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# Copyright 2003-2006 Ned Ludd <solar@linbsd.net>
# Distributed under the terms of the GNU General Public License v2
####################################################################
check_gcc = $(shell if $(CC) $(1) -S -o /dev/null -xc /dev/null > /dev/null 2>&1; \
then echo "$(1)"; else echo "$(2)"; fi)
check_gcc_many = $(foreach flag,$(1),$(call check_gcc,$(flag)))
####################################################################
# Avoid CC overhead when installing
ifneq ($(MAKECMDGOALS),install)
_WFLAGS := \
-Wdeclaration-after-statement \
-Wextra \
-Wsequence-point \
-Wstrict-overflow
WFLAGS := -Wall -Wunused -Wimplicit -Wshadow -Wformat=2 \
-Wmissing-declarations -Wmissing-prototypes -Wwrite-strings \
-Wbad-function-cast -Wnested-externs -Wcomment -Winline \
-Wchar-subscripts -Wcast-align -Wno-format-nonliteral \
$(call check_gcc_many,$(_WFLAGS))
endif
CFLAGS ?= -O2 -pipe
override CPPFLAGS += -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64
LDFLAGS +=
LIBS :=
DESTDIR =
PREFIX = $(DESTDIR)/usr
DATADIR = $(PREFIX)/share
MANDIR = $(DATADIR)/man
DOCDIR = $(DATADIR)/doc
PKGDOCDIR = $(DOCDIR)/pax-utils
STRIP := strip
MKDIR := mkdir -p
INS_EXE := install -m755
INS_DATA := install -m644
# Some fun settings
#CFLAGS += -DEBUG -g
#LDFLAGS += -pie
PKG_CONFIG ?= pkg-config
ifeq ($(USE_CAP),yes)
LIBCAPS_CFLAGS := $(shell $(PKG_CONFIG) --cflags libcap)
LIBCAPS_LIBS := $(shell $(PKG_CONFIG) --libs libcap)
CPPFLAGS-pspax.c += $(LIBCAPS_CFLAGS) -DWANT_SYSCAP
LIBS-pspax += $(LIBCAPS_LIBS)
endif
ifdef PV
override CPPFLAGS += -DVERSION=\"$(PV)\"
else
VCSID := $(shell git describe --tags HEAD)
endif
override CPPFLAGS += -DVCSID='"$(VCSID)"'
####################################################################
ELF_TARGETS = scanelf dumpelf $(shell echo | $(CC) -dM -E - | grep -q __svr4__ || echo pspax)
ELF_OBJS = paxelf.o
MACH_TARGETS = scanmacho
MACH_OBJS = paxmacho.o
COMMON_OBJS = paxinc.o security.o xfuncs.o
TARGETS = $(ELF_TARGETS) $(MACH_TARGETS)
SCRIPTS_SH = lddtree symtree
SCRIPTS_PY = lddtree
OBJS = $(ELF_OBJS) $(MACH_OBJS) $(COMMON_OBJS) $(TARGETS:%=%.o)
MPAGES = $(TARGETS:%=man/%.1)
SOURCES = $(OBJS:%.o=%.c)
all: $(OBJS) $(TARGETS)
@:
DEBUG_FLAGS = \
-nopie \
-fsanitize=address \
-fsanitize=leak \
-fsanitize=undefined
debug: clean
$(MAKE) CFLAGS="$(CFLAGS) -g3 -ggdb $(call check_gcc_many,$(DEBUG_FLAGS))" all
@-chpax -permsx $(ELF_TARGETS)
@-paxctl -permsx $(ELF_TARGETS)
fuzz: clean
$(MAKE) AFL_HARDEN=1 CC=afl-gcc all
@rm -rf findings
@printf '\nNow run:\n%s\n' \
"afl-fuzz -t 100 -i tests/fuzz/small/ -o findings/ ./scanelf -s '*' -axetrnibSDIYZB @@"
compile.c = $(CC) $(CFLAGS) $(CPPFLAGS) $(CPPFLAGS-$<) -o $@ -c $<
ifeq ($(V),)
Q := @
else
Q :=
endif
%.o: %.c
ifeq ($(V),)
@echo $(compile.c)
endif
$(Q)$(compile.c) $(WFLAGS)
$(ELF_TARGETS): %: $(ELF_OBJS) $(COMMON_OBJS) %.o
$(CC) $(CFLAGS) $(LDFLAGS) $^ -o $@ $(LIBS) $(LIBS-$@)
$(MACH_TARGETS): %: $(MACH_OBJS) $(COMMON_OBJS) %.o
$(CC) $(CFLAGS) $(LDFLAGS) $^ -o $@ $(LIBS) $(LIBS-$@)
%.so: %.c
$(CC) -shared -fPIC -o $@ $<
depend:
$(CC) $(CFLAGS) -MM $(SOURCES) > .depend
clean:
-rm -f $(OBJS) $(TARGETS)
distclean: clean
-rm -f *~ core *.o
-cd man && $(MAKE) clean
strip: all
$(STRIP) $(TARGETS)
strip-more:
$(STRIP) --strip-unneeded $(TARGETS)
install: all
$(MKDIR) $(PREFIX)/bin/ $(MANDIR)/man1/ $(PKGDOCDIR)/
for sh in $(SCRIPTS_SH) ; do $(INS_EXE) $$sh.sh $(PREFIX)/bin/$$sh || exit $$? ; done
ifneq ($(USE_PYTHON),no)
for py in $(SCRIPTS_PY) ; do $(INS_EXE) $$py.py $(PREFIX)/bin/$$py || exit $$? ; done
endif
$(INS_EXE) $(TARGETS) $(PREFIX)/bin/
$(INS_DATA) README BUGS TODO $(PKGDOCDIR)/
$(INS_DATA) $(MPAGES) $(MANDIR)/man1/
PN = pax-utils
P = $(PN)-$(PV)
dist:
./make-tarball.sh $(DISTCHECK) $(PV)
distcheck:
$(MAKE) dist DISTCHECK=--check
-include .depend
check test:
$(MAKE) -C tests
.PHONY: all check clean dist install test
#
# All logic related to autotools is below here
#
GEN_MARK_START = \# @@@ GEN START @@@ \#
GEN_MARK_END = \# @@@ GEN END @@@ \#
EXTRA_DIST = $(shell git ls-files)
autotools-update:
$(MAKE) -C man -j
sed -i '/^$(GEN_MARK_START)$$/,/^$(GEN_MARK_END)$$/d' Makefile.am
( \
echo "$(GEN_MARK_START)"; \
printf 'dist_man_MANS +='; \
printf ' \\\n\t%s' $(wildcard man/*.1); \
echo; \
printf 'EXTRA_DIST +='; \
printf ' \\\n\t%s' $(EXTRA_DIST); \
echo; \
echo "$(GEN_MARK_END)"; \
) >> Makefile.am
autotools:
ifeq ($(SKIP_AUTOTOOLS_UPDATE),)
$(MAKE) autotools-update
endif
./autogen.sh --from=make
.PHONY: autotools autotools-update _autotools-update
|
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