From 4903161fb8c74bc583b21d7ffe7abaf223df4253 Mon Sep 17 00:00:00 2001
From: Junio C Hamano <junkio@cox.net>
Date: Mon, 30 Oct 2006 15:29:53 -0800
Subject: Surround "#define DEBUG 0" with "#ifndef DEBUG..#endif"

Otherwise "make CFLAGS=-DDEBUG=1" is cumbersome to run.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/blame.c b/blame.c
index 8cfd5d9..3e227d2 100644
--- a/blame.c
+++ b/blame.c
@@ -18,7 +18,9 @@
 #include "revision.h"
 #include "xdiff-interface.h"
 
+#ifndef DEBUG
 #define DEBUG 0
+#endif
 
 static const char blame_usage[] = "git-blame [-c] [-l] [-t] [-S <revs-file>] [--] file [commit]\n"
 	"  -c, --compatibility Use the same output mode as git-annotate (Default: off)\n"
@@ -232,6 +234,9 @@ static void print_map(struct commit *cmit, struct commit *other)
 	    util2->num_lines ? util->num_lines : util2->num_lines;
 	int num;
 
+	if (print_map == NULL)
+		; /* to avoid "unused function" warning */
+
 	for (i = 0; i < max; i++) {
 		printf("i: %d ", i);
 		num = -1;
diff --git a/cache-tree.c b/cache-tree.c
index d388848..a803262 100644
--- a/cache-tree.c
+++ b/cache-tree.c
@@ -2,7 +2,9 @@
 #include "tree.h"
 #include "cache-tree.h"
 
+#ifndef DEBUG
 #define DEBUG 0
+#endif
 
 struct cache_tree *cache_tree(void)
 {
-- 
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