libpng/scripts/makefile.linux
2009-04-06 16:06:56 -05:00

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# makefile for libpng.a and libpng12.so on Linux ELF with gcc
# Copyright (C) 1998, 1999, 2002 Greg Roelofs and Glenn Randers-Pehrson
# Copyright (C) 1996, 1997 Andreas Dilger
# For conditions of distribution and use, see copyright notice in png.h
LIBNAME = libpng12
PNGMAJ = 0
PNGMIN = 1.2.2
PNGVER = $(PNGMAJ).$(PNGMIN)
CC=gcc
# where "make install" puts libpng.a, libpng12/libpng12.so*,
# libpng12/png.h and libpng12/pngconf.h
prefix=/usr/local
# Where the zlib library and include files are located
#ZLIBLIB=/usr/local/lib
#ZLIBINC=/usr/local/include
ZLIBLIB=../zlib
ZLIBINC=../zlib
ALIGN=
# for i386:
#ALIGN=-malign-loops=2 -malign-functions=2
WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
-Wmissing-declarations -Wtraditional -Wcast-align \
-Wstrict-prototypes -Wmissing-prototypes #-Wconversion
# for pgcc version 2.95.1, -O3 is buggy; don't use it.
CFLAGS=-I$(ZLIBINC) -Wall -O3 -funroll-loops \
$(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5
LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng12 -lz -lm
LDFLAGS_A=-L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) libpng.a -lz -lm
RANLIB=ranlib
#RANLIB=echo
INCPATH=$(prefix)/include
LIBPATH=$(prefix)/lib
OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \
pngwtran.o pngmem.o pngerror.o pngpread.o
OBJSDLL = $(OBJS:.o=.pic.o)
.SUFFIXES: .c .o .pic.o
.c.pic.o:
$(CC) -c $(CFLAGS) -fPIC -o $@ $*.c
all: libpng.a $(LIBNAME).so pngtest
libpng.a: $(OBJS)
ar rc $@ $(OBJS)
$(RANLIB) $@
$(LIBNAME).so: $(LIBNAME).so.$(PNGMAJ)
ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so
$(LIBNAME).so.$(PNGMAJ): $(LIBNAME).so.$(PNGVER)
ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ)
$(LIBNAME).so.$(PNGVER): $(OBJSDLL)
$(CC) -shared -Wl,-soname,$(LIBNAME).so.$(PNGMAJ) \
-o $(LIBNAME).so.$(PNGVER) \
$(OBJSDLL) -L$(ZLIBLIB) -lz -lm -lc
pngtest: pngtest.o $(LIBNAME).so
$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
pngtest-static: pngtest.o $(LIBNAME).a
$(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A)
test: pngtest pngtest-static
@echo ""
@echo " Running pngtest dynamically linked with libpng12.so:"
@echo ""
./pngtest
@echo ""
@echo " Running pngtest statically linked with libpng.a:"
@echo ""
./pngtest-static
install-headers: png.h pngconf.h
-@if [ ! -d $(INCPATH) ]; then mkdir $(INCPATH); fi
-@if [ ! -d $(INCPATH)/$(LIBNAME) ]; then mkdir $(INCPATH)/$(LIBNAME); fi
cp png.h pngconf.h $(INCPATH)/$(LIBNAME)
chmod 644 $(INCPATH)/$(LIBNAME)/png.h $(INCPATH)/$(LIBNAME)/pngconf.h
-@/bin/rm -f $(INCPATH)/png.h $(INCPATH)/pngconf.h
-@/bin/rm -f $(INCPATH)/libpng
ln -sf $(INCPATH)/$(LIBNAME) $(INCPATH)/libpng
install-static: install-headers libpng.a
-@if [ ! -d $(LIBPATH) ]; then mkdir $(LIBPATH); fi
cp libpng.a $(LIBPATH)/$(LIBNAME).a
chmod 644 $(LIBPATH)/$(LIBNAME).a
-@/bin/rm -f $(LIBPATH)/libpng.a
ln -sf $(LIBPATH)/$(LIBNAME).a $(LIBPATH)/libpng.a
install-shared: install-headers $(LIBNAME).so.$(PNGVER)
-@if [ ! -d $(LIBPATH) ]; then mkdir $(LIBPATH); fi
-@/bin/rm -f $(LIBPATH)/$(LIBNAME).so.$(PNGMAJ)* $(LIBPATH)/$(LIBNAME).so
-@/bin/rm -f $(LIBPATH)/libpng.so
-@/bin/rm -f $(LIBPATH)/libpng.so.3
-@/bin/rm -f $(LIBPATH)/libpng.so.3.*
cp $(LIBNAME).so.$(PNGVER) $(LIBPATH)
chmod 755 $(LIBPATH)/$(LIBNAME).so.$(PNGVER)
(cd $(LIBPATH); \
ln -sf $(LIBNAME).so.$(PNGVER) libpng.so; \
ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3; \
ln -sf $(LIBNAME).so.$(PNGVER) libpng.so.3.$(PNGMIN); \
ln -sf $(LIBNAME).so.$(PNGVER) $(LIBNAME).so.$(PNGMAJ); \
ln -sf $(LIBNAME).so.$(PNGMAJ) $(LIBNAME).so)
-@if [ ! -d $(LIBPATH)/pkgconfig ]; then mkdir $(LIBPATH)/pkgconfig; fi
cat scripts/libpng.pc.in | sed -e s\!@PREFIX@!$(prefix)! > libpng.pc
cp libpng.pc $(LIBPATH)/pkgconfig/libpng12.pc
chmod 644 $(LIBPATH)/pkgconfig/libpng12.pc
install: install-static install-shared
clean:
/bin/rm -f *.o libpng.a $(LIBNAME).so $(LIBNAME).so.$(PNMAJ)* \
pngtest pngout.png
DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
writelock:
chmod a-w *.[ch35] $(DOCS) scripts/*
# DO NOT DELETE THIS LINE -- make depend depends on it.
png.o png.pic.o: png.h pngconf.h
pngerror.o pngerror.pic.o: png.h pngconf.h
pngrio.o pngrio.pic.o: png.h pngconf.h
pngwio.o pngwio.pic.o: png.h pngconf.h
pngmem.o pngmem.pic.o: png.h pngconf.h
pngset.o pngset.pic.o: png.h pngconf.h
pngget.o pngget.pic.o: png.h pngconf.h
pngread.o pngread.pic.o: png.h pngconf.h
pngrtran.o pngrtran.pic.o: png.h pngconf.h
pngrutil.o pngrutil.pic.o: png.h pngconf.h
pngtrans.o pngtrans.pic.o: png.h pngconf.h
pngwrite.o pngwrite.pic.o: png.h pngconf.h
pngwtran.o pngwtran.pic.o: png.h pngconf.h
pngwutil.o pngwutil.pic.o: png.h pngconf.h
pngpread.o pngpread.pic.o: png.h pngconf.h
pngtest.o: png.h pngconf.h