-export CROSS CC AR STRIP RANLIB CFLAGS LDFLAGS LIB_OBJS ARCH_LIB_OBJS CRT0
-
-# code taken from uClibc to determine the current arch
-ARCH := ${shell $(CC) -dumpmachine | sed -e s'/-.*//' -e 's/i.86/i386/' -e 's/sparc.*/sparc/' \
- -e 's/arm.*/arm/g' -e 's/m68k.*/m68k/' -e 's/powerpc/ppc/g'}
-
-# code taken from uClibc to determine the gcc include dir
-GCCINCDIR := ${shell LC_ALL=C $(CC) -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp"}
-
-# code taken from uClibc to determine the libgcc.a filename
-GCC_LIB := $(shell $(CC) -print-libgcc-file-name )
-
-# use '-Os' optimization if available, else use -O2
-OPTIMIZATION := ${shell if $(CC) -Os -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
- then echo "-Os"; else echo "-O2" ; fi}
-
-# check if compiler option is supported
-cc-supports = ${shell if $(CC) ${1} -S -o /dev/null -xc /dev/null > /dev/null 2>&1; then echo "$(1)"; fi;}
-
-WARNINGS := -Wall -fno-builtin -Wchar-subscripts -Wpointer-arith -Wstrict-prototypes -Wsign-compare
-WARNINGS += $(call cc-supports,-Wno-pointer-sign)
-WARNINGS += $(call cc-supports,-Wdeclaration-after-statement)
-
-CFLAGS := -pipe
-
-HEADERS = \
- udev.h \
- udev_utils.h \
- namedev.h \
- udev_version.h \
- udev_db.h \
- udev_sysfs.h \
- logging.h \
- udev_libc_wrapper.h \
- udev_selinux.h \
- list.h
-
-SYSFS_OBJS = \
- libsysfs/sysfs_class.o \
- libsysfs/sysfs_device.o \
- libsysfs/sysfs_dir.o \
- libsysfs/sysfs_driver.o \
- libsysfs/sysfs_utils.o \
- libsysfs/dlist.o
-
-UDEV_OBJS = \
- udev_utils.o \
- udev_config.o \
- udev_add.o \
- udev_remove.o \
- udev_start.o \
- udev_sysfs.o \
- udev_db.o \
- udev_multiplex.o \
- namedev.o \
- namedev_parse.o \
- udev_libc_wrapper.o
+CFLAGS = -g -Wall -pipe -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64
+WARNINGS = -Wstrict-prototypes -Wsign-compare -Wshadow \
+ -Wchar-subscripts -Wmissing-declarations -Wnested-externs \
+ -Wpointer-arith -Wcast-align -Wsign-compare -Wmissing-prototypes
+CFLAGS += $(WARNINGS)