src/png/scripts/makefile.linux

   1 # makefile for libpng.a and libpng12.so on Linux ELF with gcc
   2 # Copyright (C) 1998, 1999, 2002, 2006, 2008 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
   6
   7 # Library name:
   8 LIBNAME = libpng12
   9 PNGMAJ = 0
  10 PNGMIN = 1.2.34
  11 PNGVER = $(PNGMAJ).$(PNGMIN)
  12
  13 # Shared library names:
  14 LIBSO=$(LIBNAME).so
  15 LIBSOMAJ=$(LIBNAME).so.$(PNGMAJ)
  16 LIBSOVER=$(LIBNAME).so.$(PNGVER)
  17 OLDSO=libpng.so
  18 OLDSOMAJ=libpng.so.3
  19 OLDSOVER=libpng.so.3.$(PNGMIN)
  20
  21 # Utilities:
  22 AR_RC=ar rc
  23 CC=gcc
  24 MKDIR_P=mkdir -p
  25 LN_SF=ln -sf
  26 RANLIB=ranlib
  27 RM_F=/bin/rm -f
  28
  29 # where "make install" puts libpng12.a, libpng12.so*,
  30 # libpng12/png.h and libpng12/pngconf.h
  31 # Prefix must be a full pathname.
  32 prefix=/usr/local
  33 exec_prefix=$(prefix)
  34
  35 # Where the zlib library and include files are located.
  36 #ZLIBLIB=/usr/local/lib
  37 #ZLIBINC=/usr/local/include
  38 ZLIBLIB=../zlib
  39 ZLIBINC=../zlib
  40
  41 ALIGN=
  42 # for i386:
  43 #ALIGN=-malign-loops=2 -malign-functions=2
  44
  45 WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
  46         -Wmissing-declarations -Wtraditional -Wcast-align \
  47         -Wstrict-prototypes -Wmissing-prototypes #-Wconversion
  48
  49 # for pgcc version 2.95.1, -O3 is buggy; don't use it.
  50
  51 CFLAGS=-I$(ZLIBINC) -W -Wall -O3 -funroll-loops -DPNG_NO_MMX_CODE \
  52         $(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5
  53
  54 LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng12 -lz -lm
  55 LDFLAGS_A=-L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) libpng.a -lz -lm
  56
  57 INCPATH=$(prefix)/include
  58 LIBPATH=$(exec_prefix)/lib
  59 MANPATH=$(prefix)/man
  60 BINPATH=$(exec_prefix)/bin
  61
  62 # override DESTDIR= on the make install command line to easily support
  63 # installing into a temporary location.  Example:
  64 #
  65 #    make install DESTDIR=/tmp/build/libpng
  66 #
  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.
  70 DESTDIR=
  71
  72 DB=$(DESTDIR)$(BINPATH)
  73 DI=$(DESTDIR)$(INCPATH)
  74 DL=$(DESTDIR)$(LIBPATH)
  75 DM=$(DESTDIR)$(MANPATH)
  76
  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
  80
  81 OBJSDLL = $(OBJS:.o=.pic.o)
  82
  83 .SUFFIXES:      .c .o .pic.o
  84
  85 .c.pic.o:
  86         $(CC) -c $(CFLAGS) -fPIC -o $@ $*.c
  87
  88 all: libpng.a $(LIBSO) pngtest pngtest-static libpng.pc libpng-config
  89
  90 libpng.a: $(OBJS)
  91         $(AR_RC) $@ $(OBJS)
  92         $(RANLIB) $@
  93
  94 libpng.pc:
  95         cat scripts/libpng.pc.in | sed -e s!@prefix@!$(prefix)! \
  96         -e s!@exec_prefix@!$(exec_prefix)! \
  97         -e s!@libdir@!$(LIBPATH)! \
  98         -e s!@includedir@!$(INCPATH)! \
  99         -e s!-lpng12!-lpng12\ -lz\ -lm! > libpng.pc
 100
 101 libpng-config:
 102         ( cat scripts/libpng-config-head.in; \
 103         echo prefix=\"$(prefix)\"; \
 104         echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
 105         echo L_opts=\"-L$(LIBPATH)\"; \
 106         echo R_opts=\"-Wl,-rpath,$(LIBPATH)\"; \
 107         echo libs=\"-lpng12 -lz -lm\"; \
 108         cat scripts/libpng-config-body.in ) > libpng-config
 109         chmod +x libpng-config
 110
 111 $(LIBSO): $(LIBSOMAJ)
 112         $(LN_SF) $(LIBSOMAJ) $(LIBSO)
 113
 114 $(LIBSOMAJ): $(LIBSOVER)
 115         $(LN_SF) $(LIBSOVER) $(LIBSOMAJ)
 116
 117 $(LIBSOVER): $(OBJSDLL)
 118         $(CC) -shared -Wl,-soname,$(LIBSOMAJ) -o $(LIBSOVER) $(OBJSDLL)
 119
 120 $(OLDSOVER): $(OBJSDLL)
 121         $(CC) -shared -Wl,-soname,$(OLDSOMAJ) \
 122         -o $(OLDSOVER) \
 123         $(OBJSDLL)
 124
 125 pngtest: pngtest.o $(LIBSO)
 126         $(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
 127
 128 pngtest-static: pngtest.o libpng.a
 129         $(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A)
 130
 131 test: pngtest pngtest-static
 132         @echo ""
 133         @echo "   Running pngtest dynamically linked with $(LIBSO):"
 134         @echo ""
 135         ./pngtest
 136         @echo ""
 137         @echo "   Running pngtest statically linked with libpng.a:"
 138         @echo ""
 139         ./pngtest-static
 140
 141 install-headers: png.h pngconf.h
 142         -@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi
 143         -@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi
 144         cp png.h pngconf.h $(DI)/$(LIBNAME)
 145         chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h
 146         -@$(RM_F) $(DI)/png.h $(DI)/pngconf.h
 147         -@$(RM_F) $(DI)/libpng
 148         (cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .)
 149
 150 install-static: install-headers libpng.a
 151         -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
 152         cp libpng.a $(DL)/$(LIBNAME).a
 153         chmod 644 $(DL)/$(LIBNAME).a
 154         -@$(RM_F) $(DL)/libpng.a
 155         (cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a)
 156
 157 install-shared: install-headers $(LIBSOVER) libpng.pc \
 158         $(OLDSOVER)
 159         -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
 160         -@$(RM_F) $(DL)/$(LIBSOVER)* $(DL)/$(LIBSO)
 161         -@$(RM_F) $(DL)/$(LIBSOMAJ)
 162         -@$(RM_F) $(DL)/$(OLDSO)
 163         -@$(RM_F) $(DL)/$(OLDSOMAJ)
 164         -@$(RM_F) $(DL)/$(OLDSOVER)*
 165         cp $(LIBSOVER) $(DL)
 166         cp $(OLDSOVER) $(DL)
 167         chmod 755 $(DL)/$(LIBSOVER)
 168         chmod 755 $(DL)/$(OLDSOVER)
 169         (cd $(DL); \
 170         $(LN_SF) $(OLDSOVER) $(OLDSOMAJ); \
 171         $(LN_SF) $(OLDSOMAJ) $(OLDSO); \
 172         $(LN_SF) $(LIBSOVER) $(LIBSOMAJ); \
 173         $(LN_SF) $(LIBSOMAJ) $(LIBSO))
 174         -@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi
 175         -@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc
 176         -@$(RM_F) $(DL)/pkgconfig/libpng.pc
 177         cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc
 178         chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc
 179         (cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc)
 180
 181 install-man: libpng.3 libpngpf.3 png.5
 182         -@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi
 183         -@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi
 184         -@$(RM_F) $(DM)/man3/libpng.3
 185         -@$(RM_F) $(DM)/man3/libpngpf.3
 186         cp libpng.3 $(DM)/man3
 187         cp libpngpf.3 $(DM)/man3
 188         -@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi
 189         -@$(RM_F) $(DM)/man5/png.5
 190         cp png.5 $(DM)/man5
 191
 192 install-config: libpng-config
 193         -@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi
 194         -@$(RM_F) $(DB)/libpng-config
 195         -@$(RM_F) $(DB)/$(LIBNAME)-config
 196         cp libpng-config $(DB)/$(LIBNAME)-config
 197         chmod 755 $(DB)/$(LIBNAME)-config
 198         (cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config)
 199
 200 install: install-static install-shared install-man install-config
 201
 202 # If you installed in $(DESTDIR), test-installed won't work until you
 203 # move the library to its final location.  Use test-dd to test it
 204 # before then.
 205
 206 test-dd:
 207         echo
 208         echo Testing installed dynamic shared library in $(DL).
 209         $(CC) -I$(DI) -I$(ZLIBINC) \
 210            `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
 211            -L$(DL) -L$(ZLIBLIB) -Wl, -rpath,$(DL) -Wl,-rpath,$(ZLIBLIB) \
 212            -o pngtestd `$(BINPATH)/$(LIBNAME)-config --ldflags`
 213         ./pngtestd pngtest.png
 214
 215 test-installed:
 216         $(CC) -I$(ZLIBINC) \
 217            `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
 218            -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \
 219            -o pngtesti `$(BINPATH)/$(LIBNAME)-config --ldflags`
 220         ./pngtesti pngtest.png
 221
 222 clean:
 223         $(RM_F) *.o libpng.a pngtest pngout.png libpng-config \
 224         $(LIBSO) $(LIBSOMAJ)* pngtest-static pngtesti \
 225         $(OLDSOVER) \
 226         libpng.pc
 227
 228 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 229 writelock:
 230         chmod a-w *.[ch35] $(DOCS) scripts/*
 231
 232 # DO NOT DELETE THIS LINE -- make depend depends on it.
 233
 234 png.o png.pic.o: png.h pngconf.h
 235 pngerror.o pngerror.pic.o: png.h pngconf.h
 236 pngrio.o pngrio.pic.o: png.h pngconf.h
 237 pngwio.o pngwio.pic.o: png.h pngconf.h
 238 pngmem.o pngmem.pic.o: png.h pngconf.h
 239 pngset.o pngset.pic.o: png.h pngconf.h
 240 pngget.o pngget.pic.o: png.h pngconf.h
 241 pngread.o pngread.pic.o: png.h pngconf.h
 242 pngrtran.o pngrtran.pic.o: png.h pngconf.h
 243 pngrutil.o pngrutil.pic.o: png.h pngconf.h
 244 pngtrans.o pngtrans.pic.o: png.h pngconf.h
 245 pngwrite.o pngwrite.pic.o: png.h pngconf.h
 246 pngwtran.o pngwtran.pic.o: png.h pngconf.h
 247 pngwutil.o pngwutil.pic.o: png.h pngconf.h
 248 pngpread.o pngpread.pic.o: png.h pngconf.h
 249
 250 pngtest.o: png.h pngconf.h