[PATCH] Makefile: do not compile git with debugging symbols by default

[Alexander Kuleshov <kuleshovmail@gmail.com>]

Standard user has no need in debugging information. This patch adds
DEBUG=1 option to compile git with debugging symbols and compile without
it by default.

Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com>
---
 Makefile | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index b5b4cee..83ff691 100644
--- a/Makefile
+++ b/Makefile
@@ -3,6 +3,8 @@ all::
 
 # Define V=1 to have a more verbose compile.
 #
+# Define DEBUG=1 to compile git with debugging symbols.
+#
 # Define SHELL_PATH to a POSIX shell if your /bin/sh is broken.
 #
 # Define SANE_TOOL_PATH to a colon-separated list of paths to prepend
@@ -363,8 +365,13 @@ GIT-VERSION-FILE: FORCE
 -include GIT-VERSION-FILE
 
 # CFLAGS and LDFLAGS are for the users to override from the command line.
+DEBUG_CFLAGS=
+
+ifdef DEBUG
+	DEBUG_CFLAGS = -g
+endif
 
-CFLAGS = -g -O2 -Wall
+CFLAGS = $(DEBUG_CFLAGS) -O2 -Wall
 LDFLAGS =
 ALL_CFLAGS = $(CPPFLAGS) $(CFLAGS)
 ALL_LDFLAGS = $(LDFLAGS)
-- 
2.3.0.rc1