# makefile for libpng
+# Copyright (C) 2002 Glenn Randers-Pehrson
# Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
# For conditions of distribution and use, see copyright notice in png.h
+# This makefile requires the file ansi2knr.c, which you can get
+# from the Ghostscript ftp site at ftp://ftp.cs.wisc.edu/ghost/
+# If you have libjpeg, you probably already have ansi2knr.c in the jpeg
+# source distribution.
+
+# where make install puts libpng.a and png.h
+prefix=/usr/local
+INCPATH=$(prefix)/include
+LIBPATH=$(prefix)/lib
+
+# override DESTDIR= on the make install command line to easily support
+# installing into a temporary location. Example:
+#
+# make install DESTDIR=/tmp/build/libpng
+#
+# If you're going to install into a temporary location
+# via DESTDIR, $(DESTDIR)$(prefix) must already exist before
+# you execute make install.
+DESTDIR=
+
CC=cc
CFLAGS=-I../zlib -O
LDFLAGS=-L. -L../zlib/ -lpng -lz -lm
RANLIB=ranlib
#RANLIB=echo
-# where make install puts libpng.a and png.h
-prefix=/usr/local
-
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
./pngtest
install: libpng.a
- -@mkdir $(prefix)/include
- -@mkdir $(prefix)/lib
- cp png.h $(prefix)/include
- cp pngconf.h $(prefix)/include
- chmod 644 $(prefix)/include/png.h
- chmod 644 $(prefix)/include/pngconf.h
- cp libpng.a $(prefix)/lib
- chmod 644 $(prefix)/lib/libpng.a
+ -@mkdir $(DESTDIR)$(INCPATH)
+ -@mkdir $(DESTDIR)$(INCPATH)/libpng
+ -@mkdir $(DESTDIR)$(LIBPATH)
+ -@rm -f $(DESTDIR)$(INCPATH)/png.h
+ -@rm -f $(DESTDIR)$(INCPATH)/pngconf.h
+ cp png.h $(DESTDIR)$(INCPATH)/libpng
+ cp pngconf.h $(DESTDIR)$(INCPATH)/libpng
+ chmod 644 $(DESTDIR)$(INCPATH)/libpng/png.h
+ chmod 644 $(DESTDIR)$(INCPATH)/libpng/pngconf.h
+ (cd $(DESTDIR)$(INCPATH); ln -f -s libpng/* .)
+ cp libpng.a $(DESTDIR)$(LIBPATH)
+ chmod 644 $(DESTDIR)$(LIBPATH)/libpng.a
clean:
rm -f *.o libpng.a pngtest pngout.png ansi2knr
+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.h pngconf.h