[ktap] [PATCHv3 7/8] Modify makefile to build ffi module
- From: Qingping Hou <dave2008713@xxxxxxxxx>
- To: ktap@xxxxxxxxxxxxx
- Date: Fri, 29 Nov 2013 15:47:21 -0500
From: Yicheng Qin <qycqycqycqycqyc@xxxxxxxxx>
This patch adds rule to build ffi module into ktap.
Also, it introduces FFI flag to enable/disable FFI funtionality.
Signed-off-by: Yicheng Qin <qycqycqycqycqyc@xxxxxxxxx>
Signed-off-by: Qingping Hou <qingping.hou@xxxxxxxxx>
---
Makefile | 34 ++++++++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/Makefile b/Makefile
index 621e125..ee7e8da 100644
--- a/Makefile
+++ b/Makefile
@@ -3,6 +3,9 @@
# Define NO_LIBELF if you do not want libelf dependency (e.g. cross-builds)
# (this will also disable resolve resolving symbols in DSO functionality)
#
+# Define FFI if you want to compile ktap with FFI support. By default This
+# toggle is off.
+#
# Define amalg to enable amalgamation build, This compiles the ktapvm as
# one huge C file and allows GCC to generate faster and shorter code. Alas,
# this requires lots of memory during the build.
@@ -20,20 +23,35 @@ all: mod ktap
INC = include
INTP = interpreter
+
+FFIDIR = $(INTP)/ffi
KTAP_LIBS = -lpthread
LIB_OBJS += $(INTP)/lib_base.o $(INTP)/lib_kdebug.o $(INTP)/lib_timer.o \
$(INTP)/lib_ansi.o
ifndef amalg
+ifdef FFI
+FFI_OBJS += $(FFIDIR)/ffi_call.o $(FFIDIR)/ffi_type.o $(FFIDIR)/ffi_symbol.o \
+ $(FFIDIR)/call_x86_64.o $(FFIDIR)/cdata.o $(FFIDIR)/ffi_util.o
+INTP_OBJS += $(FFI_OBJS)
+LIB_OBJS += $(INTP)/lib_ffi.o
+endif
INTP_OBJS += $(INTP)/ktap.o $(INTP)/kp_load.o $(INTP)/kp_obj.o \
$(INTP)/kp_str.o $(INTP)/kp_tab.o $(INTP)/kp_vm.o \
$(INTP)/kp_opcode.o $(INTP)/kp_transport.o \
$(LIB_OBJS)
else
+ifdef FFI
+INTP_OBJS += $(FFIDIR)/call_x86_64.o
+endif
INTP_OBJS += $(INTP)/kp_amalg.o
endif
+ifdef FFI
+ccflags-y += -DCONFIG_KTAP_FFI
+endif
+
obj-m += ktapvm.o
ktapvm-y := $(INTP_OBJS)
@@ -48,6 +66,7 @@ modules_install:
KTAPC_CFLAGS = -Wall -O2
+
# try-cc
# Usage: option = $(call try-cc, source-to-build, cc-options, msg)
ifneq ($(V),1)
@@ -117,6 +136,16 @@ ifndef NO_LIBELF
$(UDIR)/symbol.o: $(UDIR)/symbol.c
$(QUIET_CC)$(CC) $(DEBUGINFO_FLAG) $(KTAPC_CFLAGS) -o $@ -c $<
endif
+ifdef FFI
+KTAPC_CFLAGS += -DCONFIG_KTAP_FFI
+$(UDIR)/ffi_type.o: $(INTP)/ffi/ffi_type.c $(INC)/*
+ $(QUIET_CC)$(CC) $(DEBUGINFO_FLAG) $(KTAPC_CFLAGS) -o $@ -c $<
+$(UDIR)/ffi/cparser.o: $(UDIR)/ffi/cparser.c $(INC)/*
+ $(QUIET_CC)$(CC) $(DEBUGINFO_FLAG) $(KTAPC_CFLAGS) -o $@ -c $<
+$(UDIR)/ffi/ctype.o: $(UDIR)/ffi/ctype.c $(INC)/*
+ $(QUIET_CC)$(CC) $(DEBUGINFO_FLAG) $(KTAPC_CFLAGS) -o $@ -c $<
+endif
+
KTAPOBJS =
KTAPOBJS += $(UDIR)/lex.o
@@ -134,6 +163,11 @@ KTAPOBJS += $(UDIR)/kp_obj.o
ifndef NO_LIBELF
KTAPOBJS += $(UDIR)/symbol.o
endif
+ifdef FFI
+KTAPOBJS += $(UDIR)/ffi_type.o
+KTAPOBJS += $(UDIR)/ffi/cparser.o
+KTAPOBJS += $(UDIR)/ffi/ctype.o
+endif
ktap: $(KTAPOBJS)
$(QUIET_LINK)$(CC) $(KTAPC_CFLAGS) -o $@ $(KTAPOBJS) $(KTAP_LIBS)
--
1.8.1.2
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