Mercurial > vim
annotate src/if_lua.c @ 2617:f2927225367a v7.3.039
updated for version 7.3.039
Problem: Crash when using skk.vim plugin.
Solution: Get length of expression evaluation result only after checking for
NULL. (Noriaki Yagi, Dominique Pelle)
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Wed, 27 Oct 2010 12:58:23 +0200 |
| parents | fa5dee44df3f |
| children | 0c7d6d01e058 |
| rev | line source |
|---|---|
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1 /* vi:set ts=8 sts=4 sw=4: |
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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 |
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12 #include <stdio.h> |
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13 #include <string.h> |
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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 #include "vim.h" |
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18 |
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19 /* Only do the following when the feature is enabled. Needed for "make |
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20 * depend". */ |
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21 #if defined(FEAT_LUA) || defined(PROTO) |
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22 |
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23 #define LUAVIM_CHUNKNAME "vim chunk" |
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24 #define LUAVIM_NAME "vim" |
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25 |
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26 typedef buf_T *luaV_Buffer; |
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27 typedef win_T *luaV_Window; |
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28 typedef void (*msgfunc_T)(char_u *); |
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29 |
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30 static const char LUAVIM_BUFFER[] = "buffer"; |
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31 static const char LUAVIM_WINDOW[] = "window"; |
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32 static const char LUAVIM_FREE[] = "luaV_free"; |
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33 |
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34 #define luaV_getfield(L, s) \ |
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35 lua_pushlightuserdata((L), (void *)(s)); \ |
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36 lua_rawget((L), LUA_REGISTRYINDEX) |
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37 #define luaV_checksandbox(L) \ |
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38 if (sandbox) luaL_error((L), "not allowed in sandbox") |
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39 #define luaV_msg(L) luaV_msgfunc((L), (msgfunc_T) msg) |
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40 #define luaV_emsg(L) luaV_msgfunc((L), (msgfunc_T) emsg) |
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41 |
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42 |
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43 #ifdef DYNAMIC_LUA |
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44 |
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45 #ifndef WIN3264 |
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46 # include <dlfcn.h> |
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47 # define HANDLE void* |
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48 # define load_dll(n) dlopen((n), RTLD_LAZY|RTLD_GLOBAL) |
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49 # define symbol_from_dll dlsym |
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50 # define close_dll dlclose |
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51 #else |
| 2612 | 52 # define load_dll vimLoadLib |
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53 # define symbol_from_dll GetProcAddress |
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54 # define close_dll FreeLibrary |
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55 #endif |
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56 |
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57 /* lauxlib */ |
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58 #define luaL_register dll_luaL_register |
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59 #define luaL_typerror dll_luaL_typerror |
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60 #define luaL_checklstring dll_luaL_checklstring |
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61 #define luaL_checkinteger dll_luaL_checkinteger |
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62 #define luaL_optinteger dll_luaL_optinteger |
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63 #define luaL_checktype dll_luaL_checktype |
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64 #define luaL_error dll_luaL_error |
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65 #define luaL_loadfile dll_luaL_loadfile |
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66 #define luaL_loadbuffer dll_luaL_loadbuffer |
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67 #define luaL_newstate dll_luaL_newstate |
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68 #define luaL_buffinit dll_luaL_buffinit |
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69 #define luaL_prepbuffer dll_luaL_prepbuffer |
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70 #define luaL_addlstring dll_luaL_addlstring |
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71 #define luaL_pushresult dll_luaL_pushresult |
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72 /* lua */ |
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73 #define lua_close dll_lua_close |
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74 #define lua_gettop dll_lua_gettop |
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75 #define lua_settop dll_lua_settop |
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76 #define lua_pushvalue dll_lua_pushvalue |
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77 #define lua_replace dll_lua_replace |
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78 #define lua_isnumber dll_lua_isnumber |
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79 #define lua_isstring dll_lua_isstring |
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80 #define lua_type dll_lua_type |
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81 #define lua_rawequal dll_lua_rawequal |
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82 #define lua_tonumber dll_lua_tonumber |
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83 #define lua_tointeger dll_lua_tointeger |
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84 #define lua_toboolean dll_lua_toboolean |
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85 #define lua_tolstring dll_lua_tolstring |
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86 #define lua_touserdata dll_lua_touserdata |
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87 #define lua_pushnil dll_lua_pushnil |
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88 #define lua_pushnumber dll_lua_pushnumber |
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89 #define lua_pushinteger dll_lua_pushinteger |
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90 #define lua_pushlstring dll_lua_pushlstring |
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91 #define lua_pushstring dll_lua_pushstring |
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92 #define lua_pushfstring dll_lua_pushfstring |
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93 #define lua_pushcclosure dll_lua_pushcclosure |
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94 #define lua_pushboolean dll_lua_pushboolean |
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95 #define lua_pushlightuserdata dll_lua_pushlightuserdata |
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96 #define lua_getfield dll_lua_getfield |
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97 #define lua_rawget dll_lua_rawget |
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98 #define lua_createtable dll_lua_createtable |
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99 #define lua_newuserdata dll_lua_newuserdata |
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100 #define lua_getmetatable dll_lua_getmetatable |
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101 #define lua_setfield dll_lua_setfield |
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102 #define lua_rawset dll_lua_rawset |
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103 #define lua_rawseti dll_lua_rawseti |
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104 #define lua_setmetatable dll_lua_setmetatable |
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105 #define lua_call dll_lua_call |
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106 #define lua_pcall dll_lua_pcall |
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107 /* libs */ |
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108 #define luaopen_base dll_luaopen_base |
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109 #define luaopen_table dll_luaopen_table |
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110 #define luaopen_string dll_luaopen_string |
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111 #define luaopen_math dll_luaopen_math |
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112 #define luaopen_io dll_luaopen_io |
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113 #define luaopen_os dll_luaopen_os |
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114 #define luaopen_package dll_luaopen_package |
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115 #define luaopen_debug dll_luaopen_debug |
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116 #define luaL_openlibs dll_luaL_openlibs |
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117 |
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118 /* lauxlib */ |
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119 void (*dll_luaL_register) (lua_State *L, const char *libname, const luaL_Reg *l); |
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120 int (*dll_luaL_typerror) (lua_State *L, int narg, const char *tname); |
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121 const char *(*dll_luaL_checklstring) (lua_State *L, int numArg, size_t *l); |
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122 lua_Integer (*dll_luaL_checkinteger) (lua_State *L, int numArg); |
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123 lua_Integer (*dll_luaL_optinteger) (lua_State *L, int nArg, lua_Integer def); |
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124 void (*dll_luaL_checktype) (lua_State *L, int narg, int t); |
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125 int (*dll_luaL_error) (lua_State *L, const char *fmt, ...); |
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126 int (*dll_luaL_loadfile) (lua_State *L, const char *filename); |
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127 int (*dll_luaL_loadbuffer) (lua_State *L, const char *buff, size_t sz, const char *name); |
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128 lua_State *(*dll_luaL_newstate) (void); |
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129 void (*dll_luaL_buffinit) (lua_State *L, luaL_Buffer *B); |
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130 char *(*dll_luaL_prepbuffer) (luaL_Buffer *B); |
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131 void (*dll_luaL_addlstring) (luaL_Buffer *B, const char *s, size_t l); |
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132 void (*dll_luaL_pushresult) (luaL_Buffer *B); |
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133 /* lua */ |
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134 void (*dll_lua_close) (lua_State *L); |
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135 int (*dll_lua_gettop) (lua_State *L); |
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136 void (*dll_lua_settop) (lua_State *L, int idx); |
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137 void (*dll_lua_pushvalue) (lua_State *L, int idx); |
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138 void (*dll_lua_replace) (lua_State *L, int idx); |
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139 int (*dll_lua_isnumber) (lua_State *L, int idx); |
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140 int (*dll_lua_isstring) (lua_State *L, int idx); |
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141 int (*dll_lua_type) (lua_State *L, int idx); |
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142 int (*dll_lua_rawequal) (lua_State *L, int idx1, int idx2); |
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143 lua_Number (*dll_lua_tonumber) (lua_State *L, int idx); |
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144 lua_Integer (*dll_lua_tointeger) (lua_State *L, int idx); |
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145 int (*dll_lua_toboolean) (lua_State *L, int idx); |
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146 const char *(*dll_lua_tolstring) (lua_State *L, int idx, size_t *len); |
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147 void *(*dll_lua_touserdata) (lua_State *L, int idx); |
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148 void (*dll_lua_pushnil) (lua_State *L); |
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149 void (*dll_lua_pushnumber) (lua_State *L, lua_Number n); |
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150 void (*dll_lua_pushinteger) (lua_State *L, lua_Integer n); |
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151 void (*dll_lua_pushlstring) (lua_State *L, const char *s, size_t l); |
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152 void (*dll_lua_pushstring) (lua_State *L, const char *s); |
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153 const char *(*dll_lua_pushfstring) (lua_State *L, const char *fmt, ...); |
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154 void (*dll_lua_pushcclosure) (lua_State *L, lua_CFunction fn, int n); |
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155 void (*dll_lua_pushboolean) (lua_State *L, int b); |
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156 void (*dll_lua_pushlightuserdata) (lua_State *L, void *p); |
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157 void (*dll_lua_getfield) (lua_State *L, int idx, const char *k); |
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158 void (*dll_lua_rawget) (lua_State *L, int idx); |
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159 void (*dll_lua_createtable) (lua_State *L, int narr, int nrec); |
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160 void *(*dll_lua_newuserdata) (lua_State *L, size_t sz); |
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161 int (*dll_lua_getmetatable) (lua_State *L, int objindex); |
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162 void (*dll_lua_setfield) (lua_State *L, int idx, const char *k); |
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163 void (*dll_lua_rawset) (lua_State *L, int idx); |
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164 void (*dll_lua_rawseti) (lua_State *L, int idx, int n); |
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165 int (*dll_lua_setmetatable) (lua_State *L, int objindex); |
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166 void (*dll_lua_call) (lua_State *L, int nargs, int nresults); |
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167 int (*dll_lua_pcall) (lua_State *L, int nargs, int nresults, int errfunc); |
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168 /* libs */ |
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169 int (*dll_luaopen_base) (lua_State *L); |
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170 int (*dll_luaopen_table) (lua_State *L); |
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171 int (*dll_luaopen_string) (lua_State *L); |
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172 int (*dll_luaopen_math) (lua_State *L); |
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173 int (*dll_luaopen_io) (lua_State *L); |
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174 int (*dll_luaopen_os) (lua_State *L); |
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175 int (*dll_luaopen_package) (lua_State *L); |
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176 int (*dll_luaopen_debug) (lua_State *L); |
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177 void (*dll_luaL_openlibs) (lua_State *L); |
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178 |
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179 typedef void **luaV_function; |
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180 typedef struct { |
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181 const char *name; |
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182 luaV_function func; |
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183 } luaV_Reg; |
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184 |
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185 static const luaV_Reg luaV_dll[] = { |
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186 /* lauxlib */ |
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187 {"luaL_register", (luaV_function) &dll_luaL_register}, |
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188 {"luaL_typerror", (luaV_function) &dll_luaL_typerror}, |
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189 {"luaL_checklstring", (luaV_function) &dll_luaL_checklstring}, |
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190 {"luaL_checkinteger", (luaV_function) &dll_luaL_checkinteger}, |
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191 {"luaL_optinteger", (luaV_function) &dll_luaL_optinteger}, |
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192 {"luaL_checktype", (luaV_function) &dll_luaL_checktype}, |
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193 {"luaL_error", (luaV_function) &dll_luaL_error}, |
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194 {"luaL_loadfile", (luaV_function) &dll_luaL_loadfile}, |
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195 {"luaL_loadbuffer", (luaV_function) &dll_luaL_loadbuffer}, |
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196 {"luaL_newstate", (luaV_function) &dll_luaL_newstate}, |
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197 {"luaL_buffinit", (luaV_function) &dll_luaL_buffinit}, |
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198 {"luaL_prepbuffer", (luaV_function) &dll_luaL_prepbuffer}, |
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199 {"luaL_addlstring", (luaV_function) &dll_luaL_addlstring}, |
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200 {"luaL_pushresult", (luaV_function) &dll_luaL_pushresult}, |
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201 /* lua */ |
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202 {"lua_close", (luaV_function) &dll_lua_close}, |
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203 {"lua_gettop", (luaV_function) &dll_lua_gettop}, |
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204 {"lua_settop", (luaV_function) &dll_lua_settop}, |
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205 {"lua_pushvalue", (luaV_function) &dll_lua_pushvalue}, |
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206 {"lua_replace", (luaV_function) &dll_lua_replace}, |
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207 {"lua_isnumber", (luaV_function) &dll_lua_isnumber}, |
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208 {"lua_isstring", (luaV_function) &dll_lua_isstring}, |
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209 {"lua_type", (luaV_function) &dll_lua_type}, |
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210 {"lua_rawequal", (luaV_function) &dll_lua_rawequal}, |
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211 {"lua_tonumber", (luaV_function) &dll_lua_tonumber}, |
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212 {"lua_tointeger", (luaV_function) &dll_lua_tointeger}, |
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213 {"lua_toboolean", (luaV_function) &dll_lua_toboolean}, |
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214 {"lua_tolstring", (luaV_function) &dll_lua_tolstring}, |
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215 {"lua_touserdata", (luaV_function) &dll_lua_touserdata}, |
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216 {"lua_pushnil", (luaV_function) &dll_lua_pushnil}, |
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217 {"lua_pushnumber", (luaV_function) &dll_lua_pushnumber}, |
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218 {"lua_pushinteger", (luaV_function) &dll_lua_pushinteger}, |
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219 {"lua_pushlstring", (luaV_function) &dll_lua_pushlstring}, |
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220 {"lua_pushstring", (luaV_function) &dll_lua_pushstring}, |
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221 {"lua_pushfstring", (luaV_function) &dll_lua_pushfstring}, |
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222 {"lua_pushcclosure", (luaV_function) &dll_lua_pushcclosure}, |
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223 {"lua_pushboolean", (luaV_function) &dll_lua_pushboolean}, |
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224 {"lua_pushlightuserdata", (luaV_function) &dll_lua_pushlightuserdata}, |
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225 {"lua_getfield", (luaV_function) &dll_lua_getfield}, |
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226 {"lua_rawget", (luaV_function) &dll_lua_rawget}, |
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227 {"lua_createtable", (luaV_function) &dll_lua_createtable}, |
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228 {"lua_newuserdata", (luaV_function) &dll_lua_newuserdata}, |
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229 {"lua_getmetatable", (luaV_function) &dll_lua_getmetatable}, |
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230 {"lua_setfield", (luaV_function) &dll_lua_setfield}, |
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231 {"lua_rawset", (luaV_function) &dll_lua_rawset}, |
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232 {"lua_rawseti", (luaV_function) &dll_lua_rawseti}, |
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233 {"lua_setmetatable", (luaV_function) &dll_lua_setmetatable}, |
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234 {"lua_call", (luaV_function) &dll_lua_call}, |
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235 {"lua_pcall", (luaV_function) &dll_lua_pcall}, |
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236 /* libs */ |
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237 {"luaopen_base", (luaV_function) &dll_luaopen_base}, |
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238 {"luaopen_table", (luaV_function) &dll_luaopen_table}, |
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239 {"luaopen_string", (luaV_function) &dll_luaopen_string}, |
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240 {"luaopen_math", (luaV_function) &dll_luaopen_math}, |
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241 {"luaopen_io", (luaV_function) &dll_luaopen_io}, |
|
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242 {"luaopen_os", (luaV_function) &dll_luaopen_os}, |
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243 {"luaopen_package", (luaV_function) &dll_luaopen_package}, |
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244 {"luaopen_debug", (luaV_function) &dll_luaopen_debug}, |
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245 {"luaL_openlibs", (luaV_function) &dll_luaL_openlibs}, |
|
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246 {NULL, NULL} |
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247 }; |
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248 |
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249 static HANDLE hinstLua = NULL; |
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250 |
| 2330 | 251 static void |
| 252 end_dynamic_lua(void) | |
| 253 { | |
| 254 if (hinstLua) | |
| 255 { | |
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256 close_dll(hinstLua); |
| 2330 | 257 hinstLua = 0; |
|
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258 } |
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259 } |
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260 |
| 2330 | 261 static int |
| 262 lua_link_init(char *libname, int verbose) | |
| 263 { | |
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264 const luaV_Reg *reg; |
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265 if (hinstLua) return OK; |
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266 hinstLua = load_dll(libname); |
| 2330 | 267 if (!hinstLua) |
| 268 { | |
| 269 if (verbose) | |
| 270 EMSG2(_(e_loadlib), libname); | |
| 271 return FAIL; | |
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272 } |
| 2330 | 273 for (reg = luaV_dll; reg->func; reg++) |
| 274 { | |
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275 if ((*reg->func = symbol_from_dll(hinstLua, reg->name)) == NULL) |
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276 { |
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277 close_dll(hinstLua); |
| 2330 | 278 hinstLua = 0; |
| 279 if (verbose) | |
| 280 EMSG2(_(e_loadfunc), reg->name); | |
| 281 return FAIL; | |
| 282 } | |
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283 } |
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284 return OK; |
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285 } |
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286 |
| 2330 | 287 int |
| 288 lua_enabled(int verbose) | |
| 289 { | |
|
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290 return lua_link_init(DYNAMIC_LUA_DLL, verbose) == OK; |
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291 } |
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292 |
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293 #endif /* DYNAMIC_LUA */ |
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294 |
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295 |
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296 /* ======= Internal ======= */ |
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297 |
| 2330 | 298 static void |
| 299 luaV_newmetatable(lua_State *L, const char *tname) | |
| 300 { | |
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301 lua_newtable(L); |
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302 lua_pushlightuserdata(L, (void *) tname); |
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303 lua_pushvalue(L, -2); |
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304 lua_rawset(L, LUA_REGISTRYINDEX); |
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305 } |
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306 |
| 2330 | 307 static void * |
| 308 luaV_toudata(lua_State *L, int ud, const char *tname) | |
| 309 { | |
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310 void *p = lua_touserdata(L, ud); |
| 2330 | 311 |
| 312 if (p != NULL) /* value is userdata? */ | |
| 313 { | |
| 314 if (lua_getmetatable(L, ud)) /* does it have a metatable? */ | |
| 315 { | |
| 316 luaV_getfield(L, tname); /* get metatable */ | |
| 317 if (lua_rawequal(L, -1, -2)) /* MTs match? */ | |
| 318 { | |
| 319 lua_pop(L, 2); /* MTs */ | |
| 320 return p; | |
| 321 } | |
| 322 } | |
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323 } |
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324 return NULL; |
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325 } |
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326 |
| 2330 | 327 static void * |
| 328 luaV_checkudata(lua_State *L, int ud, const char *tname) | |
| 329 { | |
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330 void *p = luaV_toudata(L, ud, tname); |
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331 if (p == NULL) luaL_typerror(L, ud, tname); |
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332 return p; |
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333 } |
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334 |
| 2330 | 335 static void |
| 336 luaV_pushtypval(lua_State *L, typval_T *tv) | |
| 337 { | |
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338 if (tv == NULL) luaL_error(L, "null type"); |
| 2330 | 339 switch (tv->v_type) |
| 340 { | |
| 341 case VAR_STRING: | |
| 342 lua_pushstring(L, (char *) tv->vval.v_string); | |
| 343 break; | |
| 344 case VAR_NUMBER: | |
| 345 lua_pushinteger(L, (int) tv->vval.v_number); | |
| 346 break; | |
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347 #ifdef FEAT_FLOAT |
| 2330 | 348 case VAR_FLOAT: |
| 349 lua_pushnumber(L, (lua_Number) tv->vval.v_float); | |
| 350 break; | |
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351 #endif |
| 2330 | 352 case VAR_LIST: { |
| 353 list_T *l = tv->vval.v_list; | |
| 354 | |
| 355 if (l != NULL) | |
| 356 { | |
| 357 /* check cache */ | |
| 358 lua_pushlightuserdata(L, (void *) l); | |
| 359 lua_rawget(L, LUA_ENVIRONINDEX); | |
| 360 if (lua_isnil(L, -1)) /* not interned? */ | |
| 361 { | |
| 362 listitem_T *li; | |
| 363 int n = 0; | |
| 364 lua_pop(L, 1); /* nil */ | |
| 365 lua_newtable(L); | |
| 366 lua_pushlightuserdata(L, (void *) l); | |
| 367 lua_pushvalue(L, -2); | |
| 368 lua_rawset(L, LUA_ENVIRONINDEX); | |
| 369 for (li = l->lv_first; li != NULL; li = li->li_next) | |
| 370 { | |
| 371 luaV_pushtypval(L, &li->li_tv); | |
| 372 lua_rawseti(L, -2, ++n); | |
| 373 } | |
| 374 } | |
| 375 } | |
| 376 else lua_pushnil(L); | |
| 377 break; | |
| 378 } | |
| 379 case VAR_DICT: { | |
| 380 dict_T *d = tv->vval.v_dict; | |
| 381 | |
| 382 if (d != NULL) | |
| 383 { | |
| 384 /* check cache */ | |
| 385 lua_pushlightuserdata(L, (void *) d); | |
| 386 lua_rawget(L, LUA_ENVIRONINDEX); | |
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387 if (lua_isnil(L, -1)) /* not interned? */ |
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388 { |
| 2330 | 389 hashtab_T *ht = &d->dv_hashtab; |
| 390 hashitem_T *hi; | |
| 391 int n = ht->ht_used; /* remaining items */ | |
| 392 lua_pop(L, 1); /* nil */ | |
| 393 lua_newtable(L); | |
| 394 lua_pushlightuserdata(L, (void *) d); | |
| 395 lua_pushvalue(L, -2); | |
| 396 lua_rawset(L, LUA_ENVIRONINDEX); | |
| 397 for (hi = ht->ht_array; n > 0; hi++) | |
| 398 { | |
| 399 if (!HASHITEM_EMPTY(hi)) | |
| 400 { | |
| 401 dictitem_T *di = dict_lookup(hi); | |
| 402 luaV_pushtypval(L, &di->di_tv); | |
| 403 lua_setfield(L, -2, (char *) hi->hi_key); | |
| 404 n--; | |
| 405 } | |
| 406 } | |
| 407 } | |
| 408 } | |
| 409 else lua_pushnil(L); | |
| 410 break; | |
| 411 } | |
| 412 default: | |
| 413 luaL_error(L, "invalid type"); | |
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414 } |
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415 } |
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416 |
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417 /* similar to luaL_addlstring, but replaces \0 with \n if toline and |
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418 * \n with \0 otherwise */ |
| 2330 | 419 static void |
| 420 luaV_addlstring(luaL_Buffer *b, const char *s, size_t l, int toline) | |
| 421 { | |
| 422 while (l--) | |
| 423 { | |
| 424 if (*s == '\0' && toline) | |
| 425 luaL_addchar(b, '\n'); | |
| 426 else if (*s == '\n' && !toline) | |
| 427 luaL_addchar(b, '\0'); | |
| 428 else | |
| 429 luaL_addchar(b, *s); | |
| 430 s++; | |
|
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431 } |
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432 } |
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433 |
| 2330 | 434 static void |
| 435 luaV_pushline(lua_State *L, buf_T *buf, linenr_T n) | |
| 436 { | |
|
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437 const char *s = (const char *) ml_get_buf(buf, n, FALSE); |
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438 luaL_Buffer b; |
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439 luaL_buffinit(L, &b); |
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440 luaV_addlstring(&b, s, strlen(s), 0); |
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441 luaL_pushresult(&b); |
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442 } |
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443 |
| 2330 | 444 static char_u * |
| 445 luaV_toline(lua_State *L, int pos) | |
| 446 { | |
|
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447 size_t l; |
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448 const char *s = lua_tolstring(L, pos, &l); |
| 2330 | 449 |
|
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450 luaL_Buffer b; |
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451 luaL_buffinit(L, &b); |
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452 luaV_addlstring(&b, s, l, 1); |
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453 luaL_pushresult(&b); |
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454 return (char_u *) lua_tostring(L, -1); |
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455 } |
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456 |
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457 /* pops a string s from the top of the stack and calls mf(t) for pieces t of |
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458 * s separated by newlines */ |
| 2330 | 459 static void |
| 460 luaV_msgfunc(lua_State *L, msgfunc_T mf) | |
| 461 { | |
|
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462 luaL_Buffer b; |
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463 size_t l; |
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464 const char *p, *s = lua_tolstring(L, -1, &l); |
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465 luaL_buffinit(L, &b); |
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466 luaV_addlstring(&b, s, l, 0); |
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467 luaL_pushresult(&b); |
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468 /* break string */ |
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469 p = s = lua_tolstring(L, -1, &l); |
| 2330 | 470 while (l--) |
| 471 { | |
| 472 if (*p++ == '\0') /* break? */ | |
| 473 { | |
| 474 mf((char_u *) s); | |
| 475 s = p; | |
| 476 } | |
|
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477 } |
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478 mf((char_u *) s); |
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479 lua_pop(L, 2); /* original and modified strings */ |
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480 } |
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481 |
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482 |
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483 /* ======= Buffer type ======= */ |
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484 |
| 2330 | 485 static luaV_Buffer * |
| 486 luaV_newbuffer(lua_State *L, buf_T *buf) | |
| 487 { | |
|
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488 luaV_Buffer *b = (luaV_Buffer *) lua_newuserdata(L, sizeof(luaV_Buffer)); |
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489 *b = buf; |
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490 lua_pushlightuserdata(L, (void *) buf); |
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491 lua_pushvalue(L, -2); |
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492 lua_rawset(L, LUA_ENVIRONINDEX); /* env[buf] = udata */ |
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493 /* to avoid GC, store as key in env */ |
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494 lua_pushvalue(L, -1); |
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495 lua_pushboolean(L, 1); |
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496 lua_rawset(L, LUA_ENVIRONINDEX); /* env[udata] = true */ |
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497 /* set metatable */ |
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498 luaV_getfield(L, LUAVIM_BUFFER); |
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499 lua_setmetatable(L, -2); |
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500 return b; |
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501 } |
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502 |
| 2330 | 503 static luaV_Buffer * |
| 504 luaV_pushbuffer (lua_State *L, buf_T *buf) | |
| 505 { | |
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506 luaV_Buffer *b = NULL; |
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507 if (buf == NULL) |
| 2330 | 508 lua_pushnil(L); |
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509 else { |
| 2330 | 510 lua_pushlightuserdata(L, (void *) buf); |
| 511 lua_rawget(L, LUA_ENVIRONINDEX); | |
| 512 if (lua_isnil(L, -1)) /* not interned? */ | |
| 513 { | |
| 514 lua_pop(L, 1); | |
| 515 b = luaV_newbuffer(L, buf); | |
| 516 } | |
| 517 else | |
| 518 b = (luaV_Buffer *) lua_touserdata(L, -1); | |
|
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519 } |
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520 return b; |
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521 } |
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522 |
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523 /* Buffer metamethods */ |
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524 |
| 2330 | 525 static int |
| 526 luaV_buffer_tostring(lua_State *L) | |
| 527 { | |
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528 lua_pushfstring(L, "%s: %p", LUAVIM_BUFFER, lua_touserdata(L, 1)); |
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529 return 1; |
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530 } |
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531 |
| 2330 | 532 static int |
| 533 luaV_buffer_len(lua_State *L) | |
| 534 { | |
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535 luaV_Buffer *b = lua_touserdata(L, 1); |
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536 lua_pushinteger(L, (*b)->b_ml.ml_line_count); |
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537 return 1; |
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538 } |
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539 |
| 2330 | 540 static int |
| 541 luaV_buffer_call(lua_State *L) | |
| 542 { | |
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543 luaV_Buffer *b = (luaV_Buffer *) lua_touserdata(L, 1); |
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544 lua_settop(L, 1); |
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545 set_curbuf(*b, DOBUF_SPLIT); |
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546 return 1; |
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547 } |
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548 |
| 2330 | 549 static int |
| 550 luaV_buffer_index(lua_State *L) | |
| 551 { | |
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552 luaV_Buffer *b = (luaV_Buffer *) lua_touserdata(L, 1); |
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553 linenr_T n = (linenr_T) lua_tointeger(L, 2); |
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554 if (n > 0 && n <= (*b)->b_ml.ml_line_count) |
| 2330 | 555 luaV_pushline(L, *b, n); |
| 556 else if (lua_isstring(L, 2)) | |
| 557 { | |
| 558 const char *s = lua_tostring(L, 2); | |
| 559 if (strncmp(s, "name", 4) == 0) | |
| 560 lua_pushstring(L, (char *) (*b)->b_sfname); | |
| 561 else if (strncmp(s, "fname", 5) == 0) | |
| 562 lua_pushstring(L, (char *) (*b)->b_ffname); | |
| 563 else if (strncmp(s, "number", 6) == 0) | |
| 564 lua_pushinteger(L, (*b)->b_fnum); | |
| 565 /* methods */ | |
| 566 else if (strncmp(s, "insert", 6) == 0 | |
| 567 || strncmp(s, "next", 4) == 0 | |
| 568 || strncmp(s, "previous", 8) == 0 | |
| 569 || strncmp(s, "isvalid", 7) == 0) | |
| 570 { | |
| 571 lua_getmetatable(L, 1); | |
| 572 lua_getfield(L, -1, s); | |
| 573 } | |
| 574 else | |
| 575 lua_pushnil(L); | |
|
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576 } |
| 2330 | 577 else |
| 578 lua_pushnil(L); | |
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579 return 1; |
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580 } |
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581 |
| 2330 | 582 static int |
| 583 luaV_buffer_newindex(lua_State *L) | |
| 584 { | |
|
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585 luaV_Buffer *b = (luaV_Buffer *) lua_touserdata(L, 1); |
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586 linenr_T n = (linenr_T) luaL_checkinteger(L, 2); |
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587 #ifdef HAVE_SANDBOX |
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588 luaV_checksandbox(L); |
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589 #endif |
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590 if (n < 1 || n > (*b)->b_ml.ml_line_count) |
| 2330 | 591 luaL_error(L, "invalid line number"); |
| 592 if (lua_isnil(L, 3)) /* delete line */ | |
| 593 { | |
| 594 buf_T *buf = curbuf; | |
| 595 curbuf = *b; | |
| 596 if (u_savedel(n, 1L) == FAIL) | |
| 597 { | |
| 598 curbuf = buf; | |
| 599 luaL_error(L, "cannot save undo information"); | |
| 600 } | |
| 601 else if (ml_delete(n, FALSE) == FAIL) | |
| 602 { | |
| 603 curbuf = buf; | |
| 604 luaL_error(L, "cannot delete line"); | |
| 605 } | |
| 606 else { | |
| 607 deleted_lines_mark(n, 1L); | |
| 608 if (*b == curwin->w_buffer) /* fix cursor in current window? */ | |
| 609 { | |
| 610 if (curwin->w_cursor.lnum >= n) | |
| 611 { | |
| 612 if (curwin->w_cursor.lnum > n) | |
| 613 { | |
| 614 curwin->w_cursor.lnum -= 1; | |
| 615 check_cursor_col(); | |
| 616 } | |
| 617 else check_cursor(); | |
| 618 changed_cline_bef_curs(); | |
| 619 } | |
| 620 invalidate_botline(); | |
| 621 } | |
| 622 } | |
| 623 curbuf = buf; | |
|
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624 } |
| 2330 | 625 else if (lua_isstring(L, 3)) /* update line */ |
| 626 { | |
| 627 buf_T *buf = curbuf; | |
| 628 curbuf = *b; | |
| 629 if (u_savesub(n) == FAIL) | |
| 630 { | |
| 631 curbuf = buf; | |
| 632 luaL_error(L, "cannot save undo information"); | |
| 633 } | |
| 634 else if (ml_replace(n, luaV_toline(L, 3), TRUE) == FAIL) | |
| 635 { | |
| 636 curbuf = buf; | |
| 637 luaL_error(L, "cannot replace line"); | |
| 638 } | |
| 639 else changed_bytes(n, 0); | |
| 640 curbuf = buf; | |
| 641 if (*b == curwin->w_buffer) | |
| 642 check_cursor_col(); | |
|
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643 } |
|
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|
644 else |
| 2330 | 645 luaL_error(L, "wrong argument to change line"); |
|
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646 return 0; |
|
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647 } |
|
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648 |
| 2330 | 649 static int |
| 650 luaV_buffer_insert(lua_State *L) | |
| 651 { | |
|
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652 luaV_Buffer *b = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
|
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653 linenr_T last = (*b)->b_ml.ml_line_count; |
|
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654 linenr_T n = (linenr_T) luaL_optinteger(L, 3, last); |
|
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655 buf_T *buf; |
|
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656 luaL_checktype(L, 2, LUA_TSTRING); |
|
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657 #ifdef HAVE_SANDBOX |
|
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658 luaV_checksandbox(L); |
|
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659 #endif |
|
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660 /* fix insertion line */ |
|
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661 if (n < 0) n = 0; |
|
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662 if (n > last) n = last; |
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663 /* insert */ |
|
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664 buf = curbuf; |
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665 curbuf = *b; |
| 2330 | 666 if (u_save(n, n + 1) == FAIL) |
| 667 { | |
| 668 curbuf = buf; | |
| 669 luaL_error(L, "cannot save undo information"); | |
|
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670 } |
| 2330 | 671 else if (ml_append(n, luaV_toline(L, 2), 0, FALSE) == FAIL) |
| 672 { | |
| 673 curbuf = buf; | |
| 674 luaL_error(L, "cannot insert line"); | |
|
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675 } |
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676 else |
| 2330 | 677 appended_lines_mark(n, 1L); |
|
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678 curbuf = buf; |
|
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679 update_screen(VALID); |
|
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680 return 0; |
|
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681 } |
|
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|
682 |
| 2330 | 683 static int |
| 684 luaV_buffer_next(lua_State *L) | |
| 685 { | |
|
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686 luaV_Buffer *b = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
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687 luaV_pushbuffer(L, (*b)->b_next); |
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688 return 1; |
|
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689 } |
|
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|
690 |
| 2330 | 691 static int |
| 692 luaV_buffer_previous(lua_State *L) | |
| 693 { | |
|
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694 luaV_Buffer *b = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
|
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695 luaV_pushbuffer(L, (*b)->b_prev); |
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696 return 1; |
|
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|
697 } |
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|
698 |
| 2330 | 699 static int |
| 700 luaV_buffer_isvalid(lua_State *L) | |
| 701 { | |
|
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702 luaV_Buffer *b = luaV_checkudata(L, 1, LUAVIM_BUFFER); |
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703 lua_pushlightuserdata(L, (void *) (*b)); |
|
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704 lua_rawget(L, LUA_ENVIRONINDEX); |
|
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705 lua_pushboolean(L, !lua_isnil(L, -1)); |
|
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706 return 1; |
|
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707 } |
|
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|
708 |
|
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|
709 static const luaL_Reg luaV_Buffer_mt[] = { |
|
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|
710 {"__tostring", luaV_buffer_tostring}, |
|
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|
711 {"__len", luaV_buffer_len}, |
|
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|
712 {"__call", luaV_buffer_call}, |
|
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713 {"__index", luaV_buffer_index}, |
|
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|
714 {"__newindex", luaV_buffer_newindex}, |
|
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|
715 {"insert", luaV_buffer_insert}, |
|
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|
716 {"next", luaV_buffer_next}, |
|
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|
717 {"previous", luaV_buffer_previous}, |
|
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|
718 {"isvalid", luaV_buffer_isvalid}, |
|
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|
719 {NULL, NULL} |
|
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|
720 }; |
|
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|
721 |
|
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|
722 |
|
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|
723 /* ======= Window type ======= */ |
|
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|
724 |
| 2330 | 725 static luaV_Window * |
| 726 luaV_newwindow(lua_State *L, win_T *win) | |
| 727 { | |
|
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|
728 luaV_Window *w = (luaV_Window *) lua_newuserdata(L, sizeof(luaV_Window)); |
|
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|
729 *w = win; |
|
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|
730 lua_pushlightuserdata(L, (void *) win); |
|
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|
731 lua_pushvalue(L, -2); |
|
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|
732 lua_rawset(L, LUA_ENVIRONINDEX); /* env[win] = udata */ |
|
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changeset
|
733 /* to avoid GC, store as key in env */ |
|
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|
734 lua_pushvalue(L, -1); |
|
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|
735 lua_pushboolean(L, 1); |
|
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|
736 lua_rawset(L, LUA_ENVIRONINDEX); /* env[udata] = true */ |
|
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|
737 /* set metatable */ |
|
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|
738 luaV_getfield(L, LUAVIM_WINDOW); |
|
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|
739 lua_setmetatable(L, -2); |
|
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Added Lua interfae. (Luis Carvalho)
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|
740 return w; |
|
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|
741 } |
|
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diff
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|
742 |
| 2330 | 743 static luaV_Window * |
| 744 luaV_pushwindow(lua_State *L, win_T *win) | |
| 745 { | |
|
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|
746 luaV_Window *w = NULL; |
|
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|
747 if (win == NULL) |
| 2330 | 748 lua_pushnil(L); |
|
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|
749 else { |
| 2330 | 750 lua_pushlightuserdata(L, (void *) win); |
| 751 lua_rawget(L, LUA_ENVIRONINDEX); | |
| 752 if (lua_isnil(L, -1)) /* not interned? */ | |
| 753 { | |
| 754 lua_pop(L, 1); | |
| 755 w = luaV_newwindow(L, win); | |
| 756 } | |
| 757 else w = (luaV_Window *) lua_touserdata(L, -1); | |
|
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|
758 } |
|
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|
759 return w; |
|
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|
760 } |
|
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|
761 |
|
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|
762 /* Window metamethods */ |
|
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|
763 |
| 2330 | 764 static int |
| 765 luaV_window_tostring(lua_State *L) | |
| 766 { | |
|
2320
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|
767 lua_pushfstring(L, "%s: %p", LUAVIM_WINDOW, lua_touserdata(L, 1)); |
|
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|
768 return 1; |
|
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|
769 } |
|
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parents:
diff
changeset
|
770 |
| 2330 | 771 static int |
| 772 luaV_window_call(lua_State *L) | |
| 773 { | |
|
2320
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|
774 luaV_Window *w = (luaV_Window *) lua_touserdata(L, 1); |
|
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|
775 lua_settop(L, 1); |
|
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|
776 win_goto(*w); |
|
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|
777 return 1; |
|
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diff
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|
778 } |
|
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diff
changeset
|
779 |
| 2330 | 780 static int |
| 781 luaV_window_index(lua_State *L) | |
| 782 { | |
|
2320
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|
783 luaV_Window *w = (luaV_Window *) lua_touserdata(L, 1); |
|
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|
784 const char *s = luaL_checkstring(L, 2); |
|
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|
785 if (strncmp(s, "buffer", 6) == 0) |
| 2330 | 786 luaV_pushbuffer(L, (*w)->w_buffer); |
|
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|
787 else if (strncmp(s, "line", 4) == 0) |
| 2330 | 788 lua_pushinteger(L, (*w)->w_cursor.lnum); |
|
2320
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|
789 else if (strncmp(s, "col", 3) == 0) |
| 2330 | 790 lua_pushinteger(L, (*w)->w_cursor.col + 1); |
|
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791 #ifdef FEAT_VERTSPLIT |
|
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|
792 else if (strncmp(s, "width", 5) == 0) |
| 2330 | 793 lua_pushinteger(L, W_WIDTH((*w))); |
|
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|
794 #endif |
|
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|
795 else if (strncmp(s, "height", 6) == 0) |
| 2330 | 796 lua_pushinteger(L, (*w)->w_height); |
|
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|
797 /* methods */ |
|
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|
798 else if (strncmp(s, "next", 4) == 0 |
| 2330 | 799 || strncmp(s, "previous", 8) == 0 |
| 800 || strncmp(s, "isvalid", 7) == 0) | |
| 801 { | |
| 802 lua_getmetatable(L, 1); | |
| 803 lua_getfield(L, -1, s); | |
|
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|
804 } |
|
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|
805 else |
| 2330 | 806 lua_pushnil(L); |
|
2320
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|
807 return 1; |
|
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|
808 } |
|
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|
809 |
| 2330 | 810 static int |
| 811 luaV_window_newindex (lua_State *L) | |
| 812 { | |
|
2320
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Added Lua interfae. (Luis Carvalho)
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|
813 luaV_Window *w = (luaV_Window *) lua_touserdata(L, 1); |
|
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Added Lua interfae. (Luis Carvalho)
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|
814 const char *s = luaL_checkstring(L, 2); |
|
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Added Lua interfae. (Luis Carvalho)
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|
815 int v = luaL_checkinteger(L, 3); |
| 2330 | 816 if (strncmp(s, "line", 4) == 0) |
| 817 { | |
|
2320
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|
818 #ifdef HAVE_SANDBOX |
| 2330 | 819 luaV_checksandbox(L); |
|
2320
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changeset
|
820 #endif |
| 2330 | 821 if (v < 1 || v > (*w)->w_buffer->b_ml.ml_line_count) |
| 822 luaL_error(L, "line out of range"); | |
| 823 (*w)->w_cursor.lnum = v; | |
| 824 update_screen(VALID); | |
|
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|
825 } |
| 2330 | 826 else if (strncmp(s, "col", 3) == 0) |
| 827 { | |
|
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|
828 #ifdef HAVE_SANDBOX |
| 2330 | 829 luaV_checksandbox(L); |
|
2320
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|
830 #endif |
| 2330 | 831 (*w)->w_cursor.col = v - 1; |
| 832 update_screen(VALID); | |
|
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|
833 } |
|
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|
834 #ifdef FEAT_VERTSPLIT |
| 2330 | 835 else if (strncmp(s, "width", 5) == 0) |
| 836 { | |
| 837 win_T *win = curwin; | |
|
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|
838 #ifdef FEAT_GUI |
| 2330 | 839 need_mouse_correct = TRUE; |
|
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|
840 #endif |
| 2330 | 841 curwin = *w; |
| 842 win_setwidth(v); | |
| 843 curwin = win; | |
|
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|
844 } |
|
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Added Lua interfae. (Luis Carvalho)
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parents:
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|
845 #endif |
| 2330 | 846 else if (strncmp(s, "height", 6) == 0) |
| 847 { | |
| 848 win_T *win = curwin; | |
|
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|
849 #ifdef FEAT_GUI |
| 2330 | 850 need_mouse_correct = TRUE; |
|
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Added Lua interfae. (Luis Carvalho)
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|
851 #endif |
| 2330 | 852 curwin = *w; |
| 853 win_setheight(v); | |
| 854 curwin = win; | |
|
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|
855 } |
|
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|
856 else |
| 2330 | 857 luaL_error(L, "invalid window property: `%s'", s); |
|
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|
858 return 0; |
|
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|
859 } |
|
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|
860 |
| 2330 | 861 static int |
| 862 luaV_window_next(lua_State *L) | |
| 863 { | |
|
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|
864 luaV_Window *w = luaV_checkudata(L, 1, LUAVIM_WINDOW); |
|
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|
865 luaV_pushwindow(L, (*w)->w_next); |
|
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|
866 return 1; |
|
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|
867 } |
|
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|
868 |
| 2330 | 869 static int |
| 870 luaV_window_previous(lua_State *L) | |
| 871 { | |
|
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|
872 luaV_Window *w = luaV_checkudata(L, 1, LUAVIM_WINDOW); |
|
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|
873 luaV_pushwindow(L, (*w)->w_prev); |
|
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|
874 return 1; |
|
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|
875 } |
|
966a5609669e
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|
876 |
| 2330 | 877 static int |
| 878 luaV_window_isvalid(lua_State *L) | |
| 879 { | |
|
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Added Lua interfae. (Luis Carvalho)
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|
880 luaV_Window *w = luaV_checkudata(L, 1, LUAVIM_WINDOW); |
|
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|
881 lua_pushlightuserdata(L, (void *) (*w)); |
|
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|
882 lua_rawget(L, LUA_ENVIRONINDEX); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
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|
883 lua_pushboolean(L, !lua_isnil(L, -1)); |
|
966a5609669e
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|
884 return 1; |
|
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|
885 } |
|
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|
886 |
|
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|
887 static const luaL_Reg luaV_Window_mt[] = { |
|
966a5609669e
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|
888 {"__tostring", luaV_window_tostring}, |
|
966a5609669e
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|
889 {"__call", luaV_window_call}, |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
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diff
changeset
|
890 {"__index", luaV_window_index}, |
|
966a5609669e
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parents:
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|
891 {"__newindex", luaV_window_newindex}, |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
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|
892 {"next", luaV_window_next}, |
|
966a5609669e
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diff
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|
893 {"previous", luaV_window_previous}, |
|
966a5609669e
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parents:
diff
changeset
|
894 {"isvalid", luaV_window_isvalid}, |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
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|
895 {NULL, NULL} |
|
966a5609669e
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|
896 }; |
|
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diff
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|
897 |
|
966a5609669e
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diff
changeset
|
898 |
|
966a5609669e
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parents:
diff
changeset
|
899 /* ======= Vim module ======= */ |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
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parents:
diff
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|
900 |
| 2330 | 901 static int |
| 902 luaV_print(lua_State *L) | |
| 903 { | |
|
2320
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|
904 int i, n = lua_gettop(L); /* nargs */ |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
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diff
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|
905 const char *s; |
|
966a5609669e
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changeset
|
906 size_t l; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
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changeset
|
907 luaL_Buffer b; |
|
966a5609669e
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changeset
|
908 luaL_buffinit(L, &b); |
|
966a5609669e
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diff
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|
909 lua_getglobal(L, "tostring"); |
| 2330 | 910 for (i = 1; i <= n; i++) |
| 911 { | |
| 912 lua_pushvalue(L, -1); /* tostring */ | |
| 913 lua_pushvalue(L, i); /* arg */ | |
| 914 lua_call(L, 1, 1); | |
| 915 s = lua_tolstring(L, -1, &l); | |
| 916 if (s == NULL) | |
| 917 return luaL_error(L, "cannot convert to string"); | |
| 918 if (i > 1) luaL_addchar(&b, ' '); /* use space instead of tab */ | |
| 919 luaV_addlstring(&b, s, l, 0); | |
| 920 lua_pop(L, 1); | |
|
2320
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diff
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|
921 } |
|
966a5609669e
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diff
changeset
|
922 luaL_pushresult(&b); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
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diff
changeset
|
923 luaV_msg(L); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
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|
924 return 0; |
|
966a5609669e
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|
925 } |
|
966a5609669e
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diff
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|
926 |
| 2330 | 927 static int |
| 928 luaV_command(lua_State *L) | |
| 929 { | |
|
2320
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changeset
|
930 do_cmdline_cmd((char_u *) luaL_checkstring(L, 1)); |
|
966a5609669e
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parents:
diff
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|
931 update_screen(VALID); |
|
966a5609669e
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diff
changeset
|
932 return 0; |
|
966a5609669e
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diff
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|
933 } |
|
966a5609669e
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diff
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|
934 |
| 2330 | 935 static int |
| 936 luaV_eval(lua_State *L) | |
| 937 { | |
|
2320
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|
938 typval_T *tv = eval_expr((char_u *) luaL_checkstring(L, 1), NULL); |
|
966a5609669e
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|
939 if (tv == NULL) luaL_error(L, "invalid expression"); |
|
966a5609669e
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|
940 luaV_pushtypval(L, tv); |
|
966a5609669e
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diff
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|
941 return 1; |
|
966a5609669e
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diff
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|
942 } |
|
966a5609669e
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parents:
diff
changeset
|
943 |
| 2330 | 944 static int |
|
2331
3840b7508835
Make it easier to build with Lua. Remove compiler warnings.
Bram Moolenaar <bram@vim.org>
parents:
2330
diff
changeset
|
945 luaV_beep(lua_State *L UNUSED) |
| 2330 | 946 { |
|
2320
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parents:
diff
changeset
|
947 vim_beep(); |
|
966a5609669e
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parents:
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|
948 return 0; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
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diff
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|
949 } |
|
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parents:
diff
changeset
|
950 |
| 2330 | 951 static int |
| 952 luaV_line(lua_State *L) | |
| 953 { | |
|
2320
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diff
changeset
|
954 luaV_pushline(L, curbuf, curwin->w_cursor.lnum); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
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diff
changeset
|
955 return 1; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
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diff
changeset
|
956 } |
|
966a5609669e
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parents:
diff
changeset
|
957 |
| 2330 | 958 static int |
| 959 luaV_buffer(lua_State *L) | |
| 960 { | |
|
2320
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parents:
diff
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|
961 buf_T *buf; |
| 2330 | 962 if (lua_isstring(L, 1)) /* get by number or name? */ |
| 963 { | |
| 964 if (lua_isnumber(L, 1)) /* by number? */ | |
| 965 { | |
| 966 int n = lua_tointeger(L, 1); | |
| 967 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
| 968 if (buf->b_fnum == n) break; | |
| 969 } | |
| 970 else { /* by name */ | |
| 971 size_t l; | |
| 972 const char *s = lua_tolstring(L, 1, &l); | |
| 973 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
| 974 { | |
| 975 if (buf->b_ffname == NULL || buf->b_sfname == NULL) | |
| 976 { | |
| 977 if (l == 0) break; | |
| 978 } | |
|
2331
3840b7508835
Make it easier to build with Lua. Remove compiler warnings.
Bram Moolenaar <bram@vim.org>
parents:
2330
diff
changeset
|
979 else if (strncmp(s, (char *)buf->b_ffname, l) == 0 |
|
3840b7508835
Make it easier to build with Lua. Remove compiler warnings.
Bram Moolenaar <bram@vim.org>
parents:
2330
diff
changeset
|
980 || strncmp(s, (char *)buf->b_sfname, l) == 0) |
| 2330 | 981 break; |
| 982 } | |
| 983 } | |
| 984 if (buf == NULL) /* not found? */ | |
| 985 lua_pushnil(L); | |
| 986 else | |
| 987 luaV_pushbuffer(L, buf); | |
|
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
988 } |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
989 else { |
| 2330 | 990 buf = (lua_toboolean(L, 1)) ? firstbuf : curbuf; /* first buffer? */ |
| 991 luaV_pushbuffer(L, buf); | |
|
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
992 } |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
993 return 1; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
994 } |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
995 |
| 2330 | 996 static int |
| 997 luaV_window(lua_State *L) | |
| 998 { | |
|
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
999 win_T *win; |
| 2330 | 1000 if (lua_isnumber(L, 1)) /* get by number? */ |
| 1001 { | |
| 1002 int n = lua_tointeger(L, 1); | |
| 1003 for (win = firstwin; win != NULL; win = win->w_next, n--) | |
| 1004 if (n == 1) break; | |
| 1005 if (win == NULL) /* not found? */ | |
| 1006 lua_pushnil(L); | |
| 1007 else | |
| 1008 luaV_pushwindow(L, win); | |
|
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1009 } |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1010 else { |
| 2330 | 1011 win = (lua_toboolean(L, 1)) ? firstwin : curwin; /* first window? */ |
| 1012 luaV_pushwindow(L, win); | |
|
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1013 } |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1014 return 1; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1015 } |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1016 |
| 2330 | 1017 static int |
| 1018 luaV_open(lua_State *L) | |
| 1019 { | |
|
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1020 luaV_Buffer *b; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1021 char_u *s = NULL; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1022 #ifdef HAVE_SANDBOX |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1023 luaV_checksandbox(L); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1024 #endif |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1025 if (lua_isstring(L, 1)) s = (char_u *) lua_tostring(L, 1); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1026 b = luaV_pushbuffer(L, buflist_new(s, NULL, 1L, BLN_LISTED)); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1027 return 1; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1028 } |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1029 |
| 2330 | 1030 static int |
| 1031 luaV_isbuffer(lua_State *L) | |
| 1032 { | |
|
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1033 lua_pushboolean(L, luaV_toudata(L, 1, LUAVIM_BUFFER) != NULL); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1034 return 1; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1035 } |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1036 |
| 2330 | 1037 static int |
| 1038 luaV_iswindow(lua_State *L) | |
| 1039 { | |
|
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1040 lua_pushboolean(L, luaV_toudata(L, 1, LUAVIM_WINDOW) != NULL); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1041 return 1; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1042 } |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1043 |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1044 /* for freeing buffer and window objects; lightuserdata as arg */ |
| 2330 | 1045 static int |
| 1046 luaV_free(lua_State *L) | |
| 1047 { | |
|
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1048 lua_pushvalue(L, 1); /* lightudata */ |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1049 lua_rawget(L, LUA_ENVIRONINDEX); |
| 2330 | 1050 if (!lua_isnil(L, -1)) |
| 1051 { | |
| 1052 lua_pushnil(L); | |
| 1053 lua_rawset(L, LUA_ENVIRONINDEX); /* env[udata] = nil */ | |
| 1054 lua_pushnil(L); | |
| 1055 lua_rawset(L, LUA_ENVIRONINDEX); /* env[lightudata] = nil */ | |
|
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1056 } |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1057 return 0; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1058 } |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1059 |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1060 static const luaL_Reg luaV_module[] = { |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1061 {"command", luaV_command}, |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1062 {"eval", luaV_eval}, |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1063 {"beep", luaV_beep}, |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1064 {"line", luaV_line}, |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1065 {"buffer", luaV_buffer}, |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1066 {"window", luaV_window}, |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1067 {"open", luaV_open}, |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1068 {"isbuffer", luaV_isbuffer}, |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1069 {"iswindow", luaV_iswindow}, |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1070 {NULL, NULL} |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1071 }; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1072 |
| 2330 | 1073 static int |
| 1074 luaopen_vim(lua_State *L) | |
| 1075 { | |
|
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1076 /* set environment */ |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1077 lua_newtable(L); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1078 lua_newtable(L); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1079 lua_pushliteral(L, "v"); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1080 lua_setfield(L, -2, "__mode"); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1081 lua_setmetatable(L, -2); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1082 lua_replace(L, LUA_ENVIRONINDEX); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1083 /* print */ |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1084 lua_pushcfunction(L, luaV_print); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1085 lua_setglobal(L, "print"); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1086 /* free */ |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1087 lua_pushlightuserdata(L, (void *) LUAVIM_FREE); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1088 lua_pushcfunction(L, luaV_free); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1089 lua_rawset(L, LUA_REGISTRYINDEX); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1090 /* register */ |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1091 luaV_newmetatable(L, LUAVIM_BUFFER); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1092 luaL_register(L, NULL, luaV_Buffer_mt); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1093 luaV_newmetatable(L, LUAVIM_WINDOW); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1094 luaL_register(L, NULL, luaV_Window_mt); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1095 luaL_register(L, LUAVIM_NAME, luaV_module); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1096 return 0; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1097 } |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1098 |
| 2330 | 1099 static lua_State * |
| 1100 luaV_newstate(void) | |
| 1101 { | |
|
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1102 lua_State *L = luaL_newstate(); |
|
2431
7b764999f9b9
Update for Lua interface. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2373
diff
changeset
|
1103 luaL_openlibs(L); /* core libs */ |
|
7b764999f9b9
Update for Lua interface. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
2373
diff
changeset
|
1104 lua_pushcfunction(L, luaopen_vim); /* vim */ |
|
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1105 lua_call(L, 0, 0); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1106 return L; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1107 } |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1108 |
| 2330 | 1109 static void |
| 1110 luaV_setrange(lua_State *L, int line1, int line2) | |
| 1111 { | |
|
2320
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1112 lua_getglobal(L, LUAVIM_NAME); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1113 lua_pushinteger(L, line1); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1114 lua_setfield(L, -2, "firstline"); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1115 lua_pushinteger(L, line2); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1116 lua_setfield(L, -2, "lastline"); |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1117 lua_pop(L, 1); /* vim table */ |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1118 } |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1119 |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1120 |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1121 /* ======= Interface ======= */ |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1122 |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1123 static lua_State *L = NULL; |
|
966a5609669e
Added Lua interfae. (Luis Carvalho)
Bram Moolenaar <bram@vim.org>
parents:
diff
changeset
|
1124 |
| 2330 | 1125 static int |
|
2543
8c512e2c7cb5
Fix: Lua interface tried to load the library when closing a buffer or window.
Bram Moolenaar <bram@vim.org>
parents:
2431
diff
changeset
|
1126 lua_is_open(void) |
|
8c512e2c7cb5
Fix: Lua interface tried to load the library when closing a buffer or window.
Bram Moolenaar <bram@vim.org>
parents:
2431
diff
changeset
|
1127 { |
|
8c512e2c7cb5
Fix: Lua interface tried to load the library when closing a buffer or window.
Bram Moolenaar <bram@vim.org>
parents:
2431
diff
changeset
|
1128 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
changeset
|
1129 } |
|
8c512e2c7cb5
Fix: Lua interface tried to load the library when closing a buffer or window.
Bram Moolenaar <bram@vim.org>
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1130 |
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8c512e2c7cb5
Fix: Lua interface tried to load the library when closing a buffer or window.
Bram Moolenaar <bram@vim.org>
parents:
2431
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1131 static int |
| 2330 | 1132 lua_init(void) |
| 1133 { | |
| 1134 if (L == NULL) | |
| 1135 { | |
|
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1136 #ifdef DYNAMIC_LUA |
| 2330 | 1137 if (!lua_enabled(TRUE)) |
| 1138 { | |
| 1139 EMSG(_("Lua library cannot be loaded.")); | |
| 1140 return FAIL; | |
| 1141 } | |
|
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1142 #endif |
| 2330 | 1143 L = luaV_newstate(); |
|
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1144 } |
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1145 return OK; |
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1146 } |
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1147 |
| 2330 | 1148 void |
| 1149 lua_end(void) | |
| 1150 { | |
| 1151 if (L != NULL) | |
| 1152 { | |
| 1153 lua_close(L); | |
| 1154 L = NULL; | |
|
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1155 #ifdef DYNAMIC_LUA |
| 2330 | 1156 end_dynamic_lua(); |
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1157 #endif |
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1158 } |
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1159 } |
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1160 |
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1161 /* ex commands */ |
| 2330 | 1162 void |
| 1163 ex_lua(exarg_T *eap) | |
| 1164 { | |
|
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1165 char *script; |
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1166 if (lua_init() == FAIL) return; |
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1167 script = (char *) script_get(eap, eap->arg); |
| 2330 | 1168 if (!eap->skip) |
| 1169 { | |
| 1170 char *s = (script) ? script : (char *) eap->arg; | |
| 1171 luaV_setrange(L, eap->line1, eap->line2); | |
| 1172 if (luaL_loadbuffer(L, s, strlen(s), LUAVIM_CHUNKNAME) | |
| 1173 || lua_pcall(L, 0, 0, 0)) | |
| 1174 luaV_emsg(L); | |
|
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1175 } |
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1176 if (script != NULL) vim_free(script); |
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1177 } |
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1178 |
| 2330 | 1179 void |
| 1180 ex_luado(exarg_T *eap) | |
| 1181 { | |
|
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1182 linenr_T l; |
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1183 const char *s = (const char *) eap->arg; |
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1184 luaL_Buffer b; |
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1185 size_t len; |
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1186 if (lua_init() == FAIL) return; |
| 2330 | 1187 if (u_save(eap->line1 - 1, eap->line2 + 1) == FAIL) |
| 1188 { | |
| 1189 EMSG(_("cannot save undo information")); | |
| 1190 return; | |
|
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1191 } |
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1192 luaV_setrange(L, eap->line1, eap->line2); |
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1193 luaL_buffinit(L, &b); |
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1194 luaL_addlstring(&b, "return function(line) ", 22); /* header */ |
|
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1195 luaL_addlstring(&b, s, strlen(s)); |
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1196 luaL_addlstring(&b, " end", 4); /* footer */ |
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1197 luaL_pushresult(&b); |
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1198 s = lua_tolstring(L, -1, &len); |
| 2330 | 1199 if (luaL_loadbuffer(L, s, len, LUAVIM_CHUNKNAME)) |
| 1200 { | |
| 1201 luaV_emsg(L); | |
| 1202 lua_pop(L, 1); /* function body */ | |
| 1203 return; | |
|
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1204 } |
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1205 lua_call(L, 0, 1); |
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1206 lua_replace(L, -2); /* function -> body */ |
| 2330 | 1207 for (l = eap->line1; l <= eap->line2; l++) |
| 1208 { | |
| 1209 lua_pushvalue(L, -1); /* function */ | |
| 1210 luaV_pushline(L, curbuf, l); /* current line as arg */ | |
| 1211 if (lua_pcall(L, 1, 1, 0)) | |
| 1212 { | |
| 1213 luaV_emsg(L); | |
| 1214 break; | |
| 1215 } | |
| 1216 if (lua_isstring(L, -1)) /* update line? */ | |
| 1217 { | |
|
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1218 #ifdef HAVE_SANDBOX |
| 2330 | 1219 luaV_checksandbox(L); |
|
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1220 #endif |
| 2330 | 1221 ml_replace(l, luaV_toline(L, -1), TRUE); |
| 1222 changed_bytes(l, 0); | |
| 1223 lua_pop(L, 1); /* result from luaV_toline */ | |
| 1224 } | |
| 1225 lua_pop(L, 1); /* line */ | |
|
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1226 } |
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1227 lua_pop(L, 1); /* function */ |
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1228 check_cursor(); |
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1229 update_screen(NOT_VALID); |
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1230 } |
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1231 |
| 2330 | 1232 void |
| 1233 ex_luafile(exarg_T *eap) | |
| 1234 { | |
| 1235 if (lua_init() == FAIL) | |
| 1236 return; | |
| 1237 if (!eap->skip) | |
| 1238 { | |
| 1239 luaV_setrange(L, eap->line1, eap->line2); | |
| 1240 if (luaL_loadfile(L, (char *) eap->arg) || lua_pcall(L, 0, 0, 0)) | |
| 1241 luaV_emsg(L); | |
|
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1242 } |
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1243 } |
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1244 |
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1245 /* buffer */ |
| 2330 | 1246 void |
| 1247 lua_buffer_free(buf_T *buf) | |
| 1248 { | |
|
2543
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
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1249 if (!lua_is_open()) return; |
|
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1250 luaV_getfield(L, LUAVIM_FREE); |
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1251 lua_pushlightuserdata(L, (void *) buf); |
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1252 lua_call(L, 1, 0); |
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1253 } |
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1254 |
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1255 /* window */ |
| 2330 | 1256 void |
| 1257 lua_window_free(win_T *win) | |
| 1258 { | |
|
2543
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
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1259 if (!lua_is_open()) return; |
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1260 luaV_getfield(L, LUAVIM_FREE); |
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1261 lua_pushlightuserdata(L, (void *) win); |
|
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1262 lua_call(L, 1, 0); |
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1263 } |
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1264 |
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1265 #endif |