Added FreeBSD build support.

Makefile

@@ -2,6 +2,9 @@ ifeq ($(lua),)
 	lua=5.2
 endif
 
+WGET_PATH = $(shell which wget)
+WGET_OPTS = -O
+
 TARGET_EXEC ?= ocvm
 
 INC_DIRS ?= ./
@@ -40,7 +43,13 @@ ifeq ($(shell uname -s 2>/dev/null),Haiku)
 	SRCS+=$(wildcard $(SRC_DIRS)haiku/*.cpp)
 endif
 
-ifeq (, $(shell which wget))
+ifeq ($(shell uname -s 2>/dev/null), FreeBSD)
+	WGET_PATH = $(shell which fetch)
+	WGET_OPTS = -o 
+	CXX = g++
+endif
+
+ifeq (, $(WGET_PATH))
 	SRCS := $(filter-out $(SRC_DIRS)drivers/internet_http.cpp,$(SRCS))
 endif
 
@@ -64,10 +73,10 @@ system/.keep:
 	@echo Downloading OpenComputers system files
 	mkdir -p system
 	touch system/.keep
-	command -v svn && svn checkout https://github.com/MightyPirates/OpenComputers/trunk/src/main/resources/assets/opencomputers/loot system/loot || echo "\n\e[36;1mwarning: svn not found. The build will continue, you can manually prepare \`.system/\`\e[m\n"
-	wget https://raw.githubusercontent.com/MightyPirates/OpenComputers/master-MC1.7.10/src/main/resources/assets/opencomputers/lua/machine.lua -O system/machine.lua
-	wget https://raw.githubusercontent.com/MightyPirates/OpenComputers/master-MC1.7.10/src/main/resources/assets/opencomputers/lua/bios.lua -O system/bios.lua
-	wget https://raw.githubusercontent.com/MightyPirates/OpenComputers/master-MC1.7.10/src/main/resources/assets/opencomputers/font.hex -O system/font.hex
+	@command -v svn && svn checkout https://github.com/MightyPirates/OpenComputers/trunk/src/main/resources/assets/opencomputers/loot system/loot || echo "\n\e[36;1mwarning: svn not found. The build will continue, you can manually prepare \`.system/\`\e[m\n"
+	$(WGET_PATH) https://raw.githubusercontent.com/MightyPirates/OpenComputers/master-MC1.7.10/src/main/resources/assets/opencomputers/lua/machine.lua $(WGET_OPTS) system/machine.lua
+	$(WGET_PATH) https://raw.githubusercontent.com/MightyPirates/OpenComputers/master-MC1.7.10/src/main/resources/assets/opencomputers/lua/bios.lua $(WGET_OPTS) system/bios.lua
+	$(WGET_PATH) https://raw.githubusercontent.com/MightyPirates/OpenComputers/master-MC1.7.10/src/main/resources/assets/opencomputers/font.hex $(WGET_OPTS) system/font.hex
 
 .PHONY: clean
 

drivers/fs_utils.cpp

@@ -12,6 +12,11 @@ using std::ofstream;
 #include <mach-o/dyld.h>
 #endif
 
+#ifdef __FreeBSD__
+#include <sys/types.h>
+#include <sys/sysctl.h>
+#endif
+
 #include <string.h>
 #include <sys/stat.h>
 #include <unistd.h>
@@ -300,6 +305,11 @@ string proc_root()
     auto len = path.size();
     auto reduced = len < size ? len : size;
     ::memcpy(buf, path.data(), reduced);
+#elif __FreeBSD__
+    int mib[4] = {CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, -1};
+    size_t len = sizeof(buf);
+    sysctl(mib, 4, buf, &len, NULL, 0);
+
 #else
     ssize_t len = ::readlink("/proc/self/exe", buf, size);
     if (len >= size) // yikes, abort
@@ -311,6 +321,7 @@ string proc_root()
 
     buf[len] = 0;
     path = buf;
+    cerr << path << endl;
 
     // remove proc file name
     size_t last_slash = path.find_last_of("/");

drivers/raw_tty.cpp

@@ -25,6 +25,10 @@
 #define KDSKBMODE 0x4B45 /* sets current keyboard mode */
 #endif
 
+#ifdef __FreeBSD__
+#include <sys/kbio.h> /* KDGKBMODE and KDSKBMODE */
+#endif
+
 #include <signal.h>
 #include <string.h> // memset
 #include <time.h>