1# makefile for libpng.a and libpng16.so, SGI IRIX with 'cc'
2# Copyright (C) 2001-2002, 2006, 2010-2014 Glenn Randers-Pehrson
3# Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
4#
5# This code is released under the libpng license.
6# For conditions of distribution and use, see the disclaimer
7# and license in png.h
8
9# Library name:
10LIBNAME=libpng16
11PNGMAJ = 16
12
13# Shared library names:
14LIBSO=$(LIBNAME).so
15LIBSOMAJ=$(LIBNAME).so.$(PNGMAJ)
16LIBSOREL=$(LIBSOMAJ).$(RELEASE)
17OLDSO=libpng.so
18
19# Utilities:
20AR_RC=ar rc
21CC=gcc
22MKDIR_P=mkdir -p
23LN_SF=ln -sf
24RANLIB=echo
25RM_F=/bin/rm -f
26
27# Where make install puts libpng.a, libpng16.so, and libpng16/png.h
28# Prefix must be a full pathname.
29
30prefix=/usr/local
31exec_prefix=$(prefix)
32
33# Where the zlib library and include files are located
34#ZLIBLIB=/usr/local/lib32
35#ZLIBINC=/usr/local/include
36#ZLIBLIB=/usr/local/lib
37#ZLIBINC=/usr/local/include
38ZLIBLIB=../zlib
39ZLIBINC=../zlib
40
41# ABI can be blank to use default for your system, -32, -o32, -n32, or -64
42# See "man abi".  zlib must be built with the same ABI.
43ABI=
44
45WARNMORE=
46CPPFLAGS=-I$(ZLIBINC) # -DPNG_DEBUG=5
47CFLAGS=$(ABI) -O $(WARNMORE) -fPIC -mabi=n32 # -g
48LDFLAGS=$(ABI) -L. -L$(ZLIBLIB) -lpng -lz -lm
49LDSHARED=cc $(ABI) -shared -soname $(LIBSOMAJ) \
50	-set_version sgi$(PNGMAJ).0
51# See "man dso" for info about shared objects
52
53INCPATH=$(prefix)/include
54LIBPATH=$(exec_prefix)/lib
55#LIBPATH=$(exec_prefix)/lib32
56MANPATH=$(prefix)/man
57BINPATH=$(exec_prefix)/bin
58
59# override DESTDIR= on the make install command line to easily support
60# installing into a temporary location.  Example:
61#
62#    make install DESTDIR=/tmp/build/libpng
63#
64# If you're going to install into a temporary location
65# via DESTDIR, $(DESTDIR)$(prefix) must already exist before
66# you execute make install.
67DESTDIR=
68
69DB=$(DESTDIR)$(BINPATH)
70DI=$(DESTDIR)$(INCPATH)
71DL=$(DESTDIR)$(LIBPATH)
72DM=$(DESTDIR)$(MANPATH)
73
74OBJS =  png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
75	pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \
76	pngwtran.o pngmem.o pngerror.o pngpread.o
77
78.c.o:
79	$(CC) -c $(CPPFLAGS) $(CFLAGS) -o $@ $<
80
81all: libpng.a pngtest shared libpng.pc libpng-config
82
83# see scripts/pnglibconf.mak for more options
84pnglibconf.h: scripts/pnglibconf.h.prebuilt
85	cp scripts/pnglibconf.h.prebuilt $@
86
87libpng.a: $(OBJS)
88	$(AR_RC) $@ $(OBJS)
89	$(RANLIB) $@
90
91shared: $(LIBSOMAJ)
92
93libpng.pc:
94	cat scripts/libpng.pc.in | sed -e s!@prefix@!$(prefix)! \
95	-e s!@exec_prefix@!$(exec_prefix)! \
96	-e s!@libdir@!$(LIBPATH)! \
97	-e s!@includedir@!$(INCPATH)! \
98	-e s!-lpng16!-lpng16\ -lz\ -lm! > libpng.pc
99
100libpng-config:
101	( cat scripts/libpng-config-head.in; \
102	echo prefix=\"$(prefix)\"; \
103	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
104	echo ccopts=\"$(ABI)\"; \
105	echo cppflags=\"\"; \
106	echo ldopts=\"$(ABI)\"; \
107	echo L_opts=\"-L$(LIBPATH)\"; \
108	echo libdir=\"$(LIBPATH)\"; \
109	echo libs=\"-lpng16 -lz -lm\"; \
110	cat scripts/libpng-config-body.in ) > libpng-config
111	chmod +x libpng-config
112
113$(LIBSO): $(LIBSOMAJ)
114	$(LN_SF) $(LIBSOMAJ) $(LIBSO)
115
116$(LIBSOMAJ): $(OBJS)
117	$(LDSHARED) -o $@ $(OBJS)
118	$(RM_F) $(LIBSO) $(LIBSOMAJ)
119
120pngtest: pngtest.o libpng.a
121	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
122
123test: pngtest
124	echo
125	echo Testing local static library.
126	./pngtest
127
128install-headers: png.h pngconf.h pnglibconf.h
129	-@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi
130	-@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi
131	cp png.h pngconf.h pnglibconf.h $(DI)/$(LIBNAME)
132	chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h $(DI)/$(LIBNAME)/pnglibconf.h
133	-@$(RM_F) $(DI)/png.h $(DI)/pngconf.h $(DI)/pnglibconf.h
134	-@$(RM_F) $(DI)/libpng
135	(cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .)
136
137install-static: install-headers libpng.a
138	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
139	cp libpng.a $(DL)/$(LIBNAME).a
140	chmod 644 $(DL)/$(LIBNAME).a
141	-@$(RM_F) $(DL)/libpng.a
142	(cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a)
143
144install-shared: install-headers $(LIBSOMAJ) libpng.pc
145	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
146	-@$(RM_F) $(DL)/$(LIBSO)
147	-@$(RM_F) $(DL)/$(LIBSOREL)
148	-@$(RM_F) $(DL)/$(OLDSO)
149	cp $(LIBSOMAJ) $(DL)/$(LIBSOREL)
150	chmod 755 $(DL)/$(LIBSOREL)
151	(cd $(DL); \
152	$(LN_SF) $(LIBSOREL) $(LIBSO); \
153	$(LN_SF) $(LIBSO) $(OLDSO))
154	-@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi
155	-@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc
156	-@$(RM_F) $(DL)/pkgconfig/libpng.pc
157	cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc
158	chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc
159	(cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc)
160
161install-man: libpng.3 libpngpf.3 png.5
162	-@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi
163	-@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi
164	-@$(RM_F) $(DM)/man3/libpng.3
165	-@$(RM_F) $(DM)/man3/libpngpf.3
166	cp libpng.3 $(DM)/man3
167	cp libpngpf.3 $(DM)/man3
168	-@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi
169	-@$(RM_F) $(DM)/man5/png.5
170	cp png.5 $(DM)/man5
171
172install-config: libpng-config
173	-@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi
174	-@$(RM_F) $(DB)/libpng-config
175	-@$(RM_F) $(DB)/$(LIBNAME)-config
176	cp libpng-config $(DB)/$(LIBNAME)-config
177	chmod 755 $(DB)/$(LIBNAME)-config
178	(cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config)
179
180install: install-static install-shared install-man install-config
181
182# If you installed in $(DESTDIR), test-installed won't work until you
183# move the library to its final location.  Use test-dd to test it
184# before then.
185
186test-dd:
187	echo
188	echo Testing installed dynamic shared library in $(DL).
189	$(CC) -I$(DI) $(CPPFLAGS) \
190	   `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
191	   -L$(DL) -L$(ZLIBLIB) \
192	   -rpath $(ZLIBLIB):$(DL) \
193	   -o pngtestd `$(BINPATH)/$(LIBNAME)-config --ldflags`
194	./pngtestd pngtest.png
195
196test-installed:
197	echo
198	echo Testing installed dynamic shared library.
199	$(CC) $(CPPFLAGS) \
200	   `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
201	   -L$(ZLIBLIB) \
202	   -rpath $(ZLIBLIB):`$(BINPATH)/$(LIBNAME)-config --libdir` \
203	   -o pngtesti `$(BINPATH)/$(LIBNAME)-config --ldflags`
204	./pngtesti pngtest.png
205
206clean:
207	$(RM_F) libpng.a pngtest pngtesti pngout.png libpng.pc \
208	so_locations libpng-config $(LIBSO) $(LIBSOMAJ)* pnglibconf.h
209
210DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
211writelock:
212	chmod a-w *.[ch35] $(DOCS) scripts/*
213
214# DO NOT DELETE THIS LINE -- make depend depends on it.
215
216png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
217pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
218pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
219pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
220pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
221pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
222pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
223pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
224pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
225pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
226pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
227pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
228pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
229pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
230pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
231
232pngtest.o: png.h pngconf.h pnglibconf.h
233