From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:45644) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UDyer-0004jE-Qb for qemu-devel@nongnu.org; Fri, 08 Mar 2013 09:52:37 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UDyel-0005pz-0R for qemu-devel@nongnu.org; Fri, 08 Mar 2013 09:52:29 -0500 Received: from mx1.redhat.com ([209.132.183.28]:3904) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UDyek-0005pr-QE for qemu-devel@nongnu.org; Fri, 08 Mar 2013 09:52:22 -0500 From: Stefan Hajnoczi Date: Fri, 8 Mar 2013 15:52:15 +0100 Message-Id: <1362754335-4381-1-git-send-email-stefanha@redhat.com> Subject: [Qemu-devel] [PATCH] trace: rebuild generated-events.o when configuration changes List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: vilanova@ac.upc.edu, Stefan Hajnoczi Make sure to rebuild generated-events.o when ./configure options change. This prevents linker errors when a stale generated-events.o gets linked with code compiled against fresh headers. For example, try building with ./configure --enable-trace-backend=stderr followed by ./configure --enable-trace-backend=dtrace. Signed-off-by: Stefan Hajnoczi --- trace/Makefile.objs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/trace/Makefile.objs b/trace/Makefile.objs index 156aa25..a043072 100644 --- a/trace/Makefile.objs +++ b/trace/Makefile.objs @@ -11,7 +11,7 @@ $(obj)/generated-events.h-timestamp: $(SRC_PATH)/trace-events < $< > $@," GEN $(patsubst %-timestamp,%,$@)") @cmp -s $@ $(patsubst %-timestamp,%,$@) || cp $@ $(patsubst %-timestamp,%,$@) -$(obj)/generated-events.c: $(obj)/generated-events.c-timestamp +$(obj)/generated-events.c: $(obj)/generated-events.c-timestamp $(BUILD_DIR)/config-host.mak $(obj)/generated-events.c-timestamp: $(SRC_PATH)/trace-events $(call quiet-command,$(TRACETOOL) \ --format=events-c \ -- 1.8.1.4