build: gcov -- Don't gen gcov on blobs and syscalls

They are running inside dumpee space so should not
be injected with Gcov instructions.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>

Makefile

@@ -81,10 +81,13 @@ CFLAGS			+= $(USERCFLAGS)
 
 WARNINGS		:= -Wall
 
+CFLAGS-GCOV		:= --coverage -fno-exceptions -fno-inline
+export CFLAGS-GCOV
+
 ifeq ($(GCOV),1)
         LDFLAGS         += -lgcov
         DEBUG           := 1
-        CFLAGS          += --coverage -fno-exceptions -fno-inline
+        CFLAGS          += $(CFLAGS-GCOV)
 endif
 
 ifneq ($(WERROR),0)

criu/arch/aarch64/Makefile.syscalls

 builtin-name		:= syscalls.built-in.o
 
+CFLAGS			:= $(filter-out -pg $(CFLAGS-GCOV),$(CFLAGS))
+
 SYS-TYPES		:= ../../include/syscall-types.h
 SYS-CODES		:= ../../include/syscall-codes.h
 SYS-PROTO		:= ../../include/syscall.h

criu/arch/arm/Makefile.syscalls

 builtin-name		:= syscalls.built-in.o
 
+CFLAGS			:= $(filter-out -pg $(CFLAGS-GCOV),$(CFLAGS))
+
 SYS-TYPES		:= ../../include/syscall-types.h
 SYS-CODES		:= ../../include/syscall-codes.h
 SYS-PROTO		:= ../../include/syscall.h

criu/arch/ppc64/Makefile.syscalls

 builtin-name		:= syscalls.built-in.o
 
+CFLAGS			:= $(filter-out -pg $(CFLAGS-GCOV),$(CFLAGS))
+
 SYS-TYPES		:= ../../include/syscall-types.h
 SYS-CODES		:= ../../include/syscall-codes.h
 SYS-PROTO		:= ../../include/syscall.h

criu/arch/x86/Makefile.syscalls

 include $(__nmk_dir)msg.mk
 builtin-name		:= syscalls.built-in.o
 
+CFLAGS			:= $(filter-out -pg $(CFLAGS-GCOV),$(CFLAGS))
+
 SYS-TYPES		:= ../../include/syscall-types.h
 SYS-CODES		:= ../../include/syscall-codes.h
 SYS-PROTO		:= ../../include/syscall.h

criu/pie/Makefile

@@ -15,7 +15,7 @@ restorer-obj-e		+= ./$(ARCH_DIR)/syscalls.built-in.o
 # applications, which is not the target of the
 # project.
 #
-CFLAGS			:= $(filter-out -pg,$(CFLAGS)) -iquote pie/piegen -iquote arch/$(ARCH)/include -iquote $(SRC_DIR) -iquote $(SRC_DIR)/criu/include
+CFLAGS			:= $(filter-out -pg $(CFLAGS-GCOV),$(CFLAGS)) -iquote pie/piegen -iquote arch/$(ARCH)/include -iquote $(SRC_DIR) -iquote $(SRC_DIR)/criu/include
 
 ifneq ($(filter-out ia32,$(ARCH)),)
         ccflags-y	+= -DCR_NOGLIBC -fpie -Wa,--noexecstack -fno-stack-protector

criu/pie/Makefile.library

@@ -29,7 +29,7 @@ endif
 # project.
 #
 iquotes			:= -iquote pie/piegen -iquote arch/$(ARCH)/include -iquote $(SRC_DIR) -iquote $(SRC_DIR)/criu/include
-ccflags-y		:= $(filter-out -pg,$(CFLAGS)) $(iquotes)
+CFLAGS			:= $(filter-out -pg $(CFLAGS-GCOV),$(CFLAGS)) $(iquotes)
 asflags-y		:= -D__ASSEMBLY__ $(iquotes)
 
 ifeq ($(SRCARCH),arm)