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lite-xl
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Code Issues 7 Pull Requests Projects Releases 14 Wiki Activity

Moved things around, fixed a few things up.

This commit is contained in:
Adam Harrison 2021-09-16 12:37:17 -04:00
parent e9f48ce949
commit 377ce1cd06
6 changed files with 336 additions and 53 deletions
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2
build_plugin.sh
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@ -1 +1 @@
gcc sample_plugin.c -shared -o data/plugins/sample.so gcc -g sample_plugin.c -shared -o data/plugins/sample.so

16
data/core/start.lua
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@ -19,5 +19,17 @@ package.path = DATADIR .. '/?.lua;' .. package.path
package.path = DATADIR .. '/?/init.lua;' .. package.path package.path = DATADIR .. '/?/init.lua;' .. package.path
package.path = USERDIR .. '/?.lua;' .. package.path package.path = USERDIR .. '/?.lua;' .. package.path
package.path = USERDIR .. '/?/init.lua;' .. package.path package.path = USERDIR .. '/?/init.lua;' .. package.path
package.cpath = DATADIR .. '/?.' .. (MACOS and 'lib' or (WINDOWS and 'dll' or 'so')) .. ';' .. package.cpath
package.searchers[3] = system.searcher_plugin local dynamic_suffix = MACOS and 'lib' or (WINDOWS and 'dll' or 'so')
package.cpath = DATADIR .. '/?.' .. dynamic_suffix .. ';' .. package.cpath
package.searchers[3] = function(modname)
local s,e = 0
repeat
e = package.cpath:find(";", s) or #package.cpath
local path = package.cpath:sub(s, e - 1):gsub("?", modname:gsub("%.", "/"))
if system.get_file_info(path) then
return system.load_native_plugin, path
end
s = e + 1
until s > #package.cpath
end

17
generate_header.sh Executable file
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@ -0,0 +1,17 @@
#!/bin/sh
# Takes lua folder, outputs a header file that includes all the necessary macros for writing a lite plugin.
# Takes a minimal approach, and strips out problematic functions. Should be good enough for most purposes.
echo "// This file was automatically generated by generate_header.sh. Do not modify directly."
echo "#include <stddef.h>"
echo "typedef struct lua_State lua_State; typedef double lua_Number; typedef int (*lua_CFunction)(lua_State*); typedef ptrdiff_t lua_Integer;"
echo "typedef unsigned long lua_Unsigned; typedef struct luaL_Buffer luaL_Buffer; typedef struct luaL_Reg luaL_Reg; typedef struct lua_Debug lua_Debug;"
echo "typedef void (*lua_Hook) (lua_State *L, lua_Debug *ar);"
echo "typedef void * (*lua_Alloc) (void *ud, void *ptr, size_t osize, size_t nsize);"
echo "typedef int (*lua_Writer) (lua_State *L, const void* p, size_t sz, void* ud);"
grep -h "^LUA\(LIB\)*_API" $1/*.h | sed "s/LUA\(LIB\)*_API //" | sed "s/(lua/(*lua/" | grep -v ",\s*$" | sed "s/^/static /"
grep -h "#define luaL*_" $1/*.h | grep -v "\\\s*$" | grep -v "\(assert\|lock\)" | grep -v "\(asm\|int32\)" | grep -v "#define lua_number2integer(i,n)\s*lua_number2int(i, n)"
echo "#define IMPORT_SYMBOL(name, ret, ...) name = (ret (*)(__VA_ARGS__))symbol(#name)"
echo "static void lite_init_plugin(void* (*symbol(const char*))) {"
grep -h "^LUA\(LIB\)*_API" $1/*.h | sed "s/LUA\(LIB\)*_API //" | sed "s/(lua/(*lua/" | grep -v ",\s*$" | sed "s/^\([^)]*\)(\*\(lua\w*\))\s*(/\tIMPORT_SYMBOL(\2, \1,/"
echo "}"

300
lite_plugin_api.h Normal file
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@ -0,0 +1,300 @@
// This file was automatically generated by generate_header.sh. Do not modify directly.
#include <stddef.h>
typedef struct lua_State lua_State; typedef double lua_Number; typedef int (*lua_CFunction)(lua_State*); typedef ptrdiff_t lua_Integer;
typedef unsigned long lua_Unsigned; typedef struct luaL_Buffer luaL_Buffer; typedef struct luaL_Reg luaL_Reg; typedef struct lua_Debug lua_Debug;
typedef void (*lua_Hook) (lua_State *L, lua_Debug *ar);
typedef void * (*lua_Alloc) (void *ud, void *ptr, size_t osize, size_t nsize);
typedef int (*lua_Writer) (lua_State *L, const void* p, size_t sz, void* ud);
static void (*luaL_checkversion_) (lua_State *L, lua_Number ver);
static int (*luaL_getmetafield) (lua_State *L, int obj, const char *e);
static int (*luaL_callmeta) (lua_State *L, int obj, const char *e);
static const char *(*luaL_tolstring) (lua_State *L, int idx, size_t *len);
static int (*luaL_argerror) (lua_State *L, int numarg, const char *extramsg);
static lua_Number (*luaL_checknumber) (lua_State *L, int numArg);
static lua_Number (*luaL_optnumber) (lua_State *L, int nArg, lua_Number def);
static lua_Integer (*luaL_checkinteger) (lua_State *L, int numArg);
static lua_Unsigned (*luaL_checkunsigned) (lua_State *L, int numArg);
static void (*luaL_checkstack) (lua_State *L, int sz, const char *msg);
static void (*luaL_checktype) (lua_State *L, int narg, int t);
static void (*luaL_checkany) (lua_State *L, int narg);
static int (*luaL_newmetatable) (lua_State *L, const char *tname);
static void (*luaL_setmetatable) (lua_State *L, const char *tname);
static void *(*luaL_testudata) (lua_State *L, int ud, const char *tname);
static void *(*luaL_checkudata) (lua_State *L, int ud, const char *tname);
static void (*luaL_where) (lua_State *L, int lvl);
static int (*luaL_error) (lua_State *L, const char *fmt, ...);
static int (*luaL_fileresult) (lua_State *L, int stat, const char *fname);
static int (*luaL_execresult) (lua_State *L, int stat);
static int (*luaL_ref) (lua_State *L, int t);
static void (*luaL_unref) (lua_State *L, int t, int ref);
static int (*luaL_loadstring) (lua_State *L, const char *s);
static lua_State *(*luaL_newstate) (void);
static int (*luaL_len) (lua_State *L, int idx);
static void (*luaL_setfuncs) (lua_State *L, const luaL_Reg *l, int nup);
static int (*luaL_getsubtable) (lua_State *L, int idx, const char *fname);
static void (*luaL_buffinit) (lua_State *L, luaL_Buffer *B);
static char *(*luaL_prepbuffsize) (luaL_Buffer *B, size_t sz);
static void (*luaL_addlstring) (luaL_Buffer *B, const char *s, size_t l);
static void (*luaL_addstring) (luaL_Buffer *B, const char *s);
static void (*luaL_addvalue) (luaL_Buffer *B);
static void (*luaL_pushresult) (luaL_Buffer *B);
static void (*luaL_pushresultsize) (luaL_Buffer *B, size_t sz);
static char *(*luaL_buffinitsize) (lua_State *L, luaL_Buffer *B, size_t sz);
static lua_State *(*lua_newstate) (lua_Alloc f, void *ud);
static void (*lua_close) (lua_State *L);
static lua_State *(*lua_newthread) (lua_State *L);
static lua_CFunction (*lua_atpanic) (lua_State *L, lua_CFunction panicf);
static const lua_Number *(*lua_version) (lua_State *L);
static int (*lua_absindex) (lua_State *L, int idx);
static int (*lua_gettop) (lua_State *L);
static void (*lua_settop) (lua_State *L, int idx);
static void (*lua_pushvalue) (lua_State *L, int idx);
static void (*lua_remove) (lua_State *L, int idx);
static void (*lua_insert) (lua_State *L, int idx);
static void (*lua_replace) (lua_State *L, int idx);
static void (*lua_copy) (lua_State *L, int fromidx, int toidx);
static int (*lua_checkstack) (lua_State *L, int sz);
static void (*lua_xmove) (lua_State *from, lua_State *to, int n);
static int (*lua_isnumber) (lua_State *L, int idx);
static int (*lua_isstring) (lua_State *L, int idx);
static int (*lua_iscfunction) (lua_State *L, int idx);
static int (*lua_isuserdata) (lua_State *L, int idx);
static int (*lua_type) (lua_State *L, int idx);
static const char *(*lua_typename) (lua_State *L, int tp);
static lua_Number (*lua_tonumberx) (lua_State *L, int idx, int *isnum);
static lua_Integer (*lua_tointegerx) (lua_State *L, int idx, int *isnum);
static lua_Unsigned (*lua_tounsignedx) (lua_State *L, int idx, int *isnum);
static int (*lua_toboolean) (lua_State *L, int idx);
static const char *(*lua_tolstring) (lua_State *L, int idx, size_t *len);
static size_t (*lua_rawlen) (lua_State *L, int idx);
static lua_CFunction (*lua_tocfunction) (lua_State *L, int idx);
static void *(*lua_touserdata) (lua_State *L, int idx);
static lua_State *(*lua_tothread) (lua_State *L, int idx);
static const void *(*lua_topointer) (lua_State *L, int idx);
static void (*lua_arith) (lua_State *L, int op);
static int (*lua_rawequal) (lua_State *L, int idx1, int idx2);
static int (*lua_compare) (lua_State *L, int idx1, int idx2, int op);
static void (*lua_pushnil) (lua_State *L);
static void (*lua_pushnumber) (lua_State *L, lua_Number n);
static void (*lua_pushinteger) (lua_State *L, lua_Integer n);
static void (*lua_pushunsigned) (lua_State *L, lua_Unsigned n);
static const char *(*lua_pushlstring) (lua_State *L, const char *s, size_t l);
static const char *(*lua_pushstring) (lua_State *L, const char *s);
static const char *(*lua_pushfstring) (lua_State *L, const char *fmt, ...);
static void (*lua_pushcclosure) (lua_State *L, lua_CFunction fn, int n);
static void (*lua_pushboolean) (lua_State *L, int b);
static void (*lua_pushlightuserdata) (lua_State *L, void *p);
static int (*lua_pushthread) (lua_State *L);
static void (*lua_getglobal) (lua_State *L, const char *var);
static void (*lua_gettable) (lua_State *L, int idx);
static void (*lua_getfield) (lua_State *L, int idx, const char *k);
static void (*lua_rawget) (lua_State *L, int idx);
static void (*lua_rawgeti) (lua_State *L, int idx, int n);
static void (*lua_rawgetp) (lua_State *L, int idx, const void *p);
static void (*lua_createtable) (lua_State *L, int narr, int nrec);
static void *(*lua_newuserdata) (lua_State *L, size_t sz);
static int (*lua_getmetatable) (lua_State *L, int objindex);
static void (*lua_getuservalue) (lua_State *L, int idx);
static void (*lua_setglobal) (lua_State *L, const char *var);
static void (*lua_settable) (lua_State *L, int idx);
static void (*lua_setfield) (lua_State *L, int idx, const char *k);
static void (*lua_rawset) (lua_State *L, int idx);
static void (*lua_rawseti) (lua_State *L, int idx, int n);
static void (*lua_rawsetp) (lua_State *L, int idx, const void *p);
static int (*lua_setmetatable) (lua_State *L, int objindex);
static void (*lua_setuservalue) (lua_State *L, int idx);
static int (*lua_getctx) (lua_State *L, int *ctx);
static int (*lua_dump) (lua_State *L, lua_Writer writer, void *data);
static int (*lua_resume) (lua_State *L, lua_State *from, int narg);
static int (*lua_status) (lua_State *L);
static int (*lua_gc) (lua_State *L, int what, int data);
static int (*lua_error) (lua_State *L);
static int (*lua_next) (lua_State *L, int idx);
static void (*lua_concat) (lua_State *L, int n);
static void (*lua_len) (lua_State *L, int idx);
static lua_Alloc (*lua_getallocf) (lua_State *L, void **ud);
static void (*lua_setallocf) (lua_State *L, lua_Alloc f, void *ud);
static int (*lua_getstack) (lua_State *L, int level, lua_Debug *ar);
static int (*lua_getinfo) (lua_State *L, const char *what, lua_Debug *ar);
static const char *(*lua_getlocal) (lua_State *L, const lua_Debug *ar, int n);
static const char *(*lua_setlocal) (lua_State *L, const lua_Debug *ar, int n);
static const char *(*lua_getupvalue) (lua_State *L, int funcindex, int n);
static const char *(*lua_setupvalue) (lua_State *L, int funcindex, int n);
static void *(*lua_upvalueid) (lua_State *L, int fidx, int n);
static int (*lua_sethook) (lua_State *L, lua_Hook func, int mask, int count);
static lua_Hook (*lua_gethook) (lua_State *L);
static int (*lua_gethookmask) (lua_State *L);
static int (*lua_gethookcount) (lua_State *L);
static void (*luaL_openlibs) (lua_State *L);
#define luaL_checkversion(L) luaL_checkversion_(L, LUA_VERSION_NUM)
#define luaL_loadfile(L,f) luaL_loadfilex(L,f,NULL)
#define luaL_newlib(L,l) (luaL_newlibtable(L,l), luaL_setfuncs(L,l,0))
#define luaL_checkstring(L,n) (luaL_checklstring(L, (n), NULL))
#define luaL_optstring(L,n,d) (luaL_optlstring(L, (n), (d), NULL))
#define luaL_checkint(L,n) ((int)luaL_checkinteger(L, (n)))
#define luaL_optint(L,n,d) ((int)luaL_optinteger(L, (n), (d)))
#define luaL_checklong(L,n) ((long)luaL_checkinteger(L, (n)))
#define luaL_optlong(L,n,d) ((long)luaL_optinteger(L, (n), (d)))
#define luaL_typename(L,i) lua_typename(L, lua_type(L,(i)))
#define luaL_getmetatable(L,n) (lua_getfield(L, LUA_REGISTRYINDEX, (n)))
#define luaL_opt(L,f,n,d) (lua_isnoneornil(L,(n)) ? (d) : f(L,(n)))
#define luaL_loadbuffer(L,s,sz,n) luaL_loadbufferx(L,s,sz,n,NULL)
#define luaL_addsize(B,s) ((B)->n += (s))
#define luaL_prepbuffer(B) luaL_prepbuffsize(B, LUAL_BUFFERSIZE)
#define luaL_register(L,n,l) (luaL_openlib(L,(n),(l),0))
#define lua_number2int(i,n) ((i)=(int)(n))
#define lua_number2integer(i,n) ((i)=(lua_Integer)(n))
#define lua_number2unsigned(i,n) ((i)=(lua_Unsigned)(n))
#define luaL_newstate() lua_newstate(debug_realloc, &l_memcontrol)
#define lua_h
#define lua_upvalueindex(i) (LUA_REGISTRYINDEX - (i))
#define lua_call(L,n,r) lua_callk(L, (n), (r), 0, NULL)
#define lua_pcall(L,n,r,f) lua_pcallk(L, (n), (r), (f), 0, NULL)
#define lua_yield(L,n) lua_yieldk(L, (n), 0, NULL)
#define lua_tonumber(L,i) lua_tonumberx(L,i,NULL)
#define lua_tointeger(L,i) lua_tointegerx(L,i,NULL)
#define lua_tounsigned(L,i) lua_tounsignedx(L,i,NULL)
#define lua_pop(L,n) lua_settop(L, -(n)-1)
#define lua_newtable(L) lua_createtable(L, 0, 0)
#define lua_register(L,n,f) (lua_pushcfunction(L, (f)), lua_setglobal(L, (n)))
#define lua_pushcfunction(L,f) lua_pushcclosure(L, (f), 0)
#define lua_isfunction(L,n) (lua_type(L, (n)) == LUA_TFUNCTION)
#define lua_istable(L,n) (lua_type(L, (n)) == LUA_TTABLE)
#define lua_islightuserdata(L,n) (lua_type(L, (n)) == LUA_TLIGHTUSERDATA)
#define lua_isnil(L,n) (lua_type(L, (n)) == LUA_TNIL)
#define lua_isboolean(L,n) (lua_type(L, (n)) == LUA_TBOOLEAN)
#define lua_isthread(L,n) (lua_type(L, (n)) == LUA_TTHREAD)
#define lua_isnone(L,n) (lua_type(L, (n)) == LUA_TNONE)
#define lua_isnoneornil(L, n) (lua_type(L, (n)) <= 0)
#define lua_tostring(L,i) lua_tolstring(L, (i), NULL)
#define lua_strlen(L,i) lua_rawlen(L, (i))
#define lua_objlen(L,i) lua_rawlen(L, (i))
#define lua_equal(L,idx1,idx2) lua_compare(L,(idx1),(idx2),LUA_OPEQ)
#define lua_lessthan(L,idx1,idx2) lua_compare(L,(idx1),(idx2),LUA_OPLT)
#define lua_number2str(s,n) sprintf((s), LUA_NUMBER_FMT, (n))
#define lua_str2number(s,p) strtod((s), (p))
#define lua_strx2number(s,p) strtod((s), (p))
#define IMPORT_SYMBOL(name, ret, ...) name = (ret (*)(__VA_ARGS__))symbol(#name)
static void lite_init_plugin(void* (*symbol(const char*))) {
IMPORT_SYMBOL(luaL_checkversion_, void ,lua_State *L, lua_Number ver);
IMPORT_SYMBOL(luaL_getmetafield, int ,lua_State *L, int obj, const char *e);
IMPORT_SYMBOL(luaL_callmeta, int ,lua_State *L, int obj, const char *e);
IMPORT_SYMBOL(luaL_tolstring, const char *,lua_State *L, int idx, size_t *len);
IMPORT_SYMBOL(luaL_argerror, int ,lua_State *L, int numarg, const char *extramsg);
IMPORT_SYMBOL(luaL_checknumber, lua_Number ,lua_State *L, int numArg);
IMPORT_SYMBOL(luaL_optnumber, lua_Number ,lua_State *L, int nArg, lua_Number def);
IMPORT_SYMBOL(luaL_checkinteger, lua_Integer ,lua_State *L, int numArg);
IMPORT_SYMBOL(luaL_checkunsigned, lua_Unsigned ,lua_State *L, int numArg);
IMPORT_SYMBOL(luaL_checkstack, void ,lua_State *L, int sz, const char *msg);
IMPORT_SYMBOL(luaL_checktype, void ,lua_State *L, int narg, int t);
IMPORT_SYMBOL(luaL_checkany, void ,lua_State *L, int narg);
IMPORT_SYMBOL(luaL_newmetatable, int ,lua_State *L, const char *tname);
IMPORT_SYMBOL(luaL_setmetatable, void ,lua_State *L, const char *tname);
IMPORT_SYMBOL(luaL_testudata, void *,lua_State *L, int ud, const char *tname);
IMPORT_SYMBOL(luaL_checkudata, void *,lua_State *L, int ud, const char *tname);
IMPORT_SYMBOL(luaL_where, void ,lua_State *L, int lvl);
IMPORT_SYMBOL(luaL_error, int ,lua_State *L, const char *fmt, ...);
IMPORT_SYMBOL(luaL_fileresult, int ,lua_State *L, int stat, const char *fname);
IMPORT_SYMBOL(luaL_execresult, int ,lua_State *L, int stat);
IMPORT_SYMBOL(luaL_ref, int ,lua_State *L, int t);
IMPORT_SYMBOL(luaL_unref, void ,lua_State *L, int t, int ref);
IMPORT_SYMBOL(luaL_loadstring, int ,lua_State *L, const char *s);
IMPORT_SYMBOL(luaL_newstate, lua_State *,void);
IMPORT_SYMBOL(luaL_len, int ,lua_State *L, int idx);
IMPORT_SYMBOL(luaL_setfuncs, void ,lua_State *L, const luaL_Reg *l, int nup);
IMPORT_SYMBOL(luaL_getsubtable, int ,lua_State *L, int idx, const char *fname);
IMPORT_SYMBOL(luaL_buffinit, void ,lua_State *L, luaL_Buffer *B);
IMPORT_SYMBOL(luaL_prepbuffsize, char *,luaL_Buffer *B, size_t sz);
IMPORT_SYMBOL(luaL_addlstring, void ,luaL_Buffer *B, const char *s, size_t l);
IMPORT_SYMBOL(luaL_addstring, void ,luaL_Buffer *B, const char *s);
IMPORT_SYMBOL(luaL_addvalue, void ,luaL_Buffer *B);
IMPORT_SYMBOL(luaL_pushresult, void ,luaL_Buffer *B);
IMPORT_SYMBOL(luaL_pushresultsize, void ,luaL_Buffer *B, size_t sz);
IMPORT_SYMBOL(luaL_buffinitsize, char *,lua_State *L, luaL_Buffer *B, size_t sz);
IMPORT_SYMBOL(lua_newstate, lua_State *,lua_Alloc f, void *ud);
IMPORT_SYMBOL(lua_close, void ,lua_State *L);
IMPORT_SYMBOL(lua_newthread, lua_State *,lua_State *L);
IMPORT_SYMBOL(lua_atpanic, lua_CFunction ,lua_State *L, lua_CFunction panicf);
IMPORT_SYMBOL(lua_version, const lua_Number *,lua_State *L);
IMPORT_SYMBOL(lua_absindex, int ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_gettop, int ,lua_State *L);
IMPORT_SYMBOL(lua_settop, void ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_pushvalue, void ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_remove, void ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_insert, void ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_replace, void ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_copy, void ,lua_State *L, int fromidx, int toidx);
IMPORT_SYMBOL(lua_checkstack, int ,lua_State *L, int sz);
IMPORT_SYMBOL(lua_xmove, void ,lua_State *from, lua_State *to, int n);
IMPORT_SYMBOL(lua_isnumber, int ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_isstring, int ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_iscfunction, int ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_isuserdata, int ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_type, int ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_typename, const char *,lua_State *L, int tp);
IMPORT_SYMBOL(lua_tonumberx, lua_Number ,lua_State *L, int idx, int *isnum);
IMPORT_SYMBOL(lua_tointegerx, lua_Integer ,lua_State *L, int idx, int *isnum);
IMPORT_SYMBOL(lua_tounsignedx, lua_Unsigned ,lua_State *L, int idx, int *isnum);
IMPORT_SYMBOL(lua_toboolean, int ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_tolstring, const char *,lua_State *L, int idx, size_t *len);
IMPORT_SYMBOL(lua_rawlen, size_t ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_tocfunction, lua_CFunction ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_touserdata, void *,lua_State *L, int idx);
IMPORT_SYMBOL(lua_tothread, lua_State *,lua_State *L, int idx);
IMPORT_SYMBOL(lua_topointer, const void *,lua_State *L, int idx);
IMPORT_SYMBOL(lua_arith, void ,lua_State *L, int op);
IMPORT_SYMBOL(lua_rawequal, int ,lua_State *L, int idx1, int idx2);
IMPORT_SYMBOL(lua_compare, int ,lua_State *L, int idx1, int idx2, int op);
IMPORT_SYMBOL(lua_pushnil, void ,lua_State *L);
IMPORT_SYMBOL(lua_pushnumber, void ,lua_State *L, lua_Number n);
IMPORT_SYMBOL(lua_pushinteger, void ,lua_State *L, lua_Integer n);
IMPORT_SYMBOL(lua_pushunsigned, void ,lua_State *L, lua_Unsigned n);
IMPORT_SYMBOL(lua_pushlstring, const char *,lua_State *L, const char *s, size_t l);
IMPORT_SYMBOL(lua_pushstring, const char *,lua_State *L, const char *s);
IMPORT_SYMBOL(lua_pushfstring, const char *,lua_State *L, const char *fmt, ...);
IMPORT_SYMBOL(lua_pushcclosure, void ,lua_State *L, lua_CFunction fn, int n);
IMPORT_SYMBOL(lua_pushboolean, void ,lua_State *L, int b);
IMPORT_SYMBOL(lua_pushlightuserdata, void ,lua_State *L, void *p);
IMPORT_SYMBOL(lua_pushthread, int ,lua_State *L);
IMPORT_SYMBOL(lua_getglobal, void ,lua_State *L, const char *var);
IMPORT_SYMBOL(lua_gettable, void ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_getfield, void ,lua_State *L, int idx, const char *k);
IMPORT_SYMBOL(lua_rawget, void ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_rawgeti, void ,lua_State *L, int idx, int n);
IMPORT_SYMBOL(lua_rawgetp, void ,lua_State *L, int idx, const void *p);
IMPORT_SYMBOL(lua_createtable, void ,lua_State *L, int narr, int nrec);
IMPORT_SYMBOL(lua_newuserdata, void *,lua_State *L, size_t sz);
IMPORT_SYMBOL(lua_getmetatable, int ,lua_State *L, int objindex);
IMPORT_SYMBOL(lua_getuservalue, void ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_setglobal, void ,lua_State *L, const char *var);
IMPORT_SYMBOL(lua_settable, void ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_setfield, void ,lua_State *L, int idx, const char *k);
IMPORT_SYMBOL(lua_rawset, void ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_rawseti, void ,lua_State *L, int idx, int n);
IMPORT_SYMBOL(lua_rawsetp, void ,lua_State *L, int idx, const void *p);
IMPORT_SYMBOL(lua_setmetatable, int ,lua_State *L, int objindex);
IMPORT_SYMBOL(lua_setuservalue, void ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_getctx, int ,lua_State *L, int *ctx);
IMPORT_SYMBOL(lua_dump, int ,lua_State *L, lua_Writer writer, void *data);
IMPORT_SYMBOL(lua_resume, int ,lua_State *L, lua_State *from, int narg);
IMPORT_SYMBOL(lua_status, int ,lua_State *L);
IMPORT_SYMBOL(lua_gc, int ,lua_State *L, int what, int data);
IMPORT_SYMBOL(lua_error, int ,lua_State *L);
IMPORT_SYMBOL(lua_next, int ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_concat, void ,lua_State *L, int n);
IMPORT_SYMBOL(lua_len, void ,lua_State *L, int idx);
IMPORT_SYMBOL(lua_getallocf, lua_Alloc ,lua_State *L, void **ud);
IMPORT_SYMBOL(lua_setallocf, void ,lua_State *L, lua_Alloc f, void *ud);
IMPORT_SYMBOL(lua_getstack, int ,lua_State *L, int level, lua_Debug *ar);
IMPORT_SYMBOL(lua_getinfo, int ,lua_State *L, const char *what, lua_Debug *ar);
IMPORT_SYMBOL(lua_getlocal, const char *,lua_State *L, const lua_Debug *ar, int n);
IMPORT_SYMBOL(lua_setlocal, const char *,lua_State *L, const lua_Debug *ar, int n);
IMPORT_SYMBOL(lua_getupvalue, const char *,lua_State *L, int funcindex, int n);
IMPORT_SYMBOL(lua_setupvalue, const char *,lua_State *L, int funcindex, int n);
IMPORT_SYMBOL(lua_upvalueid, void *,lua_State *L, int fidx, int n);
IMPORT_SYMBOL(lua_sethook, int ,lua_State *L, lua_Hook func, int mask, int count);
IMPORT_SYMBOL(lua_gethook, lua_Hook ,lua_State *L);
IMPORT_SYMBOL(lua_gethookmask, int ,lua_State *L);
IMPORT_SYMBOL(lua_gethookcount, int ,lua_State *L);
IMPORT_SYMBOL(luaL_openlibs, void ,lua_State *L);
}

8
sample_plugin.c
View File

@ -1,12 +1,8 @@
typedef struct lua_State lua_State; #include "lite_plugin_api.h"
#define SYMBOL(NAME, RTYPE, ...) RTYPE (*lua_##NAME)(lua_State*, __VA_ARGS__) = (RTYPE (*)(lua_State*, __VA_ARGS__))symbol("lua_" #NAME);
int lua_open_sample(lua_State* L, void* (*symbol(const char*))) { int lua_open_sample(lua_State* L, void* (*symbol(const char*))) {
SYMBOL(createtable, void, int, int); lite_init_plugin(symbol);
SYMBOL(setfield, void, int, const char*);
SYMBOL(pushstring, const char*, const char*);
lua_createtable(L, 0, 0); lua_createtable(L, 0, 0);
lua_pushstring(L, "value"); lua_pushstring(L, "value");
lua_setfield(L, -2, "example"); lua_setfield(L, -2, "example");

46
src/api/system.c
View File

@ -675,7 +675,7 @@ static void* api_require(const char* symbol) {
return NULL; return NULL;
} }
static int loader_plugin(lua_State* L) { static int f_load_native_plugin(lua_State* L) {
size_t sname, modlen, pathlen; size_t sname, modlen, pathlen;
char buffer[512] = "lua_open_"; char buffer[512] = "lua_open_";
const char* modname = luaL_checklstring(L, -2, &modlen); const char* modname = luaL_checklstring(L, -2, &modlen);
@ -699,48 +699,6 @@ static int loader_plugin(lua_State* L) {
return 1; return 1;
} }
#if _WIN32
#define PATH_SEPARATOR '\\'
#define DYNAMIC_SUFFIX "dll"
#else
#if __APPLE__
#define DYNAMIC_SUFFIX "lib"
#else
#define DYNAMIC_SUFFIX "so"
#endif
#define PATH_SEPARATOR '/'
#endif
static int f_searcher_plugin(lua_State *L) {
size_t len, cpath_len, cpath_idx = 0, cpath_q = 0;
const char* modname = luaL_checklstring(L, -1, &len);
lua_getglobal(L, "package");
lua_getfield(L, -1, "cpath");
const char* cpath = luaL_checklstring(L, -1, &cpath_len);
char lib[8192];
for (size_t i = 0; i <= cpath_len; ++i) {
if (i == cpath_len || cpath[i] == ';') {
if (cpath_q) {
size_t offset = cpath_q - cpath_idx;
strncpy(lib, &cpath[cpath_idx], offset);
for (size_t j = 0; j < len && j < sizeof(lib) - 3; ++j)
lib[offset++] = modname[j] != '.' ? modname[j] : PATH_SEPARATOR;
lib[offset++] = '\0';
strcat(lib, "." DYNAMIC_SUFFIX);
struct stat s;
if (!stat(lib, &s)) {
lua_pushcfunction(L, loader_plugin);
lua_pushstring(L, lib);
return 2;
}
}
cpath_idx = i + 1;
cpath_q = 0;
} else if (cpath[i] == '?') {
cpath_q = i;
}
}
return 0;
}
static const luaL_Reg lib[] = { static const luaL_Reg lib[] = {
{ "poll_event", f_poll_event }, { "poll_event", f_poll_event },
@ -768,7 +726,7 @@ static const luaL_Reg lib[] = {
{ "exec", f_exec }, { "exec", f_exec },
{ "fuzzy_match", f_fuzzy_match }, { "fuzzy_match", f_fuzzy_match },
{ "set_window_opacity", f_set_window_opacity }, { "set_window_opacity", f_set_window_opacity },
{ "searcher_plugin", f_searcher_plugin }, { "load_native_plugin", f_load_native_plugin },
{ NULL, NULL } { NULL, NULL }
}; };