| 1 | # makefile for libpng.a and libpng12.so on Linux ELF with gcc using MMX
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| 2 | # assembler code
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| 3 | # Copyright 2002 Greg Roelofs and Glenn Randers-Pehrson
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| 4 | # Copyright 1998-2001 Greg Roelofs
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| 5 | # Copyright 1996-1997 Andreas Dilger
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| 6 | # For conditions of distribution and use, see copyright notice in png.h
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| 7 | 
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| 8 | # CAUTION: Do not use this makefile with gcc versions 2.7.2.2 and earlier.
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| 9 | 
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| 10 | # WARNING: The assembler code in pnggccrd.c may not be thread safe.
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| 11 | 
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| 12 | # NOTE:  When testing MMX performance on a multitasking system, make sure
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| 13 | #        there are no floating-point programs (e.g., SETI@Home) running in
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| 14 | #        the background!  Context switches between MMX and FPU are expensive.
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| 15 | 
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| 16 | LIBNAME = libpng12
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| 17 | PNGMAJ = 0
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| 18 | PNGMIN = 1.2.5
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| 19 | PNGVER = $(PNGMAJ).$(PNGMIN)
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| 20 | 
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| 21 | CC=gcc
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| 22 | 
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| 23 | # where "make install" puts libpng12.a, libpng12.so*,
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| 24 | # libpng12/png.h and libpng12/pngconf.h
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| 25 | # Prefix must be a full pathname.
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| 26 | prefix=/usr/local
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| 27 | 
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| 28 | # Where the zlib library and include files are located.
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| 29 | #ZLIBLIB=/usr/local/lib
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| 30 | #ZLIBINC=/usr/local/include
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| 31 | ZLIBLIB=../zlib
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| 32 | ZLIBINC=../zlib
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| 33 | 
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| 34 | ALIGN=
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| 35 | # for i386:
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| 36 | #ALIGN=-malign-loops=2 -malign-functions=2
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| 37 | 
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| 38 | WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
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| 39 |         -Wmissing-declarations -Wtraditional -Wcast-align \
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| 40 |         -Wstrict-prototypes -Wmissing-prototypes #-Wconversion
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| 41 | 
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| 42 | # for pgcc version 2.95.1, -O3 is buggy; don't use it.
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| 43 | 
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| 44 | # Remove -DPNG_THREAD_UNSAFE_OK if you need thread safety
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| 45 | ### for generic gcc:
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| 46 | CFLAGS=-DPNG_THREAD_UNSAFE_OK -DPNG_USE_PNGGCCRD -I$(ZLIBINC) -Wall \
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| 47 |         -O3 $(ALIGN) -funroll-loops \
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| 48 |         -fomit-frame-pointer  # $(WARNMORE) -g -DPNG_DEBUG=5
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| 49 | ### for gcc 2.95.2 on 686:
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| 50 | #CFLAGS=-DPNG_THREAD_UNSAFE_OK -DPNG_USE_PNGGCCRD -I$(ZLIBINC) -Wall -O3 \
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| 51 | #       -mcpu=i686 -malign-double -ffast-math -fstrict-aliasing \
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| 52 | #       $(ALIGN) -funroll-loops -funroll-all-loops -fomit-frame-pointer 
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| 53 | ### for gcc 2.7.2.3 on 486 and up:
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| 54 | #CFLAGS=-DPNG_THREAD_UNSAFE_OK -DPNG_USE_PNGGCCRD -I$(ZLIBINC) -Wall -O3 \
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| 55 | #       -m486 -malign-double -ffast-math \
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| 56 | #       $(ALIGN) -funroll-loops -funroll-all-loops -fomit-frame-pointer 
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| 57 | 
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| 58 | LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng12 -lz -lm
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| 59 | LDFLAGS_A=-L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) libpng.a -lz -lm
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| 60 | 
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| 61 | RANLIB=ranlib
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| 62 | #RANLIB=echo
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| 63 | 
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| 64 | INCPATH=$(prefix)/include
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| 65 | LIBPATH=$(prefix)/lib
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| 66 | MANPATH=$(prefix)/man
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| 67 | BINPATH=$(prefix)/bin
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| 68 | 
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| 69 | # override DESTDIR= on the make install command line to easily support
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| 70 | # installing into a temporary location.  Example:
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| 71 | #
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| 72 | #    make install DESTDIR=/tmp/build/libpng
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| 73 | #
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| 74 | # If you're going to install into a temporary location
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| 75 | # via DESTDIR, $(DESTDIR)$(prefix) must already exist before
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| 76 | # you execute make install.
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| 77 | DESTDIR=
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| 78 | 
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| 79 | DB=$(DESTDIR)$(BINPATH)
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| 80 | DI=$(DESTDIR)$(INCPATH)
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| 81 | DL=$(DESTDIR)$(LIBPATH)
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| 82 | DM=$(DESTDIR)$(MANPATH)
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| 83 | 
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| 84 | OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
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| 85 |         pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \
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| 86 |         pngwtran.o pngmem.o pngerror.o pngpread.o pnggccrd.o
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| 87 | 
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| 88 | OBJSDLL = $(OBJS:.o=.pic.o)
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| 89 | 
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| 90 | .SUFFIXES:      .c .o .pic.o
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| 91 | 
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| 92 | .c.pic.o:
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| 93 |         $(CC) -c $(CFLAGS) -fPIC -o $@ $*.c
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| 94 | 
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| 95 | all: libpng.a $(LIBNAME).so pngtest pngtest-static libpng.pc libpng-config
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| 96 | 
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| 97 | libpng.a: $(OBJS)
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| 98 |         ar rc $@ $(OBJS)
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| 99 |         $(RANLIB) $@
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| 100 | 
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| 101 | libpng.pc:
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| 102 |         cat scripts/libpng.pc.in | sed -e s\!@PREFIX@!$(prefix)! > libpng.pc
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| 103 | 
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| 104 | libpng-config:
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| 105 |         ( cat scripts/libpng-config-head.in; \
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| 106 |         echo prefix=\"$(prefix)\"; \
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| 107 |         echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
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| 108 |         echo cppflags=\"-DPNG_THREAD_UNSAFE_OK -DPNG_USE_PNGGCCRD\"; \
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| 109 |         echo L_opts=\"-L$(LIBPATH)\"; \
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| 110 |         echo R_opts=\"-Wl,-rpath,$(LIBPATH)\"; \
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| 111 |         echo libs=\"-lpng12 -lz -lm\"; \
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| 112 |         cat scripts/libpng-config-body.in ) > libpng-config
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| 113 |         chmod +x libpng-config
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| 114 | 
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| 115 | pnggccrd.o:     pnggccrd.c png.h pngconf.h
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| 116 |         $(CC) -c $(CFLAGS) -o $@ $*.c
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| 117 | 
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| 118 | pnggccrd.pic.o: pnggccrd.c png.h pngconf.h
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| 119 |         $(CC) -c $(CFLAGS) -fPIC -o $@ pnggccrd.c
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| 120 | 
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| 121 | $(LIBNAME).so: $(LIBNAME).so.$(PNGMAJ)
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| 122 |         ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so
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| 123 | 
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| 124 | $(LIBNAME).so.$(PNGMAJ): $(LIBNAME).so.$(PNGVER)
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| 125 |         ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ)
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| 126 | 
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| 127 | $(LIBNAME).so.$(PNGVER): $(OBJSDLL)
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| 128 |         $(CC) -shared -Wl,-soname,$(LIBNAME).so.$(PNGMAJ) \
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| 129 |         -o $(LIBNAME).so.$(PNGVER) \
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| 130 |         $(OBJSDLL)
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| 131 | 
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| 132 | libpng.so.3.$(PNGMIN): $(OBJSDLL)
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| 133 |         $(CC) -shared -Wl,-soname,libpng.so.3 \
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| 134 |         -o libpng.so.3.$(PNGMIN) \
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| 135 |         $(OBJSDLL)
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| 136 | 
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| 137 | pngtest: pngtest.o $(LIBNAME).so
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| 138 |         $(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
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| 139 | 
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| 140 | pngtest-static: pngtest.o libpng.a
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| 141 |         $(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A)
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| 142 | 
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| 143 | test: pngtest pngtest-static
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| 144 |         @echo ""
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| 145 |         @echo "   Running pngtest dynamically linked with $(LIBNAME).so:"
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| 146 |         @echo ""
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| 147 |         ./pngtest
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| 148 |         @echo ""
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| 149 |         @echo "   Running pngtest statically linked with libpng.a:"
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| 150 |         @echo ""
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| 151 |         ./pngtest-static
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| 152 | 
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| 153 | install-headers: png.h pngconf.h
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| 154 |         -@if [ ! -d $(DI) ]; then mkdir $(DI); fi
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| 155 |         -@if [ ! -d $(DI)/$(LIBNAME) ]; then mkdir $(DI)/$(LIBNAME); fi
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| 156 |         cp png.h pngconf.h $(DI)/$(LIBNAME)
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| 157 |         chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h
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| 158 |         -@/bin/rm -f $(DI)/png.h $(DI)/pngconf.h
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| 159 |         -@/bin/rm -f $(DI)/libpng
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| 160 |         (cd $(DI); ln -sf $(LIBNAME) libpng; ln -sf $(LIBNAME)/* .)
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| 161 | 
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| 162 | install-static: install-headers libpng.a
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| 163 |         -@if [ ! -d $(DL) ]; then mkdir $(DL); fi
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| 164 |         cp libpng.a $(DL)/$(LIBNAME).a
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| 165 |         chmod 644 $(DL)/$(LIBNAME).a
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| 166 |         -@/bin/rm -f $(DL)/libpng.a
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| 167 |         (cd $(DL); ln -sf $(LIBNAME).a libpng.a)
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| 168 | 
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| 169 | install-shared: install-headers $(LIBNAME).so.$(PNGVER) libpng.pc \
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| 170 |         libpng.so.3.$(PNGMIN)
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| 171 |         -@if [ ! -d $(DL) ]; then mkdir $(DL); fi
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| 172 |         -@/bin/rm -f $(DL)/$(LIBNAME).so.$(PNGVER)* $(DL)/$(LIBNAME).so
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| 173 |         -@/bin/rm -f $(DL)/libpng.so
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| 174 |         -@/bin/rm -f $(DL)/libpng.so.3
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| 175 |         -@/bin/rm -f $(DL)/libpng.so.3.$(PNGMIN)*
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| 176 |         cp $(LIBNAME).so.$(PNGVER) $(DL)
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| 177 |         cp libpng.so.3.$(PNGMIN) $(DL)
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| 178 |         chmod 755 $(DL)/$(LIBNAME).so.$(PNGVER)
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| 179 |         chmod 755 $(DL)/libpng.so.3.$(PNGMIN)
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| 180 |         (cd $(DL); \
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| 181 |         ln -sf libpng.so.3.$(PNGMIN) libpng.so.3; \
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| 182 |         ln -sf libpng.so.3 libpng.so; \
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| 183 |         ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
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| 184 |         ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
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| 185 |         -@if [ ! -d $(DL)/pkgconfig ]; then mkdir $(DL)/pkgconfig; fi
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| 186 |         -@/bin/rm -f $(DL)/pkgconfig/$(LIBNAME).pc
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| 187 |         -@/bin/rm -f $(DL)/pkgconfig/libpng.pc
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| 188 |         cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc
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| 189 |         chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc
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| 190 |         (cd $(DL)/pkgconfig; ln -sf $(LIBNAME).pc libpng.pc)
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| 191 | 
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| 192 | install-man: libpng.3 libpngpf.3 png.5
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| 193 |         -@if [ ! -d $(DM) ]; then mkdir $(DM); fi
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| 194 |         -@if [ ! -d $(DM)/man3 ]; then mkdir $(DM)/man3; fi
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| 195 |         -@/bin/rm -f $(DM)/man3/libpng.3
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| 196 |         -@/bin/rm -f $(DM)/man3/libpngpf.3
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| 197 |         cp libpng.3 $(DM)/man3
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| 198 |         cp libpngpf.3 $(DM)/man3
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| 199 |         -@if [ ! -d $(DM)/man5 ]; then mkdir $(DM)/man5; fi
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| 200 |         -@/bin/rm -f $(DM)/man5/png.5
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| 201 |         cp png.5 $(DM)/man5
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| 202 | 
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| 203 | install-config: libpng-config
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| 204 |         -@if [ ! -d $(DB) ]; then mkdir $(DB); fi
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| 205 |         -@/bin/rm -f $(DB)/libpng-config
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| 206 |         -@/bin/rm -f $(DB)/$(LIBNAME)-config
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| 207 |         cp libpng-config $(DB)/$(LIBNAME)-config
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| 208 |         chmod 755 $(DB)/$(LIBNAME)-config
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| 209 |         (cd $(DB); ln -sf $(LIBNAME)-config libpng-config)
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| 210 | 
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| 211 | install: install-static install-shared install-man install-config
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| 212 | 
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| 213 | # If you installed in $(DESTDIR), test-installed won't work until you
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| 214 | # move the library to its final location.
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| 215 | 
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| 216 | test-installed:
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| 217 |         $(CC) -I$(ZLIBINC) \
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| 218 |            `$(BINPATH)/libpng12-config --cflags` pngtest.c \
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| 219 |            -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \
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| 220 |            -o pngtesti `$(BINPATH)/libpng12-config --ldflags`
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| 221 |         ./pngtesti pngtest.png
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| 222 | 
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| 223 | clean:
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| 224 |         /bin/rm -f *.o libpng.a pngtest pngout.png libpng-config \
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| 225 |         $(LIBNAME).so $(LIBNAME).so.$(PNGMAJ)* pngtest-static pngtesti \
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| 226 |         libpng.so.3.$(PNGMIN) \
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| 227 |         libpng.pc
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| 228 | 
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| 229 | DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
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| 230 | writelock:
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| 231 |         chmod a-w *.[ch35] $(DOCS) scripts/*
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| 232 | 
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| 233 | png.o png.pic.o:                png.h pngconf.h png.c
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| 234 | pngerror.o pngerror.pic.o:      png.h pngconf.h pngerror.c
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| 235 | pngrio.o pngrio.pic.o:          png.h pngconf.h pngrio.c
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| 236 | pngwio.o pngwio.pic.o:          png.h pngconf.h pngwio.c
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| 237 | pngmem.o pngmem.pic.o:          png.h pngconf.h pngmem.c
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| 238 | pngset.o pngset.pic.o:          png.h pngconf.h pngset.c
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| 239 | pngget.o pngget.pic.o:          png.h pngconf.h pngget.c
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| 240 | pngread.o pngread.pic.o:        png.h pngconf.h pngread.c
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| 241 | pngrtran.o pngrtran.pic.o:      png.h pngconf.h pngrtran.c
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| 242 | pngrutil.o pngrutil.pic.o:      png.h pngconf.h pngrutil.c
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| 243 | pngtrans.o pngtrans.pic.o:      png.h pngconf.h pngtrans.c
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| 244 | pngwrite.o pngwrite.pic.o:      png.h pngconf.h pngwrite.c
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| 245 | pngwtran.o pngwtran.pic.o:      png.h pngconf.h pngwtran.c
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| 246 | pngwutil.o pngwutil.pic.o:      png.h pngconf.h pngwutil.c
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| 247 | pngpread.o pngpread.pic.o:      png.h pngconf.h pngpread.c
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| 248 | 
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| 249 | pngtest.o:                      png.h pngconf.h pngtest.c
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