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      1 # makefile for mingw on x86
      2 #   Builds both dll (with import lib) and static lib versions
      3 #   of the library, and builds two copies of pngtest: one
      4 #   statically linked and one dynamically linked.
      5 #
      6 # Copyright (C) 2002, 2006, 2008 Soren Anderson, Charles Wilson,
      7 #    and Glenn Randers-Pehrson, based on makefile for linux-elf w/mmx by:
      8 # Copyright (C) 1998-2000, 2007 Greg Roelofs
      9 # Copyright (C) 1996, 1997 Andreas Dilger
     10 #
     11 # This code is released under the libpng license.
     12 # For conditions of distribution and use, see the disclaimer
     13 # and license in png.h
     14 
     15 # Built from makefile.cygwin
     16 
     17 # This makefile expects to be run under the MSYS shell (part of
     18 # the MINGW project) and not under CMD.EXE which does not provide
     19 # "cat" or "sed".
     20 
     21 # This makefile intends to support building outside the src directory
     22 # if desired. When invoking it, specify an argument to SRCDIR on the
     23 # command line that points to the top of the directory where your source
     24 # is located.
     25 ifdef SRCDIR
     26 VPATH = $(SRCDIR)
     27 else
     28 SRCDIR = .
     29 endif
     30 
     31 # Override DESTDIR= on the make install command line to easily support
     32 # installing into a temporary location.  Example:
     33 #
     34 #    make install DESTDIR=/tmp/build/libpng
     35 #
     36 # If you're going to install into a temporary location
     37 # via DESTDIR, $(DESTDIR)$(prefix) must already exist before
     38 # you execute make install.
     39 DESTDIR=
     40 
     41 # If you're using a cross-compiler, add the appropriate prefix (e.g.,
     42 # "i386-mingw32msvc-") to the following three commands:
     43 CC=gcc
     44 AR=ar
     45 RANLIB=ranlib
     46 
     47 MKDIR_P=/bin/mkdir -pv
     48 
     49 # Where "make install" puts libpng*.a, *png*.dll, png.h, and pngconf.h
     50 ifndef prefix
     51 prefix=/usr
     52 $(warning "You haven't specified a 'prefix=' location. Defaulting to '/usr'")
     53 endif
     54 exec_prefix=$(prefix)
     55 
     56 # Where the zlib library and include files are located
     57 ZLIBLIB= /usr/lib
     58 ZLIBINC=
     59 
     60 ALIGN=
     61 # for i386:
     62 #ALIGN=-malign-loops=2 -malign-functions=2
     63 
     64 WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \
     65 	-Wmissing-declarations -Wtraditional -Wcast-align \
     66 	-Wstrict-prototypes -Wmissing-prototypes #-Wconversion
     67 
     68 ### if you don't need thread safety, but want the asm accel
     69 #CFLAGS= $(strip $(MINGW_CCFLAGS) -DPNG_THREAD_UNSAFE_OK \
     70 #	$(addprefix -I,$(ZLIBINC)) -W -Wall -O $(ALIGN) -funroll-loops \
     71 #	-fomit-frame-pointer)  # $(WARNMORE) -g -DPNG_DEBUG=5
     72 ### if you need thread safety and want (minimal) asm accel
     73 #CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
     74 #	-W -Wall -O $(ALIGN) -funroll-loops \
     75 #	-fomit-frame-pointer)  # $(WARNMORE) -g -DPNG_DEBUG=5
     76 ### Normal (non-asm) compilation
     77 CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \
     78         -W -Wall -O3 $(ALIGN) -funroll-loops -DPNG_NO_MMX_CODE \
     79 	-fomit-frame-pointer) # $(WARNMORE) -g -DPNG_DEBUG=5
     80 
     81 LIBNAME = libpng12
     82 PNGMAJ = 0
     83 MINGDLL = 12
     84 PNGMIN = 1.2.44
     85 PNGVER = $(PNGMAJ).$(PNGMIN)
     86 
     87 SHAREDLIB=libpng$(MINGDLL).dll
     88 STATLIB=libpng.a
     89 IMPLIB=libpng.dll.a
     90 SHAREDDEF=libpng.def
     91 LIBS=$(SHAREDLIB) $(STATLIB)
     92 EXE=.exe
     93 
     94 LDFLAGS=$(strip -L. $(MINGW_LDFLAGS) -lpng $(addprefix -L,$(ZLIBLIB)) -lz)
     95 LDSFLAGS=$(strip -shared -L.  $(MINGW_LDFLAGS))
     96 LDEXTRA=-Wl,--out-implib=$(IMPLIB) $(addprefix -L,$(ZLIBLIB)) -lz
     97 
     98 INCPATH=$(prefix)/include
     99 LIBPATH=$(exec_prefix)/lib
    100 
    101 BINPATH=$(exec_prefix)/bin
    102 MANPATH=$(prefix)/man
    103 MAN3PATH=$(MANPATH)/man3
    104 MAN5PATH=$(MANPATH)/man5
    105 
    106 # cosmetic: shortened strings:
    107 S =$(SRCDIR)
    108 D =$(DESTDIR)
    109 DB =$(D)$(BINPATH)
    110 DI =$(D)$(INCPATH)
    111 DL =$(D)$(LIBPATH)
    112 
    113 OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \
    114 	pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \
    115 	pngwtran.o pngmem.o pngerror.o pngpread.o
    116 
    117 OBJSDLL = $(OBJS:.o=.pic.o)
    118 
    119 .SUFFIXES: .c .o .pic.o
    120 
    121 %.o : %.c
    122 	$(CC) -c $(CFLAGS) -o $@ $<
    123 %.pic.o : CFLAGS += -DPNG_BUILD_DLL
    124 %.pic.o : %.c
    125 	$(CC) -c $(CFLAGS) -o $@ $<
    126 
    127 all: all-static all-shared libpng.pc libpng-config libpng.pc libpng-config
    128 
    129 # Make this to verify that "make [...] install" will do what you want.
    130 buildsetup-tell:
    131 	@echo  VPATH is set to: \"$(VPATH)\"
    132 	@echo  prefix is set to: \"$(prefix)\"
    133 	@echo -e INCPATH,LIBPATH, etc. are set to:'\n' \
    134  $(addprefix $(D),$(INCPATH)'\n' $(LIBPATH)'\n' $(BINPATH)'\n' \
    135    $(MANPATH)'\n' $(MAN3PATH)'\n' $(MAN5PATH)'\n')'\n'
    136 
    137 libpng.pc: scripts/libpng.pc.in
    138 	@echo -e Making pkg-config file for this libpng installation..'\n' \
    139            using PREFIX=\"$(prefix)\"'\n'
    140 	cat scripts/libpng.pc.in | sed -e s!@prefix@!$(prefix)! \
    141 	-e s!@exec_prefix@!$(exec_prefix)! \
    142 	-e s!@libdir@!$(LIBPATH)! \
    143 	-e s!@includedir@!$(INCPATH)! \
    144 	-e s!@includedir@!$(INCPATH)! \
    145 	-e s!-lpng12!-lpng12\ -lz\ -lm! > libpng.pc
    146 
    147 libpng-config: scripts/libpng-config-head.in scripts/libpng-config-body.in
    148 	@echo -e Making $(LIBNAME) libpng-config file for this libpng \
    149  installation..'\n' using PREFIX=\"$(prefix)\"'\n'
    150 	( cat $(S)/scripts/libpng-config-head.in; \
    151 	echo prefix=\"$(prefix)\"; \
    152 	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
    153 	echo L_opts=\"-L$(LIBPATH)\"; \
    154 	echo libs=\"-lpng$(MINGDLL) -lz\"; \
    155 	cat $(S)/scripts/libpng-config-body.in ) > libpng-config
    156 	chmod +x libpng-config
    157 
    158 static: all-static
    159 shared: all-shared
    160 all-static: $(STATLIB) pngtest-stat$(EXE)
    161 all-shared: $(SHAREDLIB) pngtest$(EXE)
    162 
    163 $(STATLIB): $(OBJS)
    164 	$(AR) rc $@ $(OBJS)
    165 	$(RANLIB) $@
    166 
    167 $(SHAREDDEF): scripts/pngw32.def
    168 	cat $< | sed -e '1{G;s/^\(.*\)\(\n\)/EXPORTS/;};2,/^EXPORTS/d' | \
    169 	sed -e 's/\([^;]*\);/;/' > $@
    170 
    171 $(SHAREDLIB): $(OBJSDLL) $(SHAREDDEF)
    172 	$(CC) $(LDSFLAGS) -o $@ $(OBJSDLL) -L. $(LDEXTRA)
    173 
    174 pngtest$(EXE): pngtest.pic.o $(SHAREDLIB)
    175 	$(CC) $(CFLAGS) $< $(LDFLAGS) -o $@
    176 
    177 pngtest-stat$(EXE): pngtest.o $(STATLIB)
    178 	$(CC) -static $(CFLAGS) $< $(LDFLAGS) -o $@
    179 
    180 test: test-static test-shared
    181 
    182 test-static: pngtest-stat$(EXE)
    183 	./pngtest-stat $(S)/pngtest.png
    184 
    185 test-shared: pngtest$(EXE)
    186 	./pngtest $(S)/pngtest.png
    187 
    188 install-static: $(STATLIB) install-headers install-man
    189 	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
    190 	install -m 644 $(STATLIB) $(DL)/$(LIBNAME).a
    191 	-@rm -f $(DL)/$(STATLIB)
    192 	(cd $(DL); ln -sf $(LIBNAME).a $(STATLIB))
    193 
    194 install-shared: $(SHAREDLIB) libpng.pc libpng-config install-headers install-man
    195 	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
    196 	-@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi
    197 	-@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi
    198 	-@/bin/rm -f $(DL)/pkgconfig/$(LIBNAME).pc
    199 	-@/bin/rm -f $(DL)/pkgconfig/libpng.pc
    200 	install -m 644 $(IMPLIB) $(DL)/$(LIBNAME).dll.a
    201 	-@rm -f $(DL)/$(IMPLIB)
    202 	(cd $(DL); ln -sf $(LIBNAME).dll.a $(IMPLIB))
    203 	install -s -m 755 $(SHAREDLIB) $(DB)
    204 	install -m 644 libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc
    205 	(cd $(DL)/pkgconfig; ln -sf $(LIBNAME).pc libpng.pc)
    206 
    207 install-headers:
    208 	-@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi
    209 	-@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi
    210 	-@rm -f $(DI)/png.h
    211 	-@rm -f $(DI)/pngconf.h
    212 	install -m 644 $(S)/png.h $(S)/pngconf.h $(DI)/$(LIBNAME)
    213 	-@rm -f $(DI)/libpng
    214 	(cd $(DI); ln -sf $(LIBNAME) libpng; ln -sf $(LIBNAME)/* .)
    215 
    216 install-man:
    217 	-@if [ ! -d $(D)$(MAN3PATH) ]; then $(MKDIR_P) $(D)$(MAN3PATH); fi
    218 	-@if [ ! -d $(D)$(MAN5PATH) ]; then $(MKDIR_P) $(D)$(MAN5PATH); fi
    219 	install -m 644 $(S)/libpngpf.3 $(S)/libpng.3 $(D)$(MAN3PATH)
    220 	install -m 644 $(S)/png.5 $(D)$(MAN5PATH)
    221 
    222 install-config: libpng-config
    223 	-@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi
    224 	-@/bin/rm -f $(DB)/libpng-config
    225 	-@/bin/rm -f $(DB)/$(LIBNAME)-config
    226 	cp libpng-config $(DB)/$(LIBNAME)-config
    227 	chmod 755 $(DB)/$(LIBNAME)-config
    228 	(cd $(DB); ln -sf $(LIBNAME)-config libpng-config)
    229 
    230 # Run this to verify that a future `configure' run will pick up the settings
    231 # you want.
    232 test-config-install: SHELL=/bin/bash
    233 test-config-install: $(DB)/libpng-config
    234 	@echo -e Testing libpng-config functions...'\n'
    235 	@ for TYRA in LDFLAGS CPPFLAGS CFLAGS LIBS VERSION; \
    236    do \
    237     printf "(%d)\t %10s =%s\n" $$(($$gytiu + 1)) $$TYRA \
    238     "$$($(DB)/libpng-config `echo --$$TYRA |tr '[:upper:]' '[:lower:]'`)"; \
    239     gytiu=$$(( $$gytiu + 1 )); \
    240    done
    241 
    242 install: install-static install-shared install-man install-config
    243 
    244 # If you installed in $(DESTDIR), test-installed won't work until you
    245 # move the library to its final location.  Use test-dd to test it
    246 # before then.
    247 
    248 test-dd:
    249 	echo
    250 	echo Testing installed dynamic shared library in $(DL).
    251 	$(CC) -I$(DI) $(CFLAGS) \
    252 	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
    253 	   -L$(DL) -L$(ZLIBLIB) \
    254 	   -o pngtestd `$(BINPATH)/libpng12-config --ldflags`
    255 	./pngtestd pngtest.png
    256 
    257 test-installed:
    258 	$(CC) $(CFLAGS) \
    259 	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
    260 	   -L$(ZLIBLIB) \
    261 	   -o pngtesti$(EXE) `$(BINPATH)/libpng12-config --ldflags`
    262 	./pngtesti$(EXE) pngtest.png
    263 
    264 clean:
    265 	/bin/rm -f *.pic.o *.o $(STATLIB) $(IMPLIB) $(SHAREDLIB) \
    266 	   pngtest-stat$(EXE) pngtest$(EXE) pngout.png $(SHAREDDEF) \
    267 	   libpng-config libpng.pc pngtesti$(EXE)
    268 
    269 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
    270 writelock:
    271 	chmod a-w *.[ch35] $(DOCS) scripts/*
    272 
    273 .PHONY: buildsetup-tell libpng.pc libpng-config test-config-install clean
    274 
    275 # DO NOT DELETE THIS LINE -- make depend depends on it.
    276 
    277 png.o png.pic.o:		png.h pngconf.h png.c
    278 pngerror.o pngerror.pic.o:	png.h pngconf.h pngerror.c
    279 pngrio.o pngrio.pic.o:		png.h pngconf.h pngrio.c
    280 pngwio.o pngwio.pic.o:		png.h pngconf.h pngwio.c
    281 pngmem.o pngmem.pic.o:		png.h pngconf.h pngmem.c
    282 pngset.o pngset.pic.o:		png.h pngconf.h pngset.c
    283 pngget.o pngget.pic.o:		png.h pngconf.h pngget.c
    284 pngread.o pngread.pic.o:	png.h pngconf.h pngread.c
    285 pngrtran.o pngrtran.pic.o:	png.h pngconf.h pngrtran.c
    286 pngrutil.o pngrutil.pic.o:	png.h pngconf.h pngrutil.c
    287 pngtrans.o pngtrans.pic.o:	png.h pngconf.h pngtrans.c
    288 pngwrite.o pngwrite.pic.o:	png.h pngconf.h pngwrite.c
    289 pngwtran.o pngwtran.pic.o:	png.h pngconf.h pngwtran.c
    290 pngwutil.o pngwutil.pic.o:	png.h pngconf.h pngwutil.c
    291 pngpread.o pngpread.pic.o:	png.h pngconf.h pngpread.c
    292 
    293 pngtest.o pngtest.pic.o:	png.h pngconf.h pngtest.c
    294