1# makefile for cygwin 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 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# This makefile intends to support building outside the src directory 16# if desired. When invoking it, specify an argument to SRCDIR on the 17# command line that points to the top of the directory where your source 18# is located. 19 20ifdef SRCDIR 21VPATH = $(SRCDIR) 22else 23SRCDIR = . 24endif 25 26# Override DESTDIR= on the make install command line to easily support 27# installing into a temporary location. Example: 28# 29# make install DESTDIR=/tmp/build/libpng 30# 31# If you're going to install into a temporary location 32# via DESTDIR, $(DESTDIR)$(prefix) must already exist before 33# you execute make install. 34 35DESTDIR= 36 37CC=gcc 38ifdef MINGW 39MINGW_CCFLAGS=-mno-cygwin -I/usr/include/mingw 40MINGW_LDFLAGS=-mno-cygwin -L/usr/lib/mingw 41endif 42 43# Where "make install" puts libpng*.a, *png*.dll, png.h, and pngconf.h 44ifndef prefix 45prefix=/usr 46$(warning You haven't specified a 'prefix=' location. Defaulting to "/usr") 47endif 48exec_prefix=$(prefix) 49 50# Where the zlib library and include files are located 51ZLIBLIB= /usr/lib 52ZLIBINC= 53#ZLIBLIB=../zlib 54#ZLIBINC=../zlib 55 56ALIGN= 57# for i386: 58#ALIGN=-malign-loops=2 -malign-functions=2 59 60WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \ 61 -Wmissing-declarations -Wtraditional -Wcast-align \ 62 -Wstrict-prototypes -Wmissing-prototypes #-Wconversion 63 64### if you don't need thread safety, but want the asm accel 65#CFLAGS= $(strip $(MINGW_CCFLAGS) -DPNG_THREAD_UNSAFE_OK \ 66# $(addprefix -I,$(ZLIBINC)) -W -Wall -O $(ALIGN) -funroll-loops \ 67# -fomit-frame-pointer) # $(WARNMORE) -g -DPNG_DEBUG=5 68### if you need thread safety and want (minimal) asm accel 69#CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \ 70# -W -Wall -O $(ALIGN) -funroll-loops \ 71# -fomit-frame-pointer) # $(WARNMORE) -g -DPNG_DEBUG=5 72### Normal (non-asm) compilation 73CFLAGS= $(strip $(MINGW_CCFLAGS) $(addprefix -I,$(ZLIBINC)) \ 74 -W -Wall -O3 $(ALIGN) -funroll-loops -DPNG_NO_MMX_CODE \ 75 -fomit-frame-pointer) # $(WARNMORE) -g -DPNG_DEBUG=5 76 77LIBNAME = libpng12 78PNGMAJ = 0 79CYGDLL = 12 80PNGMIN = 1.2.38 81PNGVER = $(PNGMAJ).$(PNGMIN) 82 83SHAREDLIB=cygpng$(CYGDLL).dll 84STATLIB=libpng.a 85IMPLIB=libpng.dll.a 86SHAREDDEF=libpng.def 87LIBS=$(SHAREDLIB) $(STATLIB) 88EXE=.exe 89 90LDFLAGS=$(strip -L. $(MINGW_LDFLAGS) -lpng $(addprefix -L,$(ZLIBLIB)) -lz) 91LDSFLAGS=$(strip -shared -L. $(MINGW_LDFLAGS) -Wl,--export-all) 92LDEXTRA=-Wl,--out-implib=$(IMPLIB) $(addprefix -L,$(ZLIBLIB)) -lz 93 94MKDIR_P=/bin/mkdir -pv 95RANLIB=ranlib 96#RANLIB=echo 97 98INCPATH=$(prefix)/include 99LIBPATH=$(exec_prefix)/lib 100 101BINPATH=$(exec_prefix)/bin 102MANPATH=$(prefix)/man 103MAN3PATH=$(MANPATH)/man3 104MAN5PATH=$(MANPATH)/man5 105 106# cosmetic: shortened strings: 107S =$(SRCDIR) 108D =$(DESTDIR) 109DB =$(D)$(BINPATH) 110DI =$(D)$(INCPATH) 111DL =$(D)$(LIBPATH) 112 113OBJS = 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 117OBJSDLL = $(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 $@ $< 126 127all: all-static all-shared libpng.pc libpng-config libpng.pc libpng-config 128 129# Make this to verify that "make [...] install" will do what you want. 130buildsetup-tell: 131 @echo VPATH is set to: \"$(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' $(MAN5PATH)'\n')'\n' 136 137libpng.pc: scripts/libpng.pc.in 138 @echo -e Making pkg-config file for this libpng installation..'\n' \ 139 using PREFIX=\"$(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!-lpng12!-lpng12\ -lz! > libpng.pc 145 146libpng-config: scripts/libpng-config-head.in scripts/libpng-config-body.in 147 @echo -e Making $(LIBNAME) libpng-config file for this libpng \ 148 installation..'\n' using PREFIX=\"$(prefix)\"'\n' 149 ( cat $(S)/scripts/libpng-config-head.in; \ 150 echo prefix=\"$(prefix)\"; \ 151 echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \ 152 echo L_opts=\"-L$(LIBPATH)\"; \ 153 echo libs=\"-lpng$(CYGDLL) -lz\"; \ 154 cat $(S)/scripts/libpng-config-body.in ) > libpng-config 155 chmod +x libpng-config 156 157static: all-static 158shared: all-shared 159all-static: $(STATLIB) pngtest-stat$(EXE) 160all-shared: $(SHAREDLIB) pngtest$(EXE) 161 162$(STATLIB): $(OBJS) 163 ar rc $@ $(OBJS) 164 $(RANLIB) $@ 165 166$(SHAREDDEF): scripts/pngw32.def 167 cat $< | sed -e '1{G;s/^\(.*\)\(\n\)/EXPORTS/;};2,/^EXPORTS/d' | \ 168 sed -e 's/\([^;]*\);/;/' > $@ 169 170$(SHAREDLIB): $(OBJSDLL) $(SHAREDDEF) 171 $(CC) $(LDSFLAGS) -o $@ $(OBJSDLL) -L. $(LDEXTRA) 172 173pngtest$(EXE): pngtest.pic.o $(SHAREDLIB) 174 $(CC) $(CFLAGS) $< $(LDFLAGS) -o $@ 175 176pngtest-stat$(EXE): pngtest.o $(STATLIB) 177 $(CC) -static $(CFLAGS) $< $(LDFLAGS) -o $@ 178 179pngtest.pic.o: pngtest.c 180 $(CC) $(CFLAGS) -c $< -o $@ 181 182pngtest.o: pngtest.c png.h pngconf.h 183 $(CC) $(CFLAGS) -c $< -o $@ 184 185test: test-static test-shared 186 187test-static: pngtest-stat$(EXE) 188 ./pngtest-stat $(S)/pngtest.png 189 190test-shared: pngtest$(EXE) 191 ./pngtest $(S)/pngtest.png 192 193install-static: $(STATLIB) install-headers install-man 194 -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi 195 install -m 644 $(STATLIB) $(DL)/$(LIBNAME).a 196 -@rm -f $(DL)/$(STATLIB) 197 (cd $(DL); ln -sf $(LIBNAME).a $(STATLIB)) 198 199install-shared: $(SHAREDLIB) libpng.pc libpng-config install-headers install-man 200 -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi 201 -@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi 202 -@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi 203 -@/bin/rm -f $(DL)/pkgconfig/$(LIBNAME).pc 204 -@/bin/rm -f $(DL)/pkgconfig/libpng.pc 205 install -m 644 $(IMPLIB) $(DL)/$(LIBNAME).dll.a 206 -@rm -f $(DL)/$(IMPLIB) 207 (cd $(DL); ln -sf $(LIBNAME).dll.a $(IMPLIB)) 208 install -s -m 755 $(SHAREDLIB) $(DB) 209 install -m 644 libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc 210 (cd $(DL)/pkgconfig; ln -sf $(LIBNAME).pc libpng.pc) 211 212install-headers: 213 -@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi 214 -@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi 215 -@rm -f $(DI)/png.h 216 -@rm -f $(DI)/pngconf.h 217 install -m 644 $(S)/png.h $(S)/pngconf.h $(DI)/$(LIBNAME) 218 -@rm -f $(DI)/libpng 219 (cd $(DI); ln -sf $(LIBNAME) libpng; ln -sf $(LIBNAME)/* .) 220 221install-man: 222 -@if [ ! -d $(D)$(MAN3PATH) ]; then $(MKDIR_P) $(D)$(MAN3PATH); fi 223 -@if [ ! -d $(D)$(MAN5PATH) ]; then $(MKDIR_P) $(D)$(MAN5PATH); fi 224 install -m 644 $(S)/libpngpf.3 $(S)/libpng.3 $(D)$(MAN3PATH) 225 install -m 644 $(S)/png.5 $(D)$(MAN5PATH) 226 227install-config: libpng-config 228 -@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi 229 -@/bin/rm -f $(DB)/libpng-config 230 -@/bin/rm -f $(DB)/$(LIBNAME)-config 231 cp libpng-config $(DB)/$(LIBNAME)-config 232 chmod 755 $(DB)/$(LIBNAME)-config 233 (cd $(DB); ln -sf $(LIBNAME)-config libpng-config) 234 235# Run this to verify that a future `configure' run will pick up the settings 236# you want. 237test-config-install: SHELL=/bin/bash 238test-config-install: $(DB)/libpng-config 239 @echo -e Testing libpng-config functions...'\n' 240 @ for TYRA in LDFLAGS CPPFLAGS CFLAGS LIBS VERSION; \ 241 do \ 242 printf "(%d)\t %10s =%s\n" $$(($$gytiu + 1)) $$TYRA \ 243 "$$($(DB)/libpng-config `echo --$$TYRA |tr '[:upper:]' '[:lower:]'`)"; \ 244 gytiu=$$(( $$gytiu + 1 )); \ 245 done 246 247install: install-static install-shared install-man install-config 248 249# If you installed in $(DESTDIR), test-installed won't work until you 250# move the library to its final location. Use test-dd to test it 251# before then. 252 253test-dd: 254 echo 255 echo Testing installed dynamic shared library in $(DL). 256 $(CC) -I$(DI) $(CFLAGS) \ 257 `$(BINPATH)/libpng12-config --cflags` pngtest.c \ 258 -L$(DL) -L$(ZLIBLIB) \ 259 -o pngtestd `$(BINPATH)/libpng12-config --ldflags` 260 ./pngtestd pngtest.png 261 262test-installed: 263 $(CC) $(CFLAGS) \ 264 `$(BINPATH)/libpng12-config --cflags` pngtest.c \ 265 -L$(ZLIBLIB) \ 266 -o pngtesti$(EXE) `$(BINPATH)/libpng12-config --ldflags` 267 ./pngtesti$(EXE) pngtest.png 268 269clean: 270 /bin/rm -f *.pic.o *.o $(STATLIB) $(IMPLIB) $(SHAREDLIB) \ 271 pngtest-stat$(EXE) pngtest$(EXE) pngout.png $(SHAREDDEF) \ 272 libpng-config libpng.pc pngtesti$(EXE) 273 274DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO 275writelock: 276 chmod a-w *.[ch35] $(DOCS) scripts/* 277 278.PHONY: buildsetup-tell libpng.pc libpng-config test-config-install clean 279 280# DO NOT DELETE THIS LINE -- make depend depends on it. 281 282png.o png.pic.o: png.h pngconf.h png.c 283pngerror.o pngerror.pic.o: png.h pngconf.h pngerror.c 284pngrio.o pngrio.pic.o: png.h pngconf.h pngrio.c 285pngwio.o pngwio.pic.o: png.h pngconf.h pngwio.c 286pngmem.o pngmem.pic.o: png.h pngconf.h pngmem.c 287pngset.o pngset.pic.o: png.h pngconf.h pngset.c 288pngget.o pngget.pic.o: png.h pngconf.h pngget.c 289pngread.o pngread.pic.o: png.h pngconf.h pngread.c 290pngrtran.o pngrtran.pic.o: png.h pngconf.h pngrtran.c 291pngrutil.o pngrutil.pic.o: png.h pngconf.h pngrutil.c 292pngtrans.o pngtrans.pic.o: png.h pngconf.h pngtrans.c 293pngwrite.o pngwrite.pic.o: png.h pngconf.h pngwrite.c 294pngwtran.o pngwtran.pic.o: png.h pngconf.h pngwtran.c 295pngwutil.o pngwutil.pic.o: png.h pngconf.h pngwutil.c 296pngpread.o pngpread.pic.o: png.h pngconf.h pngpread.c 297 298pngtest.o: png.h pngconf.h pngtest.c 299pngtest-stat.o: png.h pngconf.h pngtest.c 300 301 302 303
