Merge pull request #68 from smunaut/pending

Misc patches I needed to make it work properly

firmware/common/Makefile_inc.mk

@@ -50,7 +50,7 @@ OBJDUMP = $(PREFIX)-objdump
 GDB = $(PREFIX)-gdb
 TOOLCHAIN_DIR := $(shell dirname `which $(CC)`)/../$(PREFIX)
 
-CFLAGS += -std=c99 -Os -g3 -Wall -Wextra -I$(LIBOPENCM3)/include -I../common \
+CFLAGS += -std=gnu99 -Os -g3 -Wall -Wextra -I$(LIBOPENCM3)/include -I../common \
 		-fno-common -mcpu=cortex-m4 -mthumb -MD \
 		-mfloat-abi=hard -mfpu=fpv4-sp-d16 \
 		$(HACKRF_OPTS)

host/libhackrf/CMakeLists.txt

@@ -43,6 +43,38 @@ include_directories(${LIBUSB_INCLUDE_DIR} ${THREADS_PTHREADS_INCLUDE_DIR})
 
 add_subdirectory(src)
 
+########################################################################
+# Create Pkg Config File
+########################################################################
+FOREACH(inc ${LIBUSB_INCLUDE_DIR})
+    LIST(APPEND HACKRF_PC_CFLAGS "-I${inc}")
+ENDFOREACH(inc)
+
+# use space-separation format for the pc file
+STRING(REPLACE ";" " " HACKRF_PC_CFLAGS "${HACKRF_PC_CFLAGS}")
+STRING(REPLACE ";" " " HACKRF_PC_LIBS "${HACKRF_PC_LIBS}")
+
+# unset these vars to avoid hard-coded paths to cross environment
+IF(CMAKE_CROSSCOMPILING)
+    UNSET(HACKRF_PC_CFLAGS)
+    UNSET(HACKRF_PC_LIBS)
+ENDIF(CMAKE_CROSSCOMPILING)
+
+set(prefix ${CMAKE_INSTALL_PREFIX})
+set(exec_prefix \${prefix})
+set(libdir \${exec_prefix}/lib)
+set(includedir \${prefix}/include)
+
+CONFIGURE_FILE(
+    ${CMAKE_CURRENT_SOURCE_DIR}/libhackrf.pc.in
+    ${CMAKE_CURRENT_BINARY_DIR}/libhackrf.pc
+@ONLY)
+
+INSTALL(
+    FILES ${CMAKE_CURRENT_BINARY_DIR}/libhackrf.pc
+    DESTINATION lib/pkgconfig
+)
+
 ########################################################################
 # Create uninstall target
 ########################################################################

host/libhackrf/libhackrf.pc.in

@@ -0,0 +1,11 @@
+prefix=@prefix@
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@
+
+Name: HackRF Library
+Description: C Utility Library
+Version: @VERSION@
+Cflags: -I${includedir}/ @HACKRF_PC_CFLAGS@
+Libs: -L${libdir} -lhackrf
+Libs.private: @HACKRF_PC_LIBS@

host/libhackrf/src/hackrf.c

@@ -894,7 +894,7 @@ static void* transfer_threadproc(void* arg)
 	while( (device->streaming) && (do_exit == false) )
 	{
 		error = libusb_handle_events_timeout(g_libusb_context, &timeout);
-		if( error != 0 )
+		if( (error != 0) && (error != LIBUSB_ERROR_INTERRUPTED) )
 		{
 			device->streaming = false;
 		}