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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
116