1# makefile for libpng 2# Copyright (C) 2002, 2006, 2009, 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# This makefile requires the file ansi2knr.c, which you can get 10# from the Ghostscript ftp site at ftp://ftp.cs.wisc.edu/ghost/ 11# If you have libjpeg, you probably already have ansi2knr.c in the jpeg 12# source distribution. 13 14# where make install puts libpng.a and png.h 15prefix=/usr/local 16INCPATH=$(prefix)/include 17LIBPATH=$(prefix)/lib 18 19# override DESTDIR= on the make install command line to easily support 20# installing into a temporary location. Example: 21# 22# make install DESTDIR=/tmp/build/libpng 23# 24# If you're going to install into a temporary location 25# via DESTDIR, $(DESTDIR)$(prefix) must already exist before 26# you execute make install. 27DESTDIR= 28 29CC = cc 30CPPFLAGS = -I../zlib 31CFLAGS = -O 32LDFLAGS = -L. -L../zlib/ -lpng -lz -lm 33# flags for ansi2knr 34ANSI2KNRFLAGS= 35 36RANLIB = ranlib 37#RANLIB = echo 38 39CP = cp 40RM_F = rm -f 41 42# Pre-built configuration 43# See scripts/pnglibconf.mak for more options 44PNGLIBCONF_H_PREBUILT = scripts/pnglibconf.h.prebuilt 45 46OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \ 47 pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \ 48 pngwtran.o pngmem.o pngerror.o pngpread.o 49 50all: ansi2knr libpng.a pngtest 51 52pnglibconf.h: $(PNGLIBCONF_H_PREBUILT) 53 $(CP) $(PNGLIBCONF_H_PREBUILT) $@ 54 55# general rule to allow ansi2knr to work 56.c.o: 57 ./ansi2knr $*.c T$*.c 58 $(CC) $(CPPFLAGS) $(CFLAGS) -c T$*.c 59 rm -f T$*.c $*.o 60 mv T$*.o $*.o 61 62ansi2knr: ansi2knr.c 63 $(CC) $(CPPFLAGS) $(CFLAGS) $(ANSI2KNRFLAGS) -o ansi2knr ansi2knr.c 64 65libpng.a: ansi2knr $(OBJS) 66 ar rc $@ $(OBJS) 67 $(RANLIB) $@ 68 69pngtest: pngtest.o libpng.a 70 $(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS) 71 72test: pngtest 73 ./pngtest 74 75install: libpng.a png.h pngconf.h pnglibconf.h 76 -@mkdir $(DESTDIR)$(INCPATH) 77 -@mkdir $(DESTDIR)$(INCPATH)/libpng 78 -@mkdir $(DESTDIR)$(LIBPATH) 79 -@rm -f $(DESTDIR)$(INCPATH)/png.h 80 -@rm -f $(DESTDIR)$(INCPATH)/pngconf.h 81 cp png.h $(DESTDIR)$(INCPATH)/libpng 82 cp pngconf.h $(DESTDIR)$(INCPATH)/libpng 83 cp pnglibconf.h $(DESTDIR)$(INCPATH)/libpng 84 chmod 644 $(DESTDIR)$(INCPATH)/libpng/png.h 85 chmod 644 $(DESTDIR)$(INCPATH)/libpng/pngconf.h 86 chmod 644 $(DESTDIR)$(INCPATH)/libpng/pnglibconf.h 87 (cd $(DESTDIR)$(INCPATH); ln -f -s libpng/* .) 88 cp libpng.a $(DESTDIR)$(LIBPATH) 89 chmod 644 $(DESTDIR)$(LIBPATH)/libpng.a 90 91clean: 92 $(RM_F) *.o libpng.a pngtest pngout.png ansi2knr pnglibconf.h 93 94DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO 95writelock: 96 chmod a-w *.[ch35] $(DOCS) scripts/* 97 98# DO NOT DELETE THIS LINE -- make depend depends on it. 99 100png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 101pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 102pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 103pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 104pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 105pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 106pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 107pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 108pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 109pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 110pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 111pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 112pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 113pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 114pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h 115 116pngtest.o: png.h pngconf.h pnglibconf.h 117
