parse_kconfig add debug outputs

1 files changed, 64 insertions, 0 deletions

diff --git a/scripts/parse_kconfig/doutput.c b/scripts/parse_kconfig/doutput.c
new file mode 100644
index 0000000..ac7927f
--- /dev/null
+++ b/scripts/parse_kconfig/doutput.c
@@ -0,0 +1,64 @@
+#include "doutput.h"
+
+void doutput_expr(struct expr *expr) {
+#ifdef DEBUG
+    if (verbose_level < 3)
+        return;
+    switch (expr->type) {
+    case E_OR:
+        printf("  OR\n");
+        doutput_expr(expr->left.expr);
+        doutput_expr(expr->right.expr);
+        break;
+    case E_AND:
+        printf("  AND\n");
+        doutput_expr(expr->left.expr);
+        doutput_expr(expr->right.expr);
+        break;
+    case E_NOT:
+        printf("  NOT\n");
+        doutput_expr(expr->left.expr);
+        break;
+    case E_EQUAL:
+        printf("  = ");
+        printf("%s ", expr->left.sym->name);
+        if (!strcmp("y", expr->right.sym->name))
+            printf("YES\n");
+        else if (!strcmp("n", expr->right.sym->name))
+            printf("NO\n");
+        else if (!strcmp("m", expr->right.sym->name))
+            printf("MODULE\n");
+        else
+            printf("%s\n", expr->left.sym->name);
+        break;
+    case E_UNEQUAL:
+        printf("  != ");
+        printf("%s ", expr->left.sym->name);
+        if (!strcmp("y", expr->right.sym->name))
+            printf("YES\n");
+        else if (!strcmp("n", expr->right.sym->name))
+            printf("NO\n");
+        else
+            printf("OTHER %s\n", expr->right.sym->name);
+        break;
+    case E_LIST:
+        printf("  list\n");
+        break;
+    case E_SYMBOL:
+        printf("  symbol");
+        if (expr->left.sym->name != NULL)
+            printf(": %s", expr->left.sym->name);
+        printf("\n");
+        break;
+    case E_RANGE:
+        printf("  range\n");
+        break;
+    case E_NONE:
+        printf("  none\n");
+        break;
+    default:
+        printf("  ERROR\n");
+        break;
+    }
+#endif /* DEBUG */
+}