DEBUG only of requested

diff --git a/Makefile b/Makefile
index 3e050c7cfd1f6fb3a268c1f1c76b2da7eae28021..3d8073628bdb8a503bf0b96deb599b3fcaa23e21 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -19,24 +19,27 @@
 
 CC ?= gcc
 
-CFLAGS += -O2 -g -ggdb -c -std=gnu11 \
+CFLAGS += -O2 -c -std=gnu11 \
        -D_GNU_SOURCE \
        -fstack-protector-all -Wformat -Wformat=2 -Wformat-security -fPIE \
        -Wall -Wextra -Werror
 
 LDFLAGS += -Wl,-z,now -Wl,-z,relro -pie -Wl,-z,noexecstack
 
-COMPILER = $(shell $(CC) -v 2>&1 | grep -E '(gcc|clang) version' | grep -oE '(clang|gcc)')
+SRCS = nsjail.c cmdline.c contain.c log.c mount.c net.c sandbox.c subproc.c user.c util.c uts.c seccomp/bpf-helper.c
+OBJS = $(SRCS:.c=.o)
+BIN = nsjail
+
+ifdef DEBUG
+       CFLAGS += -g -ggdb -gdwarf-4
+endif
 
+COMPILER = $(shell $(CC) -v 2>&1 | grep -E '(gcc|clang) version' | grep -oE '(clang|gcc)')
 ifeq ($(COMPILER),clang)
        CFLAGS += -fblocks
        LDFLAGS += -lBlocksRuntime
 endif
 
-SRCS = nsjail.c cmdline.c contain.c log.c mount.c net.c sandbox.c subproc.c user.c util.c uts.c seccomp/bpf-helper.c
-OBJS = $(SRCS:.c=.o)
-BIN = nsjail
-
 ifeq ("$(wildcard /usr/include/libnl3/netlink/route/link/macvlan.h)","/usr/include/libnl3/netlink/route/link/macvlan.h")
        CFLAGS += -DNSJAIL_NL3_WITH_MACVLAN -I/usr/include/libnl3
        LDFLAGS += -lnl-3 -lnl-route-3