From 9b5519db84548040a2bda7a8939c1f894843f879 Mon Sep 17 00:00:00 2001
From: Vasil Velichkov <vvvelichkov@gmail.com>
Date: Mon, 30 Apr 2018 20:01:16 +0300
Subject: Check that pkg-config is available

It is needed to properly detect the grcc full path
See also 3f6ab15a7a5492391ca0f94bd0a5586c1735f8db
---
 CMakeLists.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6689d9d..ca71fff 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -140,7 +140,9 @@ find_package(Libosmocore)
 find_package(Libosmocodec)
 find_package(Libosmocoding)
 
-
+if(NOT PKG_CONFIG_FOUND)
+    message(FATAL_ERROR "pkg-config is required to compile gr-gsm")
+endif()
 if(NOT GNURADIO_RUNTIME_FOUND)
     message(FATAL_ERROR "GnuRadio Runtime required to compile gr-gsm")
 endif()
-- 
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