From ce4d248e0bab814c90e424389c178083978f4909 Mon Sep 17 00:00:00 2001
From: Thomas Waldmann <tw@waldmann-edv.de>
Date: Sat, 19 May 2018 22:26:56 +0200
Subject: [PATCH] add debug_print macro for hashindex debugging, see #3807

---
 src/borg/_hashindex.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/borg/_hashindex.c b/src/borg/_hashindex.c
index c7a5b0d0f..10af80eac 100644
--- a/src/borg/_hashindex.c
+++ b/src/borg/_hashindex.c
@@ -15,6 +15,16 @@
 #define MAGIC "BORG_IDX"
 #define MAGIC_LEN 8
 
+#define DEBUG 0
+
+#define debug_print(fmt, ...)                   \
+  do {                                          \
+    if (DEBUG) {                                \
+      fprintf(stderr, fmt, __VA_ARGS__);        \
+      fflush(NULL);                             \
+    }                                           \
+} while (0)
+
 typedef struct {
     char magic[MAGIC_LEN];
     int32_t num_entries;