Hack to get posix build partially working

Created a dummy build_git_version.h so I did not have to figure out
how to generate it.

Commented out topic_listener.cpp from src/systemcmds/CMakeLists.txt
because it depends on a generated cpp file.

Link doesn't work mut many modules build

Signed-off-by: Mark Charlebois <charlebm@gmail.com>

src/CMakeLists.txt

@@ -4,6 +4,6 @@ add_subdirectory(./platforms)
 add_subdirectory(./systemcmds)
 add_subdirectory(./examples)
 add_subdirectory(./modules)
-add_subdirectory(./firmware)
+add_subdirectory(./firmware/${OS})
 
 # vim: set noet ft=cmake fenc=utf-8 ff=unix :

src/firmware/posix/CMakeLists.txt

@@ -1,3 +1,24 @@
-#TODO
+include(px4_base)
+
+set(module_dir_list)
+set(module_list)
+px4_posix_add_modules(module_dir_list ${BOARD})
+message(STATUS "module list: ${module_dir_list}")
+
+foreach(directory ${module_dir_list})
+	message(STATUS "directory: ${directory}")
+	px4_mangle_name(${directory} mangled_name)
+	list(APPEND module_list
+		${mangled_name})
+endforeach()
+px4_posix_generate_builtin_commands(
+	OUT builtin_commands.cpp
+	MODULE_LIST ${module_list})
+
+add_executable(mainapp builtin_commands.cpp)
+target_link_libraries(mainapp
+	${module_list}
+	pthread m
+	)
 
 # vim: set noet ft=cmake fenc=utf-8 ff=unix :

src/include/build_git_version.h

@@ -0,0 +1,2 @@
+#define PX4_GIT_VERSION_STR "1234567890123456789012345678901234567890"
+#define PX4_GIT_VERSION_BINARY 0x1234567890123456

src/platforms/posix/drivers/airspeedsim/meas_airspeed_sim.cpp

@@ -589,7 +589,7 @@ measairspeedsim_main(int argc, char *argv[])
 		}
 	}
 
-	int ret;
+	int ret = 0;
 
 	/*
 	 * Start/load the driver.

src/systemcmds/CMakeLists.txt

@@ -16,7 +16,7 @@ set(directories
 	./motor_test
 	./esc_calib
 	./perf
-	./topic_listener
+#	./topic_listener
 	./dumpfile
 	./pwm
 	)

src/systemcmds/topic_listener/CMakeLists.txt

@@ -30,15 +30,15 @@
 # POSSIBILITY OF SUCH DAMAGE.
 #
 ############################################################################
-#px4_add_module(
-	#MODULE systemcmds__topic_listener
-	#MAIN listener
-	#STACK 1800
-	#COMPILE_FLAGS
-		#-Os
-	#SRCS
-		#topic_listener.cpp
-	#DEPENDS
-		#platforms__common
-	#)
+px4_add_module(
+	MODULE systemcmds__topic_listener
+	MAIN listener
+	STACK 1800
+	COMPILE_FLAGS
+		-Os
+	SRCS
+		topic_listener.cpp
+	DEPENDS
+		platforms__common
+	)
 # vim: set noet ft=cmake fenc=utf-8 ff=unix :