X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=codea%2Fsymtable.c;h=47762405fad1f69f1da306b6ec9a37da155452f7;hb=7f1d29c581324003e8c378069b94eafef62fbab0;hp=a889a1eedc634b24a1747f65b7ff5838a49c315a;hpb=79bf606e8b7d140aa1468154bb747636bd75eb00;p=uebersetzerbau-ss10.git

diff --git a/codea/symtable.c b/codea/symtable.c
old mode 100755
new mode 100644
index a889a1e..4776240
--- a/codea/symtable.c
+++ b/codea/symtable.c
@@ -17,25 +17,30 @@ struct symbol *tab_clone(struct symbol *tab)
 	struct symbol *elm = tab;
 	struct symbol *ntab = tab_new();
 #ifdef DD
-	printf("tab_clone: tab(%08X)\n", tab);
+	fprintf(stderr, "tab_clone: tab(%08X)\n", tab);
 #endif
 
 	while(elm != SYMNULL) {
-		ntab = tab_add_symbol(ntab, elm->ident, elm->type, 0);
+		ntab = tab_add_symbol(ntab, elm->ident, elm->type, 0, elm->param_index, elm->soffset);
 		elm = elm->next;
 	}
 	return ntab;
 }
 
-struct symbol *tab_add_symbol(struct symbol *tab, char *ident, short type, short check)
+struct symbol *tab_add_symbol(struct symbol *tab, char *ident, short type, short check, int param_index, int soffset)
 {
 	struct symbol *elm = tab;
 	struct symbol *new_elm;
 #ifdef DD
-	printf("tab_add_symbol: tab(%08X), ident(%s), type(%i), check(%i)\n", tab, ident, type, check);
+	fprintf(stderr, "tab_add_symbol: tab(%08X), ident(%s), type(%i), check(%i), param_index(%i), soffset(%i)\n", tab, ident, type, check, param_index, soffset);
 #endif
 
-	if(tab_lookup(tab, ident, type) != SYMNULL) {
+	if(param_index >= 6) {
+		fprintf(stderr, "eine methode hat zu viele parameter (max. 6 inkl. this erlaubt)\n");
+		exit(4);
+	}
+
+	if(tab_lookup(tab, ident, type) != SYMNULL || (type == S_VAR && tab_lookup(tab, ident, S_PARM) != SYMNULL)) {
 		if(check) {
 			fprintf(stderr, "Identifier doppelt vorhanden: \"%s\"\n", ident);
 			exit(3);
@@ -48,10 +53,10 @@ struct symbol *tab_add_symbol(struct symbol *tab, char *ident, short type, short
 	new_elm->next = SYMNULL;
 	new_elm->ident = strdup(ident);
 	new_elm->type = type;
+	new_elm->param_index = param_index;
+	new_elm->soffset = soffset;
 
-	if(tab == SYMNULL) {
-		return new_elm;
-	}
+	if(tab == SYMNULL) return new_elm;
 
 	while(elm->next != SYMNULL) {
 		elm = elm->next;
@@ -65,9 +70,7 @@ struct symbol *tab_lookup(struct symbol *tab, char *ident, short type)
 {
 	struct symbol *elm = tab;
 
-	if(tab == SYMNULL) {
-		return SYMNULL;
-	}
+	if(tab == SYMNULL) return SYMNULL;
 
 	do {
 		if((elm->type & type) && (strcmp(elm->ident, ident) == 0)) {
@@ -84,11 +87,11 @@ struct symbol *tab_merge(struct symbol *tab, struct symbol *to_add, short check)
 	struct symbol *elm = to_add;
 	struct symbol *ntab = tab_clone(tab);
 #ifdef DD
-	printf("tab_merge: tab(%08X), to_add(%08X), check(%i), ntab(%08X)\n", tab, to_add, check, ntab);
+	fprintf(stderr, "tab_merge: tab(%08X), to_add(%08X), check(%i), ntab(%08X)\n", tab, to_add, check, ntab);
 #endif
 	
 	while(elm != SYMNULL) {
-		ntab = tab_add_symbol(ntab, elm->ident, elm->type, check);
+		ntab = tab_add_symbol(ntab, elm->ident, elm->type, check, elm->param_index, elm->soffset);
 		elm = elm->next;
 	}
 
@@ -122,7 +125,7 @@ void check(struct symbol *tab, char *ident, short type)
 {
 	struct symbol *elm;
 #ifdef DD
-	printf("check: tab(%08X), ident(%s), type(%i), elm(%08X)\n", tab, ident, type, elm);
+	fprintf(stderr, "check: tab(%08X), ident(%s), type(%i), elm(%08X)\n", tab, ident, type, elm);
 #endif
 
 	if(type & (S_VAR | S_PARM)) {