1# Support building the Python bindings multiple times, against various Python 2# runtimes (e.g. Python 2 vs Python 3) by optionally prefixing the build 3# targets with "PYPREFIX": 4PYTHON ?= python3 5PYPREFIX ?= $(shell $(PYTHON) -c 'import sys;print("python-%d.%d" % sys.version_info[:2])') 6RUBY ?= ruby 7RUBYPREFIX ?= $(notdir $(RUBY)) 8PKG_CONFIG ?= pkg-config 9 10# Installation directories. 11PREFIX ?= /usr 12LIBDIR ?= $(PREFIX)/lib 13SHLIBDIR ?= /lib 14INCLUDEDIR ?= $(PREFIX)/include 15PYINC ?= $(shell $(PKG_CONFIG) --cflags $(PYPREFIX)) 16PYLIBS ?= $(shell $(PKG_CONFIG) --libs $(PYPREFIX)) 17PYTHONLIBDIR ?= $(shell $(PYTHON) -c "from distutils.sysconfig import *; print(get_python_lib(plat_specific=1, prefix='$(PREFIX)'))") 18PYCEXT ?= $(shell $(PYTHON) -c 'import imp;print([s for s,m,t in imp.get_suffixes() if t == imp.C_EXTENSION][0])') 19RUBYINC ?= $(shell $(RUBY) -e 'puts "-I" + RbConfig::CONFIG["rubyarchhdrdir"] + " -I" + RbConfig::CONFIG["rubyhdrdir"]') 20RUBYLIBS ?= $(shell $(RUBY) -e 'puts "-L" + RbConfig::CONFIG["libdir"] + " -L" + RbConfig::CONFIG["archlibdir"] + " " + RbConfig::CONFIG["LIBRUBYARG_SHARED"]') 21RUBYINSTALL ?= $(shell $(RUBY) -e 'puts RbConfig::CONFIG["vendorarchdir"]') 22 23VERSION = $(shell cat ../VERSION) 24LIBVERSION = 1 25 26OS ?= $(shell uname) 27 28ifeq ($(shell $(CC) -v 2>&1 | grep "clang"),) 29COMPILER ?= gcc 30else 31COMPILER ?= clang 32endif 33 34LIBA=libselinux.a 35TARGET=libselinux.so 36LIBPC=libselinux.pc 37SWIGIF= selinuxswig_python.i selinuxswig_python_exception.i 38SWIGRUBYIF= selinuxswig_ruby.i 39SWIGCOUT= selinuxswig_python_wrap.c 40SWIGPYOUT= selinux.py 41SWIGRUBYCOUT= selinuxswig_ruby_wrap.c 42SWIGLOBJ:= $(patsubst %.c,$(PYPREFIX)%.lo,$(SWIGCOUT)) 43SWIGRUBYLOBJ:= $(patsubst %.c,%.lo,$(SWIGRUBYCOUT)) 44SWIGSO=$(PYPREFIX)_selinux.so 45SWIGFILES=$(SWIGSO) $(SWIGPYOUT) 46SWIGRUBYSO=$(RUBYPREFIX)_selinux.so 47LIBSO=$(TARGET).$(LIBVERSION) 48AUDIT2WHYLOBJ=$(PYPREFIX)audit2why.lo 49AUDIT2WHYSO=$(PYPREFIX)audit2why.so 50 51# If no specific libsepol.a is specified, fall back on LDFLAGS search path 52# Otherwise, as $(LIBSEPOLA) already appears in the dependencies, there 53# is no need to define a value for LDLIBS_LIBSEPOLA 54ifeq ($(LIBSEPOLA),) 55 LDLIBS_LIBSEPOLA := -l:libsepol.a 56endif 57 58GENERATED=$(SWIGCOUT) $(SWIGRUBYCOUT) $(SWIGCOUT) selinuxswig_python_exception.i 59SRCS= $(filter-out $(GENERATED) audit2why.c, $(sort $(wildcard *.c))) 60 61MAX_STACK_SIZE=32768 62 63ifeq ($(COMPILER), gcc) 64EXTRA_CFLAGS = -fipa-pure-const -Wlogical-op -Wpacked-bitfield-compat -Wsync-nand \ 65 -Wcoverage-mismatch -Wcpp -Wformat-contains-nul -Wnormalized=nfc -Wsuggest-attribute=const \ 66 -Wsuggest-attribute=noreturn -Wsuggest-attribute=pure -Wtrampolines -Wjump-misses-init \ 67 -Wno-suggest-attribute=pure -Wno-suggest-attribute=const -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 \ 68 -Wstrict-overflow=5 69else 70EXTRA_CFLAGS = -Wunused-command-line-argument 71endif 72 73OBJS= $(patsubst %.c,%.o,$(SRCS)) 74LOBJS= $(patsubst %.c,%.lo,$(SRCS)) 75CFLAGS ?= -O -Wall -W -Wundef -Wformat-y2k -Wformat-security -Winit-self -Wmissing-include-dirs \ 76 -Wunused -Wunknown-pragmas -Wstrict-aliasing -Wshadow -Wpointer-arith \ 77 -Wbad-function-cast -Wcast-align -Wwrite-strings -Waggregate-return \ 78 -Wstrict-prototypes -Wold-style-definition -Wmissing-prototypes \ 79 -Wmissing-declarations -Wmissing-noreturn -Wmissing-format-attribute \ 80 -Wredundant-decls -Wnested-externs -Winline -Winvalid-pch -Wvolatile-register-var \ 81 -Wdisabled-optimization -Wbuiltin-macro-redefined \ 82 -Wattributes -Wmultichar \ 83 -Wdeprecated-declarations -Wdiv-by-zero -Wdouble-promotion -Wendif-labels -Wextra \ 84 -Wformat-extra-args -Wformat-zero-length -Wformat=2 -Wmultichar \ 85 -Woverflow -Wpointer-to-int-cast -Wpragmas \ 86 -Wno-missing-field-initializers -Wno-sign-compare \ 87 -Wno-format-nonliteral -Wframe-larger-than=$(MAX_STACK_SIZE) \ 88 -fstack-protector-all --param=ssp-buffer-size=4 -fexceptions \ 89 -fasynchronous-unwind-tables -fdiagnostics-show-option -funit-at-a-time \ 90 -Werror -Wno-aggregate-return -Wno-redundant-decls \ 91 $(EXTRA_CFLAGS) 92 93LD_SONAME_FLAGS=-soname,$(LIBSO),-z,defs,-z,relro 94 95ifeq ($(OS), Darwin) 96override CFLAGS += -I/opt/local/include 97override LDFLAGS += -L/opt/local/lib -undefined dynamic_lookup 98LD_SONAME_FLAGS=-install_name,$(LIBSO) 99endif 100 101PCRE_LDLIBS ?= -lpcre 102# override with -lfts when building on Musl libc to use fts-standalone 103FTS_LDLIBS ?= 104 105override CFLAGS += -I../include -D_GNU_SOURCE $(DISABLE_FLAGS) $(PCRE_CFLAGS) 106 107SWIG_CFLAGS += -Wno-error -Wno-unused-variable -Wno-unused-but-set-variable -Wno-unused-parameter \ 108 -Wno-shadow -Wno-uninitialized -Wno-missing-prototypes -Wno-missing-declarations 109 110RANLIB ?= ranlib 111 112ARCH := $(patsubst i%86,i386,$(shell uname -m)) 113ifneq (,$(filter i386,$(ARCH))) 114TLSFLAGS += -mno-tls-direct-seg-refs 115endif 116 117ifeq ($(ANDROID_HOST),y) 118DISABLE_FLAGS+= -DNO_MEDIA_BACKEND -DNO_DB_BACKEND -DNO_X_BACKEND \ 119 -DBUILD_HOST 120SRCS= callbacks.c freecon.c label.c label_file.c \ 121 label_backends_android.c regex.c label_support.c \ 122 matchpathcon.c setrans_client.c sha1.c booleans.c 123else 124DISABLE_FLAGS+= -DNO_ANDROID_BACKEND 125SRCS:= $(filter-out label_backends_android.c, $(SRCS)) 126endif 127 128SWIGRUBY = swig -Wall -ruby -o $(SWIGRUBYCOUT) -outdir ./ $(DISABLE_FLAGS) 129 130all: $(LIBA) $(LIBSO) $(LIBPC) 131 132pywrap: all selinuxswig_python_exception.i 133 CFLAGS="$(CFLAGS) $(SWIG_CFLAGS)" $(PYTHON) setup.py build_ext 134 135rubywrap: all $(SWIGRUBYSO) 136 137$(SWIGRUBYLOBJ): $(SWIGRUBYCOUT) 138 $(CC) $(CFLAGS) $(SWIG_CFLAGS) $(RUBYINC) -fPIC -DSHARED -c -o $@ $< 139 140$(SWIGRUBYSO): $(SWIGRUBYLOBJ) 141 $(CC) $(CFLAGS) $(LDFLAGS) -L. -shared -o $@ $^ -lselinux $(RUBYLIBS) 142 143$(LIBA): $(OBJS) 144 $(AR) rcs $@ $^ 145 $(RANLIB) $@ 146 147$(LIBSO): $(LOBJS) 148 $(CC) $(CFLAGS) $(LDFLAGS) -shared -o $@ $^ $(PCRE_LDLIBS) $(FTS_LDLIBS) -ldl -Wl,$(LD_SONAME_FLAGS) 149 ln -sf $@ $(TARGET) 150 151$(LIBPC): $(LIBPC).in ../VERSION 152 sed -e 's/@VERSION@/$(VERSION)/; s:@prefix@:$(PREFIX):; s:@libdir@:$(LIBDIR):; s:@includedir@:$(INCLUDEDIR):; s:@PCRE_MODULE@:$(PCRE_MODULE):' < $< > $@ 153 154selinuxswig_python_exception.i: exception.sh ../include/selinux/selinux.h 155 bash -e exception.sh > $@ || (rm -f $@ ; false) 156 157%.o: %.c policy.h 158 $(CC) $(CFLAGS) $(TLSFLAGS) -c -o $@ $< 159 160%.lo: %.c policy.h 161 $(CC) $(CFLAGS) -fPIC -DSHARED -c -o $@ $< 162 163$(SWIGRUBYCOUT): $(SWIGRUBYIF) 164 $(SWIGRUBY) $< 165 166install: all 167 test -d $(DESTDIR)$(LIBDIR) || install -m 755 -d $(DESTDIR)$(LIBDIR) 168 install -m 644 $(LIBA) $(DESTDIR)$(LIBDIR) 169 test -d $(DESTDIR)$(SHLIBDIR) || install -m 755 -d $(DESTDIR)$(SHLIBDIR) 170 install -m 755 $(LIBSO) $(DESTDIR)$(SHLIBDIR) 171 test -d $(DESTDIR)$(LIBDIR)/pkgconfig || install -m 755 -d $(DESTDIR)$(LIBDIR)/pkgconfig 172 install -m 644 $(LIBPC) $(DESTDIR)$(LIBDIR)/pkgconfig 173 ln -sf --relative $(DESTDIR)$(SHLIBDIR)/$(LIBSO) $(DESTDIR)$(LIBDIR)/$(TARGET) 174 175install-pywrap: pywrap 176 $(PYTHON) setup.py install --prefix=$(PREFIX) `test -n "$(DESTDIR)" && echo --root $(DESTDIR)` 177 install -m 644 $(SWIGPYOUT) $(DESTDIR)$(PYTHONLIBDIR)/selinux/__init__.py 178 ln -sf --relative $(DESTDIR)$(PYTHONLIBDIR)/selinux/_selinux$(PYCEXT) $(DESTDIR)$(PYTHONLIBDIR)/_selinux$(PYCEXT) 179 180install-rubywrap: rubywrap 181 test -d $(DESTDIR)$(RUBYINSTALL) || install -m 755 -d $(DESTDIR)$(RUBYINSTALL) 182 install -m 755 $(SWIGRUBYSO) $(DESTDIR)$(RUBYINSTALL)/selinux.so 183 184relabel: 185 /sbin/restorecon $(DESTDIR)$(SHLIBDIR)/$(LIBSO) 186 187clean-pywrap: 188 -rm -f $(SWIGLOBJ) $(SWIGSO) $(AUDIT2WHYLOBJ) $(AUDIT2WHYSO) 189 $(PYTHON) setup.py clean 190 -rm -rf build *~ \#* *pyc .#* 191 192clean-rubywrap: 193 -rm -f $(SWIGRUBYLOBJ) $(SWIGRUBYSO) 194 195clean: clean-pywrap clean-rubywrap 196 -rm -f $(LIBPC) $(OBJS) $(LOBJS) $(LIBA) $(LIBSO) $(TARGET) *.o *.lo *~ 197 198distclean: clean 199 rm -f $(GENERATED) $(SWIGFILES) 200 201indent: 202 ../../scripts/Lindent $(filter-out $(GENERATED),$(wildcard *.[ch])) 203 204.PHONY: all clean clean-pywrap clean-rubywrap pywrap rubywrap swigify install install-pywrap install-rubywrap distclean 205