kconfig: extend output of 'listnewconfig'

[carl9170fw.git] / config / symbol.c

diff --git a/config/symbol.c b/config/symbol.c
index 6acf536c9726846913d4321460c946d3042d171d..f0b2e3b3102d50f957af12db07e3d4235297dffe 100644 (file)
--- a/config/symbol.c
+++ b/config/symbol.c
@@ -333,6 +333,27 @@ static struct symbol *sym_calc_choice(struct symbol *sym)
        return def_sym;
 }
 
+static void sym_warn_unmet_dep(struct symbol *sym)
+{
+       struct gstr gs = str_new();
+
+       str_printf(&gs,
+                  "\nWARNING: unmet direct dependencies detected for %s\n",
+                  sym->name);
+       str_printf(&gs,
+                  "  Depends on [%c]: ",
+                  sym->dir_dep.tri == mod ? 'm' : 'n');
+       expr_gstr_print(sym->dir_dep.expr, &gs);
+       str_printf(&gs, "\n");
+
+       expr_gstr_print_revdep(sym->rev_dep.expr, &gs, yes,
+                              "  Selected by [y]:\n");
+       expr_gstr_print_revdep(sym->rev_dep.expr, &gs, mod,
+                              "  Selected by [m]:\n");
+
+       fputs(str_get(&gs), stderr);
+}
+
 void sym_calc_value(struct symbol *sym)
 {
        struct symbol_value newval, oldval;
@@ -414,18 +435,8 @@ void sym_calc_value(struct symbol *sym)
                                }
                        }
                calc_newval:
-                       if (sym->dir_dep.tri < sym->rev_dep.tri) {
-                               struct expr *e;
-                               e = expr_simplify_unmet_dep(sym->rev_dep.expr,
-                                   sym->dir_dep.expr);
-                               fprintf(stderr, "warning: (");
-                               expr_fprint(e, stderr);
-                               fprintf(stderr, ") selects %s which has unmet direct dependencies (",
-                                       sym->name);
-                               expr_fprint(sym->dir_dep.expr, stderr);
-                               fprintf(stderr, ")\n");
-                               expr_free(e);
-                       }
+                       if (sym->dir_dep.tri < sym->rev_dep.tri)
+                               sym_warn_unmet_dep(sym);
                        newval.tri = EXPR_OR(newval.tri, sym->rev_dep.tri);
                }
                if (newval.tri == mod &&