From 8709f9128b1e2d843b5a65e922e04b1316fcef45 Mon Sep 17 00:00:00 2001
From: Cyrill Gorcunov <gorcunov@gmail.com>
Date: Wed, 4 May 2016 14:56:00 +0300
Subject: [PATCH] build: Add ability to generate gprof output

Suitable for profiling. We've had this before 2.0.
As earlier, pie code is not profiled as well as
syscalls library.

So simply build as "make GMON=1".

Signed-off-by: Cyrill Gorcunov <gorcunov@virtuozzo.com>
Reviewed-by: Dmitry Safonov <dsafonov@virtuozzo.com>
Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>
---
 Makefile | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Makefile b/Makefile
index 059af3a37..037d38fc8 100644
--- a/Makefile
+++ b/Makefile
@@ -101,6 +101,12 @@ else
         CFLAGS		+= -O2 -g
 endif
 
+ifeq ($(GMON),1)
+        CFLAGS		+= -pg
+        GMONLDOPT	+= -pg
+export GMON GMONLDOPT
+endif
+
 CFLAGS			+= $(WARNINGS) $(DEFINES)
 
 #