L, pos); |
563 break; | |
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564 case LUA_TNIL: |
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565 tv->v_type = VAR_SPECIAL; |
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566 tv->vval.v_number = VVAL_NULL; |
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567 break; |
3450 | 568 case LUA_TSTRING: |
569 tv->v_type = VAR_STRING; | |
570 tv->vval.v_string = vim_strsave((char_u *) lua_tostring(L, pos)); | |
2330 | 571 break; |
3450 | 572 case LUA_TNUMBER: |
573 #ifdef FEAT_FLOAT | |
574 tv->v_type = VAR_FLOAT; | |
575 tv->vval.v_float = (float_T) lua_tonumber(L, pos); | |
576 #else | |
577 tv->v_type = VAR_NUMBER; | |
578 tv->vval.v_number = (varnumber_T) lua_tointeger(L, pos); | |
579 #endif | |
580 break; | |
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581 case LUA_TUSERDATA: |
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582 { |
3450 | 583 void *p = lua_touserdata(L, pos); |
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584 |
3450 | 585 if (lua_getmetatable(L, pos)) /* has metatable? */ |
2330 | 586 { |
3450 | 587 /* check list */ |
588 luaV_getfield(L, LUAVIM_LIST); | |
589 if (lua_rawequal(L, -1, -2)) | |
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590 { |
3450 | 591 tv->v_type = VAR_LIST; |
592 tv->vval.v_list = *((luaV_List *) p); | |
593 ++tv->vval.v_list->lv_refcount; | |
594 lua_pop(L, 2); /* MTs */ | |
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595 break; |
2330 | 596 } |
3450 | 597 /* check dict */ |
598 luaV_getfield(L, LUAVIM_DICT); | |
599 if (lua_rawequal(L, -1, -3)) | |
600 { | |
601 tv->v_type = VAR_DICT; | |
602 tv->vval.v_dict = *((luaV_Dict *) p); | |
603 ++tv->vval.v_dict->dv_refcount; | |
604 lua_pop(L, 3); /* MTs */ | |
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605 break; |
3450 | 606 } |
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607 /* check funcref */ |
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608 luaV_getfield(L, LUAVIM_FUNCREF); |
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609 if (lua_rawequal(L, -1, -4)) |
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610 { |
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611 luaV_Funcref *f = (luaV_Funcref *) p; |
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612 func_ref(f->name); |
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613 tv->v_type = VAR_FUNC; |
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614 tv->vval.v_string = vim_strsave(f->name); |
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615 lua_pop(L, 4); /* MTs */ |
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616 break; |
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617 } |
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618 lua_pop(L, 4); /* MTs */ |
2330 | 619 } |
620 } | |
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621 /* FALLTHROUGH */ |
2330 | 622 default: |
3450 | 623 tv->v_type = VAR_NUMBER; |
624 tv->vval.v_number = 0; | |
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625 status = FAIL; |
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626 } |
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627 return status; |
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628 } |
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629 |
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630 /* similar to luaL_addlstring, but replaces \0 with \n if toline and |
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631 * \n with \0 otherwise */ |
2330 | 632 static void |
633 luaV_addlstring(luaL_Buffer *b, const char *s, size_t l, int toline) | |
634 { | |
635 while (l--) | |
636 { | |
637 if (*s == '\0' && toline) | |
638 luaL_addchar(b, '\n'); | |
639 else if (*s == '\n' && !toline) | |
640 luaL_addchar(b, '\0'); | |
641 else | |
642 luaL_addchar(b, *s); | |
643 s++; | |
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644 } |
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645 } |
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646 |
2330 | 647 static void |
648 luaV_pushline(lua_State *L, buf_T *buf, linenr_T n) | |
649 { | |
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650 const char *s = (const char *) ml_get_buf(buf, n, FALSE); |
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651 luaL_Buffer b; |
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652 luaL_buffinit(L, &b); |
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653 luaV_addlstring(&b, s, strlen(s), 0); |
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654 luaL_pushresult(&b); |
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655 } |
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656 |
2330 | 657 static char_u * |
658 luaV_toline(lua_State *L, int pos) | |
659 { | |
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660 size_t l; |
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661 const char *s = lua_tolstring(L, pos, &l); |
2330 | 662 |
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663 luaL_Buffer b; |
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664 luaL_buffinit(L, &b); |
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665 luaV_addlstring(&b, s, l, 1); |
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666 luaL_pushresult(&b); |
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667 return (char_u *) lua_tostring(L, -1); |
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668 } |
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669 |
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670 /* pops a string s from the top of the stack and calls mf(t) for pieces t of |
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671 * s separated by newlines */ |
2330 | 672 static void |
673 luaV_msgfunc(lua_State *L, msgfunc_T mf) | |
674 { | |
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675 luaL_Buffer b; |
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676 size_t l; |
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677 const char *p, *s = lua_tolstring(L, -1, &l); |
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678 luaL_buffinit(L, &b); |
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679 luaV_addlstring(&b, s, l, 0); |
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680 luaL_pushresult(&b); |
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681 /* break string */ |
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682 p = s = lua_tolstring(L, -1, &l); |
2330 | 683 while (l--) |
684 { | |
685 if (*p++ == '\0') /* break? */ | |
686 { | |
687 mf((char_u *) s); | |
688 s = p; | |
689 } | |
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690 } |
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691 mf((char_u *) s); |
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692 lua_pop(L, 2); /* original and modified strings */ |
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693 } |
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694 |
3450 | 695 #define luaV_newtype(typ,tname,luatyp,luatname) \ |
696 static luatyp * \ | |
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697 luaV_new##tname(lua_State *L, typ *obj) \ |
3450 | 698 { \ |
699 luatyp *o = (luatyp *) lua_newuserdata(L, sizeof(luatyp)); \ | |
700 *o = obj; \ | |
701 luaV_setudata(L, obj); /* cache[obj] = udata */ \ | |
702 luaV_getfield(L, luatname); \ | |
703 lua_setmetatable(L, -2); \ | |
704 return o; \ | |
705 } | |
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706 |
3450 | 707 #define luaV_pushtype(typ,tname,luatyp) \ |
708 static luatyp * \ | |
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709 luaV_push##tname(lua_State *L, typ *obj) \ |
3450 | 710 { \ |
711 luatyp *o = NULL; \ | |
712 if (obj == NULL) \ | |
713 lua_pushnil(L); \ | |
714 else { \ | |
715 luaV_getudata(L, obj); \ | |
716 if (lua_isnil(L, -1)) /* not interned? */ \ | |
717 { \ | |
718 lua_pop(L, 1); \ | |
719 o = luaV_new##tname(L, obj); \ | |
720 } \ | |
721 else \ | |
722 o = (luatyp *) lua_touserdata(L, -1); \ | |
723 } \ | |
724 return o; \ | |
725 } | |
726 | |
727 #define luaV_type_tostring(tname,luatname) \ | |
728 static int \ | |
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729 luaV_##tname##_tostring(lua_State *L) \ |
3450 | 730 { \ |
731 lua_pushfstring(L, "%s: %p", luatname, lua_touserdata(L, 1)); \ | |
732 return 1; \ | |
733 } | |
734 | |
735 /* ======= List type ======= */ | |
736 | |
737 static luaV_List * | |
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738 luaV_newlist(lua_State *L, list_T *lis) |
3450 | 739 { |
740 luaV_List *l = (luaV_List *) lua_newuserdata(L, sizeof(luaV_List)); | |
741 *l = lis; | |
742 lis->lv_refcount++; /* reference in Lua */ | |
743 luaV_setudata(L, lis); /* cache[lis] = udata */ | |
744 luaV_getfield(L, LUAVIM_LIST); | |
745 lua_setmetatable(L, -2); | |
746 return l; | |
747 } | |
748 | |
749 luaV_pushtype(list_T, list, luaV_List) | |
750 luaV_type_tostring(list, LUAVIM_LIST) | |
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751 |
2330 | 752 static int |
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753 luaV_list_len(lua_State *L) |
2330 | 754 { |
3450 | 755 list_T *l = luaV_unbox(L, luaV_List, 1); |
756 lua_pushinteger(L, (l == NULL) ? 0 : (int) l->lv_len); | |
757 return 1; | |
758 } | |
759 | |
760 static int | |
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761 luaV_list_iter(lua_State *L) |
3450 | 762 { |
763 listitem_T *li = (listitem_T *) lua_touserdata(L, lua_upvalueindex(2)); | |
764 if (li == NULL) return 0; | |
765 luaV_pushtypval(L, &li->li_tv); | |
766 lua_pushlightuserdata(L, (void *) li->li_next); | |
767 lua_replace(L, lua_upvalueindex(2)); | |
768 return 1; | |
769 } | |
770 | |
771 static int | |
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772 luaV_list_call(lua_State *L) |
3450 | 773 { |
774 list_T *l = luaV_unbox(L, luaV_List, 1); | |
775 lua_pushvalue(L, lua_upvalueindex(1)); /* pass cache table along */ | |
776 lua_pushlightuserdata(L, (void *) l->lv_first); | |
777 lua_pushcclosure(L, luaV_list_iter, 2); | |
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778 return 1; |
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779 } |
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780 |
2330 | 781 static int |
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782 luaV_list_index(lua_State *L) |
3450 | 783 { |
784 list_T *l = luaV_unbox(L, luaV_List, 1); | |
785 if (lua_isnumber(L, 2)) /* list item? */ | |
786 { | |
787 listitem_T *li = list_find(l, (long) luaL_checkinteger(L, 2)); | |
788 if (li == NULL) | |
789 lua_pushnil(L); | |
790 else | |
791 luaV_pushtypval(L, &li->li_tv); | |
792 } | |
793 else if (lua_isstring(L, 2)) /* method? */ | |
794 { | |
795 const char *s = lua_tostring(L, 2); | |
796 if (strncmp(s, "add", 3) == 0 | |
4293 | 797 || strncmp(s, "insert", 6) == 0) |
3450 | 798 { |
799 lua_getmetatable(L, 1); | |
800 lua_getfield(L, -1, s); | |
801 } | |
802 else | |
803 lua_pushnil(L); | |
804 } | |
805 else | |
806 lua_pushnil(L); | |
807 return 1; | |
808 } | |
809 | |
810 static int | |
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811 luaV_list_newindex(lua_State *L) |
3450 | 812 { |
813 list_T *l = luaV_unbox(L, luaV_List, 1); | |
814 long n = (long) luaL_checkinteger(L, 2); | |
815 listitem_T *li; | |
816 if (l->lv_lock) | |
817 luaL_error(L, "list is locked"); | |
818 li = list_find(l, n); | |
819 if (li == NULL) return 0; | |
820 if (lua_isnil(L, 3)) /* remove? */ | |
821 { | |
5871 | 822 vimlist_remove(l, li, li); |
3450 | 823 clear_tv(&li->li_tv); |
824 vim_free(li); | |
825 } | |
826 else | |
827 { | |
828 typval_T v; | |
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829 luaV_checktypval(L, 3, &v, "setting list item"); |
3450 | 830 clear_tv(&li->li_tv); |
831 copy_tv(&v, &li->li_tv); | |
4293 | 832 clear_tv(&v); |
3450 | 833 } |
834 return 0; | |
835 } | |
836 | |
837 static int | |
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838 luaV_list_add(lua_State *L) |
3450 | 839 { |
840 luaV_List *lis = luaV_checkudata(L, 1, LUAVIM_LIST); | |
841 list_T *l = (list_T *) luaV_checkcache(L, (void *) *lis); | |
4293 | 842 typval_T v; |
3450 | 843 if (l->lv_lock) |
844 luaL_error(L, "list is locked"); | |
4293 | 845 lua_settop(L, 2); |
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846 luaV_checktypval(L, 2, &v, "adding list item"); |
4293 | 847 if (list_append_tv(l, &v) == FAIL) |
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848 luaL_error(L, "failed to add item to list"); |
4293 | 849 clear_tv(&v); |
3450 | 850 lua_settop(L, 1); |
851 return 1; | |
852 } | |
853 | |
854 static int | |
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855 luaV_list_insert(lua_State *L) |
3450 | 856 { |
857 luaV_List *lis = luaV_checkudata(L, 1, LUAVIM_LIST); | |
858 list_T *l = (list_T *) luaV_checkcache(L, (void *) *lis); | |
6625 | 859 long pos = (long) luaL_optinteger(L, 3, 0); |
3450 | 860 listitem_T *li = NULL; |
861 typval_T v; | |
862 if (l->lv_lock) | |
863 luaL_error(L, "list is locked"); | |
864 if (pos < l->lv_len) | |
865 { | |
866 li = list_find(l, pos); | |
867 if (li == NULL) | |
868 luaL_error(L, "invalid position"); | |
869 } | |
870 lua_settop(L, 2); | |
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871 luaV_checktypval(L, 2, &v, "inserting list item"); |
4293 | 872 if (list_insert_tv(l, &v, li) == FAIL) |
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873 luaL_error(L, "failed to add item to list"); |
4293 | 874 clear_tv(&v); |
3450 | 875 lua_settop(L, 1); |
876 return 1; | |
877 } | |
878 | |
879 static const luaL_Reg luaV_List_mt[] = { | |
880 {"__tostring", luaV_list_tostring}, | |
881 {"__len", luaV_list_len}, | |
882 {"__call", luaV_list_call}, | |
883 {"__index", luaV_list_index}, | |
884 {"__newindex", luaV_list_newindex}, | |
885 {"add", luaV_list_add}, | |
886 {"insert", luaV_list_insert}, | |
887 {NULL, NULL} | |
888 }; | |
889 | |
890 | |
891 /* ======= Dict type ======= */ | |
892 | |
893 static luaV_Dict * | |
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894 luaV_newdict(lua_State *L, dict_T *dic) |
3450 | 895 { |
896 luaV_Dict *d = (luaV_Dict *) lua_newuserdata(L, sizeof(luaV_Dict)); | |
897 *d = dic; | |
898 dic->dv_refcount++; /* reference in Lua */ | |
899 luaV_setudata(L, dic); /* cache[dic] = udata */ | |
900 luaV_getfield(L, LUAVIM_DICT); | |
901 lua_setmetatable(L, -2); | |
902 return d; | |
903 } | |
904 | |
905 luaV_pushtype(dict_T, dict, luaV_Dict) | |
906 luaV_type_tostring(dict, LUAVIM_DICT) | |
907 | |
908 static int | |
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909 luaV_dict_len(lua_State *L) |
3450 | 910 { |
911 dict_T *d = luaV_unbox(L, luaV_Dict, 1); | |
912 lua_pushinteger(L, (d == NULL) ? 0 : (int) d->dv_hashtab.ht_used); | |
913 return 1; | |
914 } | |
915 | |
916 static int | |
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917 luaV_dict_iter(lua_State *L UNUSED) |
3450 | 918 { |
4135 | 919 #ifdef FEAT_EVAL |
3450 | 920 hashitem_T *hi = (hashitem_T *) lua_touserdata(L, lua_upvalueindex(2)); |
921 int n = lua_tointeger(L, lua_upvalueindex(3)); | |
922 dictitem_T *di; | |
923 if (n <= 0) return 0; | |
924 while (HASHITEM_EMPTY(hi)) hi++; | |
925 di = dict_lookup(hi); | |
926 lua_pushstring(L, (char *) hi->hi_key); | |
927 luaV_pushtypval(L, &di->di_tv); | |
928 lua_pushlightuserdata(L, (void *) (hi + 1)); | |
929 lua_replace(L, lua_upvalueindex(2)); | |
930 lua_pushinteger(L, n - 1); | |
931 lua_replace(L, lua_upvalueindex(3)); | |
932 return 2; | |
4135 | 933 #else |
934 return 0; | |
935 #endif | |
3450 | 936 } |
937 | |
938 static int | |
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939 luaV_dict_call(lua_State *L) |
3450 | 940 { |
941 dict_T *d = luaV_unbox(L, luaV_Dict, 1); | |
942 hashtab_T *ht = &d->dv_hashtab; | |
943 lua_pushvalue(L, lua_upvalueindex(1)); /* pass cache table along */ | |
944 lua_pushlightuserdata(L, (void *) ht->ht_array); | |
945 lua_pushinteger(L, ht->ht_used); /* # remaining items */ | |
946 lua_pushcclosure(L, luaV_dict_iter, 3); | |
947 return 1; | |
948 } | |
949 | |
950 static int | |
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951 luaV_dict_index(lua_State *L) |
3450 | 952 { |
953 dict_T *d = luaV_unbox(L, luaV_Dict, 1); | |
954 char_u *key = (char_u *) luaL_checkstring(L, 2); | |
955 dictitem_T *di = dict_find(d, key, -1); | |
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956 |
3450 | 957 if (di == NULL) |
958 lua_pushnil(L); | |
959 else | |
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960 { |
3450 | 961 luaV_pushtypval(L, &di->di_tv); |
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962 if (di->di_tv.v_type == VAR_FUNC) /* funcref? */ |
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963 { |
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964 luaV_Funcref *f = (luaV_Funcref *) lua_touserdata(L, -1); |
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965 f->self = d; /* keep "self" reference */ |
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966 d->dv_refcount++; |
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967 } |
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968 } |
3450 | 969 return 1; |
970 } | |
971 | |
972 static int | |
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973 luaV_dict_newindex(lua_State *L) |
3450 | 974 { |
975 dict_T *d = luaV_unbox(L, luaV_Dict, 1); | |
976 char_u *key = (char_u *) luaL_checkstring(L, 2); | |
977 dictitem_T *di; | |
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978 typval_T v; |
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979 |
3450 | 980 if (d->dv_lock) |
981 luaL_error(L, "dict is locked"); | |
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982 if (key == NULL) |
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983 return 0; |
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984 if (*key == NUL) |
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985 luaL_error(L, "empty key"); |
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986 if (!lua_isnil(L, 3)) /* read value? */ |
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987 { |
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988 luaV_checktypval(L, 3, &v, "setting dict item"); |
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989 if (d->dv_scope == VAR_DEF_SCOPE && v.v_type == VAR_FUNC) |
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990 luaL_error(L, "cannot assign funcref to builtin scope"); |
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991 } |
3450 | 992 di = dict_find(d, key, -1); |
993 if (di == NULL) /* non-existing key? */ | |
994 { | |
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995 if (lua_isnil(L, 3)) |
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996 return 0; |
3450 | 997 di = dictitem_alloc(key); |
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998 if (di == NULL) |
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999 return 0; |
3450 | 1000 if (dict_add(d, di) == FAIL) |
1001 { | |
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1002 vim_free(di); |
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1003 return 0; |
3450 | 1004 } |
1005 } | |
1006 else | |
1007 clear_tv(&di->di_tv); | |
1008 if (lua_isnil(L, 3)) /* remove? */ | |
1009 { | |
1010 hashitem_T *hi = hash_find(&d->dv_hashtab, di->di_key); | |
1011 hash_remove(&d->dv_hashtab, hi); | |
1012 dictitem_free(di); | |
1013 } | |
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1014 else |
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1015 { |
3450 | 1016 copy_tv(&v, &di->di_tv); |
4293 | 1017 clear_tv(&v); |
3450 | 1018 } |
1019 return 0; | |
1020 } | |
1021 | |
1022 static const luaL_Reg luaV_Dict_mt[] = { | |
1023 {"__tostring", luaV_dict_tostring}, | |
1024 {"__len", luaV_dict_len}, | |
1025 {"__call", luaV_dict_call}, | |
1026 {"__index", luaV_dict_index}, | |
1027 {"__newindex", luaV_dict_newindex}, | |
1028 {NULL, NULL} | |
1029 }; | |
1030 | |
1031 | |
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1032 /* ======= Funcref type ======= */ |
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1033 |
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1034 static luaV_Funcref * |
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1035 luaV_newfuncref(lua_State *L, char_u *name) |
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1036 { |
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1037 luaV_Funcref *f = (luaV_Funcref *)lua_newuserdata(L, sizeof(luaV_Funcref)); |
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1038 |
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1039 if (name != NULL) |
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1040 { |
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1041 func_ref(name); |
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1042 f->name = vim_strsave(name); |
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1043 } |
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1044 f->self = NULL; |
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1045 luaV_getfield(L, LUAVIM_FUNCREF); |
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1046 lua_setmetatable(L, -2); |
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1047 return f; |
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1048 } |
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1049 |
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1050 static luaV_Funcref * |
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1051 luaV_pushfuncref(lua_State *L, char_u *name) |
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1052 { |
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1053 return luaV_newfuncref(L, name); |
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1054 } |
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1055 |
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1056 |
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1057 luaV_type_tostring(funcref, LUAVIM_FUNCREF) |
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1058 |
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1059 static int |
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1060 luaV_funcref_gc(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 |
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1064 func_unref(f->name); |
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1065 vim_free(f->name); |
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1066 // NOTE: Don't call "dict_unref(f->self)", because the dict of "f->self" |
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1067 // will be (or has been already) freed by Vim's garbage collection. |
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1068 return 0; |
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1069 } |
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1070 |
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1071 /* equivalent to string(funcref) */ |
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1072 static int |
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1073 luaV_funcref_len(lua_State *L) |
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1074 { |
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1075 luaV_Funcref *f = (luaV_Funcref *) lua_touserdata(L, 1); |
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1076 |
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1077 lua_pushstring(L, (const char *) f->name); |
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1078 return 1; |
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1079 } |
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1080 |
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1081 static int |
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1082 luaV_funcref_call(lua_State *L) |
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1083 { |
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1084 luaV_Funcref *f = (luaV_Funcref *) lua_touserdata(L, 1); |
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1085 int i, n = lua_gettop(L) - 1; // #args |
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1086 int status = FAIL; |
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1087 typval_T args; |
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1088 typval_T rettv; |
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1089 |
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1090 args.v_type = VAR_LIST; |
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1091 args.vval.v_list = list_alloc(); |
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1092 rettv.v_type = VAR_UNKNOWN; // as in clear_tv |
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1093 if (args.vval.v_list != NULL) |
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1094 { |
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1095 typval_T v; |
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1096 |
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1097 for (i = 0; i < n; i++) |
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1098 { |
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1099 luaV_checktypval(L, i + 2, &v, "calling funcref"); |
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1100 list_append_tv(args.vval.v_list, &v); |
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1101 clear_tv(&v); |
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1102 } |
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1103 status = func_call(f->name, &args, NULL, f->self, &rettv); |
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1104 if (status == OK) |
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1105 luaV_pushtypval(L, &rettv); |
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1106 clear_tv(&args); |
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1107 clear_tv(&rettv); |
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1108 } |
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1109 if (status != OK) |
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1110 luaL_error(L, "cannot call funcref"); |
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1111 return 1; |
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1112 } |
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1113 |
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1114 static const luaL_Reg luaV_Funcref_mt[] = { |
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1115 {"__tostring", luaV_funcref_tostring}, |
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1116 {"__gc", luaV_funcref_gc}, |
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1117 {"__len", luaV_funcref_len}, |
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Christian Brabandt <cb@256bit.org>
parents:
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|
1118 {"__call", luaV_funcref_call}, |
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patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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diff
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|
1119 {NULL, NULL} |
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patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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|
1120 }; |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
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parents:
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|
1121 |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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changeset
|
1122 |
3450 | 1123 /* ======= Buffer type ======= */ |
1124 | |
1125 luaV_newtype(buf_T, buffer, luaV_Buffer, LUAVIM_BUFFER) | |
1126 luaV_pushtype(buf_T, buffer, luaV_Buffer) | |
1127 luaV_type_tostring(buffer, LUAVIM_BUFFER) | |
1128 | |
1129 static int | |
2330 | 1130 luaV_buffer_len(lua_State *L) |
1131 { | |
3450 | 1132 buf_T *b = (buf_T *) luaV_checkvalid(L, luaV_Buffer, 1); |
1133 lua_pushinteger(L, b->b_ml.ml_line_count); | |
2320
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Added Lua interfae. (Luis Carvalho)
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|
1134 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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|
1135 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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|
1136 |
2330 | 1137 static int |
1138 luaV_buffer_call(lua_State *L) | |
1139 { | |
3450 | 1140 buf_T *b = (buf_T *) luaV_checkvalid(L, luaV_Buffer, 1); |
2320
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Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
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|
1141 lua_settop(L, 1); |
3450 | 1142 set_curbuf(b, DOBUF_SPLIT); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1143 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1144 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
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|
1145 |
2330 | 1146 static int |
1147 luaV_buffer_index(lua_State *L) | |
1148 { | |
3450 | 1149 buf_T *b = (buf_T *) luaV_checkvalid(L, luaV_Buffer, 1); |
2320
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parents:
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|
1150 linenr_T n = (linenr_T) lua_tointeger(L, 2); |
3450 | 1151 if (n > 0 && n <= b->b_ml.ml_line_count) |
1152 luaV_pushline(L, b, n); | |
2330 | 1153 else if (lua_isstring(L, 2)) |
1154 { | |
1155 const char *s = lua_tostring(L, 2); | |
1156 if (strncmp(s, "name", 4) == 0) | |
14296
396b71b242b2
patch 8.1.0164: luaeval('vim.buffer().name') returns an error
Christian Brabandt <cb@256bit.org>
parents:
14235
diff
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|
1157 lua_pushstring(L, (b->b_sfname == NULL) |
396b71b242b2
patch 8.1.0164: luaeval('vim.buffer().name') returns an error
Christian Brabandt <cb@256bit.org>
parents:
14235
diff
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|
1158 ? "" : (char *) b->b_sfname); |
2330 | 1159 else if (strncmp(s, "fname", 5) == 0) |
14296
396b71b242b2
patch 8.1.0164: luaeval('vim.buffer().name') returns an error
Christian Brabandt <cb@256bit.org>
parents:
14235
diff
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|
1160 lua_pushstring(L, (b->b_ffname == NULL) |
396b71b242b2
patch 8.1.0164: luaeval('vim.buffer().name') returns an error
Christian Brabandt <cb@256bit.org>
parents:
14235
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|
1161 ? "" : (char *) b->b_ffname); |
2330 | 1162 else if (strncmp(s, "number", 6) == 0) |
3450 | 1163 lua_pushinteger(L, b->b_fnum); |
2330 | 1164 /* methods */ |
1165 else if (strncmp(s, "insert", 6) == 0 | |
1166 || strncmp(s, "next", 4) == 0 | |
1167 || strncmp(s, "previous", 8) == 0 | |
1168 || strncmp(s, "isvalid", 7) == 0) | |
1169 { | |
1170 lua_getmetatable(L, 1); | |
1171 lua_getfield(L, -1, s); | |
1172 } | |
1173 else | |
1174 lua_pushnil(L); | |
2320
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Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1175 } |
2330 | 1176 else |
1177 lua_pushnil(L); | |
2320
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Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
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|
1178 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
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|
1179 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
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changeset
|
1180 |
2330 | 1181 static int |
1182 luaV_buffer_newindex(lua_State *L) | |
1183 { | |
3450 | 1184 buf_T *b = (buf_T *) luaV_checkvalid(L, luaV_Buffer, 1); |
2320
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Added Lua interfae. (Luis Carvalho)
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|
1185 linenr_T n = (linenr_T) luaL_checkinteger(L, 2); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1186 #ifdef HAVE_SANDBOX |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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|
1187 luaV_checksandbox(L); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1188 #endif |
3450 | 1189 if (n < 1 || n > b->b_ml.ml_line_count) |
2330 | 1190 luaL_error(L, "invalid line number"); |
1191 if (lua_isnil(L, 3)) /* delete line */ | |
1192 { | |
1193 buf_T *buf = curbuf; | |
3450 | 1194 curbuf = b; |
2330 | 1195 if (u_savedel(n, 1L) == FAIL) |
1196 { | |
1197 curbuf = buf; | |
1198 luaL_error(L, "cannot save undo information"); | |
1199 } | |
1200 else if (ml_delete(n, FALSE) == FAIL) | |
1201 { | |
1202 curbuf = buf; | |
1203 luaL_error(L, "cannot delete line"); | |
1204 } | |
14235
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patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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|
1205 else |
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patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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|
1206 { |
2330 | 1207 deleted_lines_mark(n, 1L); |
3450 | 1208 if (b == curwin->w_buffer) /* fix cursor in current window? */ |
2330 | 1209 { |
1210 if (curwin->w_cursor.lnum >= n) | |
1211 { | |
1212 if (curwin->w_cursor.lnum > n) | |
1213 { | |
1214 curwin->w_cursor.lnum -= 1; | |
1215 check_cursor_col(); | |
1216 } | |
1217 else check_cursor(); | |
1218 changed_cline_bef_curs(); | |
1219 } | |
1220 invalidate_botline(); | |
1221 } | |
1222 } | |
1223 curbuf = buf; | |
2320
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|
1224 } |
2330 | 1225 else if (lua_isstring(L, 3)) /* update line */ |
1226 { | |
1227 buf_T *buf = curbuf; | |
3450 | 1228 curbuf = b; |
2330 | 1229 if (u_savesub(n) == FAIL) |
1230 { | |
1231 curbuf = buf; | |
1232 luaL_error(L, "cannot save undo information"); | |
1233 } | |
1234 else if (ml_replace(n, luaV_toline(L, 3), TRUE) == FAIL) | |
1235 { | |
1236 curbuf = buf; | |
1237 luaL_error(L, "cannot replace line"); | |
1238 } | |
1239 else changed_bytes(n, 0); | |
1240 curbuf = buf; | |
3450 | 1241 if (b == curwin->w_buffer) |
2330 | 1242 check_cursor_col(); |
2320
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|
1243 } |
966a5609669e
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|
1244 else |
2330 | 1245 luaL_error(L, "wrong argument to change line"); |
2320
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Added Lua interfae. (Luis Carvalho)
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|
1246 return 0; |
966a5609669e
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|
1247 } |
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Added Lua interfae. (Luis Carvalho)
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|
1248 |
2330 | 1249 static int |
1250 luaV_buffer_insert(lua_State *L) | |
1251 { | |
3450 | 1252 luaV_Buffer *lb = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
1253 buf_T *b = (buf_T *) luaV_checkcache(L, (void *) *lb); | |
1254 linenr_T last = b->b_ml.ml_line_count; | |
2320
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Added Lua interfae. (Luis Carvalho)
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|
1255 linenr_T n = (linenr_T) luaL_optinteger(L, 3, last); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
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|
1256 buf_T *buf; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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diff
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|
1257 luaL_checktype(L, 2, LUA_TSTRING); |
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Added Lua interfae. (Luis Carvalho)
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|
1258 #ifdef HAVE_SANDBOX |
966a5609669e
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|
1259 luaV_checksandbox(L); |
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diff
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|
1260 #endif |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
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|
1261 /* fix insertion line */ |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
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changeset
|
1262 if (n < 0) n = 0; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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changeset
|
1263 if (n > last) n = last; |
966a5609669e
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|
1264 /* insert */ |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1265 buf = curbuf; |
3450 | 1266 curbuf = b; |
2330 | 1267 if (u_save(n, n + 1) == FAIL) |
1268 { | |
1269 curbuf = buf; | |
1270 luaL_error(L, "cannot save undo information"); | |
2320
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Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1271 } |
2330 | 1272 else if (ml_append(n, luaV_toline(L, 2), 0, FALSE) == FAIL) |
1273 { | |
1274 curbuf = buf; | |
1275 luaL_error(L, "cannot insert line"); | |
2320
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Added Lua interfae. (Luis Carvalho)
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|
1276 } |
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|
1277 else |
2330 | 1278 appended_lines_mark(n, 1L); |
2320
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|
1279 curbuf = buf; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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|
1280 update_screen(VALID); |
966a5609669e
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|
1281 return 0; |
966a5609669e
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|
1282 } |
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|
1283 |
2330 | 1284 static int |
1285 luaV_buffer_next(lua_State *L) | |
1286 { | |
2320
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|
1287 luaV_Buffer *b = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
3450 | 1288 buf_T *buf = (buf_T *) luaV_checkcache(L, (void *) *b); |
1289 luaV_pushbuffer(L, buf->b_next); | |
2320
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|
1290 return 1; |
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|
1291 } |
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|
1292 |
2330 | 1293 static int |
1294 luaV_buffer_previous(lua_State *L) | |
1295 { | |
2320
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changeset
|
1296 luaV_Buffer *b = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
3450 | 1297 buf_T *buf = (buf_T *) luaV_checkcache(L, (void *) *b); |
1298 luaV_pushbuffer(L, buf->b_prev); | |
2320
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|
1299 return 1; |
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changeset
|
1300 } |
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|
1301 |
2330 | 1302 static int |
1303 luaV_buffer_isvalid(lua_State *L) | |
1304 { | |
2320
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|
1305 luaV_Buffer *b = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
3450 | 1306 luaV_getudata(L, *b); |
2320
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|
1307 lua_pushboolean(L, !lua_isnil(L, -1)); |
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|
1308 return 1; |
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|
1309 } |
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|
1310 |
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|
1311 static const luaL_Reg luaV_Buffer_mt[] = { |
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|
1312 {"__tostring", luaV_buffer_tostring}, |
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|
1313 {"__len", luaV_buffer_len}, |
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|
1314 {"__call", luaV_buffer_call}, |
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|
1315 {"__index", luaV_buffer_index}, |
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|
1316 {"__newindex", luaV_buffer_newindex}, |
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|
1317 {"insert", luaV_buffer_insert}, |
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|
1318 {"next", luaV_buffer_next}, |
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|
1319 {"previous", luaV_buffer_previous}, |
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|
1320 {"isvalid", luaV_buffer_isvalid}, |
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|
1321 {NULL, NULL} |
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|
1322 }; |
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|
1323 |
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|
1324 |
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|
1325 /* ======= Window type ======= */ |
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diff
changeset
|
1326 |
3450 | 1327 luaV_newtype(win_T, window, luaV_Window, LUAVIM_WINDOW) |
1328 luaV_pushtype(win_T, window, luaV_Window) | |
1329 luaV_type_tostring(window, LUAVIM_WINDOW) | |
2320
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diff
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|
1330 |
2330 | 1331 static int |
1332 luaV_window_call(lua_State *L) | |
1333 { | |
3450 | 1334 win_T *w = (win_T *) luaV_checkvalid(L, luaV_Window, 1); |
2320
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|
1335 lua_settop(L, 1); |
3450 | 1336 win_goto(w); |
2320
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|
1337 return 1; |
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|
1338 } |
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changeset
|
1339 |
2330 | 1340 static int |
1341 luaV_window_index(lua_State *L) | |
1342 { | |
3450 | 1343 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
|
1344 const char *s = luaL_checkstring(L, 2); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1345 if (strncmp(s, "buffer", 6) == 0) |
3450 | 1346 luaV_pushbuffer(L, w->w_buffer); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1347 else if (strncmp(s, "line", 4) == 0) |
3450 | 1348 lua_pushinteger(L, w->w_cursor.lnum); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1349 else if (strncmp(s, "col", 3) == 0) |
3450 | 1350 lua_pushinteger(L, w->w_cursor.col + 1); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1351 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
|
1352 lua_pushinteger(L, w->w_width); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1353 else if (strncmp(s, "height", 6) == 0) |
3450 | 1354 lua_pushinteger(L, w->w_height); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1355 /* methods */ |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1356 else if (strncmp(s, "next", 4) == 0 |
2330 | 1357 || strncmp(s, "previous", 8) == 0 |
1358 || strncmp(s, "isvalid", 7) == 0) | |
1359 { | |
1360 lua_getmetatable(L, 1); | |
1361 lua_getfield(L, -1, s); | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1362 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1363 else |
2330 | 1364 lua_pushnil(L); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
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|
1365 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1366 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1367 |
2330 | 1368 static int |
16028
8ad2cda3757d
patch 8.1.1019: Lua: may garbage collect function reference in use
Bram Moolenaar <Bram@vim.org>
parents:
16009
diff
changeset
|
1369 luaV_window_newindex(lua_State *L) |
2330 | 1370 { |
3450 | 1371 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
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|
1372 const char *s = luaL_checkstring(L, 2); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1373 int v = luaL_checkinteger(L, 3); |
2330 | 1374 if (strncmp(s, "line", 4) == 0) |
1375 { | |
2320
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Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1376 #ifdef HAVE_SANDBOX |
2330 | 1377 luaV_checksandbox(L); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1378 #endif |
3450 | 1379 if (v < 1 || v > w->w_buffer->b_ml.ml_line_count) |
2330 | 1380 luaL_error(L, "line out of range"); |
3450 | 1381 w->w_cursor.lnum = v; |
2330 | 1382 update_screen(VALID); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1383 } |
2330 | 1384 else if (strncmp(s, "col", 3) == 0) |
1385 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1386 #ifdef HAVE_SANDBOX |
2330 | 1387 luaV_checksandbox(L); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1388 #endif |
3450 | 1389 w->w_cursor.col = v - 1; |
14395
c15bef307de6
patch 8.1.0212: preferred cursor column not set in interfaces
Christian Brabandt <cb@256bit.org>
parents:
14335
diff
changeset
|
1390 w->w_set_curswant = TRUE; |
2330 | 1391 update_screen(VALID); |
2320
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Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1392 } |
2330 | 1393 else if (strncmp(s, "width", 5) == 0) |
1394 { | |
1395 win_T *win = curwin; | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1396 #ifdef FEAT_GUI |
2330 | 1397 need_mouse_correct = TRUE; |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1398 #endif |
3450 | 1399 curwin = w; |
2330 | 1400 win_setwidth(v); |
1401 curwin = win; | |
2320
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Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1402 } |
2330 | 1403 else if (strncmp(s, "height", 6) == 0) |
1404 { | |
1405 win_T *win = curwin; | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1406 #ifdef FEAT_GUI |
2330 | 1407 need_mouse_correct = TRUE; |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
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|
1408 #endif |
3450 | 1409 curwin = w; |
2330 | 1410 win_setheight(v); |
1411 curwin = win; | |
2320
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Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
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|
1412 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
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|
1413 else |
2330 | 1414 luaL_error(L, "invalid window property: `%s'", s); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
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|
1415 return 0; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
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|
1416 } |
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changeset
|
1417 |
2330 | 1418 static int |
1419 luaV_window_next(lua_State *L) | |
1420 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
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|
1421 luaV_Window *w = luaV_checkudata(L, 1, LUAVIM_WINDOW); |
3450 | 1422 win_T *win = (win_T *) luaV_checkcache(L, (void *) *w); |
1423 luaV_pushwindow(L, win->w_next); | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
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|
1424 return 1; |
966a5609669e
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|
1425 } |
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|
1426 |
2330 | 1427 static int |
1428 luaV_window_previous(lua_State *L) | |
1429 { | |
2320
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Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
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|
1430 luaV_Window *w = luaV_checkudata(L, 1, LUAVIM_WINDOW); |
3450 | 1431 win_T *win = (win_T *) luaV_checkcache(L, (void *) *w); |
1432 luaV_pushwindow(L, win->w_prev); | |
2320
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|
1433 return 1; |
966a5609669e
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parents:
diff
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|
1434 } |
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diff
changeset
|
1435 |
2330 | 1436 static int |
1437 luaV_window_isvalid(lua_State *L) | |
1438 { | |
2320
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Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
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|
1439 luaV_Window *w = luaV_checkudata(L, 1, LUAVIM_WINDOW); |
3450 | 1440 luaV_getudata(L, *w); |
2320
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Added Lua interfae. (Luis Carvalho)
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parents:
diff
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|
1441 lua_pushboolean(L, !lua_isnil(L, -1)); |
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Added Lua interfae. (Luis Carvalho)
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parents:
diff
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|
1442 return 1; |
966a5609669e
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parents:
diff
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|
1443 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
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|
1444 |
966a5609669e
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parents:
diff
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|
1445 static const luaL_Reg luaV_Window_mt[] = { |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1446 {"__tostring", luaV_window_tostring}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1447 {"__call", luaV_window_call}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
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|
1448 {"__index", luaV_window_index}, |
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Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1449 {"__newindex", luaV_window_newindex}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
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|
1450 {"next", luaV_window_next}, |
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Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1451 {"previous", luaV_window_previous}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1452 {"isvalid", luaV_window_isvalid}, |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1453 {NULL, NULL} |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
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|
1454 }; |
966a5609669e
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Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1455 |
966a5609669e
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|
1456 |
966a5609669e
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diff
changeset
|
1457 /* ======= Vim module ======= */ |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1458 |
2330 | 1459 static int |
1460 luaV_print(lua_State *L) | |
1461 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1462 int i, n = lua_gettop(L); /* nargs */ |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
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|
1463 const char *s; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1464 size_t l; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1465 luaL_Buffer b; |
966a5609669e
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parents:
diff
changeset
|
1466 luaL_buffinit(L, &b); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1467 lua_getglobal(L, "tostring"); |
2330 | 1468 for (i = 1; i <= n; i++) |
1469 { | |
1470 lua_pushvalue(L, -1); /* tostring */ | |
1471 lua_pushvalue(L, i); /* arg */ | |
1472 lua_call(L, 1, 1); | |
1473 s = lua_tolstring(L, -1, &l); | |
1474 if (s == NULL) | |
1475 return luaL_error(L, "cannot convert to string"); | |
1476 if (i > 1) luaL_addchar(&b, ' '); /* use space instead of tab */ | |
1477 luaV_addlstring(&b, s, l, 0); | |
1478 lua_pop(L, 1); | |
2320
966a5609669e
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|
1479 } |
966a5609669e
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parents:
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changeset
|
1480 luaL_pushresult(&b); |
966a5609669e
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parents:
diff
changeset
|
1481 luaV_msg(L); |
966a5609669e
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parents:
diff
changeset
|
1482 return 0; |
966a5609669e
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parents:
diff
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|
1483 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1484 |
2330 | 1485 static int |
3091 | 1486 luaV_debug(lua_State *L) |
1487 { | |
1488 lua_settop(L, 0); | |
1489 lua_getglobal(L, "vim"); | |
1490 lua_getfield(L, -1, "eval"); | |
1491 lua_remove(L, -2); /* vim.eval at position 1 */ | |
1492 for (;;) | |
1493 { | |
1494 const char *input; | |
1495 size_t l; | |
1496 lua_pushvalue(L, 1); /* vim.eval */ | |
1497 lua_pushliteral(L, "input('lua_debug> ')"); | |
1498 lua_call(L, 1, 1); /* return string */ | |
1499 input = lua_tolstring(L, -1, &l); | |
1500 if (l == 0 || strcmp(input, "cont") == 0) | |
1501 return 0; | |
1502 msg_putchar('\n'); /* avoid outputting on input line */ | |
1503 if (luaL_loadbuffer(L, input, l, "=(debug command)") | |
1504 || lua_pcall(L, 0, 0, 0)) | |
1505 luaV_emsg(L); | |
1506 lua_settop(L, 1); /* remove eventual returns, but keep vim.eval */ | |
1507 } | |
1508 } | |
1509 | |
1510 static int | |
2330 | 1511 luaV_command(lua_State *L) |
1512 { | |
2320
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parents:
diff
changeset
|
1513 do_cmdline_cmd((char_u *) luaL_checkstring(L, 1)); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1514 update_screen(VALID); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1515 return 0; |
966a5609669e
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Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1516 } |
966a5609669e
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Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1517 |
2330 | 1518 static int |
1519 luaV_eval(lua_State *L) | |
1520 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1521 typval_T *tv = eval_expr((char_u *) luaL_checkstring(L, 1), NULL); |
966a5609669e
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parents:
diff
changeset
|
1522 if (tv == NULL) luaL_error(L, "invalid expression"); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
changeset
|
1523 luaV_pushtypval(L, tv); |
4293 | 1524 free_tv(tv); |
2320
966a5609669e
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parents:
diff
changeset
|
1525 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1526 } |
966a5609669e
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parents:
diff
changeset
|
1527 |
2330 | 1528 static int |
2331
3840b7508835
Make it easier to build with Lua. Remove compiler warnings.
Bram Moolenaar <bram@vim.org>
parents:
2330
diff
changeset
|
1529 luaV_beep(lua_State *L UNUSED) |
2330 | 1530 { |
6949 | 1531 vim_beep(BO_LANG); |
2320
966a5609669e
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parents:
diff
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|
1532 return 0; |
966a5609669e
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parents:
diff
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|
1533 } |
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parents:
diff
changeset
|
1534 |
2330 | 1535 static int |
1536 luaV_line(lua_State *L) | |
1537 { | |
2320
966a5609669e
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parents:
diff
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|
1538 luaV_pushline(L, curbuf, curwin->w_cursor.lnum); |
966a5609669e
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parents:
diff
changeset
|
1539 return 1; |
966a5609669e
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parents:
diff
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|
1540 } |
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parents:
diff
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|
1541 |
2330 | 1542 static int |
3450 | 1543 luaV_list(lua_State *L) |
1544 { | |
14235
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1545 list_T *l; |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1546 int initarg = !lua_isnoneornil(L, 1); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1547 |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1548 if (initarg && lua_type(L, 1) != LUA_TTABLE) |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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diff
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|
1549 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:
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diff
changeset
|
1550 l = list_alloc(); |
3450 | 1551 if (l == NULL) |
1552 lua_pushnil(L); | |
1553 else | |
14235
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patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1554 { |
3450 | 1555 luaV_newlist(L, l); |
14335
d59bf91128ea
patch 8.1.0183: Lua API changed, breaking the build
Christian Brabandt <cb@256bit.org>
parents:
14329
diff
changeset
|
1556 if (initarg) /* traverse table to init list */ |
d59bf91128ea
patch 8.1.0183: Lua API changed, breaking the build
Christian Brabandt <cb@256bit.org>
parents:
14329
diff
changeset
|
1557 { |
14235
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patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1558 int notnil, i = 0; |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1559 typval_T v; |
14335
d59bf91128ea
patch 8.1.0183: Lua API changed, breaking the build
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1560 do |
d59bf91128ea
patch 8.1.0183: Lua API changed, breaking the build
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1561 { |
14235
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patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1562 lua_rawgeti(L, 1, ++i); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1563 notnil = !lua_isnil(L, -1); |
14335
d59bf91128ea
patch 8.1.0183: Lua API changed, breaking the build
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1564 if (notnil) |
d59bf91128ea
patch 8.1.0183: Lua API changed, breaking the build
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1565 { |
14235
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Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1566 luaV_checktypval(L, -1, &v, "vim.list"); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1567 list_append_tv(l, &v); |
16009
3b524e8110ab
patch 8.1.1010: Lua interface leaks memory
Bram Moolenaar <Bram@vim.org>
parents:
15868
diff
changeset
|
1568 clear_tv(&v); |
14235
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patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1569 } |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1570 lua_pop(L, 1); /* value */ |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1571 } while (notnil); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1572 } |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1573 } |
3450 | 1574 return 1; |
1575 } | |
1576 | |
1577 static int | |
1578 luaV_dict(lua_State *L) | |
1579 { | |
14235
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Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
1580 dict_T *d; |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1581 int initarg = !lua_isnoneornil(L, 1); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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|
1582 |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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changeset
|
1583 if (initarg && lua_type(L, 1) != LUA_TTABLE) |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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changeset
|
1584 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>
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changeset
|
1585 d = dict_alloc(); |
3450 | 1586 if (d == NULL) |
1587 lua_pushnil(L); | |
1588 else | |
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patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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|
1589 { |
3450 | 1590 luaV_newdict(L, d); |
14235
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patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
1591 if (initarg) /* traverse table to init dict */ |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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|
1592 { |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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|
1593 lua_pushnil(L); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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|
1594 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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|
1595 { |
e3bc8cdc94dd
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Christian Brabandt <cb@256bit.org>
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|
1596 char_u *key; |
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patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
1597 dictitem_T *di; |
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patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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changeset
|
1598 typval_T v; |
14329
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patch 8.1.0180: static analysis errors in Lua interface
Christian Brabandt <cb@256bit.org>
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|
1599 |
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|
1600 lua_pushvalue(L, -2); /* dup key in case it's a number */ |
e3bc8cdc94dd
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Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1601 key = (char_u *) lua_tostring(L, -1); |
14329
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patch 8.1.0180: static analysis errors in Lua interface
Christian Brabandt <cb@256bit.org>
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|
1602 if (key == NULL) |
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patch 8.1.0180: static analysis errors in Lua interface
Christian Brabandt <cb@256bit.org>
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|
1603 { |
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patch 8.1.0180: static analysis errors in Lua interface
Christian Brabandt <cb@256bit.org>
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|
1604 lua_pushnil(L); |
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patch 8.1.0180: static analysis errors in Lua interface
Christian Brabandt <cb@256bit.org>
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|
1605 return 1; |
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Christian Brabandt <cb@256bit.org>
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|
1606 } |
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Christian Brabandt <cb@256bit.org>
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changeset
|
1607 if (*key == NUL) |
14235
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Christian Brabandt <cb@256bit.org>
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changeset
|
1608 luaL_error(L, "table has empty key"); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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|
1609 luaV_checktypval(L, -2, &v, "vim.dict"); /* value */ |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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|
1610 di = dictitem_alloc(key); |
14329
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patch 8.1.0180: static analysis errors in Lua interface
Christian Brabandt <cb@256bit.org>
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|
1611 if (di == NULL || dict_add(d, di) == FAIL) |
fe651f98e173
patch 8.1.0180: static analysis errors in Lua interface
Christian Brabandt <cb@256bit.org>
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|
1612 { |
14235
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Christian Brabandt <cb@256bit.org>
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|
1613 vim_free(di); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
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changeset
|
1614 lua_pushnil(L); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1615 return 1; |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
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|
1616 } |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
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changeset
|
1617 copy_tv(&v, &di->di_tv); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1618 clear_tv(&v); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1619 lua_pop(L, 2); /* key copy and value */ |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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|
1620 } |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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diff
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|
1621 } |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
1622 } |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1623 return 1; |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1624 } |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1625 |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1626 static int |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1627 luaV_funcref(lua_State *L) |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1628 { |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1629 const char *name = luaL_checkstring(L, 1); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1630 /* note: not checking if function exists (needs function_exists) */ |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1631 if (name == NULL || *name == NUL || VIM_ISDIGIT(*name)) |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1632 luaL_error(L, "invalid function name: %s", name); |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1633 luaV_newfuncref(L, (char_u *) name); |
3450 | 1634 return 1; |
1635 } | |
1636 | |
1637 static int | |
2330 | 1638 luaV_buffer(lua_State *L) |
1639 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1640 buf_T *buf; |
2330 | 1641 if (lua_isstring(L, 1)) /* get by number or name? */ |
1642 { | |
1643 if (lua_isnumber(L, 1)) /* by number? */ | |
1644 { | |
1645 int n = lua_tointeger(L, 1); | |
9649
fd9727ae3c49
commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07
Christian Brabandt <cb@256bit.org>
parents:
8643
diff
changeset
|
1646 FOR_ALL_BUFFERS(buf) |
2330 | 1647 if (buf->b_fnum == n) break; |
1648 } | |
14235
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1649 else // by name |
e3bc8cdc94dd
patch 8.1.0134: Lua interface does not support funcref
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
1650 { |
2330 | 1651 size_t l; |
1652 const char *s = lua_tolstring(L, 1, &l); | |
9649
fd9727ae3c49
commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07
Christian Brabandt <cb@256bit.org>
parents:
8643
diff
changeset
|
1653 FOR_ALL_BUFFERS(buf) |
2330 | 1654 { |
1655 if (buf->b_ffname == NULL || buf->b_sfname == NULL) | |
1656 { | |
1657 if (l == 0) break; | |
1658 } | |
2331
3840b7508835
Make it easier to build with Lua. Remove compiler warnings.
Bram Moolenaar <bram@vim.org>
parents:
2330
diff
changeset
|
1659 else if (strncmp(s, (char *)buf->b_ffname, l) == 0 |
3840b7508835
Make it easier to build with Lua. Remove compiler warnings.
Bram Moolenaar <bram@vim.org>
parents:
2330
diff
changeset
|
1660 || strncmp(s, (char *)buf->b_sfname, l) == 0) |
2330 | 1661 break; |
1662 } | |
1663 } | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1664 } |
3450 | 1665 else |
2330 | 1666 buf = (lua_toboolean(L, 1)) ? firstbuf : curbuf; /* first buffer? */ |
3450 | 1667 luaV_pushbuffer(L, buf); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1668 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1669 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1670 |
2330 | 1671 static int |
1672 luaV_window(lua_State *L) | |
1673 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1674 win_T *win; |
2330 | 1675 if (lua_isnumber(L, 1)) /* get by number? */ |
1676 { | |
1677 int n = lua_tointeger(L, 1); | |
1678 for (win = firstwin; win != NULL; win = win->w_next, n--) | |
1679 if (n == 1) break; | |
2320
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Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1680 } |
3450 | 1681 else |
2330 | 1682 win = (lua_toboolean(L, 1)) ? firstwin : curwin; /* first window? */ |
3450 | 1683 luaV_pushwindow(L, win); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1684 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1685 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1686 |
2330 | 1687 static int |
1688 luaV_open(lua_State *L) | |
1689 { | |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1690 char_u *s = NULL; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1691 #ifdef HAVE_SANDBOX |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1692 luaV_checksandbox(L); |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1693 #endif |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1694 if (lua_isstring(L, 1)) s = (char_u *) lua_tostring(L, 1); |
3200 | 1695 luaV_pushbuffer(L, buflist_new(s, NULL, 1L, BLN_LISTED)); |
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1696 return 1; |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1697 } |
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1698 |
2330 | 1699 static int |
3450 | 1700 luaV_type(lua_State *L) |
2330 | 1701 { |
3450 | 1702 luaL_checkany(L, 1); |
1703 if (lua_type(L, 1) == LUA_TUSERDATA) /* check vim udata? */ | |
1704 { | |
1705 lua_settop(L, 1); | |
1706 if (lua_getmetatable(L, 1)) | |
1707 { | |
1708 luaV_getfield(L, LUAVIM_LIST); | |
1709 if (lua_rawequal(L, -1, 2)) | |
1710 { | |
1711 lua_pushstring(L, "list"); | |
1712 return 1; | |
1713 } | |
1714 luaV_getfield(L, LUAVIM_DICT); | |
1715 if (lua_rawequal(L, -1, 2)) | |
1716 { | |
1717 lua_pushstring(L, "dict"); | |
1718 return 1; | |
1719 } | |
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1720 luaV_getfield(L, LUAVIM_FUNCREF); |
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1721 if (lua_rawequal(L, -1, 2)) |
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1722 { |
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1723 lua_pushstring(L, "funcref"); |
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1724 return 1; |
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1725 } |
3450 | 1726 luaV_getfield(L, LUAVIM_BUFFER); |
1727 if (lua_rawequal(L, -1, 2)) | |
1728 { | |
1729 lua_pushstring(L, "buffer"); | |
1730 return 1; | |
1731 } | |
1732 luaV_getfield(L, LUAVIM_WINDOW); | |
1733 if (lua_rawequal(L, -1, 2)) | |
1734 { | |
1735 lua_pushstring(L, "window"); | |
1736 return 1; | |
1737 } | |
1738 } | |
1739 } | |
1740 lua_pushstring(L, luaL_typename(L, 1)); /* fallback */ | |
2320
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1741 return 1; |
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1742 } |
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1743 |
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1744 static const luaL_Reg luaV_module[] = { |
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1745 {"command", luaV_command}, |
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1746 {"eval", luaV_eval}, |
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1747 {"beep", luaV_beep}, |
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1748 {"line", luaV_line}, |
3450 | 1749 {"list", luaV_list}, |
1750 {"dict", luaV_dict}, | |
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1751 {"funcref", luaV_funcref}, |
2320
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1752 {"buffer", luaV_buffer}, |
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1753 {"window", luaV_window}, |
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1754 {"open", luaV_open}, |
3450 | 1755 {"type", luaV_type}, |
2320
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1756 {NULL, NULL} |
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1757 }; |
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1758 |
3450 | 1759 /* for freeing list, dict, buffer and window objects; lightuserdata as arg */ |
1760 static int | |
1761 luaV_free(lua_State *L) | |
1762 { | |
1763 lua_pushnil(L); | |
1764 luaV_setudata(L, lua_touserdata(L, 1)); | |
1765 return 0; | |
1766 } | |
1767 | |
1768 static int | |
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1769 luaV_luaeval(lua_State *L) |
3450 | 1770 { |
1771 luaL_Buffer b; | |
1772 size_t l; | |
1773 const char *str = lua_tolstring(L, 1, &l); | |
1774 typval_T *arg = (typval_T *) lua_touserdata(L, 2); | |
1775 typval_T *rettv = (typval_T *) lua_touserdata(L, 3); | |
1776 luaL_buffinit(L, &b); | |
1777 luaL_addlstring(&b, LUAVIM_EVALHEADER, sizeof(LUAVIM_EVALHEADER) - 1); | |
1778 luaL_addlstring(&b, str, l); | |
1779 luaL_pushresult(&b); | |
1780 str = lua_tolstring(L, -1, &l); | |
1781 if (luaL_loadbuffer(L, str, l, LUAVIM_EVALNAME)) /* compile error? */ | |
1782 { | |
1783 luaV_emsg(L); | |
1784 return 0; | |
1785 } | |
1786 luaV_pushtypval(L, arg); | |
1787 if (lua_pcall(L, 1, 1, 0)) /* running error? */ | |
1788 { | |
1789 luaV_emsg(L); | |
1790 return 0; | |
1791 } | |
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1792 if (luaV_totypval(L, -1, rettv) == FAIL) |
15470
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|
1793 emsg("luaeval: cannot convert value"); |
6590 | 1794 return 0; |
3450 | 1795 } |
1796 | |
1797 static int | |
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1798 luaV_setref(lua_State *L) |
3450 | 1799 { |
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1800 int copyID = lua_tointeger(L, 1); |
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1801 int abort = FALSE; |
6565 | 1802 |
3450 | 1803 luaV_getfield(L, LUAVIM_LIST); |
1804 luaV_getfield(L, LUAVIM_DICT); | |
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1805 luaV_getfield(L, LUAVIM_FUNCREF); |
3450 | 1806 lua_pushnil(L); |
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1807 // traverse cache table |
6586 | 1808 while (!abort && lua_next(L, lua_upvalueindex(1)) != 0) |
3450 | 1809 { |
1810 lua_getmetatable(L, -1); | |
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1811 if (lua_rawequal(L, -1, 2)) // list? |
3450 | 1812 { |
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1813 list_T *l = (list_T *)lua_touserdata(L, 5); // key |
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1814 |
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1815 if (l->lv_copyID != copyID) |
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1816 { |
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1817 l->lv_copyID = copyID; |
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1818 abort = set_ref_in_list(l, copyID, NULL); |
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1819 } |
3450 | 1820 } |
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1821 else if (lua_rawequal(L, -1, 3)) // dict? |
3450 | 1822 { |
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1823 dict_T *d = (dict_T *)lua_touserdata(L, 5); // key |
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1824 |
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1825 if (d->dv_copyID != copyID) |
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1826 { |
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1827 d->dv_copyID = copyID; |
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1828 abort = set_ref_in_ht(&d->dv_hashtab, copyID, NULL); |
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1829 } |
3450 | 1830 } |
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1831 else if (lua_rawequal(L, -1, 4)) // funcref? |
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1832 { |
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1833 luaV_Funcref *f = (luaV_Funcref *)lua_touserdata(L, 5); // key |
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1834 |
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1835 if (f->self != NULL && f->self->dv_copyID != copyID) |
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1836 { |
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1837 f->self->dv_copyID = copyID; |
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1838 abort = set_ref_in_ht(&f->self->dv_hashtab, copyID, NULL); |
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1839 } |
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1840 } |
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1841 lua_pop(L, 2); // metatable and value |
3450 | 1842 } |
6565 | 1843 lua_pushinteger(L, abort); |
6590 | 1844 return 1; |
3450 | 1845 } |
1846 | |
2330 | 1847 static int |
1848 luaopen_vim(lua_State *L) | |
1849 { | |
3450 | 1850 /* set cache table */ |
2320
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1851 lua_newtable(L); |
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1852 lua_newtable(L); |
3450 | 1853 lua_pushstring(L, "v"); |
2320
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1854 lua_setfield(L, -2, "__mode"); |
3450 | 1855 lua_setmetatable(L, -2); /* cache is weak-valued */ |
2320
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1856 /* print */ |
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1857 lua_pushcfunction(L, luaV_print); |
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|
1858 lua_setglobal(L, "print"); |
3091 | 1859 /* debug.debug */ |
1860 lua_getglobal(L, "debug"); | |
1861 lua_pushcfunction(L, luaV_debug); | |
1862 lua_setfield(L, -2, "debug"); | |
1863 lua_pop(L, 1); | |
2320
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1864 /* free */ |
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1865 lua_pushlightuserdata(L, (void *) LUAVIM_FREE); |
3450 | 1866 lua_pushvalue(L, 1); /* cache table */ |
1867 lua_pushcclosure(L, luaV_free, 1); | |
1868 lua_rawset(L, LUA_REGISTRYINDEX); | |
1869 /* luaeval */ | |
1870 lua_pushlightuserdata(L, (void *) LUAVIM_LUAEVAL); | |
1871 lua_pushvalue(L, 1); /* cache table */ | |
1872 lua_pushcclosure(L, luaV_luaeval, 1); | |
1873 lua_rawset(L, LUA_REGISTRYINDEX); | |
1874 /* setref */ | |
1875 lua_pushlightuserdata(L, (void *) LUAVIM_SETREF); | |
1876 lua_pushvalue(L, 1); /* cache table */ | |
1877 lua_pushcclosure(L, luaV_setref, 1); | |
2320
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1878 lua_rawset(L, LUA_REGISTRYINDEX); |
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1879 /* register */ |
3450 | 1880 luaV_newmetatable(L, LUAVIM_LIST); |
1881 lua_pushvalue(L, 1); | |
1882 luaV_openlib(L, luaV_List_mt, 1); | |
1883 luaV_newmetatable(L, LUAVIM_DICT); | |
1884 lua_pushvalue(L, 1); | |
1885 luaV_openlib(L, luaV_Dict_mt, 1); | |
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1886 luaV_newmetatable(L, LUAVIM_FUNCREF); |
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1887 lua_pushvalue(L, 1); |
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1888 luaV_openlib(L, luaV_Funcref_mt, 1); |
2320
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1889 luaV_newmetatable(L, LUAVIM_BUFFER); |
3450 | 1890 lua_pushvalue(L, 1); /* cache table */ |
1891 luaV_openlib(L, luaV_Buffer_mt, 1); | |
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1892 luaV_newmetatable(L, LUAVIM_WINDOW); |
3450 | 1893 lua_pushvalue(L, 1); /* cache table */ |
1894 luaV_openlib(L, luaV_Window_mt, 1); | |
1895 lua_newtable(L); /* vim table */ | |
1896 lua_pushvalue(L, 1); /* cache table */ | |
1897 luaV_openlib(L, luaV_module, 1); | |
1898 lua_setglobal(L, LUAVIM_NAME); | |
2320
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1899 return 0; |
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1900 } |
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1901 |
2330 | 1902 static lua_State * |
1903 luaV_newstate(void) | |
1904 { | |
2320
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1905 lua_State *L = luaL_newstate(); |
2431
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1906 luaL_openlibs(L); /* core libs */ |
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1907 lua_pushcfunction(L, luaopen_vim); /* vim */ |
2320
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1908 lua_call(L, 0, 0); |
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1909 return L; |
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1910 } |
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1911 |
2330 | 1912 static void |
1913 luaV_setrange(lua_State *L, int line1, int line2) | |
1914 { | |
2320
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1915 lua_getglobal(L, LUAVIM_NAME); |
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1916 lua_pushinteger(L, line1); |
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1917 lua_setfield(L, -2, "firstline"); |
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1918 lua_pushinteger(L, line2); |
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1919 lua_setfield(L, -2, "lastline"); |
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1920 lua_pop(L, 1); /* vim table */ |
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1921 } |
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1922 |
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1923 |
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1924 /* ======= Interface ======= */ |
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1925 |
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1926 static lua_State *L = NULL; |
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1927 |
2330 | 1928 static int |
3450 | 1929 lua_isopen(void) |
2543
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1930 { |
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1931 return L != NULL; |
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1932 } |
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1933 |
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1934 static int |
2330 | 1935 lua_init(void) |
1936 { | |
3450 | 1937 if (!lua_isopen()) |
2330 | 1938 { |
2320
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1939 #ifdef DYNAMIC_LUA |
2330 | 1940 if (!lua_enabled(TRUE)) |
1941 { | |
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1942 emsg(_("Lua library cannot be loaded.")); |
2330 | 1943 return FAIL; |
1944 } | |
2320
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1945 #endif |
2330 | 1946 L = luaV_newstate(); |
2320
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1947 } |
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1948 return OK; |
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1949 } |
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1950 |
2330 | 1951 void |
1952 lua_end(void) | |
1953 { | |
3450 | 1954 if (lua_isopen()) |
2330 | 1955 { |
1956 lua_close(L); | |
1957 L = NULL; | |
2320
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1958 #ifdef DYNAMIC_LUA |
2330 | 1959 end_dynamic_lua(); |
2320
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1960 #endif |
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1961 } |
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1962 } |
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1963 |
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1964 /* ex commands */ |
2330 | 1965 void |
1966 ex_lua(exarg_T *eap) | |
1967 { | |
2320
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1968 char *script; |
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1969 if (lua_init() == FAIL) return; |
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1970 script = (char *) script_get(eap, eap->arg); |
2330 | 1971 if (!eap->skip) |
1972 { | |
1973 char *s = (script) ? script : (char *) eap->arg; | |
1974 luaV_setrange(L, eap->line1, eap->line2); | |
1975 if (luaL_loadbuffer(L, s, strlen(s), LUAVIM_CHUNKNAME) | |
1976 || lua_pcall(L, 0, 0, 0)) | |
1977 luaV_emsg(L); | |
2320
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1978 } |
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1979 if (script != NULL) vim_free(script); |
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1980 } |
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1981 |
2330 | 1982 void |
1983 ex_luado(exarg_T *eap) | |
1984 { | |
2320
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1985 linenr_T l; |
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1986 const char *s = (const char *) eap->arg; |
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1987 luaL_Buffer b; |
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1988 size_t len; |
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1989 buf_T *was_curbuf = curbuf; |
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1990 |
2320
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1991 if (lua_init() == FAIL) return; |
2330 | 1992 if (u_save(eap->line1 - 1, eap->line2 + 1) == FAIL) |
1993 { | |
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1994 emsg(_("cannot save undo information")); |
2330 | 1995 return; |
2320
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1996 } |
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1997 luaV_setrange(L, eap->line1, eap->line2); |
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1998 luaL_buffinit(L, &b); |
3459 | 1999 luaL_addlstring(&b, "return function(line, linenr) ", 30); /* header */ |
2320
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2000 luaL_addlstring(&b, s, strlen(s)); |
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2001 luaL_addlstring(&b, " end", 4); /* footer */ |
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2002 luaL_pushresult(&b); |
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2003 s = lua_tolstring(L, -1, &len); |
2330 | 2004 if (luaL_loadbuffer(L, s, len, LUAVIM_CHUNKNAME)) |
2005 { | |
2006 luaV_emsg(L); | |
2007 lua_pop(L, 1); /* function body */ | |
2008 return; | |
2320
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2009 } |
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2010 lua_call(L, 0, 1); |
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2011 lua_replace(L, -2); /* function -> body */ |
2330 | 2012 for (l = eap->line1; l <= eap->line2; l++) |
2013 { | |
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2014 /* Check the line number, the command my have deleted lines. */ |
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2015 if (l > curbuf->b_ml.ml_line_count) |
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2016 break; |
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2017 |
2330 | 2018 lua_pushvalue(L, -1); /* function */ |
2019 luaV_pushline(L, curbuf, l); /* current line as arg */ | |
3459 | 2020 lua_pushinteger(L, l); /* current line number as arg */ |
2021 if (lua_pcall(L, 2, 1, 0)) | |
2330 | 2022 { |
2023 luaV_emsg(L); | |
2024 break; | |
2025 } | |
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2026 /* Catch the command switching to another buffer. */ |
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2027 if (curbuf != was_curbuf) |
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2028 break; |
2330 | 2029 if (lua_isstring(L, -1)) /* update line? */ |
2030 { | |
2320
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2031 #ifdef HAVE_SANDBOX |
2330 | 2032 luaV_checksandbox(L); |
2320
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2033 #endif |
2330 | 2034 ml_replace(l, luaV_toline(L, -1), TRUE); |
2035 changed_bytes(l, 0); | |
2036 lua_pop(L, 1); /* result from luaV_toline */ | |
2037 } | |
2038 lua_pop(L, 1); /* line */ | |
2320
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2039 } |
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2040 lua_pop(L, 1); /* function */ |
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2041 check_cursor(); |
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|
2042 update_screen(NOT_VALID); |
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|
2043 } |
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2044 |
2330 | 2045 void |
2046 ex_luafile(exarg_T *eap) | |
2047 { | |
2048 if (lua_init() == FAIL) | |
2049 return; | |
2050 if (!eap->skip) | |
2051 { | |
2052 luaV_setrange(L, eap->line1, eap->line2); | |
2053 if (luaL_loadfile(L, (char *) eap->arg) || lua_pcall(L, 0, 0, 0)) | |
2054 luaV_emsg(L); | |
2320
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2055 } |
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2056 } |
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2057 |
3450 | 2058 #define luaV_freetype(typ,tname) \ |
2059 void \ | |
2060 lua_##tname##_free(typ *o) \ | |
2061 { \ | |
2062 if (!lua_isopen()) return; \ | |
2063 luaV_getfield(L, LUAVIM_FREE); \ | |
2064 lua_pushlightuserdata(L, (void *) o); \ | |
2065 lua_call(L, 1, 0); \ | |
2066 } | |
2067 | |
2068 luaV_freetype(buf_T, buffer) | |
2069 luaV_freetype(win_T, window) | |
2070 | |
2330 | 2071 void |
16028
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2072 do_luaeval(char_u *str, typval_T *arg, typval_T *rettv) |
2330 | 2073 { |
3450 | 2074 lua_init(); |
2075 luaV_getfield(L, LUAVIM_LUAEVAL); | |
2076 lua_pushstring(L, (char *) str); | |
2077 lua_pushlightuserdata(L, (void *) arg); | |
2078 lua_pushlightuserdata(L, (void *) rettv); | |
2079 lua_call(L, 3, 0); | |
2320
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2080 } |
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2081 |
6565 | 2082 int |
16028
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2083 set_ref_in_lua(int copyID) |
2330 | 2084 { |
6565 | 2085 int aborted = 0; |
2086 | |
2087 if (lua_isopen()) | |
2088 { | |
2089 luaV_getfield(L, LUAVIM_SETREF); | |
2090 /* call the function with 1 arg, getting 1 result back */ | |
2091 lua_pushinteger(L, copyID); | |
2092 lua_call(L, 1, 1); | |
2093 /* get the result */ | |
2094 aborted = lua_tointeger(L, -1); | |
2095 /* pop result off the stack */ | |
2096 lua_pop(L, 1); | |
2097 } | |
2098 return aborted; | |
2320
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2099 } |
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2100 |
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2101 #endif |