kconfig: rename E_OR & friends to avoid name clash

We had macros named the same as a set of enumeration values.
It is legal code but very confusing to read - so rename
the macros from E_* to EXPR_*

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Roman Zippel <zippel@linux-m68k.org>

scripts/kconfig/confdata.c

@@ -300,7 +300,7 @@ load:
 				cs->def[def].val = sym;
 				break;
 			}
-			cs->def[def].tri = E_OR(cs->def[def].tri, sym->def[def].tri);
+			cs->def[def].tri = EXPR_OR(cs->def[def].tri, sym->def[def].tri);
 		}
 	}
 	fclose(in);

scripts/kconfig/expr.c

@@ -955,14 +955,14 @@ tristate expr_calc_value(struct expr *e)
 	case E_AND:
 		val1 = expr_calc_value(e->left.expr);
 		val2 = expr_calc_value(e->right.expr);
-		return E_AND(val1, val2);
+		return EXPR_AND(val1, val2);
 	case E_OR:
 		val1 = expr_calc_value(e->left.expr);
 		val2 = expr_calc_value(e->right.expr);
-		return E_OR(val1, val2);
+		return EXPR_OR(val1, val2);
 	case E_NOT:
 		val1 = expr_calc_value(e->left.expr);
-		return E_NOT(val1);
+		return EXPR_NOT(val1);
 	case E_EQUAL:
 		sym_calc_value(e->left.sym);
 		sym_calc_value(e->right.sym);

scripts/kconfig/expr.h

@@ -45,9 +45,9 @@ struct expr {
 	union expr_data left, right;
 };
 
-#define E_OR(dep1, dep2)	(((dep1)>(dep2))?(dep1):(dep2))
-#define E_AND(dep1, dep2)	(((dep1)<(dep2))?(dep1):(dep2))
-#define E_NOT(dep)		(2-(dep))
+#define EXPR_OR(dep1, dep2)	(((dep1)>(dep2))?(dep1):(dep2))
+#define EXPR_AND(dep1, dep2)	(((dep1)<(dep2))?(dep1):(dep2))
+#define EXPR_NOT(dep)		(2-(dep))
 
 struct expr_value {
 	struct expr *expr;

scripts/kconfig/symbol.c

@@ -199,7 +199,7 @@ static void sym_calc_visibility(struct symbol *sym)
 	tri = no;
 	for_all_prompts(sym, prop) {
 		prop->visible.tri = expr_calc_value(prop->visible.expr);
-		tri = E_OR(tri, prop->visible.tri);
+		tri = EXPR_OR(tri, prop->visible.tri);
 	}
 	if (tri == mod && (sym->type != S_TRISTATE || modules_val == no))
 		tri = yes;
@@ -303,7 +303,7 @@ void sym_calc_value(struct symbol *sym)
 		if (sym_is_choice_value(sym) && sym->visible == yes) {
 			prop = sym_get_choice_prop(sym);
 			newval.tri = (prop_get_symbol(prop)->curr.val == sym) ? yes : no;
-		} else if (E_OR(sym->visible, sym->rev_dep.tri) != no) {
+		} else if (EXPR_OR(sym->visible, sym->rev_dep.tri) != no) {
 			sym->flags |= SYMBOL_WRITE;
 			if (sym_has_value(sym))
 				newval.tri = sym->def[S_DEF_USER].tri;
@@ -312,7 +312,7 @@ void sym_calc_value(struct symbol *sym)
 				if (prop)
 					newval.tri = expr_calc_value(prop->expr);
 			}
-			newval.tri = E_OR(E_AND(newval.tri, sym->visible), sym->rev_dep.tri);
+			newval.tri = EXPR_OR(EXPR_AND(newval.tri, sym->visible), sym->rev_dep.tri);
 		} else if (!sym_is_choice(sym)) {
 			prop = sym_get_default_prop(sym);
 			if (prop) {