Make fixepoint.c as a shared library (libfixedpoint.a).

Change-Id: Icc10d6e85f890c432f191233a4d64e09f00be43d
Reviewed-on: http://gerrit.rockbox.org/456
Reviewed-by: Michael Sevakis <jethead71@rockbox.org>
Tested-by: Michael Sevakis <jethead71@rockbox.org>

1 files changed, 36 insertions, 0 deletions

diff --git a/lib/fixedpoint/fixedpoint.make b/lib/fixedpoint/fixedpoint.make
new file mode 100644
index 0000000000..9ee0e1f0c7
--- /dev/null
+++ b/lib/fixedpoint/fixedpoint.make
@@ -0,0 +1,36 @@
+#             __________               __   ___.
+#   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+#   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+#   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+#   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+#                     \/            \/     \/    \/            \/
+
+FIXEDPOINTLIB := $(BUILDDIR)/lib/libfixedpoint.a
+FIXEDPOINTLIB_DIR := $(ROOTDIR)/lib/fixedpoint
+FIXEDPOINTLIB_SRC := $(FIXEDPOINTLIB_DIR)/fixedpoint.c
+FIXEDPOINTLIB_OBJ := $(call c2obj, $(FIXEDPOINTLIB_SRC))
+
+INCLUDES += -I$(FIXEDPOINTLIB_DIR)
+OTHER_SRC += $(FIXEDPOINTLIB_SRC)
+
+# If not SOFTWARECODECS, then only plugins depend upon us
+ifdef SOFTWARECODECS
+CORE_LIBS += $(FIXEDPOINTLIB)
+CORE_GCSECTIONS := yes
+endif
+
+FIXEDPOINTLIB_FLAGS := $(CFLAGS)
+
+# Do not use '-ffunction-sections' and '-fdata-sections' when compiling sdl-sim
+ifneq ($(findstring sdl-sim, $(APP_TYPE)), sdl-sim)
+    FIXEDPOINTLIB_FLAGS += -ffunction-sections -fdata-sections
+endif
+
+$(FIXEDPOINTLIB_OBJ): $(FIXEDPOINTLIB_SRC)
+        $(SILENT)mkdir -p $(dir $@)
+        $(call PRINTS,CC $(subst $(ROOTDIR)/,,$<))$(CC) \
+                $(FIXEDPOINTLIB_FLAGS) -c $< -o $@
+
+$(FIXEDPOINTLIB): $(FIXEDPOINTLIB_OBJ)
+        $(SILENT)$(shell rm -f $@)
+        $(call PRINTS,AR $(@F))$(AR) rcs $@ $^ >/dev/null