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 ?= python
5PYPREFIX ?= $(notdir $(PYTHON))
6RUBY ?= ruby
7RUBYPREFIX ?= $(notdir $(RUBY))
8
9# Installation directories.
10PREFIX ?= $(DESTDIR)/usr
11LIBDIR ?= $(PREFIX)/lib
12SHLIBDIR ?= $(DESTDIR)/lib
13INCLUDEDIR ?= $(PREFIX)/include
14PYLIBVER ?= $(shell $(PYTHON) -c 'import sys;print("python%d.%d" % sys.version_info[0:2])')
15PYINC ?= $(shell pkg-config --cflags $(PYPREFIX))
16PYLIBDIR ?= $(LIBDIR)/$(PYLIBVER)
17RUBYLIBVER ?= $(shell $(RUBY) -e 'print RUBY_VERSION.split(".")[0..1].join(".")')
18RUBYPLATFORM ?= $(shell $(RUBY) -e 'print RUBY_PLATFORM')
19RUBYINC ?= $(shell pkg-config --cflags ruby)
20RUBYINSTALL ?= $(LIBDIR)/ruby/site_ruby/$(RUBYLIBVER)/$(RUBYPLATFORM)
21LIBBASE ?= $(shell basename $(LIBDIR))
22
23VERSION = $(shell cat ../VERSION)
24LIBVERSION = 1
25
26LIBA=libselinux.a
27TARGET=libselinux.so
28LIBPC=libselinux.pc
29SWIGIF= selinuxswig_python.i selinuxswig_python_exception.i
30SWIGRUBYIF= selinuxswig_ruby.i
31SWIGCOUT= selinuxswig_wrap.c
32SWIGRUBYCOUT= selinuxswig_ruby_wrap.c
33SWIGLOBJ:= $(patsubst %.c,$(PYPREFIX)%.lo,$(SWIGCOUT))
34SWIGRUBYLOBJ:= $(patsubst %.c,%.lo,$(SWIGRUBYCOUT))
35SWIGSO=$(PYPREFIX)_selinux.so
36SWIGFILES=$(SWIGSO) selinux.py
37SWIGRUBYSO=$(RUBYPREFIX)_selinux.so
38LIBSO=$(TARGET).$(LIBVERSION)
39AUDIT2WHYLOBJ=$(PYPREFIX)audit2why.lo
40AUDIT2WHYSO=$(PYPREFIX)audit2why.so
41
42ifeq ($(DISABLE_AVC),y)
43	UNUSED_SRCS+=avc.c avc_internal.c avc_sidtab.c mapping.c stringrep.c checkAccess.c
44endif
45ifeq ($(DISABLE_BOOL),y)
46	UNUSED_SRCS+=booleans.c
47endif
48
49GENERATED=$(SWIGCOUT) $(SWIGRUBYCOUT) selinuxswig_python_exception.i
50SRCS= $(filter-out $(UNUSED_SRCS) $(GENERATED) audit2why.c, $(wildcard *.c))
51
52MAX_STACK_SIZE=32768
53
54OBJS= $(patsubst %.c,%.o,$(SRCS))
55LOBJS= $(patsubst %.c,%.lo,$(SRCS))
56CFLAGS ?= -O -Wall -W -Wundef -Wformat-y2k -Wformat-security -Winit-self -Wmissing-include-dirs \
57          -Wunused -Wunknown-pragmas -Wstrict-aliasing -Wshadow -Wpointer-arith \
58          -Wbad-function-cast -Wcast-align -Wwrite-strings -Wlogical-op -Waggregate-return \
59          -Wstrict-prototypes -Wold-style-definition -Wmissing-prototypes \
60          -Wmissing-declarations -Wmissing-noreturn -Wmissing-format-attribute \
61          -Wredundant-decls -Wnested-externs -Winline -Winvalid-pch -Wvolatile-register-var \
62          -Wdisabled-optimization -Wbuiltin-macro-redefined -Wpacked-bitfield-compat \
63          -Wsync-nand -Wattributes -Wcoverage-mismatch -Wmultichar -Wcpp \
64          -Wdeprecated-declarations -Wdiv-by-zero -Wdouble-promotion -Wendif-labels -Wextra \
65          -Wformat-contains-nul -Wformat-extra-args -Wformat-zero-length -Wformat=2 -Wmultichar \
66          -Wnormalized=nfc -Woverflow -Wpointer-to-int-cast -Wpragmas -Wsuggest-attribute=const \
67          -Wsuggest-attribute=noreturn -Wsuggest-attribute=pure -Wtrampolines \
68          -Wno-missing-field-initializers -Wno-sign-compare -Wjump-misses-init \
69          -Wno-format-nonliteral -Wframe-larger-than=$(MAX_STACK_SIZE) -Wp,-D_FORTIFY_SOURCE=2 \
70          -fstack-protector-all --param=ssp-buffer-size=4 -fexceptions \
71          -fasynchronous-unwind-tables -fdiagnostics-show-option -funit-at-a-time \
72          -fipa-pure-const -Wno-suggest-attribute=pure -Wno-suggest-attribute=const \
73          -Werror -Wno-aggregate-return -Wno-redundant-decls
74
75override CFLAGS += -I../include -I$(INCLUDEDIR) -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 $(EMFLAGS)
76
77SWIG_CFLAGS += -Wno-error -Wno-unused-variable -Wno-unused-but-set-variable -Wno-unused-parameter \
78		-Wno-shadow -Wno-uninitialized -Wno-missing-prototypes -Wno-missing-declarations
79
80RANLIB ?= ranlib
81
82ARCH := $(patsubst i%86,i386,$(shell uname -m))
83ifneq (,$(filter i386,$(ARCH)))
84TLSFLAGS += -mno-tls-direct-seg-refs
85endif
86
87SWIG = swig -Wall -python -o $(SWIGCOUT) -outdir ./
88
89SWIGRUBY = swig -Wall -ruby -o $(SWIGRUBYCOUT) -outdir ./
90
91all: $(LIBA) $(LIBSO) $(LIBPC)
92
93pywrap: all $(SWIGSO) $(AUDIT2WHYSO)
94
95rubywrap: all $(SWIGRUBYSO)
96
97$(SWIGLOBJ): $(SWIGCOUT)
98	$(CC) $(CFLAGS) $(SWIG_CFLAGS) $(PYINC) -fPIC -DSHARED -c -o $@ $<
99
100$(SWIGRUBYLOBJ): $(SWIGRUBYCOUT)
101	$(CC) $(CFLAGS) $(SWIG_CFLAGS) $(RUBYINC) -fPIC -DSHARED -c -o $@ $<
102
103$(SWIGSO): $(SWIGLOBJ)
104	$(CC) $(CFLAGS) -shared -o $@ $< -L. -lselinux $(LDFLAGS) -L$(LIBDIR)
105
106$(SWIGRUBYSO): $(SWIGRUBYLOBJ)
107	$(CC) $(CFLAGS) -shared -o $@ $^ -L. -lselinux $(LDFLAGS) -L$(LIBDIR)
108
109$(LIBA): $(OBJS)
110	$(AR) rcs $@ $^
111	$(RANLIB) $@
112
113$(LIBSO): $(LOBJS)
114	$(CC) $(CFLAGS) -shared -o $@ $^ -lpcre -ldl $(LDFLAGS) -L$(LIBDIR) -Wl,-soname,$(LIBSO),-z,defs,-z,relro
115	ln -sf $@ $(TARGET)
116
117$(LIBPC): $(LIBPC).in ../VERSION
118	sed -e 's/@VERSION@/$(VERSION)/; s:@prefix@:$(PREFIX):; s:@libdir@:$(LIBBASE):; s:@includedir@:$(INCLUDEDIR):' < $< > $@
119
120selinuxswig_python_exception.i: ../include/selinux/selinux.h
121	bash exception.sh > $@
122
123$(AUDIT2WHYLOBJ): audit2why.c
124	$(CC) $(filter-out -Werror, $(CFLAGS)) $(PYINC) -fPIC -DSHARED -c -o $@ $<
125
126$(AUDIT2WHYSO): $(AUDIT2WHYLOBJ)
127	$(CC) $(CFLAGS) -shared -o $@ $^ -L. $(LDFLAGS) -lselinux $(LIBDIR)/libsepol.a -L$(LIBDIR)
128
129%.o:  %.c policy.h
130	$(CC) $(CFLAGS) $(TLSFLAGS) -c -o $@ $<
131
132%.lo:  %.c policy.h
133	$(CC) $(CFLAGS) -fPIC -DSHARED -c -o $@ $<
134
135$(SWIGCOUT): $(SWIGIF)
136	$(SWIG) $<
137
138$(SWIGRUBYCOUT): $(SWIGRUBYIF)
139	$(SWIGRUBY) $<
140
141swigify: $(SWIGIF)
142	$(SWIG) $<
143
144install: all
145	test -d $(LIBDIR) || install -m 755 -d $(LIBDIR)
146	install -m 644 $(LIBA) $(LIBDIR)
147	test -d $(SHLIBDIR) || install -m 755 -d $(SHLIBDIR)
148	install -m 755 $(LIBSO) $(SHLIBDIR)
149	test -d $(LIBDIR)/pkgconfig || install -m 755 -d $(LIBDIR)/pkgconfig
150	install -m 644 $(LIBPC) $(LIBDIR)/pkgconfig
151	ln -sf --relative $(SHLIBDIR)/$(LIBSO) $(LIBDIR)/$(TARGET)
152
153install-pywrap: pywrap
154	test -d $(PYLIBDIR)/site-packages/selinux || install -m 755 -d $(PYLIBDIR)/site-packages/selinux
155	install -m 755 $(SWIGSO) $(PYLIBDIR)/site-packages/selinux/_selinux.so
156	install -m 755 $(AUDIT2WHYSO) $(PYLIBDIR)/site-packages/selinux/audit2why.so
157	install -m 644  selinux.py $(PYLIBDIR)/site-packages/selinux/__init__.py
158
159install-rubywrap: rubywrap
160	test -d $(RUBYINSTALL) || install -m 755 -d $(RUBYINSTALL)
161	install -m 755 $(SWIGRUBYSO) $(RUBYINSTALL)/selinux.so
162
163relabel:
164	/sbin/restorecon $(SHLIBDIR)/$(LIBSO)
165
166clean:
167	-rm -f $(LIBPC) $(OBJS) $(LOBJS) $(LIBA) $(LIBSO) $(SWIGLOBJ) $(SWIGRUBYLOBJ) $(SWIGSO) $(TARGET) $(AUDIT2WHYSO) *.o *.lo *~
168
169distclean: clean
170	rm -f $(GENERATED) $(SWIGFILES)
171
172indent:
173	../../scripts/Lindent $(filter-out $(GENERATED),$(wildcard *.[ch]))
174
175.PHONY: all clean pywrap rubywrap swigify install install-pywrap install-rubywrap distclean
176