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-rw-r--r--src/map/script.c47
-rw-r--r--src/map/script.h3
2 files changed, 40 insertions, 10 deletions
diff --git a/src/map/script.c b/src/map/script.c
index b26ae33e1..dd19e79e2 100644
--- a/src/map/script.c
+++ b/src/map/script.c
@@ -1343,10 +1343,8 @@ const char* parse_syntax(const char* p)
v = p2-p; // length of word at p2
memcpy(label,p,v);
label[v]='\0';
- v = search_str(label);
- if (v < 0 || str_data[v].type != C_INT)
+ if( !script_get_constant(label, &v) )
disp_error_message("parse_syntax: 'case' label not integer",p);
- v = str_data[v].val;
p = skip_word(p);
} else { //Numeric value
if((*p == '-' || *p == '+') && ISDIGIT(p[1])) // pre-skip because '-' can not skip_word
@@ -1918,6 +1916,40 @@ static void add_buildin_func(void)
}
}
+/// Retrieves the value of a constant.
+bool script_get_constant(const char* name, int* value)
+{
+ int n = search_str(name);
+
+ if( n == -1 || str_data[n].type != C_INT )
+ {// not found or not a constant
+ return false;
+ }
+ value[0] = str_data[n].val;
+
+ return true;
+}
+
+/// Creates new constant or parameter with given value.
+void script_set_constant(const char* name, int value, bool isparameter)
+{
+ int n = add_str(name);
+
+ if( str_data[n].type == C_NOP )
+ {// new
+ str_data[n].type = isparameter ? C_PARAM : C_INT;
+ str_data[n].val = value;
+ }
+ else if( str_data[n].type == C_PARAM || str_data[n].type == C_INT )
+ {// existing parameter or constant
+ ShowError("script_set_constant: Attempted to overwrite existing %s '%s' (old value=%d, new value=%d).\n", ( str_data[n].type == C_PARAM ) ? "parameter" : "constant", name, str_data[n].val, value);
+ }
+ else
+ {// existing name
+ ShowError("script_set_constant: Invalid name for %s '%s' (already defined as %s).\n", isparameter ? "parameter" : "constant", name, script_op2name(str_data[n].type));
+ }
+}
+
/*==========================================
* 定数データベースの読み込み
*------------------------------------------*/
@@ -1925,7 +1957,7 @@ static void read_constdb(void)
{
FILE *fp;
char line[1024],name[1024],val[1024];
- int n,type;
+ int type;
sprintf(line, "%s/const.txt", db_path);
fp=fopen(line, "r");
@@ -1940,12 +1972,7 @@ static void read_constdb(void)
type=0;
if(sscanf(line,"%[A-Za-z0-9_],%[-0-9xXA-Fa-f],%d",name,val,&type)>=2 ||
sscanf(line,"%[A-Za-z0-9_] %[-0-9xXA-Fa-f] %d",name,val,&type)>=2){
- n=add_str(name);
- if(type==0)
- str_data[n].type=C_INT;
- else
- str_data[n].type=C_PARAM;
- str_data[n].val= (int)strtol(val,NULL,0);
+ script_set_constant(name, (int)strtol(val, NULL, 0), (bool)type);
}
}
fclose(fp);
diff --git a/src/map/script.h b/src/map/script.h
index d6ede0e8b..c272f2d32 100644
--- a/src/map/script.h
+++ b/src/map/script.h
@@ -167,6 +167,9 @@ struct DBMap* script_get_label_db(void);
struct DBMap* script_get_userfunc_db(void);
void script_run_autobonus(const char *autobonus,int id, int pos);
+bool script_get_constant(const char* name, int* value);
+void script_set_constant(const char* name, int value, bool isparameter);
+
void script_cleararray_pc(struct map_session_data* sd, const char* varname, void* value);
void script_setarray_pc(struct map_session_data* sd, const char* varname, uint8 idx, void* value, int* refcache);