1# makefile for libpng
  2# Copyright (C) 2002, 2006, 2014 Glenn Randers-Pehrson
  3# Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
  4#
  5# This code is released under the libpng license.
  6# For conditions of distribution and use, see the disclaimer
  7# and license in png.h
  8
  9# where make install puts libpng.a and png.h
 10prefix=/usr/local
 11INCPATH=$(prefix)/include
 12LIBPATH=$(prefix)/lib
 13
 14# override DESTDIR= on the make install command line to easily support
 15# installing into a temporary location.  Example:
 16#
 17#    make install DESTDIR=/tmp/build/libpng
 18#
 19# If you're going to install into a temporary location
 20# via DESTDIR, $(DESTDIR)$(prefix) must already exist before
 21# you execute make install.
 22DESTDIR=
 23
 24# Where the zlib library and include files are located
 25#ZLIBLIB=/usr/local/lib
 26#ZLIBINC=/usr/local/include
 27ZLIBLIB=../zlib
 28ZLIBINC=../zlib
 29
 30
 31WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow -Wconversion \
 32	-Wmissing-declarations -Wtraditional -Wcast-align \
 33	-Wstrict-prototypes -Wmissing-prototypes
 34
 35CC=gcc
 36AR_RC=ar rc
 37MKDIR_P=mkdir -p
 38LN_SF=ln -f -s
 39RANLIB=ranlib
 40CP=cp
 41RM_F=/bin/rm -f
 42
 43CPPFLAGS=-I$(ZLIBINC) # -DPNG_DEBUG=5
 44CFLAGS=-O # $(WARNMORE)
 45LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lz -lm
 46
 47# Pre-built configuration
 48# See scripts/pnglibconf.mak for more options
 49PNGLIBCONF_H_PREBUILT = scripts/pnglibconf.h.prebuilt
 50
 51OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
 52	pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \
 53	pngwtran.o pngmem.o pngerror.o pngpread.o
 54
 55.c.o:
 56	$(CC) -c $(CPPFLAGS) $(CFLAGS) -o $@ $<
 57
 58all: libpng.a pngtest
 59
 60pnglibconf.h: $(PNGLIBCONF_H_PREBUILT)
 61	$(CP) $(PNGLIBCONF_H_PREBUILT) $@
 62
 63libpng.a: $(OBJS)
 64	$(AR_RC) $@  $(OBJS)
 65	$(RANLIB) $@
 66
 67pngtest: pngtest.o libpng.a
 68	$(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
 69
 70test: pngtest
 71	./pngtest
 72
 73install: libpng.a
 74	-@$(MKDIR_P) $(DESTDIR)$(INCPATH)
 75	-@$(MKDIR_P) $(DESTDIR)$(INCPATH)/libpng
 76	-@$(MKDIR_P) $(DESTDIR)$(LIBPATH)
 77	-@$(RM_F) $(DESTDIR)$(INCPATH)/png.h
 78	-@$(RM_F) $(DESTDIR)$(INCPATH)/pngconf.h
 79	-@$(RM_F) $(DESTDIR)$(INCPATH)/pnglibconf.h
 80	cp png.h $(DESTDIR)$(INCPATH)/libpng
 81	cp pngconf.h $(DESTDIR)$(INCPATH)/libpng
 82	cp pnglibconf.h $(DESTDIR)$(INCPATH)/libpng
 83	chmod 644 $(DESTDIR)$(INCPATH)/libpng/png.h
 84	chmod 644 $(DESTDIR)$(INCPATH)/libpng/pngconf.h
 85	chmod 644 $(DESTDIR)$(INCPATH)/libpng/pnglibconf.h
 86	(cd $(DESTDIR)$(INCPATH); $(LN_SF) libpng/* .)
 87	cp libpng.a $(DESTDIR)$(LIBPATH)
 88	chmod 644 $(DESTDIR)$(LIBPATH)/libpng.a
 89
 90clean:
 91	$(RM_F) *.o libpng.a pngtest pngout.png pnglibconf.h
 92
 93DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 94writelock:
 95	chmod a-w *.[ch35] $(DOCS) scripts/*
 96
 97# DO NOT DELETE THIS LINE -- make depend depends on it.
 98
 99png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
100pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
101pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
102pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
103pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
104pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
105pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
106pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
107pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
108pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
109pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
110pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
111pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
112pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
113pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
114
115pngtest.o: png.h pngconf.h pnglibconf.h