From 40e13339c42d955255057656c356ae89f7aaf0f3 Mon Sep 17 00:00:00 2001
From: Matthias Ringwald <matthias@ringwald.ch>
Date: Tue, 27 Sep 2016 12:25:14 +0200
Subject: [PATCH] add maths libs for SBC/CVSD PLC

---
 example/Makefile.inc | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/example/Makefile.inc b/example/Makefile.inc
index 34eee2d5f..f737b86b5 100644
--- a/example/Makefile.inc
+++ b/example/Makefile.inc
@@ -1,5 +1,3 @@
-SBC_DECODER_ROOT = ${BTSTACK_ROOT}/3rd-party/bluedroid/decoder
-SBC_ENCODER_ROOT = ${BTSTACK_ROOT}/3rd-party/bluedroid/encoder
 
 VPATH += ${BTSTACK_ROOT}/src
 VPATH += ${BTSTACK_ROOT}/src/ble
@@ -15,9 +13,16 @@ CFLAGS += -I${BTSTACK_ROOT}/src/classic
 CFLAGS += -I${BTSTACK_ROOT}/src
 CFLAGS += -I${BTSTACK_ROOT}/3rd-party/mbedtls/include
 CFLAGS += -I${BTSTACK_ROOT}/test/security_manager
+
+# for SBC
+SBC_DECODER_ROOT = ${BTSTACK_ROOT}/3rd-party/bluedroid/decoder
+SBC_ENCODER_ROOT = ${BTSTACK_ROOT}/3rd-party/bluedroid/encoder
 CFLAGS += -I${SBC_DECODER_ROOT}/include -D OI_DEBUG # -D PRINT_SAMPLES -D PRINT_SCALEFACTORS 
 CFLAGS += -I${SBC_ENCODER_ROOT}/include -D SBC_NO_PCM_CPY_OPTION
 
+# for CVSD/SBC PLC
+LDFLAGS += -lm
+
 CORE += \
 	btstack_memory.c            \
 	btstack_linked_list.c	    \