1 # makefile for libpng.a and libpng12.so on Linux ELF with gcc
 
   2 # Copyright (C) 1998, 1999, 2002, 2006, 2007 Greg Roelofs and
 
   3 # Glenn Randers-Pehrson
 
   4 # Copyright (C) 1996, 1997 Andreas Dilger
 
   5 # For conditions of distribution and use, see copyright notice in png.h
 
  11 PNGVER = $(PNGMAJ).$(PNGMIN)
 
  13 # Shared library names:
 
  15 LIBSOMAJ=$(LIBNAME).so.$(PNGMAJ)
 
  16 LIBSOVER=$(LIBNAME).so.$(PNGVER)
 
  19 OLDSOVER=libpng.so.3.$(PNGMIN)
 
  29 # where "make install" puts libpng12.a, libpng12.so*,
 
  30 # libpng12/png.h and libpng12/pngconf.h
 
  31 # Prefix must be a full pathname.
 
  35 # Where the zlib library and include files are located.
 
  36 #ZLIBLIB=/usr/local/lib
 
  37 #ZLIBINC=/usr/local/include
 
  43 #ALIGN=-malign-loops=2 -malign-functions=2
 
  45 WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
 
  46         -Wmissing-declarations -Wtraditional -Wcast-align \
 
  47         -Wstrict-prototypes -Wmissing-prototypes #-Wconversion
 
  49 # for pgcc version 2.95.1, -O3 is buggy; don't use it.
 
  51 CFLAGS=-I$(ZLIBINC) -Wall -O3 -funroll-loops -DPNG_NO_MMX_CODE \
 
  52         $(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5
 
  54 LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng12 -lz -lm
 
  55 LDFLAGS_A=-L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) libpng.a -lz -lm
 
  57 INCPATH=$(prefix)/include
 
  58 LIBPATH=$(exec_prefix)/lib
 
  60 BINPATH=$(exec_prefix)/bin
 
  62 # override DESTDIR= on the make install command line to easily support
 
  63 # installing into a temporary location.  Example:
 
  65 #    make install DESTDIR=/tmp/build/libpng
 
  67 # If you're going to install into a temporary location
 
  68 # via DESTDIR, $(DESTDIR)$(prefix) must already exist before
 
  69 # you execute make install.
 
  72 DB=$(DESTDIR)$(BINPATH)
 
  73 DI=$(DESTDIR)$(INCPATH)
 
  74 DL=$(DESTDIR)$(LIBPATH)
 
  75 DM=$(DESTDIR)$(MANPATH)
 
  77 OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
 
  78         pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \
 
  79         pngwtran.o pngmem.o pngerror.o pngpread.o
 
  81 OBJSDLL = $(OBJS:.o=.pic.o)
 
  83 .SUFFIXES:      .c .o .pic.o
 
  86         $(CC) -c $(CFLAGS) -fPIC -o $@ $*.c
 
  88 all: libpng.a $(LIBSO) pngtest pngtest-static libpng.pc libpng-config
 
  95         cat scripts/libpng.pc.in | sed -e s!@PREFIX@!$(prefix)! \
 
  96         | sed -e "s!Cflags: !Cflags: -DPNG_NO_MMX_CODE !"> libpng.pc
 
  99         ( cat scripts/libpng-config-head.in; \
 
 100         echo prefix=\"$(prefix)\"; \
 
 101         echo I_opts=\"-I$(INCPATH)/$(LIBNAME) -DPNG_NO_MMX_CODE\"; \
 
 102         echo L_opts=\"-L$(LIBPATH)\"; \
 
 103         echo R_opts=\"-Wl,-rpath,$(LIBPATH)\"; \
 
 104         echo libs=\"-lpng12 -lz -lm\"; \
 
 105         cat scripts/libpng-config-body.in ) > libpng-config
 
 106         chmod +x libpng-config
 
 108 $(LIBSO): $(LIBSOMAJ)
 
 109         $(LN_SF) $(LIBSOMAJ) $(LIBSO)
 
 111 $(LIBSOMAJ): $(LIBSOVER)
 
 112         $(LN_SF) $(LIBSOVER) $(LIBSOMAJ)
 
 114 $(LIBSOVER): $(OBJSDLL)
 
 115         $(CC) -shared -Wl,-soname,$(LIBSOMAJ) -o $(LIBSOVER) $(OBJSDLL)
 
 117 $(OLDSOVER): $(OBJSDLL)
 
 118         $(CC) -shared -Wl,-soname,$(OLDSOMAJ) \
 
 122 pngtest: pngtest.o $(LIBSO)
 
 123         $(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
 
 125 pngtest-static: pngtest.o libpng.a
 
 126         $(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A)
 
 128 test: pngtest pngtest-static
 
 130         @echo "   Running pngtest dynamically linked with $(LIBSO):"
 
 134         @echo "   Running pngtest statically linked with libpng.a:"
 
 138 install-headers: png.h pngconf.h
 
 139         -@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi
 
 140         -@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi
 
 141         cp png.h pngconf.h $(DI)/$(LIBNAME)
 
 142         chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h
 
 143         -@$(RM_F) $(DI)/png.h $(DI)/pngconf.h
 
 144         -@$(RM_F) $(DI)/libpng
 
 145         (cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .)
 
 147 install-static: install-headers libpng.a
 
 148         -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
 
 149         cp libpng.a $(DL)/$(LIBNAME).a
 
 150         chmod 644 $(DL)/$(LIBNAME).a
 
 151         -@$(RM_F) $(DL)/libpng.a
 
 152         (cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a)
 
 154 install-shared: install-headers $(LIBSOVER) libpng.pc \
 
 156         -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
 
 157         -@$(RM_F) $(DL)/$(LIBSOVER)* $(DL)/$(LIBSO)
 
 158         -@$(RM_F) $(DL)/$(LIBSOMAJ)
 
 159         -@$(RM_F) $(DL)/$(OLDSO)
 
 160         -@$(RM_F) $(DL)/$(OLDSOMAJ)
 
 161         -@$(RM_F) $(DL)/$(OLDSOVER)*
 
 164         chmod 755 $(DL)/$(LIBSOVER)
 
 165         chmod 755 $(DL)/$(OLDSOVER)
 
 167         $(LN_SF) $(OLDSOVER) $(OLDSOMAJ); \
 
 168         $(LN_SF) $(OLDSOMAJ) $(OLDSO); \
 
 169         $(LN_SF) $(LIBSOVER) $(LIBSOMAJ); \
 
 170         $(LN_SF) $(LIBSOMAJ) $(LIBSO))
 
 171         -@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi
 
 172         -@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc
 
 173         -@$(RM_F) $(DL)/pkgconfig/libpng.pc
 
 174         cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc
 
 175         chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc
 
 176         (cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc)
 
 178 install-man: libpng.3 libpngpf.3 png.5
 
 179         -@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi
 
 180         -@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi
 
 181         -@$(RM_F) $(DM)/man3/libpng.3
 
 182         -@$(RM_F) $(DM)/man3/libpngpf.3
 
 183         cp libpng.3 $(DM)/man3
 
 184         cp libpngpf.3 $(DM)/man3
 
 185         -@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi
 
 186         -@$(RM_F) $(DM)/man5/png.5
 
 189 install-config: libpng-config
 
 190         -@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi
 
 191         -@$(RM_F) $(DB)/libpng-config
 
 192         -@$(RM_F) $(DB)/$(LIBNAME)-config
 
 193         cp libpng-config $(DB)/$(LIBNAME)-config
 
 194         chmod 755 $(DB)/$(LIBNAME)-config
 
 195         (cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config)
 
 197 install: install-static install-shared install-man install-config
 
 199 # If you installed in $(DESTDIR), test-installed won't work until you
 
 200 # move the library to its final location.  Use test-dd to test it
 
 205         echo Testing installed dynamic shared library in $(DL).
 
 206         $(CC) -I$(DI) -I$(ZLIBINC) \
 
 207            `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
 
 208            -L$(DL) -L$(ZLIBLIB) -Wl, -rpath,$(DL) -Wl,-rpath,$(ZLIBLIB) \
 
 209            -o pngtestd `$(BINPATH)/$(LIBNAME)-config --ldflags`
 
 210         ./pngtestd pngtest.png
 
 214            `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
 
 215            -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \
 
 216            -o pngtesti `$(BINPATH)/$(LIBNAME)-config --ldflags`
 
 217         ./pngtesti pngtest.png
 
 220         $(RM_F) *.o libpng.a pngtest pngout.png libpng-config \
 
 221         $(LIBSO) $(LIBSOMAJ)* pngtest-static pngtesti \
 
 225 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 
 227         chmod a-w *.[ch35] $(DOCS) scripts/*
 
 229 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
 231 png.o png.pic.o: png.h pngconf.h
 
 232 pngerror.o pngerror.pic.o: png.h pngconf.h
 
 233 pngrio.o pngrio.pic.o: png.h pngconf.h
 
 234 pngwio.o pngwio.pic.o: png.h pngconf.h
 
 235 pngmem.o pngmem.pic.o: png.h pngconf.h
 
 236 pngset.o pngset.pic.o: png.h pngconf.h
 
 237 pngget.o pngget.pic.o: png.h pngconf.h
 
 238 pngread.o pngread.pic.o: png.h pngconf.h
 
 239 pngrtran.o pngrtran.pic.o: png.h pngconf.h
 
 240 pngrutil.o pngrutil.pic.o: png.h pngconf.h
 
 241 pngtrans.o pngtrans.pic.o: png.h pngconf.h
 
 242 pngwrite.o pngwrite.pic.o: png.h pngconf.h
 
 243 pngwtran.o pngwtran.pic.o: png.h pngconf.h
 
 244 pngwutil.o pngwutil.pic.o: png.h pngconf.h
 
 245 pngpread.o pngpread.pic.o: png.h pngconf.h
 
 247 pngtest.o: png.h pngconf.h