Merge branch 'for-linus' of git://git.monstr.eu/linux-2.6-microblaze

[safe/jmp/linux-2.6] / scripts / kconfig / expr.c

diff --git a/scripts/kconfig/expr.c b/scripts/kconfig/expr.c
index 13788ad..d83f232 100644 (file)
--- a/scripts/kconfig/expr.c
+++ b/scripts/kconfig/expr.c
@@ -348,7 +348,7 @@ struct expr *expr_trans_bool(struct expr *e)
 /*
  * e1 || e2 -> ?
  */
-struct expr *expr_join_or(struct expr *e1, struct expr *e2)
+static struct expr *expr_join_or(struct expr *e1, struct expr *e2)
 {
        struct expr *tmp;
        struct symbol *sym1, *sym2;
@@ -412,7 +412,7 @@ struct expr *expr_join_or(struct expr *e1, struct expr *e2)
        return NULL;
 }
 
-struct expr *expr_join_and(struct expr *e1, struct expr *e2)
+static struct expr *expr_join_and(struct expr *e1, struct expr *e2)
 {
        struct expr *tmp;
        struct symbol *sym1, *sym2;
@@ -1034,12 +1034,18 @@ void expr_print(struct expr *e, void (*fn)(void *, struct symbol *, const char *
                expr_print(e->left.expr, fn, data, E_NOT);
                break;
        case E_EQUAL:
-               fn(data, e->left.sym, e->left.sym->name);
+               if (e->left.sym->name)
+                       fn(data, e->left.sym, e->left.sym->name);
+               else
+                       fn(data, NULL, "<choice>");
                fn(data, NULL, "=");
                fn(data, e->right.sym, e->right.sym->name);
                break;
        case E_UNEQUAL:
-               fn(data, e->left.sym, e->left.sym->name);
+               if (e->left.sym->name)
+                       fn(data, e->left.sym, e->left.sym->name);
+               else
+                       fn(data, NULL, "<choice>");
                fn(data, NULL, "!=");
                fn(data, e->right.sym, e->right.sym->name);
                break;
@@ -1091,7 +1097,32 @@ void expr_fprint(struct expr *e, FILE *out)
 
 static void expr_print_gstr_helper(void *data, struct symbol *sym, const char *str)
 {
-       str_append((struct gstr*)data, str);
+       struct gstr *gs = (struct gstr*)data;
+       const char *sym_str = NULL;
+
+       if (sym)
+               sym_str = sym_get_string_value(sym);
+
+       if (gs->max_width) {
+               unsigned extra_length = strlen(str);
+               const char *last_cr = strrchr(gs->s, '\n');
+               unsigned last_line_length;
+
+               if (sym_str)
+                       extra_length += 4 + strlen(sym_str);
+
+               if (!last_cr)
+                       last_cr = gs->s;
+
+               last_line_length = strlen(gs->s) - (last_cr - gs->s);
+
+               if ((last_line_length + extra_length) > gs->max_width)
+                       str_append(gs, "\\\n");
+       }
+
+       str_append(gs, str);
+       if (sym)
+               str_printf(gs, " [=%s]", sym_str);
 }
 
 void expr_gstr_print(struct expr *e, struct gstr *gs)