extras/tools: added the gas-preprocessor makro needed for ASM support on iOS

extras/tools/packages.mak

@@ -28,3 +28,6 @@ XZ_URL=http://tukaani.org/xz/xz-$(XZ_VERSION).tar.bz2
 
 OPENSSL_VERSION=1.0.0e
 OPENSSL_URL=http://www.openssl.org/source/openssl-$(OPENSSL_VERSION).tar.gz
+
+GAS_URL=https://github.com/yuvi/gas-preprocessor/tarball/master
+GAS_VERSION=867337f

extras/tools/tools.mak

@@ -197,6 +197,21 @@ CLEAN_FILE += .openssl
 CLEAN_PKG += openssl
 DISTCLEAN_PKG += openssl-$(OPENSSL_VERSION).tar.gz
 
+# gas-preprocessor
+yuvi-gas-preprocessor-$(GAS_VERSION).tar.gz:
+	$(call download,$(GAS_URL))
+
+gas: yuvi-gas-preprocessor-$(GAS_VERSION).tar.gz
+	$(UNPACK)
+	$(MOVE)
+
+.gas: gas
+	touch $@
+
+CLEAN_FILE += .gas
+CLEAN_PKG += gas
+DISTCLEAN_PKG += yuvi-gas-preprocessor-$(GAS_VERSION).tar.gz
+
 #
 #
 #