1# Makefile for GNU Objective C runtime library.
2# Copyright (C) 1993-2019 Free Software Foundation, Inc.
3
4#This file is part of GCC.
5
6#GCC is free software; you can redistribute it and/or modify
7#it under the terms of the GNU General Public License as published by
8#the Free Software Foundation; either version 3, or (at your option)
9#any later version.
10
11#GCC is distributed in the hope that it will be useful,
12#but WITHOUT ANY WARRANTY; without even the implied warranty of
13#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14#GNU General Public License for more details.
15
16#You should have received a copy of the GNU General Public License
17#along with GCC; see the file COPYING3.  If not see
18#<http://www.gnu.org/licenses/>.
19
20#This was cribbed from the libchill, libiberty and libstdc++
21#Makefile.in files.  Some of this stuff may be unnecessary and
22#worthless.
23
24SHELL = @SHELL@
25MAKEOVERRIDES=
26
27#### Start of system configuration section. ####
28
29srcdir = @glibcpp_srcdir@
30VPATH = @glibcpp_srcdir@
31prefix = @prefix@
32exec_prefix = @exec_prefix@
33target_noncanonical = @target_noncanonical@
34gcc_version := $(shell @get_gcc_base_ver@ $(srcdir)/../gcc/BASE-VER)
35host_subdir = @host_subdir@
36top_srcdir = @top_srcdir@
37multi_basedir = @multi_basedir@
38toolexecdir = @toolexecdir@
39# Toolexecdir is used only by toolexeclibdir
40toolexeclibdir = @toolexeclibdir@
41
42includedirname = @includedirname@
43libsuffix = @libsuffix@
44
45lt_host_flags = @lt_host_flags@
46extra_ldflags_libobjc = @extra_ldflags_libobjc@
47
48top_builddir = .
49
50libdir = $(exec_prefix)/lib
51libsubdir = $(libdir)/gcc/$(target_noncanonical)/$(gcc_version)
52
53# Multilib support variables.
54MULTISRCTOP =
55MULTIBUILDTOP =
56MULTIDIRS =
57MULTISUBDIR =
58MULTIDO = true
59MULTICLEAN = true
60
61# Not configured per top-level version, since that doesn't get passed
62# down at configure time, but overrridden by the top-level install
63# target.
64INSTALL = @INSTALL@
65INSTALL_PROGRAM = @INSTALL_PROGRAM@
66INSTALL_DATA = @INSTALL_DATA@
67
68AR = @AR@
69AR_FLAGS = rc
70
71RANLIB = @RANLIB@
72
73CC = @CC@
74CFLAGS = @CFLAGS@
75XCFLAGS = @XCFLAGS@
76WARN_CFLAGS = -W -Wall -Wwrite-strings -Wstrict-prototypes
77ALL_CFLAGS = -I. -I$(srcdir) $(CPPFLAGS) $(DEFS) \
78	$(XCFLAGS) $(CFLAGS) $(WARN_CFLAGS) \
79	-DIN_GCC -DIN_TARGET_LIBS -fno-strict-aliasing -fexceptions
80
81# Libtool
82# The following strings describe the version of the obj-C library
83# begin compiled and compatibility issues.
84# Please refer to Libtool documentation about how to manage these
85# numbers.
86LIBOBJC_VERSION = @VERSION@
87LIBOBJC_GC_VERSION = @VERSION@
88LIBTOOL = @LIBTOOL@ $(LIBTOOLFLAGS)
89LIBTOOL_COMPILE = $(LIBTOOL) --mode=compile
90LIBTOOL_LINK    = $(LIBTOOL) --mode=link
91LIBTOOL_INSTALL = $(LIBTOOL) --mode=install
92LIBTOOL_CLEAN   = $(LIBTOOL) --mode=clean
93#LIBTOOL_UNINSTALL = $(LIBTOOL) --mode=uninstall
94
95OBJC_GCFLAGS=@OBJC_GCFLAGS@
96OBJC_BOEHM_GC=@OBJC_BOEHM_GC@
97OBJC_BOEHM_GC_INCLUDES=@OBJC_BOEHM_GC_INCLUDES@
98OBJC_BOEHM_GC_LIBS=@OBJC_BOEHM_GC_LIBS@
99
100INCLUDES = -I$(srcdir)/$(MULTISRCTOP)../gcc \
101  -I$(srcdir)/$(MULTISRCTOP)../gcc/config \
102  -I$(MULTIBUILDTOP)../../$(host_subdir)/gcc \
103  -I$(srcdir)/$(MULTISRCTOP)../libgcc \
104  -I$(MULTIBUILDTOP)../libgcc \
105  -I$(srcdir)/$(MULTISRCTOP)../include \
106  $(OBJC_BOEHM_GC_INCLUDES)
107
108##
109## The list of header/source files
110##
111
112# User-visible header files, from the objc/ directory
113OBJC_H = \
114  objc.h \
115  objc-exception.h \
116  objc-sync.h \
117  \
118  NXConstStr.h \
119  Object.h \
120  Protocol.h \
121  message.h \
122  objc-decls.h \
123  runtime.h \
124  thr.h
125
126# Objective-C source files to compile
127OBJC_SOURCE_FILES = \
128   NXConstStr.m \
129   Object.m \
130   Protocol.m \
131   accessors.m \
132   linking.m
133
134# C source files to compile
135C_SOURCE_FILES = \
136   class.c \
137   encoding.c \
138   error.c \
139   gc.c \
140   hash.c \
141   init.c \
142   ivars.c \
143   memory.c \
144   methods.c \
145   nil_method.c \
146   objc-foreach.c \
147   objc-sync.c \
148   objects.c \
149   protocols.c \
150   sarray.c \
151   selector.c \
152   sendmsg.c \
153   thr.c \
154   exception.c
155
156# Object files to link (when the library is linked with no GC (Garbage Collection))
157OBJS = \
158  $(patsubst %.m,%.lo,$(OBJC_SOURCE_FILES)) \
159  $(patsubst %.c,%.lo,$(C_SOURCE_FILES))
160
161# Object files to link (when the library is linked with GC (Garbage Collection))
162OBJS_GC = \
163  $(patsubst %.m,%_gc.lo,$(OBJC_SOURCE_FILES)) \
164  $(patsubst %.c,%_gc.lo,$(C_SOURCE_FILES))
165
166
167##
168## The rules to build
169##
170
171# Flags to pass to a recursive make.
172FLAGS_TO_PASS = \
173	"AR=$(AR)" \
174	"AR_FLAGS=$(AR_FLAGS)" \
175	"CC=$(CC)" \
176	"CFLAGS=$(CFLAGS)" \
177	"DESTDIR=$(DESTDIR)" \
178	"LIBCFLAGS=$(LIBCFLAGS)" \
179	"EXTRA_OFILES=$(EXTRA_OFILES)" \
180	"HDEFINES=$(HDEFINES)" \
181	"INSTALL=$(INSTALL)" \
182	"INSTALL_DATA=$(INSTALL_DATA)" \
183	"INSTALL_PROGRAM=$(INSTALL_PROGRAM)" \
184	"LDFLAGS=$(LDFLAGS)" \
185	"LIBTOOL=$(LIBTOOL)" \
186	"LOADLIBES=$(LOADLIBES)" \
187	"PICFLAG=$(PICFLAG)" \
188	"RANLIB=$(RANLIB)" \
189	"SHELL=$(SHELL)" \
190	"prefix=$(prefix)" \
191	"exec_prefix=$(exec_prefix)" \
192	"libdir=$(libdir)" \
193	"libsubdir=$(libsubdir)" \
194	"tooldir=$(tooldir)"
195
196# The 'all' rule must be the first one so that it is executed if
197# nothing is specified on the command-line.
198all: libobjc$(libsuffix).la $(OBJC_BOEHM_GC)
199	: $(MAKE) ; exec $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO=all
200
201.SUFFIXES:
202.SUFFIXES: .c .m .lo
203
204%.lo: %.c
205	$(LIBTOOL_COMPILE) $(CC) $< -c \
206	   $(ALL_CFLAGS) $(INCLUDES) \
207	   -o $@
208
209%_gc.lo: %.c
210	$(LIBTOOL_COMPILE) $(CC) $< -c \
211	   $(ALL_CFLAGS) $(INCLUDES) $(OBJC_GCFLAGS) \
212	   -o $@
213
214%.lo: %.m
215	$(LIBTOOL_COMPILE) $(CC) $< -c \
216	   $(ALL_CFLAGS) $(INCLUDES) -fgnu-runtime \
217	   -o $@
218
219%_gc.lo: %.m
220	$(LIBTOOL_COMPILE) $(CC) $< -c \
221	   $(ALL_CFLAGS) $(INCLUDES) $(OBJC_GCFLAGS) -fgnu-runtime \
222	   -o $@
223
224# sendmsg has a special rule because it depends on runtime-info.h.
225runtime-info.h:
226	echo "" > tmp-runtime.m
227	echo "/* This file is automatically generated */" > $@
228	$(CC) $(MULTIFLAGS) -print-objc-runtime-info -S tmp-runtime.m >> $@
229	rm -f tmp-runtime.m tmp-runtime.s
230
231sendmsg.lo: sendmsg.c runtime-info.h
232	$(LIBTOOL_COMPILE) $(CC) $< -c \
233	   $(ALL_CFLAGS) $(INCLUDES) \
234	   -o $@
235
236sendmsg_gc.lo: sendmsg.c runtime-info.h
237	$(LIBTOOL_COMPILE) $(CC) $< -c \
238	   $(ALL_CFLAGS) $(INCLUDES) $(OBJC_GCFLAGS) \
239	   -o $@
240
241# These files have separate rules because they require special
242# compiler flags.
243
244exception.lo: exception.c
245	$(LIBTOOL_COMPILE) $(CC) $< -c \
246	   $(ALL_CFLAGS) $(INCLUDES) -fexceptions \
247	   -o $@
248
249exception_gc.lo: exception.c
250	$(LIBTOOL_COMPILE) $(CC) $< -c \
251	   $(ALL_CFLAGS) $(INCLUDES) $(OBJC_GCFLAGS) -fexceptions \
252	   -o $@
253
254doc: info dvi pdf html
255
256# No install-html or install-pdf support
257.PHONY: install-html install-pdf install-info
258install-html:
259install-pdf:
260install-info:
261
262LTLDFLAGS = $(shell $(SHELL) $(top_srcdir)/../libtool-ldflags $(LDFLAGS))
263
264libobjc$(libsuffix).la: $(OBJS)
265	$(LIBTOOL_LINK) $(CC) -o $@ $(OBJS) \
266		-Wc,-shared-libgcc -rpath $(toolexeclibdir) \
267		-version-info $(LIBOBJC_VERSION) $(extra_ldflags_libobjc) \
268		$(LTLDFLAGS)
269
270libobjc_gc$(libsuffix).la: $(OBJS_GC)
271	$(LIBTOOL_LINK) $(CC) -o $@ $(OBJS_GC) $(OBJC_BOEHM_GC_LIBS) \
272		-Wc,-shared-libgcc -rpath $(toolexeclibdir) \
273		-version-info $(LIBOBJC_GC_VERSION) $(extra_ldflags_libobjc) \
274		$(LTLDFLAGS)
275
276info:
277dvi:
278pdf:
279html:
280
281Makefile: Makefile.in config.status
282	$(SHELL) config.status
283
284config.status: configure
285	rm -f config.cache
286	CONFIG_SITE=no-such-file CC='$(CC)' AR='$(AR)' CFLAGS='$(CFLAGS)' \
287	CPPFLAGS='$(CPPFLAGS)' $(SHELL) config.status --recheck
288
289AUTOCONF = autoconf
290ACLOCAL = aclocal
291ACLOCAL_AMFLAGS = -I ../config -I ..
292aclocal_deps = \
293	$(srcdir)/../config/multi.m4 \
294	$(srcdir)/../config/override.m4 \
295	$(srcdir)/../config/proginstall.m4 \
296	$(srcdir)/../ltoptions.m4 \
297	$(srcdir)/../ltsugar.m4 \
298	$(srcdir)/../ltversion.m4 \
299	$(srcdir)/../lt~obsolete.m4 \
300	$(srcdir)/../cet.m4 \
301	$(srcdir)/acinclude.m4
302
303$(srcdir)/configure: @MAINT@ configure.ac $(srcdir)/aclocal.m4
304	rm -f config.cache
305	cd $(srcdir) && $(AUTOCONF)
306
307$(srcdir)/aclocal.m4: @MAINT@ $(aclocal_deps)
308	cd $(srcdir) && $(ACLOCAL) $(ACLOCAL_AMFLAGS)
309
310install: install-libs install-headers
311
312install-libs: installdirs
313	$(SHELL) $(multi_basedir)/mkinstalldirs $(DESTDIR)$(toolexeclibdir)
314	$(LIBTOOL_INSTALL) $(INSTALL) libobjc$(libsuffix).la $(DESTDIR)$(toolexeclibdir);
315	if [ "$(OBJC_BOEHM_GC)" ]; then \
316	  $(LIBTOOL_INSTALL) $(INSTALL) libobjc_gc$(libsuffix).la \
317				$(DESTDIR)$(toolexeclibdir);\
318	fi
319	$(MULTIDO) $(FLAGS_TO_PASS) multi-do DO="$@"
320	@-$(LIBTOOL) --mode=finish $(DESTDIR)$(toolexeclibdir)
321
322# Copy Objective-C headers to installation include directory.
323install-headers:
324	$(SHELL) $(multi_basedir)/mkinstalldirs $(DESTDIR)$(libsubdir)/$(includedirname)/objc
325	for file in $(OBJC_H); do \
326	  realfile=$(srcdir)/objc/$${file}; \
327	  $(INSTALL_DATA) $${realfile} $(DESTDIR)$(libsubdir)/$(includedirname)/objc; \
328	done
329
330check uninstall install-strip dist installcheck installdirs:
331
332mostlyclean:
333	-$(LIBTOOL_CLEAN) rm -f libobjc$(libsuffix).la libobjc_gc$(libsuffix).la *.lo
334	-rm -f runtime-info.h tmp-runtime.s *.o *.lo libobjc* xforward \
335		fflags *.aux *.cp *.dvi *.pdf *.fn *.info *.ky *.log *.pg \
336		*.toc *.tp *.vr *.html libobj.exp
337	@$(MULTICLEAN) multi-clean DO=mostlyclean
338
339clean: mostlyclean
340	rm -f config.log
341	@$(MULTICLEAN) multi-clean DO=clean
342
343distclean: clean
344	@$(MULTICLEAN) multi-clean DO=distclean
345	rm -f config.cache config.status Makefile configure
346
347maintainer-clean realclean: distclean
348
349.PHONY: mostlyclean clean distclean maintainer-clean all check uninstall \
350	install-strip dist installcheck installdirs
351
352# Don't export variables to the environment, in order to not confuse
353# configure.
354.NOEXPORT:
355