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- # makefile for libpng
- # Copyright (C) 2002, 2006, 2014 Glenn Randers-Pehrson
- # Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
- #
- # This code is released under the libpng license.
- # For conditions of distribution and use, see the disclaimer
- # and license in png.h
- # 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=
- # Where the zlib library and include files are located
- #ZLIBLIB=/usr/local/lib
- #ZLIBINC=/usr/local/include
- ZLIBLIB=../zlib
- ZLIBINC=../zlib
- CC = cc
- AR_RC = ar rc
- MKDIR_P = mkdir
- LN_SF = ln -sf
- RANLIB = ranlib
- CP = cp
- RM_F = rm -f
- AWK = awk
- SED = sed
- CPP = $(CC) -E
- ECHO = echo
- DFNFLAGS = # DFNFLAGS contains -D options to use in the libpng build
- DFA_EXTRA = # extra files that can be used to control configuration
- CPPFLAGS = -I$(ZLIBINC) # -DPNG_DEBUG=5
- CFLAGS = -O # -g
- LDFLAGS = -L. -L$(ZLIBLIB) -lpng -lz -lm
- # Pre-built configuration
- # See scripts/pnglibconf.mak for more options
- PNGLIBCONF_H_PREBUILT = scripts/pnglibconf.h.prebuilt
- 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
- .c.o:
- $(CC) -c $(CPPFLAGS) $(CFLAGS) -o $@ $<
- all: libpng.a pngtest
- # The standard pnglibconf.h exists as scripts/pnglibconf.h.prebuilt,
- # copy this if the following doesn't work.
- pnglibconf.h: pnglibconf.dfn
- $(RM_F) $@ pnglibconf.c pnglibconf.out pnglibconf.tmp
- $(ECHO) '#include "pnglibconf.dfn"' >pnglibconf.c
- $(ECHO) "If '$(CC) -E' crashes try /lib/cpp (e.g. CPP='/lib/cpp')" >&2
- $(CPP) $(DFNFLAGS) pnglibconf.c >pnglibconf.out
- $(AWK) -f "scripts/dfn.awk" out="pnglibconf.tmp" pnglibconf.out 1>&2
- mv pnglibconf.tmp $@
- pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk pngconf.h pngusr.dfa $(DFA_XTRA)
- $(RM_F) $@ pnglibconf.pre pnglibconf.tmp
- $(ECHO) "Calling $(AWK) from scripts/pnglibconf.mak" >&2
- $(ECHO) "If 'awk' crashes try a better awk (e.g. AWK='nawk')" >&2
- $(AWK) -f scripts/options.awk out="pnglibconf.pre"\
- version=search pngconf.h scripts/pnglibconf.dfa\
- pngusr.dfa $(DFA_XTRA) 1>&2
- $(AWK) -f scripts/options.awk out="pnglibconf.tmp" pnglibconf.pre 1>&2
- mv pnglibconf.tmp $@
- libpng.a: $(OBJS)
- $(AR_RC) $@ $(OBJS)
- $(RANLIB) $@
- pngtest: pngtest.o libpng.a
- $(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
- test: pngtest
- ./pngtest
- install: libpng.a pnglibconf.h
- -@$(MKDIR_P) $(DESTDIR)$(INCPATH)
- -@$(MKDIR_P) $(DESTDIR)$(INCPATH)/libpng
- -@$(MKDIR_P) $(DESTDIR)$(LIBPATH)
- -@$(RM_F) $(DESTDIR)$(INCPATH)/png.h
- -@$(RM_F) $(DESTDIR)$(INCPATH)/pngconf.h
- -@$(RM_F) $(DESTDIR)$(INCPATH)/pnglibconf.h
- cp png.h $(DESTDIR)$(INCPATH)/libpng
- cp pngconf.h $(DESTDIR)$(INCPATH)/libpng
- cp pnglibconf.h $(DESTDIR)$(INCPATH)/libpng
- chmod 644 $(DESTDIR)$(INCPATH)/libpng/png.h
- chmod 644 $(DESTDIR)$(INCPATH)/libpng/pngconf.h
- chmod 644 $(DESTDIR)$(INCPATH)/libpng/pnglibconf.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 pnglibconf.h pnglibconf.c \
- pnglibconf.out
- 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 pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
- pngtest.o: png.h pngconf.h pnglibconf.h
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