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1 | # makefile for libpng.a and libpng12.so on Linux ELF with gcc |
2 | # Copyright (C) 1998, 1999, 2002 Greg Roelofs and Glenn Randers-Pehrson | |
3 | # Copyright (C) 1996, 1997 Andreas Dilger | |
4 | # For conditions of distribution and use, see copyright notice in png.h | |
5 | ||
6 | LIBNAME = libpng12 | |
7 | PNGMAJ = 0 | |
8 | PNGMIN = 1.2.4 | |
9 | PNGVER = $(PNGMAJ).$(PNGMIN) | |
10 | ||
11 | CC=gcc | |
12 | ||
13 | # where "make install" puts libpng12.a, libpng12.so*, | |
14 | # libpng12/png.h and libpng12/pngconf.h | |
15 | # Prefix must be a full pathname. | |
16 | prefix=/usr/local | |
17 | ||
18 | # Where the zlib library and include files are located. | |
19 | #ZLIBLIB=/usr/local/lib | |
20 | #ZLIBINC=/usr/local/include | |
21 | ZLIBLIB=../zlib | |
22 | ZLIBINC=../zlib | |
23 | ||
24 | ALIGN= | |
25 | # for i386: | |
26 | #ALIGN=-malign-loops=2 -malign-functions=2 | |
27 | ||
28 | WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \ | |
29 | -Wmissing-declarations -Wtraditional -Wcast-align \ | |
30 | -Wstrict-prototypes -Wmissing-prototypes #-Wconversion | |
31 | ||
32 | # for pgcc version 2.95.1, -O3 is buggy; don't use it. | |
33 | ||
34 | CFLAGS=-I$(ZLIBINC) -Wall -O3 -funroll-loops \ | |
35 | $(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5 | |
36 | ||
37 | LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng12 -lz -lm | |
38 | LDFLAGS_A=-L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) libpng.a -lz -lm | |
39 | ||
40 | RANLIB=ranlib | |
41 | #RANLIB=echo | |
42 | ||
43 | INCPATH=$(prefix)/include | |
44 | LIBPATH=$(prefix)/lib | |
45 | MANPATH=$(prefix)/man | |
46 | BINPATH=$(prefix)/bin | |
47 | ||
48 | # override DESTDIR= on the make install command line to easily support | |
49 | # installing into a temporary location. Example: | |
50 | # | |
51 | # make install DESTDIR=/tmp/build/libpng | |
52 | # | |
53 | # If you're going to install into a temporary location | |
54 | # via DESTDIR, $(DESTDIR)$(prefix) must already exist before | |
55 | # you execute make install. | |
56 | DESTDIR= | |
57 | ||
58 | DB=$(DESTDIR)$(BINPATH) | |
59 | DI=$(DESTDIR)$(INCPATH) | |
60 | DL=$(DESTDIR)$(LIBPATH) | |
61 | DM=$(DESTDIR)$(MANPATH) | |
62 | ||
63 | OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \ | |
64 | pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \ | |
65 | pngwtran.o pngmem.o pngerror.o pngpread.o | |
66 | ||
67 | OBJSDLL = $(OBJS:.o=.pic.o) | |
68 | ||
69 | .SUFFIXES: .c .o .pic.o | |
70 | ||
71 | .c.pic.o: | |
72 | $(CC) -c $(CFLAGS) -fPIC -o $@ $*.c | |
73 | ||
74 | all: libpng.a $(LIBNAME).so pngtest pngtest-static libpng.pc libpng-config | |
75 | ||
76 | libpng.a: $(OBJS) | |
77 | ar rc $@ $(OBJS) | |
78 | $(RANLIB) $@ | |
79 | ||
80 | libpng.pc: | |
81 | cat scripts/libpng.pc.in | sed -e s\!@PREFIX@!$(prefix)! > libpng.pc | |
82 | ||
83 | libpng-config: | |
84 | ( cat scripts/libpng-config-head.in; \ | |
85 | echo prefix=\"$(prefix)\"; \ | |
86 | echo cppflags=\"-I$(INCPATH)/$(LIBNAME)\"; \ | |
87 | echo cflags=\"\"; \ | |
88 | echo ldflags=\"-L$(LIBPATH) -Wl,-rpath,$(LIBPATH)\"; \ | |
89 | echo libs=\"-lpng12 -lz -lm\"; \ | |
90 | cat scripts/libpng-config-body.in ) > libpng-config | |
91 | chmod +x libpng-config | |
92 | ||
93 | $(LIBNAME).so: $(LIBNAME).so.$(PNGMAJ) | |
94 | ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so | |
95 | ||
96 | $(LIBNAME).so.$(PNGMAJ): $(LIBNAME).so.$(PNGVER) | |
97 | ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ) | |
98 | ||
99 | $(LIBNAME).so.$(PNGVER): $(OBJSDLL) | |
100 | $(CC) -shared -Wl,-soname,$(LIBNAME).so.$(PNGMAJ) \ | |
101 | -o $(LIBNAME).so.$(PNGVER) \ | |
102 | $(OBJSDLL) -L$(ZLIBLIB) -lz -lm -lc | |
103 | ||
104 | pngtest: pngtest.o $(LIBNAME).so | |
105 | $(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS) | |
106 | ||
107 | pngtest-static: pngtest.o libpng.a | |
108 | $(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A) | |
109 | ||
110 | test: pngtest pngtest-static | |
111 | @echo "" | |
112 | @echo " Running pngtest dynamically linked with $(LIBNAME).so:" | |
113 | @echo "" | |
114 | ./pngtest | |
115 | @echo "" | |
116 | @echo " Running pngtest statically linked with libpng.a:" | |
117 | @echo "" | |
118 | ./pngtest-static | |
119 | ||
120 | install-headers: png.h pngconf.h | |
121 | -@if [ ! -d $(DI) ]; then mkdir $(DI); fi | |
122 | -@if [ ! -d $(DI)/$(LIBNAME) ]; then mkdir $(DI)/$(LIBNAME); fi | |
123 | cp png.h pngconf.h $(DI)/$(LIBNAME) | |
124 | chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h | |
125 | -@/bin/rm -f $(DI)/png.h $(DI)/pngconf.h | |
126 | -@/bin/rm -f $(DI)/libpng | |
127 | (cd $(DI); ln -sf $(LIBNAME) libpng; ln -sf $(LIBNAME)/* .) | |
128 | ||
129 | install-static: install-headers libpng.a | |
130 | -@if [ ! -d $(DL) ]; then mkdir $(DL); fi | |
131 | cp libpng.a $(DL)/$(LIBNAME).a | |
132 | chmod 644 $(DL)/$(LIBNAME).a | |
133 | -@/bin/rm -f $(DL)/libpng.a | |
134 | (cd $(DL); ln -sf $(LIBNAME).a libpng.a) | |
135 | ||
136 | install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc | |
137 | -@if [ ! -d $(DL) ]; then mkdir $(DL); fi | |
138 | -@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ)* $(DL)/$(LIBNAME).so | |
139 | -@/bin/rm -f $(DL)/libpng.so | |
140 | -@/bin/rm -f $(DL)/libpng.so.3 | |
141 | -@/bin/rm -f $(DL)/libpng.so.3.* | |
142 | cp $(LIBNAME).so.$(PNGVER) $(DL) | |
143 | chmod 755 $(DL)/$(LIBNAME).so.$(PNGVER) | |
144 | (cd $(DL); \ | |
145 | ln -sf $(LIBNAME).so.$(PNGVER) libpng.so; \ | |
146 | ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3; \ | |
147 | ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \ | |
148 | ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \ | |
149 | ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so) | |
150 | -@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi | |
151 | -@/bin/rm -f $(DL)/pkgconfig/$(LIBNAME).pc | |
152 | -@/bin/rm -f $(DL)/pkgconfig/libpng.pc | |
153 | cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc | |
154 | chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc | |
155 | (cd $(DL)/pkgconfig; ln -sf $(LIBNAME).pc libpng.pc) | |
156 | ||
157 | install-man: libpng.3 libpngpf.3 png.5 | |
158 | -@if [ ! -d $(DM) ]; then mkdir $(DM); fi | |
159 | -@if [ ! -d $(DM)/man3 ]; then mkdir $(DM)/man3; fi | |
160 | -@/bin/rm -f $(DM)/man3/libpng.3 | |
161 | -@/bin/rm -f $(DM)/man3/libpngpf.3 | |
162 | cp libpng.3 $(DM)/man3 | |
163 | cp libpngpf.3 $(DM)/man3 | |
164 | -@if [ ! -d $(DM)/man5 ]; then mkdir $(DM)/man5; fi | |
165 | -@/bin/rm -f $(DM)/man5/png.5 | |
166 | cp png.5 $(DM)/man5 | |
167 | ||
168 | install-config: libpng-config | |
169 | -@if [ ! -d $(DB) ]; then mkdir $(DB); fi | |
170 | -@/bin/rm -f $(DB)/libpng-config | |
171 | -@/bin/rm -f $(DB)/$(LIBNAME)-config | |
172 | cp libpng-config $(DB)/$(LIBNAME)-config | |
173 | chmod 755 $(DB)/$(LIBNAME)-config | |
174 | (cd $(DB); ln -sf $(LIBNAME)-config libpng-config) | |
175 | ||
176 | install: install-static install-shared install-man install-config | |
177 | ||
178 | # If you installed in $(DESTDIR), test-installed won't work until you | |
179 | # move the library to its final location. | |
180 | ||
181 | test-installed: | |
182 | $(CC) -I$(ZLIBINC) \ | |
183 | `$(BINPATH)/libpng12-config --cppflags --cflags` pngtest.c \ | |
184 | -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \ | |
185 | -o pngtesti `$(BINPATH)/libpng12-config --ldflags --libs` | |
186 | ./pngtesti pngtest.png | |
187 | ||
188 | clean: | |
189 | /bin/rm -f *.o libpng.a pngtest pngout.png libpng.pc libpng-config \ | |
190 | $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* pngtest-static pngtesti | |
191 | ||
192 | DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO | |
193 | writelock: | |
194 | chmod a-w *.[ch35] $(DOCS) scripts/* | |
195 | ||
196 | # DO NOT DELETE THIS LINE -- make depend depends on it. | |
197 | ||
198 | png.o png.pic.o: png.h pngconf.h | |
199 | pngerror.o pngerror.pic.o: png.h pngconf.h | |
200 | pngrio.o pngrio.pic.o: png.h pngconf.h | |
201 | pngwio.o pngwio.pic.o: png.h pngconf.h | |
202 | pngmem.o pngmem.pic.o: png.h pngconf.h | |
203 | pngset.o pngset.pic.o: png.h pngconf.h | |
204 | pngget.o pngget.pic.o: png.h pngconf.h | |
205 | pngread.o pngread.pic.o: png.h pngconf.h | |
206 | pngrtran.o pngrtran.pic.o: png.h pngconf.h | |
207 | pngrutil.o pngrutil.pic.o: png.h pngconf.h | |
208 | pngtrans.o pngtrans.pic.o: png.h pngconf.h | |
209 | pngwrite.o pngwrite.pic.o: png.h pngconf.h | |
210 | pngwtran.o pngwtran.pic.o: png.h pngconf.h | |
211 | pngwutil.o pngwutil.pic.o: png.h pngconf.h | |
212 | pngpread.o pngpread.pic.o: png.h pngconf.h | |
213 | ||
214 | pngtest.o: png.h pngconf.h |