Replace wget with curl & fix sed command for OSX

README.md

@@ -4,18 +4,23 @@ Personal MegaDrive toolchain I put too much effort into.
 You probably shouldn't try using this for 32X dev, 
 I don't have any examples yet and am still learning how that thing works.
 
-### Dependencies: Windows Users
+### Dependencies: Windows
 
  * Install [MSYS2](http://www.msys2.org/) and follow the instructions on the site to make sure it is up to date
- * From MinGW 64-bit terminal: `pacman -S mingw-w64-x86_64-toolchain texinfo wget tar diffutils`
+ * From MinGW 64-bit terminal: `pacman -S mingw-w64-x86_64-toolchain texinfo tar diffutils`
  * (It should work with the 32-bit terminal too, just replace `x86_64` with `i686`)
 
 
-### Dependencies: GNU/Linux Users
+### Dependencies: GNU/Linux
 
- * Arch: `pacman -S base-devel texinfo wget`
- * Debian: `apt install build-essential texinfo wget`
- * RedHat: `yum install gcc gcc-c++ texinfo-tex wget`
+ * Arch: `pacman -S base-devel texinfo`
+ * Debian: `apt install build-essential texinfo`
+ * RedHat: `yum install gcc gcc-c++ texinfo-tex`
+
+
+### Dependencies: OSX
+
+ * Xcode with clang seems to work fine
 
 
 ### Optional Dependencies

sgdk/Makefile

@@ -19,7 +19,7 @@ tools: $(BINTOS) $(RESCOMP) $(XGMTOOL) $(WAVTORAW) $(PCMTORAW) $(SIZEBND) $(LZ4W
 
 $(LIBMD):
 	# Compress resources with lz4w instead of aplib
-	sed -i 's/-1/2/g' SGDK/res/libres.res
+	sed -i  '' 's/-1/2/g' SGDK/res/libres.res
 	cp -f Makefile.libmd SGDK/Makefile
 	make -C SGDK
 	cp -f SGDK/libmd.a $@

toolchain/Makefile

@@ -65,10 +65,10 @@ $(GCC_DIR): $(GCC_PKG)
 	tar xf $(GCC_PKG)
 
 $(BINUTILS_PKG):
-	@wget https://mirrors.tripadvisor.com/gnu/binutils/$(BINUTILS_PKG)
+	@curl -O https://mirrors.tripadvisor.com/gnu/binutils/$(BINUTILS_PKG)
 
 $(GCC_PKG):
-	@wget https://mirrors.tripadvisor.com/gnu/gcc/gcc-$(GCC_VER)/$(GCC_PKG)
+	@curl -O https://mirrors.tripadvisor.com/gnu/gcc/gcc-$(GCC_VER)/$(GCC_PKG)
 
 $(LDSCRIPTS):
 	cp -rf ldscripts/ $(LDSCRIPTS)