| 1 | # makefile for libpng.a and libpng12.so on Linux ELF with gcc using MMX
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| 2 | # assembler code
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| 3 | # Copyright 2002, 2006, 2008 Greg Roelofs and Glenn Randers-Pehrson
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| 4 | # Copyright 1998-2001 Greg Roelofs
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| 5 | # Copyright 1996-1997 Andreas Dilger
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| 6 |
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| 7 | # This code is released under the libpng license.
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| 8 | # For conditions of distribution and use, see the disclaimer
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| 9 | # and license in png.h
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| 10 |
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| 11 | # CAUTION: Do not use this makefile with gcc versions 2.7.2.2 and earlier.
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| 12 |
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| 13 | # NOTE: When testing MMX performance on a multitasking system, make sure
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| 14 | # there are no floating-point programs (e.g., SETI@Home) running in
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| 15 | # the background! Context switches between MMX and FPU are expensive.
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| 16 |
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| 17 | # Library name:
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| 18 | LIBNAME = libpng12
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| 19 | PNGMAJ = 0
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| 20 | PNGMIN = 1.2.40
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| 21 | PNGVER = $(PNGMAJ).$(PNGMIN)
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| 22 |
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| 23 | # Shared library names:
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| 24 | LIBSO=$(LIBNAME).so
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| 25 | LIBSOMAJ=$(LIBNAME).so.$(PNGMAJ)
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| 26 | LIBSOVER=$(LIBNAME).so.$(PNGVER)
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| 27 | OLDSO=libpng.so
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| 28 | OLDSOMAJ=libpng.so.3
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| 29 | OLDSOVER=libpng.so.3.$(PNGMIN)
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| 30 |
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| 31 | # Utilities:
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| 32 | CC = gcc
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| 33 | LD = $(CC)
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| 34 | AR_RC = ar rc
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| 35 | LN_SF = ln -sf
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| 36 | MKDIR_P = mkdir -p
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| 37 | RANLIB = ranlib
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| 38 | RM_F = /bin/rm -f
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| 39 |
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| 40 | # where "make install" puts libpng12.a, libpng12.so*,
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| 41 | # libpng12/png.h and libpng12/pngconf.h
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| 42 | # Prefix must be a full pathname.
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| 43 | prefix=/usr/local
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| 44 | exec_prefix=$(prefix)
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| 45 |
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| 46 | # Where the zlib library and include files are located.
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| 47 | #ZLIBLIB=/usr/local/lib
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| 48 | #ZLIBINC=/usr/local/include
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| 49 | ZLIBLIB=../zlib
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| 50 | ZLIBINC=../zlib
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| 51 |
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| 52 | ALIGN=
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| 53 | # for i386:
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| 54 | #ALIGN=-malign-loops=2 -malign-functions=2
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| 55 |
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| 56 | WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
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| 57 | -Wmissing-declarations -Wtraditional -Wcast-align \
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| 58 | -Wstrict-prototypes -Wmissing-prototypes #-Wconversion
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| 59 |
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| 60 | # for pgcc version 2.95.1, -O3 is buggy; don't use it.
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| 61 |
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| 62 | # Remove -DPNG_THREAD_UNSAFE_OK if you need thread safety
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| 63 | ### for generic gcc:
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| 64 | CFLAGS=-DPNG_THREAD_UNSAFE_OK -I$(ZLIBINC) -W -Wall -O \
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| 65 | $(ALIGN) -funroll-loops \
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| 66 | -fomit-frame-pointer # $(WARNMORE) -g -DPNG_DEBUG=5
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| 67 | ### for gcc 2.95.2 on 686:
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| 68 | #CFLAGS=-DPNG_THREAD_UNSAFE_OK -I$(ZLIBINC) -W -Wall -O \
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| 69 | # -mcpu=i686 -malign-double -ffast-math -fstrict-aliasing \
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| 70 | # $(ALIGN) -funroll-loops -funroll-all-loops -fomit-frame-pointer
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| 71 | ### for gcc 2.7.2.3 on 486 and up:
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| 72 | #CFLAGS=-DPNG_THREAD_UNSAFE_OK -I$(ZLIBINC) -W -Wall -O \
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| 73 | # -m486 -malign-double -ffast-math \
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| 74 | # $(ALIGN) -funroll-loops -funroll-all-loops -fomit-frame-pointer
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| 75 |
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| 76 | LDFLAGS=-L. -Wl,-rpath,. -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) -lpng12 -lz -lm
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| 77 | LDFLAGS_A=-L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) libpng.a -lz -lm
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| 78 |
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| 79 |
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| 80 | INCPATH=$(prefix)/include
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| 81 | LIBPATH=$(exec_prefix)/lib
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| 82 | MANPATH=$(prefix)/man
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| 83 | BINPATH=$(exec_prefix)/bin
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| 84 |
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| 85 | # override DESTDIR= on the make install command line to easily support
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| 86 | # installing into a temporary location. Example:
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| 87 | #
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| 88 | # make install DESTDIR=/tmp/build/libpng
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| 89 | #
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| 90 | # If you're going to install into a temporary location
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| 91 | # via DESTDIR, $(DESTDIR)$(prefix) must already exist before
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| 92 | # you execute make install.
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| 93 | DESTDIR=
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| 94 |
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| 95 | DB=$(DESTDIR)$(BINPATH)
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| 96 | DI=$(DESTDIR)$(INCPATH)
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| 97 | DL=$(DESTDIR)$(LIBPATH)
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| 98 | DM=$(DESTDIR)$(MANPATH)
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| 99 |
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| 100 | OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
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| 101 | pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \
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| 102 | pngwtran.o pngmem.o pngerror.o pngpread.o
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| 103 |
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| 104 | OBJSDLL = $(OBJS:.o=.pic.o)
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| 105 |
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| 106 | .SUFFIXES: .c .o .pic.o
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| 107 |
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| 108 | .c.pic.o:
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| 109 | $(CC) -c $(CFLAGS) -fPIC -o $@ $*.c
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| 110 |
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| 111 | all: libpng.a $(LIBSO) pngtest pngtest-static libpng.pc libpng-config
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| 112 |
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| 113 | libpng.a: $(OBJS)
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| 114 | $(AR_RC) $@ $(OBJS)
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| 115 | $(RANLIB) $@
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| 116 |
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| 117 | libpng.pc:
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| 118 | cat scripts/libpng.pc.in | sed -e s!@prefix@!$(prefix)! \
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| 119 | -e s!@exec_prefix@!$(exec_prefix)! \
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| 120 | -e s!@libdir@!$(LIBPATH)! \
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| 121 | -e s!@includedir@!$(INCPATH)! \
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| 122 | -e s!-lpng12!-lpng12\ -lz\ -lm! > libpng.pc
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| 123 |
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| 124 | libpng-config:
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| 125 | ( cat scripts/libpng-config-head.in; \
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| 126 | echo prefix=\"$(prefix)\"; \
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| 127 | echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
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| 128 | echo cppflags=\"-DPNG_THREAD_UNSAFE_OK \"; \
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| 129 | echo L_opts=\"-L$(LIBPATH)\"; \
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| 130 | echo R_opts=\"-Wl,-rpath,$(LIBPATH)\"; \
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| 131 | echo libs=\"-lpng12 -lz -lm\"; \
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| 132 | cat scripts/libpng-config-body.in ) > libpng-config
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| 133 | chmod +x libpng-config
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| 134 |
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| 135 | $(LIBSO): $(LIBSOMAJ)
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| 136 | $(LN_SF) $(LIBSOMAJ) $(LIBSO)
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| 137 |
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| 138 | $(LIBSOMAJ): $(LIBSOVER)
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| 139 | $(LN_SF) $(LIBSOVER) $(LIBSOMAJ)
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| 140 |
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| 141 | $(LIBSOVER): $(OBJSDLL)
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| 142 | $(CC) -shared -Wl,-soname,$(LIBSOMAJ) \
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| 143 | -o $(LIBSOVER) \
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| 144 | $(OBJSDLL)
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| 145 |
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| 146 | $(OLDSOVER): $(OBJSDLL)
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| 147 | $(CC) -shared -Wl,-soname,$(OLDSOMAJ) \
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| 148 | -o $(OLDSOVER) \
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| 149 | $(OBJSDLL)
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| 150 |
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| 151 | pngtest: pngtest.o $(LIBSO)
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| 152 | $(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS)
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| 153 |
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| 154 | pngtest-static: pngtest.o libpng.a
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| 155 | $(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A)
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| 156 |
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| 157 | test: pngtest pngtest-static
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| 158 | @echo ""
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| 159 | @echo " Running pngtest dynamically linked with $(LIBSO):"
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| 160 | @echo ""
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| 161 | ./pngtest
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| 162 | @echo ""
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| 163 | @echo " Running pngtest statically linked with libpng.a:"
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| 164 | @echo ""
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| 165 | ./pngtest-static
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| 166 |
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| 167 | install-headers: png.h pngconf.h
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| 168 | -@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi
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| 169 | -@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi
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| 170 | cp png.h pngconf.h $(DI)/$(LIBNAME)
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| 171 | chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h
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| 172 | -@$(RM_F) $(DI)/png.h $(DI)/pngconf.h
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| 173 | -@$(RM_F) $(DI)/libpng
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| 174 | (cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .)
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| 175 |
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| 176 | install-static: install-headers libpng.a
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| 177 | -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
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| 178 | cp libpng.a $(DL)/$(LIBNAME).a
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| 179 | chmod 644 $(DL)/$(LIBNAME).a
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| 180 | -@$(RM_F) $(DL)/libpng.a
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| 181 | (cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a)
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| 182 |
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| 183 | install-shared: install-headers $(LIBSOVER) libpng.pc \
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| 184 | $(OLDSOVER)
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| 185 | -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
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| 186 | -@$(RM_F) $(DL)/$(LIBSOVER)* $(DL)/$(LIBSO)
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| 187 | -@$(RM_F) $(DL)/$(LIBSOMAJ)
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| 188 | -@$(RM_F) $(DL)/$(OLDSO)
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| 189 | -@$(RM_F) $(DL)/$(OLDSOMAJ)
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| 190 | -@$(RM_F) $(DL)/$(OLDSOVER)*
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| 191 | cp $(LIBSOVER) $(DL)
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| 192 | cp $(OLDSOVER) $(DL)
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| 193 | chmod 755 $(DL)/$(LIBSOVER)
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| 194 | chmod 755 $(DL)/$(OLDSOVER)
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| 195 | (cd $(DL); \
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| 196 | $(LN_SF) $(OLDSOVER) $(OLDSOMAJ); \
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| 197 | $(LN_SF) $(OLDSOMAJ) $(OLDSO); \
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| 198 | $(LN_SF) $(LIBSOVER) $(LIBSOMAJ); \
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| 199 | $(LN_SF) $(LIBSOMAJ) $(LIBSO))
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| 200 | -@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi
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| 201 | -@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc
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| 202 | -@$(RM_F) $(DL)/pkgconfig/libpng.pc
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| 203 | cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc
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| 204 | chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc
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| 205 | (cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc)
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| 206 |
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| 207 | install-man: libpng.3 libpngpf.3 png.5
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| 208 | -@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi
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| 209 | -@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi
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| 210 | -@$(RM_F) $(DM)/man3/libpng.3
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| 211 | -@$(RM_F) $(DM)/man3/libpngpf.3
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| 212 | cp libpng.3 $(DM)/man3
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| 213 | cp libpngpf.3 $(DM)/man3
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| 214 | -@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi
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| 215 | -@$(RM_F) $(DM)/man5/png.5
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| 216 | cp png.5 $(DM)/man5
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| 217 |
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| 218 | install-config: libpng-config
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| 219 | -@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi
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| 220 | -@$(RM_F) $(DB)/libpng-config
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| 221 | -@$(RM_F) $(DB)/$(LIBNAME)-config
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| 222 | cp libpng-config $(DB)/$(LIBNAME)-config
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| 223 | chmod 755 $(DB)/$(LIBNAME)-config
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| 224 | (cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config)
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| 225 |
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| 226 | install: install-static install-shared install-man install-config
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| 227 |
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| 228 | # If you installed in $(DESTDIR), test-installed won't work until you
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| 229 | # move the library to its final location. Use test-dd to test it
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| 230 | # before then.
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| 231 |
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| 232 | test-dd:
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| 233 | echo
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| 234 | echo Testing installed dynamic shared library in $(DL).
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| 235 | $(CC) -I$(DI) -I$(ZLIBINC) \
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| 236 | `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
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| 237 | -L$(DL) -L$(ZLIBLIB) -Wl, -rpath,$(DL) -Wl,-rpath,$(ZLIBLIB) \
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| 238 | -o pngtestd `$(BINPATH)/$(LIBNAME)-config --ldflags`
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| 239 | ./pngtestd pngtest.png
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| 240 |
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| 241 | test-installed:
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| 242 | $(CC) -I$(ZLIBINC) \
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| 243 | `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \
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| 244 | -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \
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| 245 | -o pngtesti `$(BINPATH)/$(LIBNAME)-config --ldflags`
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| 246 | ./pngtesti pngtest.png
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| 247 |
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| 248 | clean:
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| 249 | $(RM_F) *.o libpng.a pngtest pngout.png libpng-config \
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| 250 | $(LIBSO) $(LIBSOMAJ)* pngtest-static pngtesti \
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| 251 | $(OLDSOVER) \
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| 252 | libpng.pc
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| 253 |
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| 254 | DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
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| 255 | writelock:
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| 256 | chmod a-w *.[ch35] $(DOCS) scripts/*
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| 257 |
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| 258 | png.o png.pic.o: png.h pngconf.h png.c
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| 259 | pngerror.o pngerror.pic.o: png.h pngconf.h pngerror.c
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| 260 | pngrio.o pngrio.pic.o: png.h pngconf.h pngrio.c
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| 261 | pngwio.o pngwio.pic.o: png.h pngconf.h pngwio.c
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| 262 | pngmem.o pngmem.pic.o: png.h pngconf.h pngmem.c
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| 263 | pngset.o pngset.pic.o: png.h pngconf.h pngset.c
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| 264 | pngget.o pngget.pic.o: png.h pngconf.h pngget.c
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| 265 | pngread.o pngread.pic.o: png.h pngconf.h pngread.c
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| 266 | pngrtran.o pngrtran.pic.o: png.h pngconf.h pngrtran.c
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| 267 | pngrutil.o pngrutil.pic.o: png.h pngconf.h pngrutil.c
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| 268 | pngtrans.o pngtrans.pic.o: png.h pngconf.h pngtrans.c
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| 269 | pngwrite.o pngwrite.pic.o: png.h pngconf.h pngwrite.c
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| 270 | pngwtran.o pngwtran.pic.o: png.h pngconf.h pngwtran.c
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| 271 | pngwutil.o pngwutil.pic.o: png.h pngconf.h pngwutil.c
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| 272 | pngpread.o pngpread.pic.o: png.h pngconf.h pngpread.c
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| 273 |
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| 274 | pngtest.o: png.h pngconf.h pngtest.c
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