LIST *
builtin_luafile(
PARSE *parse,
LOL *args,
int *jmp)
{
int top;
int ret;
LIST *l2;
int index = 0;
LIST *l = lol_get(args, 0);
if (!l) {
printf("jam: No argument passed to LuaFile\n");
exit(EXITBAD);
}
ls_lua_init();
top = ls_lua_gettop(L);
ls_lua_newtable(L);
for (l2 = lol_get(args, 1); l2; l2 = l2->next) {
ls_lua_pushstring(L, l2->string);
ls_lua_rawseti(L, -2, ++index);
}
ls_lua_setfield(L, LUA_GLOBALSINDEX, "arg");
ret = ls_luaL_loadfile(L, l->string);
return ls_lua_callhelper(top, ret);
}
int LS_jam_expand(ls_lua_State *L)
{
LIST *list = L0;
LISTITEM* item;
int index;
int numParams = ls_lua_gettop(L);
if (numParams < 1 || numParams > 1)
return 0;
if (!ls_lua_isstring(L, 1))
return 0;
{
LOL lol;
const char* src = ls_lua_tostring(L, 1);
lol_init(&lol);
list = var_expand(L0, src, src + strlen(src), &lol, 0);
}
ls_lua_newtable(L);
index = 1;
for (item = list_first(list); item; item = list_next(item), ++index)
{
ls_lua_pushnumber(L, index);
ls_lua_pushstring(L, list_value(item));
ls_lua_settable(L, -3);
}
return 1;
}
int LS_jam_evaluaterule(ls_lua_State *L)
{
LOL lol;
int i;
LIST *list;
int index;
int numParams = ls_lua_gettop(L);
if (numParams < 1)
return 0;
if (!ls_lua_isstring(L, 1))
return 0;
lol_init(&lol);
for (i = 0; i < numParams - 1; ++i)
{
lol_add(&lol, luahelper_addtolist(L, L0, 2 + i));
}
list = evaluate_rule(ls_lua_tostring(L, 1), &lol, L0);
lol_free(&lol);
ls_lua_newtable(L);
index = 1;
for (; list; list = list_next(list), ++index)
{
ls_lua_pushnumber(L, index);
ls_lua_pushstring(L, list->string);
ls_lua_settable(L, -3);
}
return 1;
}
LIST *
builtin_luafile(
PARSE *parse,
LOL *args,
int *jmp)
{
int top;
int ret;
LISTITEM *l2;
int index = 0;
LIST *l = lol_get(args, 0);
if (!list_first(l)) {
printf("jam: No argument passed to LuaFile\n");
exit(EXITBAD);
}
ls_lua_init();
top = ls_lua_gettop(L);
ls_lua_newtable(L);
for (l2 = list_first(lol_get(args, 1)); l2; l2 = list_next(l2)) {
ls_lua_pushstring(L, list_value(l2));
ls_lua_rawseti(L, -2, ++index);
}
ls_lua_setglobal(L, "arg");
ret = ls_luaL_loadfile(L, list_value(list_first(l)));
return ls_lua_callhelper(top, ret);
}
static int pmain (ls_lua_State *L)
{
int top;
int ret;
ls_luaL_openlibs(L);
ls_lua_pushcclosure(L, LS_jam_getvar, 0);
ls_lua_setglobal(L, "jam_getvar");
ls_lua_pushcclosure(L, LS_jam_setvar, 0);
ls_lua_setglobal(L, "jam_setvar");
ls_lua_pushcclosure(L, LS_jam_action, 0);
ls_lua_setglobal(L, "jam_action");
ls_lua_pushcclosure(L, LS_jam_evaluaterule, 0);
ls_lua_setglobal(L, "jam_evaluaterule");
ls_lua_pushcclosure(L, LS_jam_expand, 0);
ls_lua_setglobal(L, "jam_expand");
ls_lua_pushcclosure(L, LS_jam_parse, 0);
ls_lua_setglobal(L, "jam_parse");
ls_lua_pushcclosure(L, LS_jam_print, 0);
ls_lua_setglobal(L, "jam_print");
top = ls_lua_gettop(L);
ret = ls_luaL_loadstring(L, "lanes = require 'lanes'");
ls_lua_callhelper(top, ret);
ls_lua_getglobal(L, "lanes"); /* lanes */
ls_lua_getfield(L, -1, "configure"); /* lanes configure */
ls_lua_newtable(L); /* lanes configure table */
ls_lua_pushcclosure(L, lanes_on_state_create, 0); /* lanes configure table lanes_on_state_create */
ls_lua_setfield(L, -2, "on_state_create"); /* lanes configure table */
ret = ls_lua_pcall(L, 1, 0, 0); /* lanes */
if (ret != 0) {
const char* err = ls_lua_tostring(L, -1); (void)err;
}
ls_lua_pop(L, 2);
ls_lua_newtable(L);
ls_lua_setglobal(L, "LineFilters");
return 0;
}
int LS_jam_getvar(ls_lua_State *L)
{
LIST *list;
LISTITEM* item;
int index;
int numParams = ls_lua_gettop(L);
if (numParams < 1 || numParams > 2)
return 0;
if (!ls_lua_isstring(L, 1))
return 0;
if (numParams == 1)
{
list = var_get(ls_lua_tostring(L, 1));
}
else
{
TARGET *t;
if (!ls_lua_isstring(L, 2))
return 0;
t = bindtarget(ls_lua_tostring(L, 1));
pushsettings(t->settings);
list = var_get(ls_lua_tostring(L, 2));
popsettings(t->settings);
}
ls_lua_newtable(L);
index = 1;
for (item = list_first(list); item; item = list_next(item), ++index)
{
ls_lua_pushnumber(L, index);
ls_lua_pushstring(L, list_value(item));
ls_lua_settable(L, -3);
}
return 1;
}
int LS_jam_evaluaterule(ls_lua_State *L)
{
LOL lol;
int i;
LIST *list;
LISTITEM* item;
int index;
const char* rule;
int numParams = ls_lua_gettop(L);
if (numParams < 1)
return 0;
if (!ls_lua_isstring(L, 1))
return 0;
lol_init(&lol);
rule = ls_lua_tostring(L, 1);
for (i = 0; i < numParams - 1; ++i)
{
lol_add(&lol, luahelper_addtolist(L, L0, 2 + i));
}
list = evaluate_rule(rule, &lol, L0);
lol_free(&lol);
ls_lua_newtable(L);
index = 1;
for (item = list_first(list); item; item = list_next(item), ++index)
{
ls_lua_pushnumber(L, index);
ls_lua_pushstring(L, list_value(item));
ls_lua_settable(L, -3);
}
return 1;
}
int luahelper_taskadd(const char* taskscript, LOL* args)
{
int ret;
int ref;
size_t taskscriptlen = strlen(taskscript);
char* newTaskScript;
int i;
ls_lua_init();
ls_lua_getglobal(L, "lanes"); /* lanes */
ls_lua_getfield(L, -1, "gen"); /* lanes gen */
ls_lua_pushstring(L, "*"); /* lanes gen * */
newTaskScript = malloc( taskscriptlen + 1 );
strncpy(newTaskScript, taskscript, taskscriptlen);
newTaskScript[taskscriptlen] = 0;
ret = ls_luaL_loadstring(L, newTaskScript); /* lanes gen * script */
if (ret != 0)
{
if (ls_lua_isstring(L, -1))
printf("jam: Error compiling Lua lane\n%s\n", ls_lua_tostring(L, -1));
ls_lua_pop(L, 2);
printf("%s\n", newTaskScript);
free(newTaskScript);
return -1;
}
free(newTaskScript);
ret = ls_lua_pcall(L, 2, 1, 0); /* lanes lane_h */
if (ret != 0)
{
if (ls_lua_isstring(L, -1))
printf("jam: Error creating Lua lane\n%s\n", ls_lua_tostring(L, -1));
ls_lua_pop(L, 2);
return -1;
}
if (!ls_lua_isfunction(L, -1)) /* lanes lane_h */
{
ls_lua_pop(L, 2);
return -1;
}
for (i = 0; i < args->count; ++i)
{
LIST* list = lol_get(args, i);
LISTITEM *l2;
int index = 0;
ls_lua_newtable(L);
for (l2 = list_first(list); l2; l2 = list_next(l2))
{
ls_lua_pushstring(L, list_value(l2));
ls_lua_rawseti(L, -2, ++index);
}
}
ret = ls_lua_pcall(L, args->count, 1, 0); /* lanes ret */
if (ret != 0)
{
if (ls_lua_isstring(L, -1))
printf("jam: Error calling Lua lane\n%s\n", ls_lua_tostring(L, -1));
ls_lua_pop(L, 2);
return -1;
}
ref = ls_luaL_ref(L, LUA_REGISTRYINDEX);
ls_lua_pop(L, 1);
return ref;
}
