From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sukadev Bhattiprolu Subject: [PATCH][user-cr][v2] Create libeclone.a Date: Mon, 8 Feb 2010 09:58:08 -0800 Message-ID: <20100208175808.GA29695@us.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: containers-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: Oren Laadan Cc: Containers List-Id: containers.vger.kernel.org Here is an updated patch which includes genstack.o in libeclone and adds Serge's ack. --- From: Sukadev Bhattiprolu Date: Sat, 6 Feb 2010 10:45:10 -0800 Subject: [PATCH 1/1] Create libeclone.a The user-api to the eclone() system call is architecture dependent. Besides checkpoint/restart code, this api could be used by eclone() test cases (see cr-tests.git tree) and possibly other users of eclone(). To avoid duplication of the arch dependent code, move the api into libeclone.a (as suggested by Serge Hallyn). Changelog[v2]: - Include genstack.o in libeclone.a Signed-off-by: Sukadev Bhattiprolu Acked-by: Serge Hallyn --- Makefile | 24 +++++++++++++++--------- 1 files changed, 15 insertions(+), 9 deletions(-) diff --git a/Makefile b/Makefile index 35188f9..b7af994 100644 --- a/Makefile +++ b/Makefile @@ -5,7 +5,7 @@ CKPT_HEADERS = include/linux/checkpoint.h \ include/linux/checkpoint_hdr.h \ include/asm/checkpoint_hdr.h -# detect architecture (for clone_with_pids) +# detect architecture (for eclone) SUBARCH = $(patsubst i%86,x86_32,$(shell uname -m)) # compile with debug ? @@ -19,8 +19,11 @@ CFLAGS += -g $(WARNS) $(CKPT_INCLUDE) $(DEBUG) # install dir INSTALL_DIR = /bin +LIB_INSTALL_DIR = /lib -PROGS = checkpoint restart ckptinfo nsexeccwp +ECLONE_PROGS = restart nsexeccwp +PROGS = checkpoint ckptinfo $(ECLONE_PROGS) +LIB_ECLONE = libeclone.a # other cleanup OTHER = ckptinfo_types.c @@ -32,21 +35,22 @@ LDLIBS = -lm all: $(PROGS) @make -C test +$(LIB_ECLONE): + ar ruv $(LIB_ECLONE) $^ + # restart needs to be thread-safe restart: CFLAGS += -D__REENTRANT -pthread # eclone() is architecture specific ifneq ($(SUBARCH),) -restart: clone_$(SUBARCH).o genstack.o -restart: CFLAGS += -DARCH_HAS_ECLONE -nsexeccwp: clone_$(SUBARCH).o genstack.o -nsexeccwp: CFLAGS += -DARCH_HAS_ECLONE +$(ECLONE_PROGS): $(LIB_ECLONE) +$(ECLONE_PROGS): CFLAGS += -DARCH_HAS_ECLONE +$(LIB_ECLONE): clone_$(SUBARCH).o genstack.o endif # on powerpc, need also assembly file ifeq ($(SUBARCH),ppc) -restart: clone_$(SUBARCH)_.o -nsexeccwp: clone_$(SUBARCH)_.o +$(LIB_ECLONE): clone_$(SUBARCH)_.o endif # ckptinfo dependencies @@ -56,6 +60,8 @@ ckptinfo_types.c: $(CKPT_HEADERS) ckptinfo.py cat $(CKPT_HEADERS) | ./ckptinfo.py > ckptinfo_types.c install: + @echo /usr/bin/install -m 755 $(LIB_ECLONE) $(LIB_INSTALL_DIR) + @/usr/bin/install -m 755 $(LIB_ECLONE) $(LIB_INSTALL_DIR) @echo /usr/bin/install -m 755 checkpoint restart ckptinfo $(INSTALL_DIR) @/usr/bin/install -m 755 checkpoint restart ckptinfo $(INSTALL_DIR) @@ -68,5 +74,5 @@ distclean: clean @rm -f $(CKPT_HEADERS) clean: - @rm -f $(PROGS) $(OTHER) *~ *.o headers.h + @rm -f $(PROGS) $(OTHER) $(LIB_ECLONE) *~ *.o headers.h @make -C test clean -- 1.6.0.4