Write-strings warning fix

[Dmitry Timoshkov]

"Andrew Talbot" <Andrew.Talbot at talbotville.com> wrote:

> I am ignorant of yacc and was unable to constify successfully. So this is
> my best shot at this one.

Here is a more intrusive, but IMO a more correct fix.

-    free(name);
+    free((void *)name);
change is questionable, but unavoidable.

diff -up cvs/hq/wine/tools/widl/parser.y wine/tools/widl/parser.y
--- cvs/hq/wine/tools/widl/parser.y	2006-08-22 14:33:04.000000000 +0900
+++ wine/tools/widl/parser.y	2006-08-25 13:20:55.000000000 +0900
@@ -80,7 +80,7 @@ static typeref_t *uniq_tref(typeref_t *r
 static type_t *type_ref(typeref_t *ref);
 static void set_type(var_t *v, typeref_t *ref, expr_t *arr);
 static ifref_t *make_ifref(type_t *iface);
-static var_t *make_var(char *name);
+static var_t *make_var(const char *name);
 static func_t *make_func(var_t *def, var_t *args);
 static type_t *make_class(char *name);
 static type_t *make_safearray(void);
@@ -89,7 +89,7 @@ static type_t *reg_type(type_t *type, co
 static type_t *reg_types(type_t *type, var_t *names, int t);
 static type_t *find_type(const char *name, int t);
 static type_t *find_type2(char *name, int t);
-static type_t *get_type(unsigned char type, char *name, int t);
+static type_t *get_type(unsigned char type, const char *name, int t);
 static type_t *get_typev(unsigned char type, var_t *name, int t);
 static int get_struct_type(var_t *fields);
 
@@ -1152,7 +1152,7 @@ static ifref_t *make_ifref(type_t *iface
   return l;
 }
 
-static var_t *make_var(char *name)
+static var_t *make_var(const char *name)
 {
   var_t *v = xmalloc(sizeof(var_t));
   v->name = name;
@@ -1311,7 +1311,7 @@ int is_type(const char *name)
   return FALSE;
 }
 
-static type_t *get_type(unsigned char type, char *name, int t)
+static type_t *get_type(unsigned char type, const char *name, int t)
 {
   struct rtype *cur = NULL;
   type_t *tp;
@@ -1321,7 +1321,7 @@ static type_t *get_type(unsigned char ty
       cur = cur->next;
   }
   if (cur) {
-    free(name);
+    free((void *)name);
     return cur->type;
   }
   tp = make_type(type, NULL);
@@ -1332,7 +1332,7 @@ static type_t *get_type(unsigned char ty
 
 static type_t *get_typev(unsigned char type, var_t *name, int t)
 {
-  char *sname = NULL;
+  const char *sname = NULL;
   if (name) {
     sname = name->name;
     free(name);
@@ -1485,7 +1485,7 @@ static int get_struct_type(var_t *field)
 /***** constant repository *****/
 
 struct rconst {
-  char *name;
+  const char *name;
   var_t *var;
   struct rconst *next;
 };
diff -up cvs/hq/wine/tools/widl/widltypes.h wine/tools/widl/widltypes.h
--- cvs/hq/wine/tools/widl/widltypes.h	2006-08-15 14:51:56.000000000 +0900
+++ wine/tools/widl/widltypes.h	2006-08-25 13:13:33.000000000 +0900
@@ -221,7 +221,7 @@ struct _typeref_t {
 };
 
 struct _var_t {
-  char *name;
+  const char *name;
   int ptr_level;
   expr_t *array;
   type_t *type;