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148 lines
4.9 KiB
148 lines
4.9 KiB
14 years ago
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# makefile for libpng on Linux ELF with gcc using MMX assembler code
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# Copyright 1996-1997 Andreas Dilger
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# Copyright 1998-2001 Greg Roelofs
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# For conditions of distribution and use, see copyright notice in png.h
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# CAUTION: Do not use this makefile with gcc versions 2.7.2.2 and earlier.
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# WARNING: The assembler code in pnggccrd.c may not be thread safe.
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# NOTE: When testing MMX performance on a multitasking system, make sure
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# there are no floating-point programs (e.g., SETI@Home) running in
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# the background! Context switches between MMX and FPU are expensive.
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CC=gcc
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# where "make install" puts libpng.a, libpng.so*, png.h, and pngconf.h
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prefix=/usr/local
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# Where the zlib library and include files are located
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#ZLIBLIB=/usr/local/lib
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#ZLIBINC=/usr/local/include
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ZLIBLIB=../zlib
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ZLIBINC=../zlib
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ALIGN=
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# for i386:
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#ALIGN=-malign-loops=2 -malign-functions=2
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WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
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-Wmissing-declarations -Wtraditional -Wcast-align \
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-Wstrict-prototypes -Wmissing-prototypes #-Wconversion
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# for pgcc version 2.95.1, -O3 is buggy; don't use it.
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# Remove -DPNG_THREAD_UNSAFE_OK if you need thread safety
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### for generic gcc:
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CFLAGS=-DPNG_THREAD_UNSAFE_OK -DPNG_USE_PNGGCCRD -I$(ZLIBINC) -Wall \
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-O3 $(ALIGN) -funroll-loops \
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-fomit-frame-pointer # $(WARNMORE) -g -DPNG_DEBUG=5
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### for gcc 2.95.2 on 686:
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#CFLAGS=-DPNG_THREAD_UNSAFE_OK -DPNG_USE_PNGGCCRD -I$(ZLIBINC) -Wall -O3 \
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# -mcpu=i686 -malign-double -ffast-math -fstrict-aliasing \
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# $(ALIGN) -funroll-loops -funroll-all-loops -fomit-frame-pointer
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### for gcc 2.7.2.3 on 486 and up:
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#CFLAGS=-DPNG_THREAD_UNSAFE_OK -DPNG_USE_PNGGCCRD -I$(ZLIBINC) -Wall -O3 \
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# -m486 -malign-double -ffast-math \
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# $(ALIGN) -funroll-loops -funroll-all-loops -fomit-frame-pointer
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LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng -lz -lm
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LDFLAGS_A=-L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) libpng.a -lz -lm
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RANLIB=ranlib
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#RANLIB=echo
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# read libpng.txt or png.h to see why PNGMAJ is 3. You should not
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# have to change it.
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PNGMAJ = 3
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PNGMIN = 1.2.1
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PNGVER = $(PNGMAJ).$(PNGMIN)
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INCPATH=$(prefix)/include
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LIBPATH=$(prefix)/lib
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OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
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pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \
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pngwtran.o pngmem.o pngerror.o pngpread.o pnggccrd.o
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OBJSDLL = $(OBJS:.o=.pic.o)
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.SUFFIXES: .c .o .pic.o
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.c.pic.o:
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$(CC) -c $(CFLAGS) -fPIC -o $@ $*.c
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all: libpng.a libpng.so pngtest pngtest-static
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pnggccrd.o: pnggccrd.c png.h pngconf.h
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$(CC) -c $(CFLAGS) -o $@ $*.c
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pnggccrd.pic.o: pnggccrd.c png.h pngconf.h
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$(CC) -c $(CFLAGS) -fPIC -o $@ pnggccrd.c
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libpng.a: $(OBJS)
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ar rc $@ $(OBJS)
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$(RANLIB) $@
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libpng.so: libpng.so.$(PNGMAJ)
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ln -sf libpng.so.$(PNGMAJ) libpng.so
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libpng.so.$(PNGMAJ): libpng.so.$(PNGVER)
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ln -sf libpng.so.$(PNGVER) libpng.so.$(PNGMAJ)
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libpng.so.$(PNGVER): $(OBJSDLL)
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$(CC) -shared -Wl,-soname,libpng.so.$(PNGMAJ) -o libpng.so.$(PNGVER) \
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$(OBJSDLL) -L$(ZLIBLIB) -lz -lm -lc
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pngtest: pngtest.o libpng.so
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$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
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pngtest-static: pngtest.o libpng.a
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$(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A)
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test: pngtest pngtest-static
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@echo ""
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@echo " Testing dynamically linked version:"
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@echo ""
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./pngtest
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@echo ""
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@echo " Testing statically linked version:"
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@echo ""
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./pngtest-static
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install: libpng.a libpng.so.$(PNGVER)
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-@if [ ! -d $(INCPATH) ]; then mkdir $(INCPATH); fi
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-@if [ ! -d $(LIBPATH) ]; then mkdir $(LIBPATH); fi
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cp png.h pngconf.h $(INCPATH)
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chmod 644 $(INCPATH)/png.h $(INCPATH)/pngconf.h
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cp libpng.a libpng.so.$(PNGVER) $(LIBPATH)
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chmod 755 $(LIBPATH)/libpng.so.$(PNGVER)
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-@/bin/rm -f $(LIBPATH)/libpng.so.$(PNGMAJ) $(LIBPATH)/libpng.so
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(cd $(LIBPATH); ln -sf libpng.so.$(PNGVER) libpng.so.$(PNGMAJ); \
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ln -sf libpng.so.$(PNGMAJ) libpng.so)
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clean:
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/bin/rm -f *.o libpng.a libpng.so libpng.so.$(PNGMAJ)* pngtest pngout.png
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DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
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writelock:
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chmod a-w *.[ch35] $(DOCS) scripts/*
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png.o png.pic.o: png.h pngconf.h png.c
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pngerror.o pngerror.pic.o: png.h pngconf.h pngerror.c
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pngrio.o pngrio.pic.o: png.h pngconf.h pngrio.c
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pngwio.o pngwio.pic.o: png.h pngconf.h pngwio.c
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pngmem.o pngmem.pic.o: png.h pngconf.h pngmem.c
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pngset.o pngset.pic.o: png.h pngconf.h pngset.c
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pngget.o pngget.pic.o: png.h pngconf.h pngget.c
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pngread.o pngread.pic.o: png.h pngconf.h pngread.c
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pngrtran.o pngrtran.pic.o: png.h pngconf.h pngrtran.c
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pngrutil.o pngrutil.pic.o: png.h pngconf.h pngrutil.c
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pngtrans.o pngtrans.pic.o: png.h pngconf.h pngtrans.c
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pngwrite.o pngwrite.pic.o: png.h pngconf.h pngwrite.c
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pngwtran.o pngwtran.pic.o: png.h pngconf.h pngwtran.c
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pngwutil.o pngwutil.pic.o: png.h pngconf.h pngwutil.c
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pngpread.o pngpread.pic.o: png.h pngconf.h pngpread.c
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pngtest.o: png.h pngconf.h pngtest.c
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