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authorFlavioJS <FlavioJS@54d463be-8e91-2dee-dedb-b68131a5f0ec>2008-12-31 15:54:33 +0000
committerFlavioJS <FlavioJS@54d463be-8e91-2dee-dedb-b68131a5f0ec>2008-12-31 15:54:33 +0000
commitec7f385bf8f21fa7cc80f17fb7513e08d78a5ccd (patch)
treeebf6e4777ae4577ccae9bb5bc85371639a90b20f /src
parentb0bf26b076dcc5a6f1d6ecddde89948366e96a1a (diff)
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* Changes to the script engine:
- new stack datatype script_retinfo for C_RETINFO to hold all the return state info that was being stored in the stack. (the script engine in 64bit-ready now) - pop_stack is responsible for adjusting all the stack pointers. - push_* returns the created script_data. - 'return' only converts to value scope variables of the current scope. git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@13427 54d463be-8e91-2dee-dedb-b68131a5f0ec
Diffstat (limited to 'src')
-rw-r--r--src/map/script.c378
-rw-r--r--src/map/script.h11
2 files changed, 212 insertions, 177 deletions
diff --git a/src/map/script.c b/src/map/script.c
index 180349c17..4dadb2775 100644
--- a/src/map/script.c
+++ b/src/map/script.c
@@ -5,6 +5,7 @@
//#define DEBUG_DISASM
//#define DEBUG_RUN
//#define DEBUG_HASH
+//#define DEBUG_DUMP_STACK
#include "../common/cbasetypes.h"
#include "../common/malloc.h"
@@ -108,7 +109,7 @@
/// Pushes a copy of the data in the target index relative to the top of the stack
#define script_pushcopytop(st,i) push_copy((st)->stack, (st)->stack->sp + (i))
/// Removes the range of values [start,end[ relative to the top of the stack
-#define script_removetop(st,start,end) ( pop_stack((st)->stack, ((st)->stack->sp + (start)), (st)->stack->sp + (end)) )
+#define script_removetop(st,start,end) ( pop_stack((st), ((st)->stack->sp + (start)), (st)->stack->sp + (end)) )
//
// struct script_data* data;
@@ -381,6 +382,48 @@ const char* script_op2name(int op)
#undef RETURN_OP_NAME
}
+#ifdef DEBUG_DUMP_STACK
+static void script_dump_stack(struct script_state* st)
+{
+ int i;
+ ShowMessage("\tstart = %d\n", st->start);
+ ShowMessage("\tend = %d\n", st->end);
+ ShowMessage("\tdefsp = %d\n", st->stack->defsp);
+ ShowMessage("\tsp = %d\n", st->stack->sp);
+ for( i = 0; i < st->stack->sp; ++i )
+ {
+ struct script_data* data = &st->stack->stack_data[i];
+ ShowMessage("\t[%d] %s", i, script_op2name(data->type));
+ switch( data->type )
+ {
+ case C_INT:
+ case C_POS:
+ ShowMessage(" %d\n", data->u.num);
+ break;
+
+ case C_STR:
+ case C_CONSTSTR:
+ ShowMessage(" \"%s\"\n", data->u.str);
+ break;
+
+ case C_NAME:
+ ShowMessage(" \"%s\" (id=%d ref=%p subtype=%s)\n", reference_getname(data), data->u.num, data->ref, script_op2name(str_data[data->u.num].type));
+ break;
+
+ case C_RETINFO:
+ {
+ struct script_retinfo* ri = data->u.ri;
+ ShowMessage(" %p {var_function=%p, script=%p, pos=%d, nargs=%d, defsp=%d}\n", ri, ri->var_function, ri->script, ri->pos, ri->nargs, ri->defsp);
+ }
+ break;
+ default:
+ ShowMessage("\n");
+ break;
+ }
+ }
+}
+#endif
+
/// Reports on the console the src of a script error.
static void script_reportsrc(struct script_state *st)
{
@@ -2222,7 +2265,7 @@ void get_val(struct script_state* st, struct script_data* data)
return;
}
-void push_val2(struct script_stack* stack, enum c_op type, int val, struct linkdb_node** ref);
+struct script_data* push_val2(struct script_stack* stack, enum c_op type, int val, struct linkdb_node** ref);
/// Retrieves the value of a reference identified by uid (variable, constant, param)
/// The value is left in the top of the stack and needs to be removed manually.
@@ -2428,7 +2471,7 @@ void stack_expand(struct script_stack* stack)
#define push_val(stack,type,val) push_val2(stack, type, val, NULL)
/// Pushes a value into the stack (with reference)
-void push_val2(struct script_stack* stack, enum c_op type, int val, struct linkdb_node** ref)
+struct script_data* push_val2(struct script_stack* stack, enum c_op type, int val, struct linkdb_node** ref)
{
if( stack->sp >= stack->sp_max )
stack_expand(stack);
@@ -2436,10 +2479,11 @@ void push_val2(struct script_stack* stack, enum c_op type, int val, struct linkd
stack->stack_data[stack->sp].u.num = val;
stack->stack_data[stack->sp].ref = ref;
stack->sp++;
+ return &stack->stack_data[stack->sp-1];
}
/// Pushes a string into the stack
-void push_str(struct script_stack* stack, enum c_op type, char* str)
+struct script_data* push_str(struct script_stack* stack, enum c_op type, char* str)
{
if( stack->sp >= stack->sp_max )
stack_expand(stack);
@@ -2447,21 +2491,38 @@ void push_str(struct script_stack* stack, enum c_op type, char* str)
stack->stack_data[stack->sp].u.str = str;
stack->stack_data[stack->sp].ref = NULL;
stack->sp++;
+ return &stack->stack_data[stack->sp-1];
+}
+
+/// Pushes a retinfo into the stack
+struct script_data* push_retinfo(struct script_stack* stack, struct script_retinfo* ri)
+{
+ if( stack->sp >= stack->sp_max )
+ stack_expand(stack);
+ stack->stack_data[stack->sp].type = C_RETINFO;
+ stack->stack_data[stack->sp].u.ri = ri;
+ stack->stack_data[stack->sp].ref = NULL;
+ stack->sp++;
+ return &stack->stack_data[stack->sp-1];
}
/// Pushes a copy of the target position into the stack
-void push_copy(struct script_stack* stack, int pos)
+struct script_data* push_copy(struct script_stack* stack, int pos)
{
switch( stack->stack_data[pos].type )
{
case C_CONSTSTR:
- push_str(stack, C_CONSTSTR, stack->stack_data[pos].u.str);
+ return push_str(stack, C_CONSTSTR, stack->stack_data[pos].u.str);
break;
case C_STR:
- push_str(stack, C_STR, aStrdup(stack->stack_data[pos].u.str));
+ return push_str(stack, C_STR, aStrdup(stack->stack_data[pos].u.str));
+ break;
+ case C_RETINFO:
+ ShowFatalError("script:push_copy: can't create copies of C_RETINFO. Exiting...\n");
+ exit(1);
break;
default:
- push_val2(
+ return push_val2(
stack,stack->stack_data[pos].type,
stack->stack_data[pos].u.num,
stack->stack_data[pos].ref
@@ -2470,16 +2531,18 @@ void push_copy(struct script_stack* stack, int pos)
}
}
-/// Removes the values in indexes [start,end[ from the stack
-void pop_stack(struct script_stack* stack, int start, int end)
+/// Removes the values in indexes [start,end[ from the stack.
+/// Adjusts all stack pointers.
+void pop_stack(struct script_state* st, int start, int end)
{
+ struct script_stack* stack = st->stack;
struct script_data* data;
int i;
if( start < 0 )
start = 0;
- if( end > stack->sp_max )
- end = stack->sp_max;
+ if( end > stack->sp )
+ end = stack->sp;
if( start >= end )
return;// nothing to pop
@@ -2489,11 +2552,32 @@ void pop_stack(struct script_stack* stack, int start, int end)
data = &stack->stack_data[i];
if( data->type == C_STR )
aFree(data->u.str);
+ if( data->type == C_RETINFO )
+ {
+ struct script_retinfo* ri = data->u.ri;
+ if( ri->var_function )
+ {
+ script_free_vars(ri->var_function);
+ aFree(ri->var_function);
+ }
+ aFree(ri);
+ }
data->type = C_NOP;
}
// move the rest of the elements
if( stack->sp > end )
+ {
memmove(&stack->stack_data[start], &stack->stack_data[end], sizeof(stack->stack_data[0])*(stack->sp - end));
+ for( i = start + stack->sp - end; i < stack->sp; ++i )
+ stack->stack_data[i].type = C_NOP;
+ }
+ // adjust stack pointers
+ if( st->start > end ) st->start -= end - start;
+ else if( st->start > start ) st->start = start;
+ if( st->end > end ) st->end -= end - start;
+ else if( st->end > start ) st->end = start;
+ if( stack->defsp > end ) stack->defsp -= end - start;
+ else if( stack->defsp > start ) stack->defsp = start;
stack->sp -= end - start;
}
@@ -2517,29 +2601,6 @@ void script_free_vars(struct linkdb_node **node)
linkdb_final( node );
}
-/*==========================================
- * Free's the whole stack. Invoked when clearing a character. [Skotlex]
- *------------------------------------------*/
-/// @deprecated will be removed later [FlavioJS]
-static void script_free_stack(struct script_stack *stack)
-{
- int i;
- for(i = 0; i < stack->sp; i++) {
- if( stack->stack_data[i].type == C_STR ) {
- aFree(stack->stack_data[i].u.str);
- stack->stack_data[i].type = C_INT;
- } else if( i > 0 && stack->stack_data[i].type == C_RETINFO ) {
- struct linkdb_node** n = (struct linkdb_node**)stack->stack_data[i-1].u.num;
- script_free_vars( n );
- aFree( n );
- }
- }
- script_free_vars( stack->var_function );
- aFree(stack->var_function);
- aFree(stack->stack_data);
- aFree(stack);
-}
-
void script_free_code(struct script_code* code)
{
script_free_vars( &code->script_vars );
@@ -2581,7 +2642,11 @@ void script_free_state(struct script_state* st)
{
if( st->sleep.timer != INVALID_TIMER )
delete_timer(st->sleep.timer, run_script_timer);
- script_free_stack(st->stack);
+ script_free_vars(st->stack->var_function);
+ aFree(st->stack->var_function);
+ pop_stack(st, 0, st->stack->sp);
+ aFree(st->stack->stack_data);
+ aFree(st->stack);
st->pos = -1;
aFree(st);
}
@@ -2858,108 +2923,83 @@ void op_1(struct script_state* st, int op)
}
-/*==========================================
- * 関数の実行
- *------------------------------------------*/
+
+/// Executes a buildin command.
+/// Stack: C_NAME(<command>) C_ARG <arg0> <arg1> ... <argN>
int run_func(struct script_state *st)
{
+ struct script_data* data;
int i,start_sp,end_sp,func;
- end_sp=st->stack->sp;
- for(i=end_sp-1;i>=0 && st->stack->stack_data[i].type!=C_ARG;i--);
- if(i<=0){ //Crash fix when missing "push_val" causes current pointer to become -1. from Rayce (jA)
- ShowError("function not found\n");
-// st->stack->sp=0;
- st->state=END;
+ end_sp = st->stack->sp;// position after the last argument
+ for( i = end_sp-1; i > 0 ; --i )
+ if( st->stack->stack_data[i].type == C_ARG )
+ break;
+ if( i == 0 )
+ {
+ ShowError("script:run_func: C_ARG not found. please report this!!!\n");
+ st->state = END;
script_reportsrc(st);
return 1;
}
- start_sp=i-1;
- st->start=i-1;
- st->end=end_sp;
- func=st->stack->stack_data[st->start].u.num;
-
-#ifdef DEBUG_RUN
- if(battle_config.etc_log) {
- ShowDebug("run_func : %s? (%d(%d)) sp=%d (%d...%d)\n", get_str(func), func, str_data[func].type, st->stack->sp, st->start, st->end);
- ShowDebug("stack dump :");
- for(i=0;i<end_sp;i++){
- switch(st->stack->stack_data[i].type){
- case C_INT:
- ShowMessage(" int(%d)", st->stack->stack_data[i].u.num);
- break;
- case C_NAME:
- ShowMessage(" name(%s)", get_str(st->stack->stack_data[i].u.num & 0xffffff);
- break;
- case C_ARG:
- ShowMessage(" arg");
- break;
- case C_POS:
- ShowMessage(" pos(%d)",st->stack->stack_data[i].u.num);
- break;
- case C_STR:
- ShowMessage(" str(%s)",st->stack->stack_data[i].u.str);
- break;
- case C_CONSTSTR:
- ShowMessage(" cstr(%s)",st->stack->stack_data[i].u.str);
- break;
- default:
- ShowMessage(" etc(%d,%d)",st->stack->stack_data[i].type,st->stack->stack_data[i].u.num);
- }
- }
- ShowMessage("\n");
- }
-#endif
+ start_sp = i-1;// C_NAME of the command
+ st->start = start_sp;
+ st->end = end_sp;
- if(str_data[func].type!=C_FUNC ){
- ShowError("run_func: '"CL_WHITE"%s"CL_RESET"' (type %d) is not function and command!\n", get_str(func), str_data[func].type);
-// st->stack->sp=0;
- st->state=END;
+ data = &st->stack->stack_data[st->start];
+ if( data->type == C_NAME && str_data[data->u.num].type == C_FUNC )
+ func = data->u.num;
+ else
+ {
+ ShowError("script:run_func: not a buildin command.\n");
+ script_reportdata(data);
script_reportsrc(st);
+ st->state = END;
return 1;
}
-#ifdef DEBUG_RUN
- ShowDebug("run_func : %s (func_no : %d , func_type : %d pos : 0x%x)\n", get_str(func),func,str_data[func].type,st->pos);
-#endif
+
if(str_data[func].func){
if (str_data[func].func(st)) //Report error
script_reportsrc(st);
} else {
- ShowError("script:run_func: missing buildin command '%s' (id=%d type=%s)\n", get_str(func), func, script_op2name(str_data[func].type));
- script_pushnil(st);
+ ShowError("script:run_func: '%s' (id=%d type=%s) has no C function. please report this!!!\n", get_str(func), func, script_op2name(str_data[func].type));
script_reportsrc(st);
st->state = END;
}
- // Stack's datum are used when re-run functions [Eoe]
- if(st->state != RERUNLINE) {
- pop_stack(st->stack,start_sp,end_sp);
- }
+ // Stack's datum are used when re-running functions [Eoe]
+ if( st->state == RERUNLINE )
+ return 0;
- if(st->state==RETFUNC){
- // ユーザー定義関数からの復帰
- int olddefsp=st->stack->defsp;
- int i;
+ pop_stack(st, st->start, st->end);
+ if( st->state == RETFUNC )
+ {// return from a user-defined function
+ struct script_retinfo* ri;
+ int olddefsp = st->stack->defsp;
+ int nargs;
- pop_stack(st->stack,st->stack->defsp,start_sp); // 復帰に邪魔なスタック削除
- if(st->stack->defsp<5 || st->stack->stack_data[st->stack->defsp-1].type!=C_RETINFO){
- ShowWarning("script:run_func(return) return without callfunc or callsub!\n");
- st->state=END;
+ pop_stack(st, st->stack->defsp, st->start);// pop distractions from the stack
+ if( st->stack->defsp < 1 || st->stack->stack_data[st->stack->defsp-1].type != C_RETINFO )
+ {
+ ShowWarning("script:run_func: return without callfunc or callsub!\n");
script_reportsrc(st);
+ st->state = END;
return 1;
}
script_free_vars( st->stack->var_function );
aFree(st->stack->var_function);
- i = conv_num(st,& (st->stack->stack_data[st->stack->defsp-5])); // 引数の数所得
- st->pos=conv_num(st,& (st->stack->stack_data[st->stack->defsp-1])); // スクリプト位置の復元
- st->script=(struct script_code*)conv_num(st,& (st->stack->stack_data[st->stack->defsp-3])); // スクリプトを復元
- st->stack->var_function = (struct linkdb_node**)st->stack->stack_data[st->stack->defsp-2].u.num; // 関数依存変数
+ ri = st->stack->stack_data[st->stack->defsp-1].u.ri;
+ nargs = ri->nargs;
+ st->pos = ri->pos;
+ st->script = ri->script;
+ st->stack->var_function = ri->var_function;
+ st->stack->defsp = ri->defsp;
+ memset(ri, 0, sizeof(struct script_retinfo));
- st->stack->defsp=conv_num(st,& (st->stack->stack_data[st->stack->defsp-4])); // 基準スタックポインタを復元
- pop_stack(st->stack,olddefsp-5-i,olddefsp); // 要らなくなったスタック(引数と復帰用データ)削除
+ pop_stack(st, olddefsp-nargs-1, olddefsp);// pop arguments and retinfo
- st->state=GOTO;
+ st->state = GOTO;
}
return 0;
@@ -3080,16 +3120,10 @@ void run_script_main(struct script_state *st)
enum c_op c = get_com(st->script->script_buf,&st->pos);
switch(c){
case C_EOL:
- if( stack->sp != stack->defsp )
- {
- if( stack->sp > stack->defsp )
- { //sp > defsp is valid in cases when you invoke functions and don't use the returned value. [Skotlex]
- //Since sp is supposed to be defsp in these cases, we could assume the extra stack elements are unneeded.
- pop_stack(stack, stack->defsp, stack->sp); //Clear out the unused stack-section.
- } else
- ShowError("script:run_script_main: unexpected stack position stack.sp(%d) != default(%d)\n", stack->sp, stack->defsp);
- stack->sp = stack->defsp;
- }
+ if( stack->defsp > stack->sp )
+ ShowError("script:run_script_main: unexpected stack position (defsp=%d sp=%d). please report this!!!\n", stack->defsp, stack->sp);
+ else
+ pop_stack(st, stack->defsp, stack->sp);// pop unused stack data. (unused return value)
break;
case C_INT:
push_val(stack,C_INT,get_num(st->script->script_buf,&st->pos));
@@ -3770,8 +3804,8 @@ BUILDIN_FUNC(goto)
BUILDIN_FUNC(callfunc)
{
int i, j;
- struct linkdb_node** oldval;
- struct script_code *scr, *oldscr;
+ struct script_retinfo* ri;
+ struct script_code* scr;
const char* str = script_getstr(st,2);
scr = (struct script_code*)strdb_get(userfunc_db, str);
@@ -3783,36 +3817,32 @@ BUILDIN_FUNC(callfunc)
}
for( i = st->start+3, j = 0; i < st->end; i++, j++ )
- push_copy(st->stack,i);
-
- script_pushint(st,j); // push argument count
- script_pushint(st,st->stack->defsp); // push current stack pointer
- script_pushint(st,(int)st->script); // push current script
- script_pushint(st,(int)st->stack->var_function); // push function-dependent variables
- push_val(st->stack,C_RETINFO,st->pos); // push current script location
-
- oldscr = st->script;
- oldval = st->stack->var_function;
-
- st->pos = 0;
- st->script = scr;
- st->stack->defsp = st->start+5+j;
- st->state = GOTO;
- st->stack->var_function = (struct linkdb_node**)aCalloc(1, sizeof(struct linkdb_node*));
-
- for( i = 0; i < j; i++ )
{
- struct script_data* s = script_getdatatop(st, -6-i);
- if( data_isreference(s) && !s->ref )
+ struct script_data* data = push_copy(st->stack,i);
+ if( data_isreference(data) && !data->ref )
{
- const char* name = reference_getname(s);
+ const char* name = reference_getname(data);
if( name[0] == '.' && name[1] == '@' )
- s->ref = oldval;
+ data->ref = st->stack->var_function;
else if( name[0] == '.' )
- s->ref = &oldscr->script_vars;
+ data->ref = &st->script->script_vars;
}
}
+ CREATE(ri, struct script_retinfo, 1);
+ ri->script = st->script;// script code
+ ri->var_function = st->stack->var_function;// scope variables
+ ri->pos = st->pos;// script location
+ ri->nargs = j;// argument count
+ ri->defsp = st->stack->defsp;// default stack pointer
+ push_retinfo(st->stack, ri);
+
+ st->pos = 0;
+ st->script = scr;
+ st->stack->defsp = st->stack->sp;
+ st->state = GOTO;
+ st->stack->var_function = (struct linkdb_node**)aCalloc(1, sizeof(struct linkdb_node*));
+
return 0;
}
/*==========================================
@@ -3821,7 +3851,7 @@ BUILDIN_FUNC(callfunc)
BUILDIN_FUNC(callsub)
{
int i,j;
- struct linkdb_node** oldval;
+ struct script_retinfo* ri;
int pos = script_getnum(st,2);
if( !data_islabel(script_getdata(st,2)) && !data_isfunclabel(script_getdata(st,2)) )
@@ -3832,33 +3862,30 @@ BUILDIN_FUNC(callsub)
return 1;
}
- oldval = st->stack->var_function;
-
for( i = st->start+3, j = 0; i < st->end; i++, j++ )
- push_copy(st->stack,i);
-
- script_pushint(st,j); // push argument count
- script_pushint(st,st->stack->defsp); // push current stack pointer
- script_pushint(st,(int)st->script); // push current script
- script_pushint(st,(int)st->stack->var_function); // push function-dependent variables
- push_val(st->stack,C_RETINFO,st->pos); // push current script location
-
- st->pos = pos;
- st->stack->defsp = st->start+5+j;
- st->state = GOTO;
- st->stack->var_function = (struct linkdb_node**)aCalloc(1, sizeof(struct linkdb_node*));
-
- for(i = 0; i < j; i++)
{
- struct script_data* s = script_getdatatop(st, -6-i);
- if( data_isreference(s) && !s->ref )
+ struct script_data* data = push_copy(st->stack,i);
+ if( data_isreference(data) && !data->ref )
{
- const char* name = reference_getname(s);
+ const char* name = reference_getname(data);
if( name[0] == '.' && name[1] == '@' )
- s->ref = oldval;
+ data->ref = st->stack->var_function;
}
}
+ CREATE(ri, struct script_retinfo, 1);
+ ri->script = st->script;// script code
+ ri->var_function = st->stack->var_function;// scope variables
+ ri->pos = st->pos;// script location
+ ri->nargs = j;// argument count
+ ri->defsp = st->stack->defsp;// default stack pointer
+ push_retinfo(st->stack, ri);
+
+ st->pos = pos;
+ st->stack->defsp = st->stack->sp;
+ st->state = GOTO;
+ st->stack->var_function = (struct linkdb_node**)aCalloc(1, sizeof(struct linkdb_node*));
+
return 0;
}
@@ -3868,28 +3895,26 @@ BUILDIN_FUNC(callsub)
/// getarg(<index>{,<default_value>}) -> <value>
BUILDIN_FUNC(getarg)
{
+ struct script_retinfo* ri;
int idx;
- int count;
- int stsp;
- if( st->stack->defsp < 5 || st->stack->stack_data[st->stack->defsp - 1].type != C_RETINFO )
+ if( st->stack->defsp < 1 || st->stack->stack_data[st->stack->defsp - 1].type != C_RETINFO )
{
ShowError("script:getarg: no callfunc or callsub!\n");
st->state = END;
return 1;
}
- count = conv_num(st, &(st->stack->stack_data[st->stack->defsp - 5]));
- stsp = st->stack->defsp - count - 5;
+ ri = st->stack->stack_data[st->stack->defsp - 1].u.ri;
idx = script_getnum(st,2);
- if( idx < count )
- push_copy(st->stack, stsp + idx);
+ if( idx >= 0 && idx < ri->nargs )
+ push_copy(st->stack, st->stack->defsp - 1 - ri->nargs + idx);
else if( script_hasdata(st,3) )
script_pushcopy(st, 3);
else
{
- ShowError("script:getarg: index (idx=%d) out of range (count=%d) and no default value found\n", idx, count);
+ ShowError("script:getarg: index (idx=%d) out of range (nargs=%d) and no default value found\n", idx, ri->nargs);
st->state = END;
return 1;
}
@@ -3913,8 +3938,9 @@ BUILDIN_FUNC(return)
{
const char* name = reference_getname(data);
if( name[0] == '.' && name[1] == '@' )
- {// temporary script variable, convert to value
- get_val(st, data);
+ {// scope variable
+ if( !data->ref || data->ref == st->stack->var_function )
+ get_val(st, data);// current scope, convert to value
}
else if( name[0] == '.' && !data->ref )
{// script variable, link to current script
@@ -4379,7 +4405,7 @@ BUILDIN_FUNC(input)
sd->state.menu_or_input = 0;
if( is_string_variable(name) )
{
- size_t len = strlen(sd->npc_str);
+ int len = (int)strlen(sd->npc_str);
set_reg(st, sd, uid, name, (void*)sd->npc_str, script_getref(st,2));
script_pushint(st, (len > max ? 1 : len < min ? -1 : 0));
}
diff --git a/src/map/script.h b/src/map/script.h
index fc6422bc5..fa287fc50 100644
--- a/src/map/script.h
+++ b/src/map/script.h
@@ -67,11 +67,20 @@ typedef enum c_op {
C_L_SHIFT // a << b
} c_op;
+struct script_retinfo {
+ struct linkdb_node** var_function;// scope variables
+ struct script_code* script;// script code
+ int pos;// script location
+ int nargs;// argument count
+ int defsp;// default stack pointer
+};
+
struct script_data {
enum c_op type;
union script_data_val {
int num;
char *str;
+ struct script_retinfo* ri;
} u;
struct linkdb_node** ref;
};
@@ -89,7 +98,7 @@ struct script_stack {
int sp_max;// capacity of the stack
int defsp;
struct script_data *stack_data;// stack
- struct linkdb_node **var_function; // ヨ斥耐
+ struct linkdb_node** var_function;// scope variables
};