Mercurial > vim
annotate src/if_lua.c @ 6878:02466bf84bab v7.4.759
patch 7.4.759
Problem: Building with Lua 5.3 doesn't work, symbols have changed.
Solution: Use the new names for the new version. (Felix Schnizlein)
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Thu, 25 Jun 2015 18:27:32 +0200 |
| parents | 199ce895e162 |
| children | 2b7e36955265 |
| rev | line source |
|---|---|
| 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 void (*msgfunc_T)(char_u *); |
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32 |
| 3450 | 33 static const char LUAVIM_DICT[] = "dict"; |
| 34 static const char LUAVIM_LIST[] = "list"; | |
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35 static const char LUAVIM_BUFFER[] = "buffer"; |
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36 static const char LUAVIM_WINDOW[] = "window"; |
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37 static const char LUAVIM_FREE[] = "luaV_free"; |
| 3450 | 38 static const char LUAVIM_LUAEVAL[] = "luaV_luaeval"; |
| 39 static const char LUAVIM_SETREF[] = "luaV_setref"; | |
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40 |
| 3450 | 41 /* most functions are closures with a cache table as first upvalue; |
| 42 * get/setudata manage references to vim userdata in cache table through | |
| 43 * object pointers (light userdata) */ | |
| 44 #define luaV_getudata(L, v) \ | |
| 45 lua_pushlightuserdata((L), (void *) (v)); \ | |
| 46 lua_rawget((L), lua_upvalueindex(1)) | |
| 47 #define luaV_setudata(L, v) \ | |
| 48 lua_pushlightuserdata((L), (void *) (v)); \ | |
| 49 lua_pushvalue((L), -2); \ | |
| 50 lua_rawset((L), lua_upvalueindex(1)) | |
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51 #define luaV_getfield(L, s) \ |
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52 lua_pushlightuserdata((L), (void *)(s)); \ |
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53 lua_rawget((L), LUA_REGISTRYINDEX) |
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54 #define luaV_checksandbox(L) \ |
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55 if (sandbox) luaL_error((L), "not allowed in sandbox") |
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56 #define luaV_msg(L) luaV_msgfunc((L), (msgfunc_T) msg) |
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57 #define luaV_emsg(L) luaV_msgfunc((L), (msgfunc_T) emsg) |
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58 |
| 3450 | 59 static luaV_List *luaV_pushlist (lua_State *L, list_T *lis); |
| 60 static luaV_Dict *luaV_pushdict (lua_State *L, dict_T *dic); | |
| 61 | |
| 62 #if LUA_VERSION_NUM <= 501 | |
| 63 #define luaV_openlib(L, l, n) luaL_openlib(L, NULL, l, n) | |
| 64 #define luaL_typeerror luaL_typerror | |
| 65 #else | |
| 66 #define luaV_openlib luaL_setfuncs | |
| 67 #endif | |
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68 |
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69 #ifdef DYNAMIC_LUA |
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70 |
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71 #ifndef WIN3264 |
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72 # include <dlfcn.h> |
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73 # define HANDLE void* |
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74 # define load_dll(n) dlopen((n), RTLD_LAZY|RTLD_GLOBAL) |
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75 # define symbol_from_dll dlsym |
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76 # define close_dll dlclose |
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77 #else |
| 2612 | 78 # define load_dll vimLoadLib |
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79 # define symbol_from_dll GetProcAddress |
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80 # define close_dll FreeLibrary |
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81 #endif |
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82 |
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83 /* lauxlib */ |
| 3450 | 84 #if LUA_VERSION_NUM <= 501 |
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85 #define luaL_register dll_luaL_register |
| 3450 | 86 #define luaL_prepbuffer dll_luaL_prepbuffer |
| 87 #define luaL_openlib dll_luaL_openlib | |
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88 #define luaL_typerror dll_luaL_typerror |
| 3450 | 89 #define luaL_loadfile dll_luaL_loadfile |
| 90 #define luaL_loadbuffer dll_luaL_loadbuffer | |
| 91 #else | |
| 92 #define luaL_prepbuffsize dll_luaL_prepbuffsize | |
| 93 #define luaL_setfuncs dll_luaL_setfuncs | |
| 94 #define luaL_loadfilex dll_luaL_loadfilex | |
| 95 #define luaL_loadbufferx dll_luaL_loadbufferx | |
| 96 #define luaL_argerror dll_luaL_argerror | |
| 97 #endif | |
| 3459 | 98 #define luaL_checkany dll_luaL_checkany |
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99 #define luaL_checklstring dll_luaL_checklstring |
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100 #define luaL_checkinteger dll_luaL_checkinteger |
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101 #define luaL_optinteger dll_luaL_optinteger |
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102 #define luaL_checktype dll_luaL_checktype |
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103 #define luaL_error dll_luaL_error |
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104 #define luaL_newstate dll_luaL_newstate |
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105 #define luaL_buffinit dll_luaL_buffinit |
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106 #define luaL_addlstring dll_luaL_addlstring |
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107 #define luaL_pushresult dll_luaL_pushresult |
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108 /* lua */ |
| 3450 | 109 #if LUA_VERSION_NUM <= 501 |
| 110 #define lua_tonumber dll_lua_tonumber | |
| 111 #define lua_tointeger dll_lua_tointeger | |
| 112 #define lua_call dll_lua_call | |
| 113 #define lua_pcall dll_lua_pcall | |
| 6878 | 114 |
| 115 #elif LUA_VERSION_NUM <= 502 | |
| 116 #define lua_replace dll_lua_replace | |
| 117 #define lua_remove dll_lua_remove | |
| 3450 | 118 #else |
| 6878 | 119 #define lua_rotate dll_lua_rotate |
| 3450 | 120 #define lua_tonumberx dll_lua_tonumberx |
| 121 #define lua_tointegerx dll_lua_tointegerx | |
| 122 #define lua_callk dll_lua_callk | |
| 123 #define lua_pcallk dll_lua_pcallk | |
| 124 #define lua_getglobal dll_lua_getglobal | |
| 125 #define lua_setglobal dll_lua_setglobal | |
| 3459 | 126 #endif |
| 3450 | 127 #define lua_typename dll_lua_typename |
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128 #define lua_close dll_lua_close |
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129 #define lua_gettop dll_lua_gettop |
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130 #define lua_settop dll_lua_settop |
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131 #define lua_pushvalue dll_lua_pushvalue |
| 6878 | 132 #define lua_copy dll_lua_copy |
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133 #define lua_isnumber dll_lua_isnumber |
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134 #define lua_isstring dll_lua_isstring |
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135 #define lua_type dll_lua_type |
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136 #define lua_rawequal dll_lua_rawequal |
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137 #define lua_toboolean dll_lua_toboolean |
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138 #define lua_tolstring dll_lua_tolstring |
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139 #define lua_touserdata dll_lua_touserdata |
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140 #define lua_pushnil dll_lua_pushnil |
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141 #define lua_pushnumber dll_lua_pushnumber |
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142 #define lua_pushinteger dll_lua_pushinteger |
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143 #define lua_pushlstring dll_lua_pushlstring |
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144 #define lua_pushstring dll_lua_pushstring |
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145 #define lua_pushfstring dll_lua_pushfstring |
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146 #define lua_pushcclosure dll_lua_pushcclosure |
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147 #define lua_pushboolean dll_lua_pushboolean |
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148 #define lua_pushlightuserdata dll_lua_pushlightuserdata |
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149 #define lua_getfield dll_lua_getfield |
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150 #define lua_rawget dll_lua_rawget |
| 3450 | 151 #define lua_rawgeti dll_lua_rawgeti |
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152 #define lua_createtable dll_lua_createtable |
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153 #define lua_newuserdata dll_lua_newuserdata |
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154 #define lua_getmetatable dll_lua_getmetatable |
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155 #define lua_setfield dll_lua_setfield |
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156 #define lua_rawset dll_lua_rawset |
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157 #define lua_rawseti dll_lua_rawseti |
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158 #define lua_setmetatable dll_lua_setmetatable |
| 3459 | 159 #define lua_next dll_lua_next |
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160 /* libs */ |
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161 #define luaopen_base dll_luaopen_base |
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162 #define luaopen_table dll_luaopen_table |
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163 #define luaopen_string dll_luaopen_string |
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164 #define luaopen_math dll_luaopen_math |
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165 #define luaopen_io dll_luaopen_io |
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166 #define luaopen_os dll_luaopen_os |
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167 #define luaopen_package dll_luaopen_package |
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168 #define luaopen_debug dll_luaopen_debug |
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169 #define luaL_openlibs dll_luaL_openlibs |
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170 |
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171 /* lauxlib */ |
| 3450 | 172 #if LUA_VERSION_NUM <= 501 |
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173 void (*dll_luaL_register) (lua_State *L, const char *libname, const luaL_Reg *l); |
| 3450 | 174 char *(*dll_luaL_prepbuffer) (luaL_Buffer *B); |
| 175 void (*dll_luaL_openlib) (lua_State *L, const char *libname, const luaL_Reg *l, int nup); | |
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176 int (*dll_luaL_typerror) (lua_State *L, int narg, const char *tname); |
| 3450 | 177 int (*dll_luaL_loadfile) (lua_State *L, const char *filename); |
| 178 int (*dll_luaL_loadbuffer) (lua_State *L, const char *buff, size_t sz, const char *name); | |
| 179 #else | |
| 180 char *(*dll_luaL_prepbuffsize) (luaL_Buffer *B, size_t sz); | |
| 181 void (*dll_luaL_setfuncs) (lua_State *L, const luaL_Reg *l, int nup); | |
| 182 int (*dll_luaL_loadfilex) (lua_State *L, const char *filename, const char *mode); | |
| 183 int (*dll_luaL_loadbufferx) (lua_State *L, const char *buff, size_t sz, const char *name, const char *mode); | |
| 184 int (*dll_luaL_argerror) (lua_State *L, int numarg, const char *extramsg); | |
| 185 #endif | |
| 3459 | 186 void (*dll_luaL_checkany) (lua_State *L, int narg); |
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187 const char *(*dll_luaL_checklstring) (lua_State *L, int numArg, size_t *l); |
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188 lua_Integer (*dll_luaL_checkinteger) (lua_State *L, int numArg); |
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189 lua_Integer (*dll_luaL_optinteger) (lua_State *L, int nArg, lua_Integer def); |
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190 void (*dll_luaL_checktype) (lua_State *L, int narg, int t); |
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191 int (*dll_luaL_error) (lua_State *L, const char *fmt, ...); |
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192 lua_State *(*dll_luaL_newstate) (void); |
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193 void (*dll_luaL_buffinit) (lua_State *L, luaL_Buffer *B); |
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194 void (*dll_luaL_addlstring) (luaL_Buffer *B, const char *s, size_t l); |
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195 void (*dll_luaL_pushresult) (luaL_Buffer *B); |
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196 /* lua */ |
| 3450 | 197 #if LUA_VERSION_NUM <= 501 |
| 198 lua_Number (*dll_lua_tonumber) (lua_State *L, int idx); | |
| 199 lua_Integer (*dll_lua_tointeger) (lua_State *L, int idx); | |
| 200 void (*dll_lua_call) (lua_State *L, int nargs, int nresults); | |
| 201 int (*dll_lua_pcall) (lua_State *L, int nargs, int nresults, int errfunc); | |
| 6878 | 202 #elif LUA_VERSION_NUM <= 502 |
| 203 void (*dll_lua_replace) (lua_State *L, int idx); | |
| 204 void (*dll_lua_remove) (lua_State *L, int idx); | |
| 3450 | 205 #else |
| 6878 | 206 |
| 207 void (*dll_lua_rotate) (lua_State *L, int idx, int n); | |
| 3450 | 208 lua_Number (*dll_lua_tonumberx) (lua_State *L, int idx, int *isnum); |
| 209 lua_Integer (*dll_lua_tointegerx) (lua_State *L, int idx, int *isnum); | |
| 210 void (*dll_lua_callk) (lua_State *L, int nargs, int nresults, int ctx, | |
| 3618 | 211 lua_CFunction k); |
| 3450 | 212 int (*dll_lua_pcallk) (lua_State *L, int nargs, int nresults, int errfunc, |
| 3618 | 213 int ctx, lua_CFunction k); |
| 3450 | 214 void (*dll_lua_getglobal) (lua_State *L, const char *var); |
| 215 void (*dll_lua_setglobal) (lua_State *L, const char *var); | |
| 6878 | 216 void (*dll_lua_copy) (lua_State *L, int fromidx, int toidx); |
| 3459 | 217 #endif |
| 3450 | 218 const char *(*dll_lua_typename) (lua_State *L, int tp); |
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219 void (*dll_lua_close) (lua_State *L); |
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220 int (*dll_lua_gettop) (lua_State *L); |
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221 void (*dll_lua_settop) (lua_State *L, int idx); |
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222 void (*dll_lua_pushvalue) (lua_State *L, int idx); |
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223 int (*dll_lua_isnumber) (lua_State *L, int idx); |
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224 int (*dll_lua_isstring) (lua_State *L, int idx); |
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225 int (*dll_lua_type) (lua_State *L, int idx); |
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226 int (*dll_lua_rawequal) (lua_State *L, int idx1, int idx2); |
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227 int (*dll_lua_toboolean) (lua_State *L, int idx); |
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228 const char *(*dll_lua_tolstring) (lua_State *L, int idx, size_t *len); |
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229 void *(*dll_lua_touserdata) (lua_State *L, int idx); |
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230 void (*dll_lua_pushnil) (lua_State *L); |
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231 void (*dll_lua_pushnumber) (lua_State *L, lua_Number n); |
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232 void (*dll_lua_pushinteger) (lua_State *L, lua_Integer n); |
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233 void (*dll_lua_pushlstring) (lua_State *L, const char *s, size_t l); |
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234 void (*dll_lua_pushstring) (lua_State *L, const char *s); |
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235 const char *(*dll_lua_pushfstring) (lua_State *L, const char *fmt, ...); |
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236 void (*dll_lua_pushcclosure) (lua_State *L, lua_CFunction fn, int n); |
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237 void (*dll_lua_pushboolean) (lua_State *L, int b); |
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238 void (*dll_lua_pushlightuserdata) (lua_State *L, void *p); |
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239 void (*dll_lua_getfield) (lua_State *L, int idx, const char *k); |
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240 void (*dll_lua_rawget) (lua_State *L, int idx); |
| 3450 | 241 void (*dll_lua_rawgeti) (lua_State *L, int idx, int n); |
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242 void (*dll_lua_createtable) (lua_State *L, int narr, int nrec); |
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243 void *(*dll_lua_newuserdata) (lua_State *L, size_t sz); |
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244 int (*dll_lua_getmetatable) (lua_State *L, int objindex); |
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245 void (*dll_lua_setfield) (lua_State *L, int idx, const char *k); |
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246 void (*dll_lua_rawset) (lua_State *L, int idx); |
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247 void (*dll_lua_rawseti) (lua_State *L, int idx, int n); |
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248 int (*dll_lua_setmetatable) (lua_State *L, int objindex); |
| 3459 | 249 int (*dll_lua_next) (lua_State *L, int idx); |
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250 /* libs */ |
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251 int (*dll_luaopen_base) (lua_State *L); |
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252 int (*dll_luaopen_table) (lua_State *L); |
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253 int (*dll_luaopen_string) (lua_State *L); |
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254 int (*dll_luaopen_math) (lua_State *L); |
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255 int (*dll_luaopen_io) (lua_State *L); |
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256 int (*dll_luaopen_os) (lua_State *L); |
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257 int (*dll_luaopen_package) (lua_State *L); |
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258 int (*dll_luaopen_debug) (lua_State *L); |
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259 void (*dll_luaL_openlibs) (lua_State *L); |
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260 |
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261 typedef void **luaV_function; |
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262 typedef struct { |
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263 const char *name; |
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264 luaV_function func; |
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265 } luaV_Reg; |
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266 |
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267 static const luaV_Reg luaV_dll[] = { |
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268 /* lauxlib */ |
| 3450 | 269 #if LUA_VERSION_NUM <= 501 |
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270 {"luaL_register", (luaV_function) &dll_luaL_register}, |
| 3450 | 271 {"luaL_prepbuffer", (luaV_function) &dll_luaL_prepbuffer}, |
| 272 {"luaL_openlib", (luaV_function) &dll_luaL_openlib}, | |
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273 {"luaL_typerror", (luaV_function) &dll_luaL_typerror}, |
| 3450 | 274 {"luaL_loadfile", (luaV_function) &dll_luaL_loadfile}, |
| 275 {"luaL_loadbuffer", (luaV_function) &dll_luaL_loadbuffer}, | |
| 276 #else | |
| 277 {"luaL_prepbuffsize", (luaV_function) &dll_luaL_prepbuffsize}, | |
| 278 {"luaL_setfuncs", (luaV_function) &dll_luaL_setfuncs}, | |
| 279 {"luaL_loadfilex", (luaV_function) &dll_luaL_loadfilex}, | |
| 280 {"luaL_loadbufferx", (luaV_function) &dll_luaL_loadbufferx}, | |
| 281 {"luaL_argerror", (luaV_function) &dll_luaL_argerror}, | |
| 282 #endif | |
| 3459 | 283 {"luaL_checkany", (luaV_function) &dll_luaL_checkany}, |
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284 {"luaL_checklstring", (luaV_function) &dll_luaL_checklstring}, |
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285 {"luaL_checkinteger", (luaV_function) &dll_luaL_checkinteger}, |
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286 {"luaL_optinteger", (luaV_function) &dll_luaL_optinteger}, |
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287 {"luaL_checktype", (luaV_function) &dll_luaL_checktype}, |
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288 {"luaL_error", (luaV_function) &dll_luaL_error}, |
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289 {"luaL_newstate", (luaV_function) &dll_luaL_newstate}, |
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290 {"luaL_buffinit", (luaV_function) &dll_luaL_buffinit}, |
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291 {"luaL_addlstring", (luaV_function) &dll_luaL_addlstring}, |
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292 {"luaL_pushresult", (luaV_function) &dll_luaL_pushresult}, |
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293 /* lua */ |
| 3450 | 294 #if LUA_VERSION_NUM <= 501 |
| 295 {"lua_tonumber", (luaV_function) &dll_lua_tonumber}, | |
| 296 {"lua_tointeger", (luaV_function) &dll_lua_tointeger}, | |
| 297 {"lua_call", (luaV_function) &dll_lua_call}, | |
| 298 {"lua_pcall", (luaV_function) &dll_lua_pcall}, | |
| 6878 | 299 #elif LUA_VERSION_NUM <= 502 |
| 300 {"lua_replace", (luaV_function) &dll_lua_replace}, | |
| 301 {"lua_remove", (luaV_function) &dll_lua_remove}, | |
| 3450 | 302 #else |
| 6878 | 303 {"lua_rotate", (luaV_function) &dll_lua_rotate}, |
| 304 {"lua_copy", (luaV_function) &dll_lua_copy}, | |
| 3450 | 305 {"lua_tonumberx", (luaV_function) &dll_lua_tonumberx}, |
| 306 {"lua_tointegerx", (luaV_function) &dll_lua_tointegerx}, | |
| 307 {"lua_callk", (luaV_function) &dll_lua_callk}, | |
| 308 {"lua_pcallk", (luaV_function) &dll_lua_pcallk}, | |
| 309 {"lua_getglobal", (luaV_function) &dll_lua_getglobal}, | |
| 310 {"lua_setglobal", (luaV_function) &dll_lua_setglobal}, | |
| 3459 | 311 #endif |
| 3450 | 312 {"lua_typename", (luaV_function) &dll_lua_typename}, |
|
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313 {"lua_close", (luaV_function) &dll_lua_close}, |
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314 {"lua_gettop", (luaV_function) &dll_lua_gettop}, |
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315 {"lua_settop", (luaV_function) &dll_lua_settop}, |
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316 {"lua_pushvalue", (luaV_function) &dll_lua_pushvalue}, |
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317 {"lua_isnumber", (luaV_function) &dll_lua_isnumber}, |
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318 {"lua_isstring", (luaV_function) &dll_lua_isstring}, |
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319 {"lua_type", (luaV_function) &dll_lua_type}, |
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320 {"lua_rawequal", (luaV_function) &dll_lua_rawequal}, |
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321 {"lua_toboolean", (luaV_function) &dll_lua_toboolean}, |
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322 {"lua_tolstring", (luaV_function) &dll_lua_tolstring}, |
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323 {"lua_touserdata", (luaV_function) &dll_lua_touserdata}, |
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324 {"lua_pushnil", (luaV_function) &dll_lua_pushnil}, |
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325 {"lua_pushnumber", (luaV_function) &dll_lua_pushnumber}, |
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326 {"lua_pushinteger", (luaV_function) &dll_lua_pushinteger}, |
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327 {"lua_pushlstring", (luaV_function) &dll_lua_pushlstring}, |
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328 {"lua_pushstring", (luaV_function) &dll_lua_pushstring}, |
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329 {"lua_pushfstring", (luaV_function) &dll_lua_pushfstring}, |
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330 {"lua_pushcclosure", (luaV_function) &dll_lua_pushcclosure}, |
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331 {"lua_pushboolean", (luaV_function) &dll_lua_pushboolean}, |
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332 {"lua_pushlightuserdata", (luaV_function) &dll_lua_pushlightuserdata}, |
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333 {"lua_getfield", (luaV_function) &dll_lua_getfield}, |
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334 {"lua_rawget", (luaV_function) &dll_lua_rawget}, |
| 3450 | 335 {"lua_rawgeti", (luaV_function) &dll_lua_rawgeti}, |
|
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336 {"lua_createtable", (luaV_function) &dll_lua_createtable}, |
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337 {"lua_newuserdata", (luaV_function) &dll_lua_newuserdata}, |
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338 {"lua_getmetatable", (luaV_function) &dll_lua_getmetatable}, |
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339 {"lua_setfield", (luaV_function) &dll_lua_setfield}, |
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340 {"lua_rawset", (luaV_function) &dll_lua_rawset}, |
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341 {"lua_rawseti", (luaV_function) &dll_lua_rawseti}, |
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342 {"lua_setmetatable", (luaV_function) &dll_lua_setmetatable}, |
| 3459 | 343 {"lua_next", (luaV_function) &dll_lua_next}, |
|
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344 /* libs */ |
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345 {"luaopen_base", (luaV_function) &dll_luaopen_base}, |
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346 {"luaopen_table", (luaV_function) &dll_luaopen_table}, |
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347 {"luaopen_string", (luaV_function) &dll_luaopen_string}, |
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348 {"luaopen_math", (luaV_function) &dll_luaopen_math}, |
|
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349 {"luaopen_io", (luaV_function) &dll_luaopen_io}, |
|
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350 {"luaopen_os", (luaV_function) &dll_luaopen_os}, |
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351 {"luaopen_package", (luaV_function) &dll_luaopen_package}, |
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352 {"luaopen_debug", (luaV_function) &dll_luaopen_debug}, |
|
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353 {"luaL_openlibs", (luaV_function) &dll_luaL_openlibs}, |
|
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354 {NULL, NULL} |
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355 }; |
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356 |
|
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357 static HANDLE hinstLua = NULL; |
|
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358 |
| 2330 | 359 static void |
| 360 end_dynamic_lua(void) | |
| 361 { | |
| 362 if (hinstLua) | |
| 363 { | |
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364 close_dll(hinstLua); |
| 2330 | 365 hinstLua = 0; |
|
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366 } |
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367 } |
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368 |
| 2330 | 369 static int |
| 370 lua_link_init(char *libname, int verbose) | |
| 371 { | |
|
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372 const luaV_Reg *reg; |
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373 if (hinstLua) return OK; |
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374 hinstLua = load_dll(libname); |
| 2330 | 375 if (!hinstLua) |
| 376 { | |
| 377 if (verbose) | |
| 378 EMSG2(_(e_loadlib), libname); | |
| 379 return FAIL; | |
|
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380 } |
| 2330 | 381 for (reg = luaV_dll; reg->func; reg++) |
| 382 { | |
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383 if ((*reg->func = symbol_from_dll(hinstLua, reg->name)) == NULL) |
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384 { |
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385 close_dll(hinstLua); |
| 2330 | 386 hinstLua = 0; |
| 387 if (verbose) | |
| 388 EMSG2(_(e_loadfunc), reg->name); | |
| 389 return FAIL; | |
| 390 } | |
|
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391 } |
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392 return OK; |
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393 } |
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394 |
| 2330 | 395 int |
| 396 lua_enabled(int verbose) | |
| 397 { | |
|
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398 return lua_link_init(DYNAMIC_LUA_DLL, verbose) == OK; |
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399 } |
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400 |
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401 #endif /* DYNAMIC_LUA */ |
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402 |
| 3450 | 403 #if LUA_VERSION_NUM > 501 |
| 404 static int | |
| 405 luaL_typeerror (lua_State *L, int narg, const char *tname) | |
| 406 { | |
| 407 const char *msg = lua_pushfstring(L, "%s expected, got %s", | |
| 3618 | 408 tname, luaL_typename(L, narg)); |
| 3450 | 409 return luaL_argerror(L, narg, msg); |
| 410 } | |
| 411 #endif | |
| 412 | |
|
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413 |
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414 /* ======= Internal ======= */ |
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415 |
| 2330 | 416 static void |
| 417 luaV_newmetatable(lua_State *L, const char *tname) | |
| 418 { | |
|
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419 lua_newtable(L); |
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420 lua_pushlightuserdata(L, (void *) tname); |
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421 lua_pushvalue(L, -2); |
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422 lua_rawset(L, LUA_REGISTRYINDEX); |
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423 } |
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424 |
| 2330 | 425 static void * |
| 426 luaV_toudata(lua_State *L, int ud, const char *tname) | |
| 427 { | |
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428 void *p = lua_touserdata(L, ud); |
| 2330 | 429 |
| 430 if (p != NULL) /* value is userdata? */ | |
| 431 { | |
| 432 if (lua_getmetatable(L, ud)) /* does it have a metatable? */ | |
| 433 { | |
| 434 luaV_getfield(L, tname); /* get metatable */ | |
| 435 if (lua_rawequal(L, -1, -2)) /* MTs match? */ | |
| 436 { | |
| 437 lua_pop(L, 2); /* MTs */ | |
| 438 return p; | |
| 439 } | |
| 440 } | |
|
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441 } |
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442 return NULL; |
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443 } |
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444 |
| 2330 | 445 static void * |
| 3450 | 446 luaV_checkcache(lua_State *L, void *p) |
| 447 { | |
| 448 luaV_getudata(L, p); | |
| 449 if (lua_isnil(L, -1)) luaL_error(L, "invalid object"); | |
| 450 lua_pop(L, 1); | |
| 451 return p; | |
| 452 } | |
| 453 | |
| 454 #define luaV_unbox(L,luatyp,ud) (*((luatyp *) lua_touserdata((L),(ud)))) | |
| 455 | |
| 456 #define luaV_checkvalid(L,luatyp,ud) \ | |
| 457 luaV_checkcache((L), (void *) luaV_unbox((L),luatyp,(ud))) | |
| 458 | |
| 459 static void * | |
| 2330 | 460 luaV_checkudata(lua_State *L, int ud, const char *tname) |
| 461 { | |
|
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462 void *p = luaV_toudata(L, ud, tname); |
| 3450 | 463 if (p == NULL) luaL_typeerror(L, ud, tname); |
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464 return p; |
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465 } |
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466 |
| 2330 | 467 static void |
| 468 luaV_pushtypval(lua_State *L, typval_T *tv) | |
| 469 { | |
| 3450 | 470 if (tv == NULL) |
| 471 { | |
| 472 lua_pushnil(L); | |
| 473 return; | |
| 474 } | |
| 2330 | 475 switch (tv->v_type) |
| 476 { | |
| 477 case VAR_STRING: | |
| 3865 | 478 lua_pushstring(L, tv->vval.v_string == NULL |
| 479 ? "" : (char *)tv->vval.v_string); | |
| 2330 | 480 break; |
| 481 case VAR_NUMBER: | |
| 482 lua_pushinteger(L, (int) tv->vval.v_number); | |
| 483 break; | |
|
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484 #ifdef FEAT_FLOAT |
| 2330 | 485 case VAR_FLOAT: |
| 486 lua_pushnumber(L, (lua_Number) tv->vval.v_float); | |
| 487 break; | |
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488 #endif |
| 3450 | 489 case VAR_LIST: |
| 490 luaV_pushlist(L, tv->vval.v_list); | |
| 491 break; | |
| 492 case VAR_DICT: | |
| 493 luaV_pushdict(L, tv->vval.v_dict); | |
| 494 break; | |
| 495 default: | |
| 496 lua_pushnil(L); | |
| 497 } | |
| 498 } | |
| 2330 | 499 |
| 3450 | 500 /* converts lua value at 'pos' to typval 'tv' */ |
| 501 static void | |
| 502 luaV_totypval (lua_State *L, int pos, typval_T *tv) | |
| 503 { | |
| 504 switch(lua_type(L, pos)) { | |
| 505 case LUA_TBOOLEAN: | |
| 506 tv->v_type = VAR_NUMBER; | |
| 507 tv->vval.v_number = (varnumber_T) lua_toboolean(L, pos); | |
| 508 break; | |
| 509 case LUA_TSTRING: | |
| 510 tv->v_type = VAR_STRING; | |
| 511 tv->vval.v_string = vim_strsave((char_u *) lua_tostring(L, pos)); | |
| 2330 | 512 break; |
| 3450 | 513 case LUA_TNUMBER: |
| 514 #ifdef FEAT_FLOAT | |
| 515 tv->v_type = VAR_FLOAT; | |
| 516 tv->vval.v_float = (float_T) lua_tonumber(L, pos); | |
| 517 #else | |
| 518 tv->v_type = VAR_NUMBER; | |
| 519 tv->vval.v_number = (varnumber_T) lua_tointeger(L, pos); | |
| 520 #endif | |
| 521 break; | |
| 522 case LUA_TUSERDATA: { | |
| 523 void *p = lua_touserdata(L, pos); | |
| 524 if (lua_getmetatable(L, pos)) /* has metatable? */ | |
| 2330 | 525 { |
| 3450 | 526 /* check list */ |
| 527 luaV_getfield(L, LUAVIM_LIST); | |
| 528 if (lua_rawequal(L, -1, -2)) | |
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529 { |
| 3450 | 530 tv->v_type = VAR_LIST; |
| 531 tv->vval.v_list = *((luaV_List *) p); | |
| 532 ++tv->vval.v_list->lv_refcount; | |
| 533 lua_pop(L, 2); /* MTs */ | |
| 534 return; | |
| 2330 | 535 } |
| 3450 | 536 /* check dict */ |
| 537 luaV_getfield(L, LUAVIM_DICT); | |
| 538 if (lua_rawequal(L, -1, -3)) | |
| 539 { | |
| 540 tv->v_type = VAR_DICT; | |
| 541 tv->vval.v_dict = *((luaV_Dict *) p); | |
| 542 ++tv->vval.v_dict->dv_refcount; | |
| 543 lua_pop(L, 3); /* MTs */ | |
| 544 return; | |
| 545 } | |
| 546 lua_pop(L, 3); /* MTs */ | |
| 2330 | 547 } |
| 548 break; | |
| 549 } | |
| 550 default: | |
| 3450 | 551 tv->v_type = VAR_NUMBER; |
| 552 tv->vval.v_number = 0; | |
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553 } |
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554 } |
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555 |
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556 /* similar to luaL_addlstring, but replaces \0 with \n if toline and |
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557 * \n with \0 otherwise */ |
| 2330 | 558 static void |
| 559 luaV_addlstring(luaL_Buffer *b, const char *s, size_t l, int toline) | |
| 560 { | |
| 561 while (l--) | |
| 562 { | |
| 563 if (*s == '\0' && toline) | |
| 564 luaL_addchar(b, '\n'); | |
| 565 else if (*s == '\n' && !toline) | |
| 566 luaL_addchar(b, '\0'); | |
| 567 else | |
| 568 luaL_addchar(b, *s); | |
| 569 s++; | |
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570 } |
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571 } |
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572 |
| 2330 | 573 static void |
| 574 luaV_pushline(lua_State *L, buf_T *buf, linenr_T n) | |
| 575 { | |
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576 const char *s = (const char *) ml_get_buf(buf, n, FALSE); |
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577 luaL_Buffer b; |
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578 luaL_buffinit(L, &b); |
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579 luaV_addlstring(&b, s, strlen(s), 0); |
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580 luaL_pushresult(&b); |
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581 } |
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582 |
| 2330 | 583 static char_u * |
| 584 luaV_toline(lua_State *L, int pos) | |
| 585 { | |
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586 size_t l; |
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587 const char *s = lua_tolstring(L, pos, &l); |
| 2330 | 588 |
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589 luaL_Buffer b; |
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590 luaL_buffinit(L, &b); |
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591 luaV_addlstring(&b, s, l, 1); |
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592 luaL_pushresult(&b); |
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593 return (char_u *) lua_tostring(L, -1); |
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594 } |
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595 |
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596 /* pops a string s from the top of the stack and calls mf(t) for pieces t of |
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597 * s separated by newlines */ |
| 2330 | 598 static void |
| 599 luaV_msgfunc(lua_State *L, msgfunc_T mf) | |
| 600 { | |
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601 luaL_Buffer b; |
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602 size_t l; |
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603 const char *p, *s = lua_tolstring(L, -1, &l); |
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604 luaL_buffinit(L, &b); |
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605 luaV_addlstring(&b, s, l, 0); |
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606 luaL_pushresult(&b); |
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607 /* break string */ |
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608 p = s = lua_tolstring(L, -1, &l); |
| 2330 | 609 while (l--) |
| 610 { | |
| 611 if (*p++ == '\0') /* break? */ | |
| 612 { | |
| 613 mf((char_u *) s); | |
| 614 s = p; | |
| 615 } | |
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616 } |
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617 mf((char_u *) s); |
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618 lua_pop(L, 2); /* original and modified strings */ |
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619 } |
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620 |
| 3450 | 621 #define luaV_newtype(typ,tname,luatyp,luatname) \ |
| 622 static luatyp * \ | |
| 623 luaV_new##tname (lua_State *L, typ *obj) \ | |
| 624 { \ | |
| 625 luatyp *o = (luatyp *) lua_newuserdata(L, sizeof(luatyp)); \ | |
| 626 *o = obj; \ | |
| 627 luaV_setudata(L, obj); /* cache[obj] = udata */ \ | |
| 628 luaV_getfield(L, luatname); \ | |
| 629 lua_setmetatable(L, -2); \ | |
| 630 return o; \ | |
| 631 } | |
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632 |
| 3450 | 633 #define luaV_pushtype(typ,tname,luatyp) \ |
| 634 static luatyp * \ | |
| 635 luaV_push##tname (lua_State *L, typ *obj) \ | |
| 636 { \ | |
| 637 luatyp *o = NULL; \ | |
| 638 if (obj == NULL) \ | |
| 639 lua_pushnil(L); \ | |
| 640 else { \ | |
| 641 luaV_getudata(L, obj); \ | |
| 642 if (lua_isnil(L, -1)) /* not interned? */ \ | |
| 643 { \ | |
| 644 lua_pop(L, 1); \ | |
| 645 o = luaV_new##tname(L, obj); \ | |
| 646 } \ | |
| 647 else \ | |
| 648 o = (luatyp *) lua_touserdata(L, -1); \ | |
| 649 } \ | |
| 650 return o; \ | |
| 651 } | |
| 652 | |
| 653 #define luaV_type_tostring(tname,luatname) \ | |
| 654 static int \ | |
| 655 luaV_##tname##_tostring (lua_State *L) \ | |
| 656 { \ | |
| 657 lua_pushfstring(L, "%s: %p", luatname, lua_touserdata(L, 1)); \ | |
| 658 return 1; \ | |
| 659 } | |
| 660 | |
| 661 /* ======= List type ======= */ | |
| 662 | |
| 663 static luaV_List * | |
| 664 luaV_newlist (lua_State *L, list_T *lis) | |
| 665 { | |
| 666 luaV_List *l = (luaV_List *) lua_newuserdata(L, sizeof(luaV_List)); | |
| 667 *l = lis; | |
| 668 lis->lv_refcount++; /* reference in Lua */ | |
| 669 luaV_setudata(L, lis); /* cache[lis] = udata */ | |
| 670 luaV_getfield(L, LUAVIM_LIST); | |
| 671 lua_setmetatable(L, -2); | |
| 672 return l; | |
| 673 } | |
| 674 | |
| 675 luaV_pushtype(list_T, list, luaV_List) | |
| 676 luaV_type_tostring(list, LUAVIM_LIST) | |
|
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677 |
| 2330 | 678 static int |
| 3450 | 679 luaV_list_len (lua_State *L) |
| 2330 | 680 { |
| 3450 | 681 list_T *l = luaV_unbox(L, luaV_List, 1); |
| 682 lua_pushinteger(L, (l == NULL) ? 0 : (int) l->lv_len); | |
| 683 return 1; | |
| 684 } | |
| 685 | |
| 686 static int | |
| 687 luaV_list_iter (lua_State *L) | |
| 688 { | |
| 689 listitem_T *li = (listitem_T *) lua_touserdata(L, lua_upvalueindex(2)); | |
| 690 if (li == NULL) return 0; | |
| 691 luaV_pushtypval(L, &li->li_tv); | |
| 692 lua_pushlightuserdata(L, (void *) li->li_next); | |
| 693 lua_replace(L, lua_upvalueindex(2)); | |
| 694 return 1; | |
| 695 } | |
| 696 | |
| 697 static int | |
| 698 luaV_list_call (lua_State *L) | |
| 699 { | |
| 700 list_T *l = luaV_unbox(L, luaV_List, 1); | |
| 701 lua_pushvalue(L, lua_upvalueindex(1)); /* pass cache table along */ | |
| 702 lua_pushlightuserdata(L, (void *) l->lv_first); | |
| 703 lua_pushcclosure(L, luaV_list_iter, 2); | |
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704 return 1; |
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705 } |
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706 |
| 2330 | 707 static int |
| 3450 | 708 luaV_list_index (lua_State *L) |
| 709 { | |
| 710 list_T *l = luaV_unbox(L, luaV_List, 1); | |
| 711 if (lua_isnumber(L, 2)) /* list item? */ | |
| 712 { | |
| 713 listitem_T *li = list_find(l, (long) luaL_checkinteger(L, 2)); | |
| 714 if (li == NULL) | |
| 715 lua_pushnil(L); | |
| 716 else | |
| 717 luaV_pushtypval(L, &li->li_tv); | |
| 718 } | |
| 719 else if (lua_isstring(L, 2)) /* method? */ | |
| 720 { | |
| 721 const char *s = lua_tostring(L, 2); | |
| 722 if (strncmp(s, "add", 3) == 0 | |
| 4293 | 723 || strncmp(s, "insert", 6) == 0) |
| 3450 | 724 { |
| 725 lua_getmetatable(L, 1); | |
| 726 lua_getfield(L, -1, s); | |
| 727 } | |
| 728 else | |
| 729 lua_pushnil(L); | |
| 730 } | |
| 731 else | |
| 732 lua_pushnil(L); | |
| 733 return 1; | |
| 734 } | |
| 735 | |
| 736 static int | |
| 737 luaV_list_newindex (lua_State *L) | |
| 738 { | |
| 739 list_T *l = luaV_unbox(L, luaV_List, 1); | |
| 740 long n = (long) luaL_checkinteger(L, 2); | |
| 741 listitem_T *li; | |
| 742 if (l->lv_lock) | |
| 743 luaL_error(L, "list is locked"); | |
| 744 li = list_find(l, n); | |
| 745 if (li == NULL) return 0; | |
| 746 if (lua_isnil(L, 3)) /* remove? */ | |
| 747 { | |
| 5871 | 748 vimlist_remove(l, li, li); |
| 3450 | 749 clear_tv(&li->li_tv); |
| 750 vim_free(li); | |
| 751 } | |
| 752 else | |
| 753 { | |
| 754 typval_T v; | |
| 755 luaV_totypval(L, 3, &v); | |
| 756 clear_tv(&li->li_tv); | |
| 757 copy_tv(&v, &li->li_tv); | |
| 4293 | 758 clear_tv(&v); |
| 3450 | 759 } |
| 760 return 0; | |
| 761 } | |
| 762 | |
| 763 static int | |
| 764 luaV_list_add (lua_State *L) | |
| 765 { | |
| 766 luaV_List *lis = luaV_checkudata(L, 1, LUAVIM_LIST); | |
| 767 list_T *l = (list_T *) luaV_checkcache(L, (void *) *lis); | |
| 4293 | 768 typval_T v; |
| 3450 | 769 if (l->lv_lock) |
| 770 luaL_error(L, "list is locked"); | |
| 4293 | 771 lua_settop(L, 2); |
| 772 luaV_totypval(L, 2, &v); | |
| 773 if (list_append_tv(l, &v) == FAIL) | |
| 3450 | 774 { |
| 4293 | 775 clear_tv(&v); |
| 776 luaL_error(L, "Failed to add item to list"); | |
| 3450 | 777 } |
| 4293 | 778 clear_tv(&v); |
| 3450 | 779 lua_settop(L, 1); |
| 780 return 1; | |
| 781 } | |
| 782 | |
| 783 static int | |
| 784 luaV_list_insert (lua_State *L) | |
| 785 { | |
| 786 luaV_List *lis = luaV_checkudata(L, 1, LUAVIM_LIST); | |
| 787 list_T *l = (list_T *) luaV_checkcache(L, (void *) *lis); | |
| 6625 | 788 long pos = (long) luaL_optinteger(L, 3, 0); |
| 3450 | 789 listitem_T *li = NULL; |
| 790 typval_T v; | |
| 791 if (l->lv_lock) | |
| 792 luaL_error(L, "list is locked"); | |
| 793 if (pos < l->lv_len) | |
| 794 { | |
| 795 li = list_find(l, pos); | |
| 796 if (li == NULL) | |
| 797 luaL_error(L, "invalid position"); | |
| 798 } | |
| 799 lua_settop(L, 2); | |
| 800 luaV_totypval(L, 2, &v); | |
| 4293 | 801 if (list_insert_tv(l, &v, li) == FAIL) |
| 802 { | |
| 803 clear_tv(&v); | |
| 804 luaL_error(L, "Failed to add item to list"); | |
| 805 } | |
| 806 clear_tv(&v); | |
| 3450 | 807 lua_settop(L, 1); |
| 808 return 1; | |
| 809 } | |
| 810 | |
| 811 static const luaL_Reg luaV_List_mt[] = { | |
| 812 {"__tostring", luaV_list_tostring}, | |
| 813 {"__len", luaV_list_len}, | |
| 814 {"__call", luaV_list_call}, | |
| 815 {"__index", luaV_list_index}, | |
| 816 {"__newindex", luaV_list_newindex}, | |
| 817 {"add", luaV_list_add}, | |
| 818 {"insert", luaV_list_insert}, | |
| 819 {NULL, NULL} | |
| 820 }; | |
| 821 | |
| 822 | |
| 823 /* ======= Dict type ======= */ | |
| 824 | |
| 825 static luaV_Dict * | |
| 826 luaV_newdict (lua_State *L, dict_T *dic) | |
| 827 { | |
| 828 luaV_Dict *d = (luaV_Dict *) lua_newuserdata(L, sizeof(luaV_Dict)); | |
| 829 *d = dic; | |
| 830 dic->dv_refcount++; /* reference in Lua */ | |
| 831 luaV_setudata(L, dic); /* cache[dic] = udata */ | |
| 832 luaV_getfield(L, LUAVIM_DICT); | |
| 833 lua_setmetatable(L, -2); | |
| 834 return d; | |
| 835 } | |
| 836 | |
| 837 luaV_pushtype(dict_T, dict, luaV_Dict) | |
| 838 luaV_type_tostring(dict, LUAVIM_DICT) | |
| 839 | |
| 840 static int | |
| 841 luaV_dict_len (lua_State *L) | |
| 842 { | |
| 843 dict_T *d = luaV_unbox(L, luaV_Dict, 1); | |
| 844 lua_pushinteger(L, (d == NULL) ? 0 : (int) d->dv_hashtab.ht_used); | |
| 845 return 1; | |
| 846 } | |
| 847 | |
| 848 static int | |
| 4135 | 849 luaV_dict_iter (lua_State *L UNUSED) |
| 3450 | 850 { |
| 4135 | 851 #ifdef FEAT_EVAL |
| 3450 | 852 hashitem_T *hi = (hashitem_T *) lua_touserdata(L, lua_upvalueindex(2)); |
| 853 int n = lua_tointeger(L, lua_upvalueindex(3)); | |
| 854 dictitem_T *di; | |
| 855 if (n <= 0) return 0; | |
| 856 while (HASHITEM_EMPTY(hi)) hi++; | |
| 857 di = dict_lookup(hi); | |
| 858 lua_pushstring(L, (char *) hi->hi_key); | |
| 859 luaV_pushtypval(L, &di->di_tv); | |
| 860 lua_pushlightuserdata(L, (void *) (hi + 1)); | |
| 861 lua_replace(L, lua_upvalueindex(2)); | |
| 862 lua_pushinteger(L, n - 1); | |
| 863 lua_replace(L, lua_upvalueindex(3)); | |
| 864 return 2; | |
| 4135 | 865 #else |
| 866 return 0; | |
| 867 #endif | |
| 3450 | 868 } |
| 869 | |
| 870 static int | |
| 871 luaV_dict_call (lua_State *L) | |
| 872 { | |
| 873 dict_T *d = luaV_unbox(L, luaV_Dict, 1); | |
| 874 hashtab_T *ht = &d->dv_hashtab; | |
| 875 lua_pushvalue(L, lua_upvalueindex(1)); /* pass cache table along */ | |
| 876 lua_pushlightuserdata(L, (void *) ht->ht_array); | |
| 877 lua_pushinteger(L, ht->ht_used); /* # remaining items */ | |
| 878 lua_pushcclosure(L, luaV_dict_iter, 3); | |
| 879 return 1; | |
| 880 } | |
| 881 | |
| 882 static int | |
| 883 luaV_dict_index (lua_State *L) | |
| 884 { | |
| 885 dict_T *d = luaV_unbox(L, luaV_Dict, 1); | |
| 886 char_u *key = (char_u *) luaL_checkstring(L, 2); | |
| 887 dictitem_T *di = dict_find(d, key, -1); | |
| 888 if (di == NULL) | |
| 889 lua_pushnil(L); | |
| 890 else | |
| 891 luaV_pushtypval(L, &di->di_tv); | |
| 892 return 1; | |
| 893 } | |
| 894 | |
| 895 static int | |
| 896 luaV_dict_newindex (lua_State *L) | |
| 897 { | |
| 898 dict_T *d = luaV_unbox(L, luaV_Dict, 1); | |
| 899 char_u *key = (char_u *) luaL_checkstring(L, 2); | |
| 900 dictitem_T *di; | |
| 901 if (d->dv_lock) | |
| 902 luaL_error(L, "dict is locked"); | |
| 903 di = dict_find(d, key, -1); | |
| 904 if (di == NULL) /* non-existing key? */ | |
| 905 { | |
| 906 if (lua_isnil(L, 3)) return 0; | |
| 907 di = dictitem_alloc(key); | |
| 908 if (di == NULL) return 0; | |
| 909 if (dict_add(d, di) == FAIL) | |
| 910 { | |
| 911 vim_free(di); | |
| 912 return 0; | |
| 913 } | |
| 914 } | |
| 915 else | |
| 916 clear_tv(&di->di_tv); | |
| 917 if (lua_isnil(L, 3)) /* remove? */ | |
| 918 { | |
| 919 hashitem_T *hi = hash_find(&d->dv_hashtab, di->di_key); | |
| 920 hash_remove(&d->dv_hashtab, hi); | |
| 921 dictitem_free(di); | |
| 922 } | |
| 923 else { | |
| 924 typval_T v; | |
| 925 luaV_totypval(L, 3, &v); | |
| 926 copy_tv(&v, &di->di_tv); | |
| 4293 | 927 clear_tv(&v); |
| 3450 | 928 } |
| 929 return 0; | |
| 930 } | |
| 931 | |
| 932 static const luaL_Reg luaV_Dict_mt[] = { | |
| 933 {"__tostring", luaV_dict_tostring}, | |
| 934 {"__len", luaV_dict_len}, | |
| 935 {"__call", luaV_dict_call}, | |
| 936 {"__index", luaV_dict_index}, | |
| 937 {"__newindex", luaV_dict_newindex}, | |
| 938 {NULL, NULL} | |
| 939 }; | |
| 940 | |
| 941 | |
| 942 /* ======= Buffer type ======= */ | |
| 943 | |
| 944 luaV_newtype(buf_T, buffer, luaV_Buffer, LUAVIM_BUFFER) | |
| 945 luaV_pushtype(buf_T, buffer, luaV_Buffer) | |
| 946 luaV_type_tostring(buffer, LUAVIM_BUFFER) | |
| 947 | |
| 948 static int | |
| 2330 | 949 luaV_buffer_len(lua_State *L) |
| 950 { | |
| 3450 | 951 buf_T *b = (buf_T *) luaV_checkvalid(L, luaV_Buffer, 1); |
| 952 lua_pushinteger(L, b->b_ml.ml_line_count); | |
|
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953 return 1; |
|
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954 } |
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955 |
| 2330 | 956 static int |
| 957 luaV_buffer_call(lua_State *L) | |
| 958 { | |
| 3450 | 959 buf_T *b = (buf_T *) luaV_checkvalid(L, luaV_Buffer, 1); |
|
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960 lua_settop(L, 1); |
| 3450 | 961 set_curbuf(b, DOBUF_SPLIT); |
|
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962 return 1; |
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963 } |
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964 |
| 2330 | 965 static int |
| 966 luaV_buffer_index(lua_State *L) | |
| 967 { | |
| 3450 | 968 buf_T *b = (buf_T *) luaV_checkvalid(L, luaV_Buffer, 1); |
|
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969 linenr_T n = (linenr_T) lua_tointeger(L, 2); |
| 3450 | 970 if (n > 0 && n <= b->b_ml.ml_line_count) |
| 971 luaV_pushline(L, b, n); | |
| 2330 | 972 else if (lua_isstring(L, 2)) |
| 973 { | |
| 974 const char *s = lua_tostring(L, 2); | |
| 975 if (strncmp(s, "name", 4) == 0) | |
| 3450 | 976 lua_pushstring(L, (char *) b->b_sfname); |
| 2330 | 977 else if (strncmp(s, "fname", 5) == 0) |
| 3450 | 978 lua_pushstring(L, (char *) b->b_ffname); |
| 2330 | 979 else if (strncmp(s, "number", 6) == 0) |
| 3450 | 980 lua_pushinteger(L, b->b_fnum); |
| 2330 | 981 /* methods */ |
| 982 else if (strncmp(s, "insert", 6) == 0 | |
| 983 || strncmp(s, "next", 4) == 0 | |
| 984 || strncmp(s, "previous", 8) == 0 | |
| 985 || strncmp(s, "isvalid", 7) == 0) | |
| 986 { | |
| 987 lua_getmetatable(L, 1); | |
| 988 lua_getfield(L, -1, s); | |
| 989 } | |
| 990 else | |
| 991 lua_pushnil(L); | |
|
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992 } |
| 2330 | 993 else |
| 994 lua_pushnil(L); | |
|
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995 return 1; |
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996 } |
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997 |
| 2330 | 998 static int |
| 999 luaV_buffer_newindex(lua_State *L) | |
| 1000 { | |
| 3450 | 1001 buf_T *b = (buf_T *) luaV_checkvalid(L, luaV_Buffer, 1); |
|
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1002 linenr_T n = (linenr_T) luaL_checkinteger(L, 2); |
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1003 #ifdef HAVE_SANDBOX |
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1004 luaV_checksandbox(L); |
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1005 #endif |
| 3450 | 1006 if (n < 1 || n > b->b_ml.ml_line_count) |
| 2330 | 1007 luaL_error(L, "invalid line number"); |
| 1008 if (lua_isnil(L, 3)) /* delete line */ | |
| 1009 { | |
| 1010 buf_T *buf = curbuf; | |
| 3450 | 1011 curbuf = b; |
| 2330 | 1012 if (u_savedel(n, 1L) == FAIL) |
| 1013 { | |
| 1014 curbuf = buf; | |
| 1015 luaL_error(L, "cannot save undo information"); | |
| 1016 } | |
| 1017 else if (ml_delete(n, FALSE) == FAIL) | |
| 1018 { | |
| 1019 curbuf = buf; | |
| 1020 luaL_error(L, "cannot delete line"); | |
| 1021 } | |
| 1022 else { | |
| 1023 deleted_lines_mark(n, 1L); | |
| 3450 | 1024 if (b == curwin->w_buffer) /* fix cursor in current window? */ |
| 2330 | 1025 { |
| 1026 if (curwin->w_cursor.lnum >= n) | |
| 1027 { | |
| 1028 if (curwin->w_cursor.lnum > n) | |
| 1029 { | |
| 1030 curwin->w_cursor.lnum -= 1; | |
| 1031 check_cursor_col(); | |
| 1032 } | |
| 1033 else check_cursor(); | |
| 1034 changed_cline_bef_curs(); | |
| 1035 } | |
| 1036 invalidate_botline(); | |
| 1037 } | |
| 1038 } | |
| 1039 curbuf = buf; | |
|
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1040 } |
| 2330 | 1041 else if (lua_isstring(L, 3)) /* update line */ |
| 1042 { | |
| 1043 buf_T *buf = curbuf; | |
| 3450 | 1044 curbuf = b; |
| 2330 | 1045 if (u_savesub(n) == FAIL) |
| 1046 { | |
| 1047 curbuf = buf; | |
| 1048 luaL_error(L, "cannot save undo information"); | |
| 1049 } | |
| 1050 else if (ml_replace(n, luaV_toline(L, 3), TRUE) == FAIL) | |
| 1051 { | |
| 1052 curbuf = buf; | |
| 1053 luaL_error(L, "cannot replace line"); | |
| 1054 } | |
| 1055 else changed_bytes(n, 0); | |
| 1056 curbuf = buf; | |
| 3450 | 1057 if (b == curwin->w_buffer) |
| 2330 | 1058 check_cursor_col(); |
|
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1059 } |
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1060 else |
| 2330 | 1061 luaL_error(L, "wrong argument to change line"); |
|
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1062 return 0; |
|
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1063 } |
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1064 |
| 2330 | 1065 static int |
| 1066 luaV_buffer_insert(lua_State *L) | |
| 1067 { | |
| 3450 | 1068 luaV_Buffer *lb = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
| 1069 buf_T *b = (buf_T *) luaV_checkcache(L, (void *) *lb); | |
| 1070 linenr_T last = b->b_ml.ml_line_count; | |
|
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1071 linenr_T n = (linenr_T) luaL_optinteger(L, 3, last); |
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1072 buf_T *buf; |
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1073 luaL_checktype(L, 2, LUA_TSTRING); |
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1074 #ifdef HAVE_SANDBOX |
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1075 luaV_checksandbox(L); |
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1076 #endif |
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1077 /* fix insertion line */ |
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1078 if (n < 0) n = 0; |
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1079 if (n > last) n = last; |
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1080 /* insert */ |
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1081 buf = curbuf; |
| 3450 | 1082 curbuf = b; |
| 2330 | 1083 if (u_save(n, n + 1) == FAIL) |
| 1084 { | |
| 1085 curbuf = buf; | |
| 1086 luaL_error(L, "cannot save undo information"); | |
|
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1087 } |
| 2330 | 1088 else if (ml_append(n, luaV_toline(L, 2), 0, FALSE) == FAIL) |
| 1089 { | |
| 1090 curbuf = buf; | |
| 1091 luaL_error(L, "cannot insert line"); | |
|
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1092 } |
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1093 else |
| 2330 | 1094 appended_lines_mark(n, 1L); |
|
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1095 curbuf = buf; |
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1096 update_screen(VALID); |
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1097 return 0; |
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1098 } |
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1099 |
| 2330 | 1100 static int |
| 1101 luaV_buffer_next(lua_State *L) | |
| 1102 { | |
|
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1103 luaV_Buffer *b = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
| 3450 | 1104 buf_T *buf = (buf_T *) luaV_checkcache(L, (void *) *b); |
| 1105 luaV_pushbuffer(L, buf->b_next); | |
|
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1106 return 1; |
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1107 } |
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1108 |
| 2330 | 1109 static int |
| 1110 luaV_buffer_previous(lua_State *L) | |
| 1111 { | |
|
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1112 luaV_Buffer *b = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
| 3450 | 1113 buf_T *buf = (buf_T *) luaV_checkcache(L, (void *) *b); |
| 1114 luaV_pushbuffer(L, buf->b_prev); | |
|
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1115 return 1; |
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1116 } |
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1117 |
| 2330 | 1118 static int |
| 1119 luaV_buffer_isvalid(lua_State *L) | |
| 1120 { | |
|
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1121 luaV_Buffer *b = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
| 3450 | 1122 luaV_getudata(L, *b); |
|
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1123 lua_pushboolean(L, !lua_isnil(L, -1)); |
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1124 return 1; |
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1125 } |
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1126 |
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1127 static const luaL_Reg luaV_Buffer_mt[] = { |
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1128 {"__tostring", luaV_buffer_tostring}, |
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1129 {"__len", luaV_buffer_len}, |
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1130 {"__call", luaV_buffer_call}, |
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1131 {"__index", luaV_buffer_index}, |
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1132 {"__newindex", luaV_buffer_newindex}, |
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1133 {"insert", luaV_buffer_insert}, |
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1134 {"next", luaV_buffer_next}, |
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|
1135 {"previous", luaV_buffer_previous}, |
|
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1136 {"isvalid", luaV_buffer_isvalid}, |
|
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|
1137 {NULL, NULL} |
|
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|
1138 }; |
|
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|
1139 |
|
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|
1140 |
|
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|
1141 /* ======= Window type ======= */ |
|
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|
1142 |
| 3450 | 1143 luaV_newtype(win_T, window, luaV_Window, LUAVIM_WINDOW) |
| 1144 luaV_pushtype(win_T, window, luaV_Window) | |
| 1145 luaV_type_tostring(window, LUAVIM_WINDOW) | |
|
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|
1146 |
| 2330 | 1147 static int |
| 1148 luaV_window_call(lua_State *L) | |
| 1149 { | |
| 3450 | 1150 win_T *w = (win_T *) luaV_checkvalid(L, luaV_Window, 1); |
|
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|
1151 lua_settop(L, 1); |
| 3450 | 1152 win_goto(w); |
|
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|
1153 return 1; |
|
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|
1154 } |
|
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|
1155 |
| 2330 | 1156 static int |
| 1157 luaV_window_index(lua_State *L) | |
| 1158 { | |
| 3450 | 1159 win_T *w = (win_T *) luaV_checkvalid(L, luaV_Window, 1); |
|
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1160 const char *s = luaL_checkstring(L, 2); |
|
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1161 if (strncmp(s, "buffer", 6) == 0) |
| 3450 | 1162 luaV_pushbuffer(L, w->w_buffer); |
|
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|
1163 else if (strncmp(s, "line", 4) == 0) |
| 3450 | 1164 lua_pushinteger(L, w->w_cursor.lnum); |
|
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|
1165 else if (strncmp(s, "col", 3) == 0) |
| 3450 | 1166 lua_pushinteger(L, w->w_cursor.col + 1); |
|
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|
1167 #ifdef FEAT_VERTSPLIT |
|
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1168 else if (strncmp(s, "width", 5) == 0) |
| 3450 | 1169 lua_pushinteger(L, W_WIDTH(w)); |
|
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|
1170 #endif |
|
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1171 else if (strncmp(s, "height", 6) == 0) |
| 3450 | 1172 lua_pushinteger(L, w->w_height); |
|
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|
1173 /* methods */ |
|
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1174 else if (strncmp(s, "next", 4) == 0 |
| 2330 | 1175 || strncmp(s, "previous", 8) == 0 |
| 1176 || strncmp(s, "isvalid", 7) == 0) | |
| 1177 { | |
| 1178 lua_getmetatable(L, 1); | |
| 1179 lua_getfield(L, -1, s); | |
|
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1180 } |
|
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|
1181 else |
| 2330 | 1182 lua_pushnil(L); |
|
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|
1183 return 1; |
|
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|
1184 } |
|
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|
1185 |
| 2330 | 1186 static int |
| 1187 luaV_window_newindex (lua_State *L) | |
| 1188 { | |
| 3450 | 1189 win_T *w = (win_T *) luaV_checkvalid(L, luaV_Window, 1); |
|
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|
1190 const char *s = luaL_checkstring(L, 2); |
|
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|
1191 int v = luaL_checkinteger(L, 3); |
| 2330 | 1192 if (strncmp(s, "line", 4) == 0) |
| 1193 { | |
|
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|
1194 #ifdef HAVE_SANDBOX |
| 2330 | 1195 luaV_checksandbox(L); |
|
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|
1196 #endif |
| 3450 | 1197 if (v < 1 || v > w->w_buffer->b_ml.ml_line_count) |
| 2330 | 1198 luaL_error(L, "line out of range"); |
| 3450 | 1199 w->w_cursor.lnum = v; |
| 2330 | 1200 update_screen(VALID); |
|
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|
1201 } |
| 2330 | 1202 else if (strncmp(s, "col", 3) == 0) |
| 1203 { | |
|
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|
1204 #ifdef HAVE_SANDBOX |
| 2330 | 1205 luaV_checksandbox(L); |
|
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|
1206 #endif |
| 3450 | 1207 w->w_cursor.col = v - 1; |
| 2330 | 1208 update_screen(VALID); |
|
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|
1209 } |
|
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|
1210 #ifdef FEAT_VERTSPLIT |
| 2330 | 1211 else if (strncmp(s, "width", 5) == 0) |
| 1212 { | |
| 1213 win_T *win = curwin; | |
|
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|
1214 #ifdef FEAT_GUI |
| 2330 | 1215 need_mouse_correct = TRUE; |
|
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1216 #endif |
| 3450 | 1217 curwin = w; |
| 2330 | 1218 win_setwidth(v); |
| 1219 curwin = win; | |
|
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1220 } |
|
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|
1221 #endif |
| 2330 | 1222 else if (strncmp(s, "height", 6) == 0) |
| 1223 { | |
| 1224 win_T *win = curwin; | |
|
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|
1225 #ifdef FEAT_GUI |
| 2330 | 1226 need_mouse_correct = TRUE; |
|
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1227 #endif |
| 3450 | 1228 curwin = w; |
| 2330 | 1229 win_setheight(v); |
| 1230 curwin = win; | |
|
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1231 } |
|
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|
1232 else |
| 2330 | 1233 luaL_error(L, "invalid window property: `%s'", s); |
|
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|
1234 return 0; |
|
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|
1235 } |
|
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|
1236 |
| 2330 | 1237 static int |
| 1238 luaV_window_next(lua_State *L) | |
| 1239 { | |
|
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|
1240 luaV_Window *w = luaV_checkudata(L, 1, LUAVIM_WINDOW); |
| 3450 | 1241 win_T *win = (win_T *) luaV_checkcache(L, (void *) *w); |
| 1242 luaV_pushwindow(L, win->w_next); | |
|
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|
1243 return 1; |
|
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|
1244 } |
|
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|
1245 |
| 2330 | 1246 static int |
| 1247 luaV_window_previous(lua_State *L) | |
| 1248 { | |
|
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|
1249 luaV_Window *w = luaV_checkudata(L, 1, LUAVIM_WINDOW); |
| 3450 | 1250 win_T *win = (win_T *) luaV_checkcache(L, (void *) *w); |
| 1251 luaV_pushwindow(L, win->w_prev); | |
|
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|
1252 return 1; |
|
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|
1253 } |
|
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|
1254 |
| 2330 | 1255 static int |
| 1256 luaV_window_isvalid(lua_State *L) | |
| 1257 { | |
|
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|
1258 luaV_Window *w = luaV_checkudata(L, 1, LUAVIM_WINDOW); |
| 3450 | 1259 luaV_getudata(L, *w); |
|
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|
1260 lua_pushboolean(L, !lua_isnil(L, -1)); |
|
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|
1261 return 1; |
|
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|
1262 } |
|
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|
1263 |
|
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|
1264 static const luaL_Reg luaV_Window_mt[] = { |
|
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|
1265 {"__tostring", luaV_window_tostring}, |
|
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|
1266 {"__call", luaV_window_call}, |
|
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|
1267 {"__index", luaV_window_index}, |
|
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|
1268 {"__newindex", luaV_window_newindex}, |
|
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|
1269 {"next", luaV_window_next}, |
|
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|
1270 {"previous", luaV_window_previous}, |
|
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|
1271 {"isvalid", luaV_window_isvalid}, |
|
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|
1272 {NULL, NULL} |
|
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|
1273 }; |
|
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|
1274 |
|
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|
1275 |
|
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|
1276 /* ======= Vim module ======= */ |
|
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1277 |
| 2330 | 1278 static int |
| 1279 luaV_print(lua_State *L) | |
| 1280 { | |
|
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|
1281 int i, n = lua_gettop(L); /* nargs */ |
|
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|
1282 const char *s; |
|
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|
1283 size_t l; |
|
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|
1284 luaL_Buffer b; |
|
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|
1285 luaL_buffinit(L, &b); |
|
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|
1286 lua_getglobal(L, "tostring"); |
| 2330 | 1287 for (i = 1; i <= n; i++) |
| 1288 { | |
| 1289 lua_pushvalue(L, -1); /* tostring */ | |
| 1290 lua_pushvalue(L, i); /* arg */ | |
| 1291 lua_call(L, 1, 1); | |
| 1292 s = lua_tolstring(L, -1, &l); | |
| 1293 if (s == NULL) | |
| 1294 return luaL_error(L, "cannot convert to string"); | |
| 1295 if (i > 1) luaL_addchar(&b, ' '); /* use space instead of tab */ | |
| 1296 luaV_addlstring(&b, s, l, 0); | |
| 1297 lua_pop(L, 1); | |
|
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|
1298 } |
|
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|
1299 luaL_pushresult(&b); |
|
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|
1300 luaV_msg(L); |
|
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|
1301 return 0; |
|
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1302 } |
|
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|
1303 |
| 2330 | 1304 static int |
| 3091 | 1305 luaV_debug(lua_State *L) |
| 1306 { | |
| 1307 lua_settop(L, 0); | |
| 1308 lua_getglobal(L, "vim"); | |
| 1309 lua_getfield(L, -1, "eval"); | |
| 1310 lua_remove(L, -2); /* vim.eval at position 1 */ | |
| 1311 for (;;) | |
| 1312 { | |
| 1313 const char *input; | |
| 1314 size_t l; | |
| 1315 lua_pushvalue(L, 1); /* vim.eval */ | |
| 1316 lua_pushliteral(L, "input('lua_debug> ')"); | |
| 1317 lua_call(L, 1, 1); /* return string */ | |
| 1318 input = lua_tolstring(L, -1, &l); | |
| 1319 if (l == 0 || strcmp(input, "cont") == 0) | |
| 1320 return 0; | |
| 1321 msg_putchar('\n'); /* avoid outputting on input line */ | |
| 1322 if (luaL_loadbuffer(L, input, l, "=(debug command)") | |
| 1323 || lua_pcall(L, 0, 0, 0)) | |
| 1324 luaV_emsg(L); | |
| 1325 lua_settop(L, 1); /* remove eventual returns, but keep vim.eval */ | |
| 1326 } | |
| 1327 } | |
| 1328 | |
| 1329 static int | |
| 2330 | 1330 luaV_command(lua_State *L) |
| 1331 { | |
|
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|
1332 do_cmdline_cmd((char_u *) luaL_checkstring(L, 1)); |
|
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1333 update_screen(VALID); |
|
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1334 return 0; |
|
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1335 } |
|
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1336 |
| 2330 | 1337 static int |
| 1338 luaV_eval(lua_State *L) | |
| 1339 { | |
|
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1340 typval_T *tv = eval_expr((char_u *) luaL_checkstring(L, 1), NULL); |
|
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1341 if (tv == NULL) luaL_error(L, "invalid expression"); |
|
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1342 luaV_pushtypval(L, tv); |
| 4293 | 1343 free_tv(tv); |
|
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1344 return 1; |
|
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1345 } |
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|
1346 |
| 2330 | 1347 static int |
|
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|
1348 luaV_beep(lua_State *L UNUSED) |
| 2330 | 1349 { |
|
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1350 vim_beep(); |
|
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1351 return 0; |
|
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1352 } |
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|
1353 |
| 2330 | 1354 static int |
| 1355 luaV_line(lua_State *L) | |
| 1356 { | |
|
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1357 luaV_pushline(L, curbuf, curwin->w_cursor.lnum); |
|
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1358 return 1; |
|
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1359 } |
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|
1360 |
| 2330 | 1361 static int |
| 3450 | 1362 luaV_list(lua_State *L) |
| 1363 { | |
| 1364 list_T *l = list_alloc(); | |
| 1365 if (l == NULL) | |
| 1366 lua_pushnil(L); | |
| 1367 else | |
| 1368 luaV_newlist(L, l); | |
| 1369 return 1; | |
| 1370 } | |
| 1371 | |
| 1372 static int | |
| 1373 luaV_dict(lua_State *L) | |
| 1374 { | |
| 1375 dict_T *d = dict_alloc(); | |
| 1376 if (d == NULL) | |
| 1377 lua_pushnil(L); | |
| 1378 else | |
| 1379 luaV_newdict(L, d); | |
| 1380 return 1; | |
| 1381 } | |
| 1382 | |
| 1383 static int | |
| 2330 | 1384 luaV_buffer(lua_State *L) |
| 1385 { | |
|
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1386 buf_T *buf; |
| 2330 | 1387 if (lua_isstring(L, 1)) /* get by number or name? */ |
| 1388 { | |
| 1389 if (lua_isnumber(L, 1)) /* by number? */ | |
| 1390 { | |
| 1391 int n = lua_tointeger(L, 1); | |
| 1392 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
| 1393 if (buf->b_fnum == n) break; | |
| 1394 } | |
| 1395 else { /* by name */ | |
| 1396 size_t l; | |
| 1397 const char *s = lua_tolstring(L, 1, &l); | |
| 1398 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
| 1399 { | |
| 1400 if (buf->b_ffname == NULL || buf->b_sfname == NULL) | |
| 1401 { | |
| 1402 if (l == 0) break; | |
| 1403 } | |
|
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1404 else if (strncmp(s, (char *)buf->b_ffname, l) == 0 |
|
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|
1405 || strncmp(s, (char *)buf->b_sfname, l) == 0) |
| 2330 | 1406 break; |
| 1407 } | |
| 1408 } | |
|
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1409 } |
| 3450 | 1410 else |
| 2330 | 1411 buf = (lua_toboolean(L, 1)) ? firstbuf : curbuf; /* first buffer? */ |
| 3450 | 1412 luaV_pushbuffer(L, buf); |
|
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1413 return 1; |
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1414 } |
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1415 |
| 2330 | 1416 static int |
| 1417 luaV_window(lua_State *L) | |
| 1418 { | |
|
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|
1419 win_T *win; |
| 2330 | 1420 if (lua_isnumber(L, 1)) /* get by number? */ |
| 1421 { | |
| 1422 int n = lua_tointeger(L, 1); | |
| 1423 for (win = firstwin; win != NULL; win = win->w_next, n--) | |
| 1424 if (n == 1) break; | |
|
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|
1425 } |
| 3450 | 1426 else |
| 2330 | 1427 win = (lua_toboolean(L, 1)) ? firstwin : curwin; /* first window? */ |
| 3450 | 1428 luaV_pushwindow(L, win); |
|
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1429 return 1; |
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1430 } |
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|
1431 |
| 2330 | 1432 static int |
| 1433 luaV_open(lua_State *L) | |
| 1434 { | |
|
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1435 char_u *s = NULL; |
|
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1436 #ifdef HAVE_SANDBOX |
|
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1437 luaV_checksandbox(L); |
|
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1438 #endif |
|
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|
1439 if (lua_isstring(L, 1)) s = (char_u *) lua_tostring(L, 1); |
| 3200 | 1440 luaV_pushbuffer(L, buflist_new(s, NULL, 1L, BLN_LISTED)); |
|
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1441 return 1; |
|
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1442 } |
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|
1443 |
| 2330 | 1444 static int |
| 3450 | 1445 luaV_type(lua_State *L) |
| 2330 | 1446 { |
| 3450 | 1447 luaL_checkany(L, 1); |
| 1448 if (lua_type(L, 1) == LUA_TUSERDATA) /* check vim udata? */ | |
| 1449 { | |
| 1450 lua_settop(L, 1); | |
| 1451 if (lua_getmetatable(L, 1)) | |
| 1452 { | |
| 1453 luaV_getfield(L, LUAVIM_LIST); | |
| 1454 if (lua_rawequal(L, -1, 2)) | |
| 1455 { | |
| 1456 lua_pushstring(L, "list"); | |
| 1457 return 1; | |
| 1458 } | |
| 1459 luaV_getfield(L, LUAVIM_DICT); | |
| 1460 if (lua_rawequal(L, -1, 2)) | |
| 1461 { | |
| 1462 lua_pushstring(L, "dict"); | |
| 1463 return 1; | |
| 1464 } | |
| 1465 luaV_getfield(L, LUAVIM_BUFFER); | |
| 1466 if (lua_rawequal(L, -1, 2)) | |
| 1467 { | |
| 1468 lua_pushstring(L, "buffer"); | |
| 1469 return 1; | |
| 1470 } | |
| 1471 luaV_getfield(L, LUAVIM_WINDOW); | |
| 1472 if (lua_rawequal(L, -1, 2)) | |
| 1473 { | |
| 1474 lua_pushstring(L, "window"); | |
| 1475 return 1; | |
| 1476 } | |
| 1477 } | |
| 1478 } | |
| 1479 lua_pushstring(L, luaL_typename(L, 1)); /* fallback */ | |
|
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1480 return 1; |
|
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|
1481 } |
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1482 |
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|
1483 static const luaL_Reg luaV_module[] = { |
|
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1484 {"command", luaV_command}, |
|
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|
1485 {"eval", luaV_eval}, |
|
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|
1486 {"beep", luaV_beep}, |
|
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|
1487 {"line", luaV_line}, |
| 3450 | 1488 {"list", luaV_list}, |
| 1489 {"dict", luaV_dict}, | |
|
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1490 {"buffer", luaV_buffer}, |
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|
1491 {"window", luaV_window}, |
|
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|
1492 {"open", luaV_open}, |
| 3450 | 1493 {"type", luaV_type}, |
|
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1494 {NULL, NULL} |
|
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|
1495 }; |
|
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|
1496 |
| 3450 | 1497 /* for freeing list, dict, buffer and window objects; lightuserdata as arg */ |
| 1498 static int | |
| 1499 luaV_free(lua_State *L) | |
| 1500 { | |
| 1501 lua_pushnil(L); | |
| 1502 luaV_setudata(L, lua_touserdata(L, 1)); | |
| 1503 return 0; | |
| 1504 } | |
| 1505 | |
| 1506 static int | |
| 1507 luaV_luaeval (lua_State *L) | |
| 1508 { | |
| 1509 luaL_Buffer b; | |
| 1510 size_t l; | |
| 1511 const char *str = lua_tolstring(L, 1, &l); | |
| 1512 typval_T *arg = (typval_T *) lua_touserdata(L, 2); | |
| 1513 typval_T *rettv = (typval_T *) lua_touserdata(L, 3); | |
| 1514 luaL_buffinit(L, &b); | |
| 1515 luaL_addlstring(&b, LUAVIM_EVALHEADER, sizeof(LUAVIM_EVALHEADER) - 1); | |
| 1516 luaL_addlstring(&b, str, l); | |
| 1517 luaL_pushresult(&b); | |
| 1518 str = lua_tolstring(L, -1, &l); | |
| 1519 if (luaL_loadbuffer(L, str, l, LUAVIM_EVALNAME)) /* compile error? */ | |
| 1520 { | |
| 1521 luaV_emsg(L); | |
| 1522 return 0; | |
| 1523 } | |
| 1524 luaV_pushtypval(L, arg); | |
| 1525 if (lua_pcall(L, 1, 1, 0)) /* running error? */ | |
| 1526 { | |
| 1527 luaV_emsg(L); | |
| 1528 return 0; | |
| 1529 } | |
| 1530 luaV_totypval(L, -1, rettv); | |
| 6590 | 1531 return 0; |
| 3450 | 1532 } |
| 1533 | |
| 1534 static int | |
| 1535 luaV_setref (lua_State *L) | |
| 1536 { | |
| 6565 | 1537 int copyID = lua_tointeger(L, 1); |
| 1538 int abort = FALSE; | |
| 1539 typval_T tv; | |
| 1540 | |
| 3450 | 1541 luaV_getfield(L, LUAVIM_LIST); |
| 1542 luaV_getfield(L, LUAVIM_DICT); | |
| 1543 lua_pushnil(L); | |
| 6586 | 1544 /* traverse cache table */ |
| 1545 while (!abort && lua_next(L, lua_upvalueindex(1)) != 0) | |
| 3450 | 1546 { |
| 1547 lua_getmetatable(L, -1); | |
| 1548 if (lua_rawequal(L, -1, 2)) /* list? */ | |
| 1549 { | |
| 1550 tv.v_type = VAR_LIST; | |
| 1551 tv.vval.v_list = (list_T *) lua_touserdata(L, 4); /* key */ | |
| 1552 } | |
| 1553 else if (lua_rawequal(L, -1, 3)) /* dict? */ | |
| 1554 { | |
| 1555 tv.v_type = VAR_DICT; | |
| 1556 tv.vval.v_dict = (dict_T *) lua_touserdata(L, 4); /* key */ | |
| 1557 } | |
| 1558 lua_pop(L, 2); /* metatable and value */ | |
| 6565 | 1559 abort = set_ref_in_item(&tv, copyID, NULL, NULL); |
| 3450 | 1560 } |
| 6565 | 1561 lua_pushinteger(L, abort); |
| 6590 | 1562 return 1; |
| 3450 | 1563 } |
| 1564 | |
| 2330 | 1565 static int |
| 1566 luaopen_vim(lua_State *L) | |
| 1567 { | |
| 3450 | 1568 /* set cache table */ |
|
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1569 lua_newtable(L); |
|
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|
1570 lua_newtable(L); |
| 3450 | 1571 lua_pushstring(L, "v"); |
|
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|
1572 lua_setfield(L, -2, "__mode"); |
| 3450 | 1573 lua_setmetatable(L, -2); /* cache is weak-valued */ |
|
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|
1574 /* print */ |
|
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|
1575 lua_pushcfunction(L, luaV_print); |
|
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|
1576 lua_setglobal(L, "print"); |
| 3091 | 1577 /* debug.debug */ |
| 1578 lua_getglobal(L, "debug"); | |
| 1579 lua_pushcfunction(L, luaV_debug); | |
| 1580 lua_setfield(L, -2, "debug"); | |
| 1581 lua_pop(L, 1); | |
|
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|
1582 /* free */ |
|
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|
1583 lua_pushlightuserdata(L, (void *) LUAVIM_FREE); |
| 3450 | 1584 lua_pushvalue(L, 1); /* cache table */ |
| 1585 lua_pushcclosure(L, luaV_free, 1); | |
| 1586 lua_rawset(L, LUA_REGISTRYINDEX); | |
| 1587 /* luaeval */ | |
| 1588 lua_pushlightuserdata(L, (void *) LUAVIM_LUAEVAL); | |
| 1589 lua_pushvalue(L, 1); /* cache table */ | |
| 1590 lua_pushcclosure(L, luaV_luaeval, 1); | |
| 1591 lua_rawset(L, LUA_REGISTRYINDEX); | |
| 1592 /* setref */ | |
| 1593 lua_pushlightuserdata(L, (void *) LUAVIM_SETREF); | |
| 1594 lua_pushvalue(L, 1); /* cache table */ | |
| 1595 lua_pushcclosure(L, luaV_setref, 1); | |
|
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|
1596 lua_rawset(L, LUA_REGISTRYINDEX); |
|
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|
1597 /* register */ |
| 3450 | 1598 luaV_newmetatable(L, LUAVIM_LIST); |
| 1599 lua_pushvalue(L, 1); | |
| 1600 luaV_openlib(L, luaV_List_mt, 1); | |
| 1601 luaV_newmetatable(L, LUAVIM_DICT); | |
| 1602 lua_pushvalue(L, 1); | |
| 1603 luaV_openlib(L, luaV_Dict_mt, 1); | |
|
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|
1604 luaV_newmetatable(L, LUAVIM_BUFFER); |
| 3450 | 1605 lua_pushvalue(L, 1); /* cache table */ |
| 1606 luaV_openlib(L, luaV_Buffer_mt, 1); | |
|
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|
1607 luaV_newmetatable(L, LUAVIM_WINDOW); |
| 3450 | 1608 lua_pushvalue(L, 1); /* cache table */ |
| 1609 luaV_openlib(L, luaV_Window_mt, 1); | |
| 1610 lua_newtable(L); /* vim table */ | |
| 1611 lua_pushvalue(L, 1); /* cache table */ | |
| 1612 luaV_openlib(L, luaV_module, 1); | |
| 1613 lua_setglobal(L, LUAVIM_NAME); | |
|
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|
1614 return 0; |
|
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Added Lua interfae. (Luis Carvalho)
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|
1615 } |
|
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Added Lua interfae. (Luis Carvalho)
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|
1616 |
| 2330 | 1617 static lua_State * |
| 1618 luaV_newstate(void) | |
| 1619 { | |
|
2320
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Added Lua interfae. (Luis Carvalho)
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|
1620 lua_State *L = luaL_newstate(); |
|
2431
7b764999f9b9
Update for Lua interface. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2373
diff
changeset
|
1621 luaL_openlibs(L); /* core libs */ |
|
7b764999f9b9
Update for Lua interface. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2373
diff
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|
1622 lua_pushcfunction(L, luaopen_vim); /* vim */ |
|
2320
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|
1623 lua_call(L, 0, 0); |
|
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|
1624 return L; |
|
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|
1625 } |
|
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|
1626 |
| 2330 | 1627 static void |
| 1628 luaV_setrange(lua_State *L, int line1, int line2) | |
| 1629 { | |
|
2320
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|
1630 lua_getglobal(L, LUAVIM_NAME); |
|
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Added Lua interfae. (Luis Carvalho)
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|
1631 lua_pushinteger(L, line1); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
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|
1632 lua_setfield(L, -2, "firstline"); |
|
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Added Lua interfae. (Luis Carvalho)
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diff
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|
1633 lua_pushinteger(L, line2); |
|
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Added Lua interfae. (Luis Carvalho)
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|
1634 lua_setfield(L, -2, "lastline"); |
|
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Added Lua interfae. (Luis Carvalho)
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|
1635 lua_pop(L, 1); /* vim table */ |
|
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Added Lua interfae. (Luis Carvalho)
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|
1636 } |
|
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|
1637 |
|
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|
1638 |
|
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|
1639 /* ======= Interface ======= */ |
|
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|
1640 |
|
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|
1641 static lua_State *L = NULL; |
|
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Added Lua interfae. (Luis Carvalho)
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|
1642 |
| 2330 | 1643 static int |
| 3450 | 1644 lua_isopen(void) |
|
2543
8c512e2c7cb5
Fix: Lua interface tried to load the library when closing a buffer or window.
Bram Moolenaar <bram@vim.org>
parents:
2431
diff
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|
1645 { |
|
8c512e2c7cb5
Fix: Lua interface tried to load the library when closing a buffer or window.
Bram Moolenaar <bram@vim.org>
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2431
diff
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|
1646 return L != NULL; |
|
8c512e2c7cb5
Fix: Lua interface tried to load the library when closing a buffer or window.
Bram Moolenaar <bram@vim.org>
parents:
2431
diff
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|
1647 } |
|
8c512e2c7cb5
Fix: Lua interface tried to load the library when closing a buffer or window.
Bram Moolenaar <bram@vim.org>
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2431
diff
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|
1648 |
|
8c512e2c7cb5
Fix: Lua interface tried to load the library when closing a buffer or window.
Bram Moolenaar <bram@vim.org>
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2431
diff
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|
1649 static int |
| 2330 | 1650 lua_init(void) |
| 1651 { | |
| 3450 | 1652 if (!lua_isopen()) |
| 2330 | 1653 { |
|
2320
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Added Lua interfae. (Luis Carvalho)
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|
1654 #ifdef DYNAMIC_LUA |
| 2330 | 1655 if (!lua_enabled(TRUE)) |
| 1656 { | |
| 1657 EMSG(_("Lua library cannot be loaded.")); | |
| 1658 return FAIL; | |
| 1659 } | |
|
2320
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Added Lua interfae. (Luis Carvalho)
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|
1660 #endif |
| 2330 | 1661 L = luaV_newstate(); |
|
2320
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|
1662 } |
|
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|
1663 return OK; |
|
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|
1664 } |
|
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|
1665 |
| 2330 | 1666 void |
| 1667 lua_end(void) | |
| 1668 { | |
| 3450 | 1669 if (lua_isopen()) |
| 2330 | 1670 { |
| 1671 lua_close(L); | |
| 1672 L = NULL; | |
|
2320
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Added Lua interfae. (Luis Carvalho)
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|
1673 #ifdef DYNAMIC_LUA |
| 2330 | 1674 end_dynamic_lua(); |
|
2320
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|
1675 #endif |
|
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|
1676 } |
|
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|
1677 } |
|
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|
1678 |
|
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|
1679 /* ex commands */ |
| 2330 | 1680 void |
| 1681 ex_lua(exarg_T *eap) | |
| 1682 { | |
|
2320
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|
1683 char *script; |
|
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|
1684 if (lua_init() == FAIL) return; |
|
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|
1685 script = (char *) script_get(eap, eap->arg); |
| 2330 | 1686 if (!eap->skip) |
| 1687 { | |
| 1688 char *s = (script) ? script : (char *) eap->arg; | |
| 1689 luaV_setrange(L, eap->line1, eap->line2); | |
| 1690 if (luaL_loadbuffer(L, s, strlen(s), LUAVIM_CHUNKNAME) | |
| 1691 || lua_pcall(L, 0, 0, 0)) | |
| 1692 luaV_emsg(L); | |
|
2320
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|
1693 } |
|
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|
1694 if (script != NULL) vim_free(script); |
|
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|
1695 } |
|
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|
1696 |
| 2330 | 1697 void |
| 1698 ex_luado(exarg_T *eap) | |
| 1699 { | |
|
2320
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|
1700 linenr_T l; |
|
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|
1701 const char *s = (const char *) eap->arg; |
|
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|
1702 luaL_Buffer b; |
|
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|
1703 size_t len; |
|
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diff
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|
1704 if (lua_init() == FAIL) return; |
| 2330 | 1705 if (u_save(eap->line1 - 1, eap->line2 + 1) == FAIL) |
| 1706 { | |
| 1707 EMSG(_("cannot save undo information")); | |
| 1708 return; | |
|
2320
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|
1709 } |
|
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|
1710 luaV_setrange(L, eap->line1, eap->line2); |
|
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|
1711 luaL_buffinit(L, &b); |
| 3459 | 1712 luaL_addlstring(&b, "return function(line, linenr) ", 30); /* header */ |
|
2320
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|
1713 luaL_addlstring(&b, s, strlen(s)); |
|
966a5609669e
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parents:
diff
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|
1714 luaL_addlstring(&b, " end", 4); /* footer */ |
|
966a5609669e
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|
1715 luaL_pushresult(&b); |
|
966a5609669e
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diff
changeset
|
1716 s = lua_tolstring(L, -1, &len); |
| 2330 | 1717 if (luaL_loadbuffer(L, s, len, LUAVIM_CHUNKNAME)) |
| 1718 { | |
| 1719 luaV_emsg(L); | |
| 1720 lua_pop(L, 1); /* function body */ | |
| 1721 return; | |
|
2320
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|
1722 } |
|
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|
1723 lua_call(L, 0, 1); |
|
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|
1724 lua_replace(L, -2); /* function -> body */ |
| 2330 | 1725 for (l = eap->line1; l <= eap->line2; l++) |
| 1726 { | |
| 1727 lua_pushvalue(L, -1); /* function */ | |
| 1728 luaV_pushline(L, curbuf, l); /* current line as arg */ | |
| 3459 | 1729 lua_pushinteger(L, l); /* current line number as arg */ |
| 1730 if (lua_pcall(L, 2, 1, 0)) | |
| 2330 | 1731 { |
| 1732 luaV_emsg(L); | |
| 1733 break; | |
| 1734 } | |
| 1735 if (lua_isstring(L, -1)) /* update line? */ | |
| 1736 { | |
|
2320
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diff
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|
1737 #ifdef HAVE_SANDBOX |
| 2330 | 1738 luaV_checksandbox(L); |
|
2320
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Added Lua interfae. (Luis Carvalho)
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diff
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|
1739 #endif |
| 2330 | 1740 ml_replace(l, luaV_toline(L, -1), TRUE); |
| 1741 changed_bytes(l, 0); | |
| 1742 lua_pop(L, 1); /* result from luaV_toline */ | |
| 1743 } | |
| 1744 lua_pop(L, 1); /* line */ | |
|
2320
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|
1745 } |
|
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|
1746 lua_pop(L, 1); /* function */ |
|
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|
1747 check_cursor(); |
|
966a5609669e
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|
1748 update_screen(NOT_VALID); |
|
966a5609669e
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|
1749 } |
|
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|
1750 |
| 2330 | 1751 void |
| 1752 ex_luafile(exarg_T *eap) | |
| 1753 { | |
| 1754 if (lua_init() == FAIL) | |
| 1755 return; | |
| 1756 if (!eap->skip) | |
| 1757 { | |
| 1758 luaV_setrange(L, eap->line1, eap->line2); | |
| 1759 if (luaL_loadfile(L, (char *) eap->arg) || lua_pcall(L, 0, 0, 0)) | |
| 1760 luaV_emsg(L); | |
|
2320
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|
1761 } |
|
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|
1762 } |
|
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|
1763 |
| 3450 | 1764 #define luaV_freetype(typ,tname) \ |
| 1765 void \ | |
| 1766 lua_##tname##_free(typ *o) \ | |
| 1767 { \ | |
| 1768 if (!lua_isopen()) return; \ | |
| 1769 luaV_getfield(L, LUAVIM_FREE); \ | |
| 1770 lua_pushlightuserdata(L, (void *) o); \ | |
| 1771 lua_call(L, 1, 0); \ | |
| 1772 } | |
| 1773 | |
| 1774 luaV_freetype(buf_T, buffer) | |
| 1775 luaV_freetype(win_T, window) | |
| 1776 | |
| 2330 | 1777 void |
| 3450 | 1778 do_luaeval (char_u *str, typval_T *arg, typval_T *rettv) |
| 2330 | 1779 { |
| 3450 | 1780 lua_init(); |
| 1781 luaV_getfield(L, LUAVIM_LUAEVAL); | |
| 1782 lua_pushstring(L, (char *) str); | |
| 1783 lua_pushlightuserdata(L, (void *) arg); | |
| 1784 lua_pushlightuserdata(L, (void *) rettv); | |
| 1785 lua_call(L, 3, 0); | |
|
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|
1786 } |
|
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|
1787 |
| 6565 | 1788 int |
| 3450 | 1789 set_ref_in_lua (int copyID) |
| 2330 | 1790 { |
| 6565 | 1791 int aborted = 0; |
| 1792 | |
| 1793 if (lua_isopen()) | |
| 1794 { | |
| 1795 luaV_getfield(L, LUAVIM_SETREF); | |
| 1796 /* call the function with 1 arg, getting 1 result back */ | |
| 1797 lua_pushinteger(L, copyID); | |
| 1798 lua_call(L, 1, 1); | |
| 1799 /* get the result */ | |
| 1800 aborted = lua_tointeger(L, -1); | |
| 1801 /* pop result off the stack */ | |
| 1802 lua_pop(L, 1); | |
| 1803 } | |
| 1804 return aborted; | |
|
2320
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|
1805 } |
|
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|
1806 |
|
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|
1807 #endif |