Build fixes for FreeBSD

include/Debug.hpp

@@ -67,11 +67,17 @@
 
 #define ZT_FILENAME (strrchr(__FILE__, '/') ? strrchr(__FILE__, '/') + 1 : __FILE__) // short
 
+/*
 #ifdef __linux__
   #define ZT_THREAD_ID 0 // (long)getpid()
+#elif __FreeBSD__
+  #define ZT_THREAD_ID 0 // (long)getpid()
 #elif __APPLE__
   #define ZT_THREAD_ID 0 // (long)syscall(SYS_thread_selfid)
 #endif
+*/
+
+#define ZT_THREAD_ID 0
 
 #if defined(__JNI_LIB__)
       #include <jni.h>

make-freebsd.mk

@@ -167,7 +167,7 @@ tests: unit_tests
 ##############################################################################
 
 picotcp:
-	cd $(PICO_DIR); make lib ARCH=shared IPV4=1 IPV6=1
+	cd $(PICO_DIR); gmake lib ARCH=shared IPV4=1 IPV6=1
 
 ##############################################################################
 ## Static Libraries                                                         ##
@@ -176,7 +176,7 @@ picotcp:
 static_lib: picotcp $(ZTO_OBJS)
 	@mkdir -p $(BUILD)
 	$(CXX) $(CXXFLAGS) $(TAP_FILES) $(STACK_DRIVER_FILES) -c -DSDK_STATIC
-	ar rcs -o $(STATIC_LIB) ext/picotcp/build/modules/*.o $(PICO_OBJS) $(ZTO_OBJS) $(SDK_OBJS) 
+	ar rcs $(STATIC_LIB) ext/picotcp/build/modules/*.o $(PICO_OBJS) $(ZTO_OBJS) $(SDK_OBJS) 
 
 ##############################################################################
 ## Java JNI                                                                 ##

src/Utilities.cpp

@@ -32,6 +32,7 @@
 #include <unistd.h>
 #include <errno.h>
 
+/*
 void zt_dump_stacktrace(int sig) {
   void *array[16];
   size_t size;
@@ -40,6 +41,7 @@ void zt_dump_stacktrace(int sig) {
   backtrace_symbols_fd(array, size, STDERR_FILENO);
   exit(1);
 }
+*/
 
 /*
 char *beautify_pico_error(int err)

src/Utilities.hpp

@@ -30,6 +30,6 @@
 /*
  * Print a stacktrace
  */
-void zt_dump_stacktrace(int sig);
+// void zt_dump_stacktrace(int sig);
 
 #endif

src/picoTCP.cpp

@@ -419,10 +419,8 @@ namespace ZeroTier {
             	//DEBUG_INFO("recv = %d", err);
                 tap->pico_frame_rxbuf_tot-=len;
             }
-            else {
+            else
             	DEBUG_ERROR("Invalid frame size (%d). Exiting.",len);
-            	zt_dump_stacktrace(0);
-            }
             loop_score--;
         }
         return loop_score;