From 34daa4c1cb99ed66c974336f23269cb508f71c74 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <cynerd@email.cz>
Date: Sat, 2 May 2015 13:28:56 +0200
Subject: parse_kconfig add debug output of boolexpr

---
 scripts/parse_kconfig/doutput.c | 38 +++++++++++++++++++++++++++++++++++++-
 scripts/parse_kconfig/doutput.h |  2 ++
 scripts/parse_kconfig/parse.c   |  2 ++
 3 files changed, 41 insertions(+), 1 deletion(-)

diff --git a/scripts/parse_kconfig/doutput.c b/scripts/parse_kconfig/doutput.c
index ac7927f..5b94842 100644
--- a/scripts/parse_kconfig/doutput.c
+++ b/scripts/parse_kconfig/doutput.c
@@ -2,7 +2,7 @@
 
 void doutput_expr(struct expr *expr) {
 #ifdef DEBUG
-    if (verbose_level < 3)
+    if (verbose_level <= 3)
         return;
     switch (expr->type) {
     case E_OR:
@@ -62,3 +62,39 @@ void doutput_expr(struct expr *expr) {
     }
 #endif /* DEBUG */
 }
+
+void doutput_boolexpr(struct boolexpr *bl, struct symlist *sl) {
+#ifdef DEBUG
+    if (verbose_level <= 3)
+        return;
+    switch (bl->type) {
+    case BT_TRUE:
+        printf("  true\n");
+        break;
+    case BT_FALSE:
+        printf("  false\n");
+        break;
+    case BT_SYM:
+        printf("  CONFIG_%s\n", sl->array[bl->id - 1].name);
+        break;
+    case BT_OR:
+        printf("  OR\n");
+        doutput_boolexpr(bl->left, sl);
+        doutput_boolexpr(bl->right, sl);
+        break;
+    case BT_AND:
+        printf("  AND\n");
+        doutput_boolexpr(bl->left, sl);
+        doutput_boolexpr(bl->right, sl);
+        break;
+    case BT_NOT:
+        if (bl->left->type == BT_SYM) {
+            printf("  NOT CONFIG_%s\n", sl->array[bl->left->id - 1].name);
+        } else {
+            printf("  NOT\n");
+            doutput_boolexpr(bl->left, sl);
+        }
+        break;
+    }
+#endif /* DEBUG */
+}
diff --git a/scripts/parse_kconfig/doutput.h b/scripts/parse_kconfig/doutput.h
index f82fd9b..0d1a5fb 100644
--- a/scripts/parse_kconfig/doutput.h
+++ b/scripts/parse_kconfig/doutput.h
@@ -7,7 +7,9 @@
 
 #include <kconfig/lkc.h>
 #include <macros.h>
+#include "boolexpr.h"
 
 void doutput_expr(struct expr *expr);
+void doutput_boolexpr(struct boolexpr *bl, struct symlist *sl);
 
 #endif /* _DOUTPUT_H_ */
diff --git a/scripts/parse_kconfig/parse.c b/scripts/parse_kconfig/parse.c
index 7de4f2b..54941dc 100644
--- a/scripts/parse_kconfig/parse.c
+++ b/scripts/parse_kconfig/parse.c
@@ -163,6 +163,8 @@ void cpy_dep() {
                 pw = boolexpr_and(pw, w3);
                 pw = boolexpr_and(pw, w4);
             }
+            Dprintf(" CNF:\n");
+            doutput_boolexpr(pw, gsymlist);
             cnf_boolexpr(gsymlist, pw);
             switch (pw->type) {
             case BT_TRUE:
-- 
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