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 6LIBNAME = libpng12 7PNGMAJ = 0 8PNGMIN = 1.2.7 9PNGVER = $(PNGMAJ).$(PNGMIN) 10 11CC=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. 16prefix=/usr/local 17 18# Where the zlib library and include files are located. 19#ZLIBLIB=/usr/local/lib 20#ZLIBINC=/usr/local/include 21ZLIBLIB=../zlib 22ZLIBINC=../zlib 23 24ALIGN= 25# for i386: 26#ALIGN=-malign-loops=2 -malign-functions=2 27 28WARNMORE=-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 34CFLAGS=-I$(ZLIBINC) -Wall -O3 -funroll-loops \ 35 $(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5 36 37LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng12 -lz -lm 38LDFLAGS_A=-L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) libpng.a -lz -lm 39 40RANLIB=ranlib 41#RANLIB=echo 42 43INCPATH=$(prefix)/include 44LIBPATH=$(prefix)/lib 45MANPATH=$(prefix)/man 46BINPATH=$(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. 56DESTDIR= 57 58DB=$(DESTDIR)$(BINPATH) 59DI=$(DESTDIR)$(INCPATH) 60DL=$(DESTDIR)$(LIBPATH) 61DM=$(DESTDIR)$(MANPATH) 62 63OBJS = 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 67OBJSDLL = $(OBJS:.o=.pic.o) 68 69.SUFFIXES: .c .o .pic.o 70 71.c.pic.o: 72 $(CC) -c $(CFLAGS) -fPIC -o $@ $*.c 73 74all: libpng.a $(LIBNAME).so pngtest pngtest-static libpng.pc libpng-config 75 76libpng.a: $(OBJS) 77 ar rc $@ $(OBJS) 78 $(RANLIB) $@ 79 80libpng.pc: 81 cat scripts/libpng.pc.in | sed -e s\!@PREFIX@!$(prefix)! > libpng.pc 82 83libpng-config: 84 ( cat scripts/libpng-config-head.in; \ 85 echo prefix=\"$(prefix)\"; \ 86 echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \ 87 echo L_opts=\"-L$(LIBPATH)\"; \ 88 echo R_opts=\"-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 $(OBJSDLL) 103 104libpng.so.3.$(PNGMIN): $(OBJSDLL) 105 $(CC) -shared -Wl,-soname,libpng.so.3 \ 106 -o libpng.so.3.$(PNGMIN) \ 107 $(OBJSDLL) 108 109pngtest: pngtest.o $(LIBNAME).so 110 $(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS) 111 112pngtest-static: pngtest.o libpng.a 113 $(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A) 114 115test: pngtest pngtest-static 116 @echo "" 117 @echo " Running pngtest dynamically linked with $(LIBNAME).so:" 118 @echo "" 119 ./pngtest 120 @echo "" 121 @echo " Running pngtest statically linked with libpng.a:" 122 @echo "" 123 ./pngtest-static 124 125install-headers: png.h pngconf.h 126 -@if [ ! -d $(DI) ]; then mkdir $(DI); fi 127 -@if [ ! -d $(DI)/$(LIBNAME) ]; then mkdir $(DI)/$(LIBNAME); fi 128 cp png.h pngconf.h $(DI)/$(LIBNAME) 129 chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h 130 -@/bin/rm -f $(DI)/png.h $(DI)/pngconf.h 131 -@/bin/rm -f $(DI)/libpng 132 (cd $(DI); ln -sf $(LIBNAME) libpng; ln -sf $(LIBNAME)/* .) 133 134install-static: install-headers libpng.a 135 -@if [ ! -d $(DL) ]; then mkdir $(DL); fi 136 cp libpng.a $(DL)/$(LIBNAME).a 137 chmod 644 $(DL)/$(LIBNAME).a 138 -@/bin/rm -f $(DL)/libpng.a 139 (cd $(DL); ln -sf $(LIBNAME).a libpng.a) 140 141install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc \ 142 libpng.so.3.$(PNGMIN) 143 -@if [ ! -d $(DL) ]; then mkdir $(DL); fi 144 -@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGVER)* $(DL)/$(LIBNAME).so 145 -@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGMAJ) 146 -@/bin/rm -f $(DL)/libpng.so 147 -@/bin/rm -f $(DL)/libpng.so.3 148 -@/bin/rm -f $(DL)/libpng.so.3.$(PNGMIN)* 149 cp $(LIBNAME).so.$(PNGVER) $(DL) 150 cp libpng.so.3.$(PNGMIN) $(DL) 151 chmod 755 $(DL)/$(LIBNAME).so.$(PNGVER) 152 chmod 755 $(DL)/libpng.so.3.$(PNGMIN) 153 (cd $(DL); \ 154 ln -sf libpng.so.3.$(PNGMIN) libpng.so.3; \ 155 ln -sf libpng.so.3 libpng.so; \ 156 ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \ 157 ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so) 158 -@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi 159 -@/bin/rm -f $(DL)/pkgconfig/$(LIBNAME).pc 160 -@/bin/rm -f $(DL)/pkgconfig/libpng.pc 161 cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc 162 chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc 163 (cd $(DL)/pkgconfig; ln -sf $(LIBNAME).pc libpng.pc) 164 165install-man: libpng.3 libpngpf.3 png.5 166 -@if [ ! -d $(DM) ]; then mkdir $(DM); fi 167 -@if [ ! -d $(DM)/man3 ]; then mkdir $(DM)/man3; fi 168 -@/bin/rm -f $(DM)/man3/libpng.3 169 -@/bin/rm -f $(DM)/man3/libpngpf.3 170 cp libpng.3 $(DM)/man3 171 cp libpngpf.3 $(DM)/man3 172 -@if [ ! -d $(DM)/man5 ]; then mkdir $(DM)/man5; fi 173 -@/bin/rm -f $(DM)/man5/png.5 174 cp png.5 $(DM)/man5 175 176install-config: libpng-config 177 -@if [ ! -d $(DB) ]; then mkdir $(DB); fi 178 -@/bin/rm -f $(DB)/libpng-config 179 -@/bin/rm -f $(DB)/$(LIBNAME)-config 180 cp libpng-config $(DB)/$(LIBNAME)-config 181 chmod 755 $(DB)/$(LIBNAME)-config 182 (cd $(DB); ln -sf $(LIBNAME)-config libpng-config) 183 184install: install-static install-shared install-man install-config 185 186# If you installed in $(DESTDIR), test-installed won't work until you 187# move the library to its final location. Use test-dd to test it 188# before then. 189 190test-dd: 191 echo 192 echo Testing installed dynamic shared library in $(DL). 193 $(CC) -I$(DI) -I$(ZLIBINC) \ 194 `$(BINPATH)/libpng12-config --cflags` pngtest.c \ 195 -L$(DL) -L$(ZLIBLIB) -W1, -rpath,$(DL) -Wl,-rpath,$(ZLIBLIB) \ 196 -o pngtestd `$(BINPATH)/libpng12-config --ldflags` 197 ./pngtestd pngtest.png 198 199test-installed: 200 $(CC) -I$(ZLIBINC) \ 201 `$(BINPATH)/libpng12-config --cflags` pngtest.c \ 202 -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \ 203 -o pngtesti `$(BINPATH)/libpng12-config --ldflags` 204 ./pngtesti pngtest.png 205 206clean: 207 /bin/rm -f *.o libpng.a pngtest pngout.png libpng-config \ 208 $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* pngtest-static pngtesti \ 209 libpng.so.3.$(PNGMIN) \ 210 libpng.pc 211 212DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO 213writelock: 214 chmod a-w *.[ch35] $(DOCS) scripts/* 215 216# DO NOT DELETE THIS LINE -- make depend depends on it. 217 218png.o png.pic.o: png.h pngconf.h 219pngerror.o pngerror.pic.o: png.h pngconf.h 220pngrio.o pngrio.pic.o: png.h pngconf.h 221pngwio.o pngwio.pic.o: png.h pngconf.h 222pngmem.o pngmem.pic.o: png.h pngconf.h 223pngset.o pngset.pic.o: png.h pngconf.h 224pngget.o pngget.pic.o: png.h pngconf.h 225pngread.o pngread.pic.o: png.h pngconf.h 226pngrtran.o pngrtran.pic.o: png.h pngconf.h 227pngrutil.o pngrutil.pic.o: png.h pngconf.h 228pngtrans.o pngtrans.pic.o: png.h pngconf.h 229pngwrite.o pngwrite.pic.o: png.h pngconf.h 230pngwtran.o pngwtran.pic.o: png.h pngconf.h 231pngwutil.o pngwutil.pic.o: png.h pngconf.h 232pngpread.o pngpread.pic.o: png.h pngconf.h 233 234pngtest.o: png.h pngconf.h 235