From b396a190deeec12b82fa139c6da6e57cf30f1263 Mon Sep 17 00:00:00 2001
From: f4exb <f4exb06@gmail.com>
Date: Sat, 21 Nov 2020 12:16:49 +0100
Subject: [PATCH] Implement SigMF support only when compiled with GCC (libsigmf
 dependency). Implements #712

---
 CMakeLists.txt                      | 4 ++--
 plugins/channelrx/CMakeLists.txt    | 4 ++--
 plugins/samplesource/CMakeLists.txt | 2 +-
 sdrbase/CMakeLists.txt              | 4 ++--
 4 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9169ff403..f9dffafc5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -323,9 +323,9 @@ find_package(LibUSB REQUIRED)  # used by so many packages
 find_package(OpenCV OPTIONAL_COMPONENTS core highgui imgproc imgcodecs videoio) # channeltx/modatv
 find_package(LibSigMF) # SigMF recording files support
 
-if (LIBSIGMF_FOUND)
+if (LIBSIGMF_FOUND AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
     add_definitions(-DHAS_LIBSIGMF)
-endif (LIBSIGMF_FOUND)
+endif()
 
 # macOS compatibility
 if(APPLE)
diff --git a/plugins/channelrx/CMakeLists.txt b/plugins/channelrx/CMakeLists.txt
index 9a87b3031..4094cc374 100644
--- a/plugins/channelrx/CMakeLists.txt
+++ b/plugins/channelrx/CMakeLists.txt
@@ -26,9 +26,9 @@ if (CODEC2_FOUND)
     add_subdirectory(demodfreedv)
 endif(CODEC2_FOUND)
 
-if (LIBSIGMF_FOUND)
+if (LIBSIGMF_FOUND AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
     add_subdirectory(sigmffilesink)
-endif(LIBSIGMF_FOUND)
+endif()
 
 if(NOT SERVER_MODE)
     add_subdirectory(chanalyzer)
diff --git a/plugins/samplesource/CMakeLists.txt b/plugins/samplesource/CMakeLists.txt
index 6c506f97f..8d7bf3cf6 100644
--- a/plugins/samplesource/CMakeLists.txt
+++ b/plugins/samplesource/CMakeLists.txt
@@ -58,7 +58,7 @@ if(ENABLE_SOAPYSDR AND SOAPYSDR_FOUND)
     add_subdirectory(soapysdrinput)
 endif()
 
-if(LIBSIGMF_FOUND)
+if(LIBSIGMF_FOUND AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
     add_subdirectory(sigmffileinput)
 endif()
 
diff --git a/sdrbase/CMakeLists.txt b/sdrbase/CMakeLists.txt
index 93fe2a50a..8837ef993 100644
--- a/sdrbase/CMakeLists.txt
+++ b/sdrbase/CMakeLists.txt
@@ -44,7 +44,7 @@ if (LIMESUITE_FOUND)
     set(sdrbase_LIMERFE_LIB ${LIMESUITE_LIBRARY})
 endif (LIMESUITE_FOUND)
 
-if (LIBSIGMF_FOUND)
+if (LIBSIGMF_FOUND AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
     set(sdrbase_SOURCES
         ${sdrbase_SOURCES}
         dsp/sigmffilerecord.cpp
@@ -56,7 +56,7 @@ if (LIBSIGMF_FOUND)
     )
     include_directories(${LIBSIGMF_INCLUDE_DIR})
     set(sdrbase_LIBSIGMF_LIB ${LIBSIGMF_LIBRARIES})
-endif (LIBSIGMF_FOUND)
+endif()
 
 # serialdv now required
 add_definitions(-DDSD_USE_SERIALDV)