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[Qemu-devel] [PATCH 04/43] xen-hvm: made printf always compile in debug
From: |
Danil Antonov |
Subject: |
[Qemu-devel] [PATCH 04/43] xen-hvm: made printf always compile in debug output |
Date: |
Sat, 1 Apr 2017 16:34:18 +0300 |
>From 05d558842b0a10ee3f0606eb54068b6ba03906a3 Mon Sep 17 00:00:00 2001
From: Danil Antonov <address@hidden>
Date: Wed, 29 Mar 2017 02:13:13 +0300
Subject: [PATCH 04/43] xen-hvm: made printf always compile in debug output
Wrapped printf calls inside debug macros (DPRINTF) in `if` statement.
This will ensure that printf function will always compile even if debug
output is turned off and, in turn, will prevent bitrot of the format
strings.
Signed-off-by: Danil Antonov <address@hidden>
---
xen-hvm.c | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/xen-hvm.c b/xen-hvm.c
index 5043beb..abf0f72 100644
--- a/xen-hvm.c
+++ b/xen-hvm.c
@@ -29,15 +29,15 @@
#include <xen/hvm/params.h>
#include <xen/hvm/e820.h>
-//#define DEBUG_XEN_HVM
-
-#ifdef DEBUG_XEN_HVM
-#define DPRINTF(fmt, ...) \
- do { fprintf(stderr, "xen: " fmt, ## __VA_ARGS__); } while (0)
-#else
-#define DPRINTF(fmt, ...) \
- do { } while (0)
-#endif
+#ifndef DEBUG_XEN_HVM
+#define DEBUG_XEN_HVM 0
+#endif
+
+#define DPRINTF(fmt, ...) do { \
+ if (DEBUG_XEN_HVM) { \
+ fprintf(stderr, "xen: " fmt, ## __VA_ARGS__); \
+ } \
+} while (0);
static MemoryRegion ram_memory, ram_640k, ram_lo, ram_hi;
static MemoryRegion *framebuffer;
--
2.8.0.rc3
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