From b684a62f8b7787c34bf9a40154e71910299bfaa5 Mon Sep 17 00:00:00 2001
From: Patrick Pelissier <patrick.pelissier@gmail.com>
Date: Mon, 16 Apr 2018 22:05:17 +0200
Subject: [PATCH] Add more local information about the origin of a failure.

---
 m-core.h | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/m-core.h b/m-core.h
index 6f7259c8..c0107ef3 100644
--- a/m-core.h
+++ b/m-core.h
@@ -1862,17 +1862,19 @@ m_core_hash (const void *str, size_t length)
 #include <stdio.h>
 #include <stdlib.h>
 #define M_INIT_FAILURE() do {                                           \
-    fprintf(stderr, "ERROR: Can not initialize data.\n");               \
+    fprintf(stderr, "ERROR: Can not initialize data in (%s:%s:%d).\n",  \
+            __FILE__, __func__, __LINE__);                              \
     abort();                                                            \
   } while (0)
 #endif
 
 #ifndef M_ASSERT_INIT
-#define M_ASSERT_INIT(expr)                     do {                    \
-  if (!(expr)) {                                                        \
-    fprintf(stderr, "ERROR: Can not initialize data: %s\n", #expr);     \
-    abort();                                                            \
-  } } while (0)
+#define M_ASSERT_INIT(expr) do {                                        \
+    if (!(expr)) {                                                      \
+      fprintf(stderr, "ERROR: Can not initialize data in (%s:%s:%d): %s\n", \
+              __FILE__, __func__, __LINE__, #expr);                     \
+      abort();                                                          \
+    } } while (0)
 #endif
 
 #endif