Merge PR MalcolmRobb#75 (LimeSDR support);

fix conflicts;
select limesdr rx antenna based on antenna metadata so it works on a mini, too.

Author: mutability

Makefile

@@ -18,6 +18,10 @@ ifndef HACKRF
   HACKRF := $(shell pkg-config --exists libhackrf && echo "yes" || echo "no")
 endif
 
+ifndef LIMESDR
+  LIMESDR := $(shell pkg-config --exists LimeSuite && echo "yes" || echo "no")
+endif
+
 CPPFLAGS += -DMODES_DUMP1090_VERSION=\"$(DUMP1090_VERSION)\" -DMODES_DUMP1090_VARIANT=\"dump1090-fa\"
 
 DIALECT = -std=c11
@@ -61,6 +65,13 @@ ifeq ($(HACKRF), yes)
   LIBS_SDR += $(shell pkg-config --libs libhackrf)
 endif
 
+ifeq ($(LIMESDR), yes)
+  SDR_OBJ += sdr_limesdr.o
+  CPPFLAGS += -DENABLE_LIMESDR
+  CFLAGS += $(shell pkg-config --cflags LimeSuite)
+  LIBS_SDR += $(shell pkg-config --libs LimeSuite)
+endif
+
 all: showconfig dump1090 view1090
 
 showconfig:
@@ -69,6 +80,9 @@ showconfig:
 	@echo "  RTLSDR support:  $(RTLSDR)" >&2
 	@echo "  BladeRF support: $(BLADERF)" >&2
 	@echo "  HackRF support:  $(HACKRF)" >&2
+	@echo "  LimeSDR support: $(LIMESDR)" >&2
+
+all: dump1090 view1090
 
 %.o: %.c *.h
 	$(CC) $(CPPFLAGS) $(CFLAGS) -c $< -o $@

README.md

@@ -40,6 +40,11 @@ This is packaged with jessie. `sudo apt-get install librtlsdr-dev`
 
 This is packaged with jessie. `sudo apt-get install libhackrf-dev`
 
+### Dependencies - LimeSDR
+
+You will need a build of [LimeSuite](https://github.com/myriadrf/LimeSuite).  
+See detailed instruction on [the official Wiki](https://wiki.myriadrf.org/Lime_Suite) how to build and install it.
+
 ### Actually building it
 
 Nothing special, just build it (`dpkg-buildpackage -b`)
@@ -49,7 +54,7 @@ Nothing special, just build it (`dpkg-buildpackage -b`)
 First run `prepare-wheezy-tree.sh`. This will create a package tree in
 package-wheezy/. Build in there (`dpkg-buildpackage -b`)
 
-The wheezy build does not include bladeRF nor HackRF support.
+The wheezy build does not include bladeRF, HackRF, or LimeSDR support.
 
 ## Building manually
 
@@ -60,8 +65,11 @@ install them (and a method for starting them) yourself.
 ``make BLADERF=no`` will disable bladeRF support and remove the dependency on
 libbladeRF.
 
-``make RTLSDR=no`` will disable rtl-sdr support and remove the dependency on 
+``make RTLSDR=no`` will disable rtl-sdr support and remove the dependency on
 librtlsdr.
 
 ``make HACKRF=no`` will disable HackRF support and remove the dependency on 
-libhackrf.
+libhackrf.
+
+``make LIMESDR=no`` will disable LimeSDR support and remove the dependency on
+libLimeSuite.

dump1090.c

@@ -272,6 +272,9 @@ static void showHelp(void) {
 #ifdef ENABLE_HACKRF
            "ENABLE_HACKRF "
 #endif
+#ifdef ENABLE_LIMESDR
+           "ENABLE_LIMESDR "
+#endif
 #ifdef SC16Q11_TABLE_BITS
     // This is a little silly, but that's how the preprocessor works..
 #define _stringize(x) #x

dump1090.h

@@ -280,7 +280,7 @@ typedef enum {
 //======================== structure declarations =========================
 
 typedef enum {
-    SDR_NONE, SDR_IFILE, SDR_RTLSDR, SDR_BLADERF, SDR_HACKRF
+    SDR_NONE, SDR_IFILE, SDR_RTLSDR, SDR_BLADERF, SDR_HACKRF, SDR_LIMESDR
 } sdr_type_t;
 
 // Structure representing one magnitude buffer

sdr.c

@@ -30,6 +30,9 @@
 #ifdef ENABLE_HACKRF
 #  include "sdr_hackrf.h"
 #endif
+#ifdef ENABLE_LIMESDR
+#  include "sdr_limesdr.h"
+#endif
 
 typedef struct {
     const char *name;
@@ -91,6 +94,9 @@ static sdr_handler sdr_handlers[] = {
 #ifdef ENABLE_HACKRF
     { "hackrf", SDR_HACKRF, hackRFInitConfig, hackRFShowHelp, hackRFHandleOption, hackRFOpen, hackRFRun, hackRFClose },
 #endif
+#ifdef ENABLE_LIMESDR
+    { "limesdr", SDR_LIMESDR, limesdrInitConfig, limesdrShowHelp, limesdrHandleOption, limesdrOpen, limesdrRun, limesdrClose },
+#endif
 
     { "ifile", SDR_IFILE, ifileInitConfig, ifileShowHelp, ifileHandleOption, ifileOpen, ifileRun, ifileClose },
     { "none", SDR_NONE, noInitConfig, noShowHelp, noHandleOption, noOpen, noRun, noClose },