From 1fd31410722c665e68832fa59bdc1a624a4f0bef Mon Sep 17 00:00:00 2001
From: Rob Austein <sra@hactrn.net>
Date: Thu, 11 Jun 2015 08:38:46 -0400
Subject: Basic port of libtfm (Tom's Fast Math library).  Will want to lock
 down with checksums and specific commits later, but this should suffice for
 initial testing.

---
 GNUmakefile | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 GNUmakefile

(limited to 'GNUmakefile')

diff --git a/GNUmakefile b/GNUmakefile
new file mode 100644
index 0000000..c3377cd
--- /dev/null
+++ b/GNUmakefile
@@ -0,0 +1,37 @@
+# Download and build libtfm from source with the options we want.
+#
+# Perhaps we should be using a git subrepository instead of this hack?
+# Work that out later.
+
+URL	:= https://github.com/libtom/tomsfastmath.git
+
+REPO	:= $(notdir $(basename ${URL}))
+HDR	:= ${REPO}/src/headers/tfm.h
+LIB	:= ${REPO}/libtfm.a
+
+FLAGS	:= CFLAGS='-fPIC -Wall -W -Wshadow -Isrc/headers -g3'
+
+TARGETS	:= $(notdir ${HDR} ${LIB})
+
+all: ${TARGETS}
+
+clean:
+	rm -f ${TARGETS}
+	cd ${REPO}; git clean -dxf
+
+distclean: clean
+	rm -rf ${REPO}
+
+${HDR}:
+	git clone -q ${URL}
+
+${LIB}: ${HDR}
+#	sha256sum --check Checksums
+	cd ${REPO}; git clean -dxf
+	cd ${REPO}; ${MAKE} ${FLAGS}
+
+$(notdir ${HDR}): ${HDR}
+	ln -f $^ $@
+
+$(notdir ${LIB}): ${LIB}
+	ln -f $^ $@
-- 
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