Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 1 | # makefile for libpng.a and libpng16.so on Linux ELF with gcc |
| 2 | # Copyright (C) 1998, 1999, 2002, 2006, 2008, 2010-2011 Greg Roelofs |
The Android Open Source Project | 4215dd1 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 3 | # and Glenn Randers-Pehrson |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 4 | # Copyright (C) 1996, 1997 Andreas Dilger |
Patrick Scott | 5f6bd84 | 2010-06-28 16:55:16 -0400 | [diff] [blame] | 5 | # |
Patrick Scott | a0bb96c | 2009-07-22 11:50:02 -0400 | [diff] [blame] | 6 | # This code is released under the libpng license. |
| 7 | # For conditions of distribution and use, see the disclaimer |
| 8 | # and license in png.h |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 9 | |
| 10 | # Modified for Debian by Junichi Uekawa and Josselin Mouette |
| 11 | # Major modifications are: |
| 12 | # * link libpng explicitly with libz and libm |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 13 | # * $(OLDSO).16 is a symlink rather than a different library |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 14 | # * versioned symbols |
| 15 | |
| 16 | # Library name: |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 17 | LIBNAME = libpng16 |
| 18 | PNGMAJ = 16 |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 19 | |
| 20 | # Shared library names: |
| 21 | LIBSO=$(LIBNAME).so |
| 22 | LIBSOMAJ=$(LIBNAME).so.$(PNGMAJ) |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 23 | LIBSOREL=$(LIBSOMAJ).$(RELEASE) |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 24 | OLDSO=libpng.so |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 25 | OLDSOMAJ=libpng.so.16 |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 26 | |
| 27 | # Utilities: |
| 28 | AR_RC=ar rc |
| 29 | CC=gcc |
| 30 | MKDIR_P=mkdir -p |
| 31 | LN_SF=ln -sf |
| 32 | RANLIB=ranlib |
| 33 | RM_F=/bin/rm -f |
| 34 | |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 35 | # where "make install" puts libpng16.a, libpng16.so*, |
| 36 | # libpng16/png.h, libpng16/pngconf.h, and libpng16/pnglibconf.h |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 37 | # Prefix must be a full pathname. |
| 38 | prefix=/usr/local |
| 39 | exec_prefix=$(prefix) |
| 40 | |
| 41 | # Where the zlib library and include files are located. |
| 42 | ZLIBLIB=/usr/local/lib |
| 43 | ZLIBINC=/usr/local/include |
| 44 | # ZLIBLIB=../zlib |
| 45 | # ZLIBINC=../zlib |
| 46 | |
| 47 | ALIGN= |
| 48 | # for i386: |
| 49 | #ALIGN=-malign-loops=2 -malign-functions=2 |
| 50 | |
| 51 | WARNMORE=-Wwrite-strings -Wpointer-arith -Wshadow \ |
| 52 | -Wmissing-declarations -Wtraditional -Wcast-align \ |
| 53 | -Wstrict-prototypes -Wmissing-prototypes #-Wconversion |
| 54 | |
| 55 | # for pgcc version 2.95.1, -O3 is buggy; don't use it. |
| 56 | |
The Android Open Source Project | 4215dd1 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 57 | CFLAGS=-W -Wall -D_REENTRANT -O2 \ |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 58 | $(ALIGN) # $(WARNMORE) -g -DPNG_DEBUG=5 |
| 59 | |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 60 | LDFLAGS=-L. -lpng16 |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 61 | LDFLAGS_A=libpng.a -lz -lm |
| 62 | LIBADDFLAGS=-lz -lm |
| 63 | |
| 64 | |
| 65 | INCPATH=$(prefix)/include |
| 66 | LIBPATH=$(exec_prefix)/lib |
| 67 | MANPATH=$(prefix)/man |
| 68 | BINPATH=$(exec_prefix)/bin |
| 69 | |
| 70 | # override DESTDIR= on the make install command line to easily support |
| 71 | # installing into a temporary location. Example: |
| 72 | # |
| 73 | # make install DESTDIR=/tmp/build/libpng |
| 74 | # |
| 75 | # If you're going to install into a temporary location |
| 76 | # via DESTDIR, $(DESTDIR)$(prefix) must already exist before |
| 77 | # you execute make install. |
| 78 | DESTDIR= |
| 79 | |
| 80 | DB=$(DESTDIR)$(BINPATH) |
| 81 | DI=$(DESTDIR)$(INCPATH) |
| 82 | DL=$(DESTDIR)$(LIBPATH) |
| 83 | DM=$(DESTDIR)$(MANPATH) |
| 84 | |
| 85 | OBJS = png.o pngset.o pngget.o pngrutil.o pngtrans.o pngwutil.o \ |
| 86 | pngread.o pngrio.o pngwio.o pngwrite.o pngrtran.o \ |
| 87 | pngwtran.o pngmem.o pngerror.o pngpread.o |
| 88 | |
| 89 | OBJSDLL = $(OBJS:.o=.pic.o) |
| 90 | |
| 91 | .SUFFIXES: .c .o .pic.o |
| 92 | |
| 93 | .c.pic.o: |
| 94 | $(CC) -c $(CFLAGS) -fPIC -o $@ $*.c |
| 95 | |
| 96 | all: libpng.a $(LIBSO) pngtest pngtest-static libpng.pc libpng-config |
| 97 | |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 98 | # see scripts/pnglibconf.mak for more options |
| 99 | pnglibconf.h: scripts/pnglibconf.h.prebuilt |
| 100 | cp scripts/pnglibconf.h.prebuilt $@ |
| 101 | |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 102 | libpng.a: $(OBJS) |
| 103 | $(AR_RC) $@ $(OBJS) |
| 104 | $(RANLIB) $@ |
| 105 | |
| 106 | libpng.pc: |
| 107 | cat scripts/libpng.pc.in | sed -e s!@prefix@!$(prefix)! \ |
| 108 | -e s!@exec_prefix@!$(exec_prefix)! \ |
| 109 | -e s!@libdir@!$(LIBPATH)! \ |
| 110 | -e s!@includedir@!$(INCPATH)! \ |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 111 | -e s!-lpng16!-lpng16\ -lz\ -lm! > libpng.pc |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 112 | |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 113 | libpng.syms: png.h pngconf.h pnglibconf.h |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 114 | $(CC) $(CFLAGS) -E -DPNG_BUILDSYMS -DPNG_INTERNAL png.h |\ |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 115 | awk -F '[\t [\\]();]' -v PNGMAJ=$(PNGMAJ) 'BEGIN{printf("PNG16_%s {global:\n",PNGMAJ)}\ |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 116 | { for (i=1;i+2<=NF;++i)\ |
| 117 | if ($$(i)=="PNG_FUNCTION_EXPORT" && $$(i+2)=="END")\ |
| 118 | print $$(i+1) ";";\ |
| 119 | for (i=1;i+1<=NF;++i)\ |
| 120 | if ($$(i)=="PNG_DATA_EXPORT")\ |
| 121 | print $$(i+1) ";";}\ |
| 122 | END{print "local: *; };"}' >$@.new |
| 123 | $(RM_F) $@ |
| 124 | mv $@.new $@ |
| 125 | |
| 126 | libpng-config: |
| 127 | ( cat scripts/libpng-config-head.in; \ |
| 128 | echo prefix=\"$(prefix)\"; \ |
| 129 | echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \ |
| 130 | echo L_opts=\"\"; \ |
| 131 | echo R_opts=\"\"; \ |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 132 | echo libs=\"-lpng16\"; \ |
| 133 | echo all_libs=\"-lpng16 $(LIBADDFLAGS)\"; \ |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 134 | cat scripts/libpng-config-body.in ) > libpng-config |
| 135 | chmod +x libpng-config |
| 136 | |
| 137 | $(LIBSO): $(LIBSOMAJ) |
| 138 | $(LN_SF) $(LIBSOMAJ) $(LIBSO) |
| 139 | |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 140 | $(LIBSOMAJ): $(OBJSDLL) libpng.syms |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 141 | $(CC) -shared -Wl,-soname,$(LIBSOMAJ) \ |
| 142 | -Wl,-version-script,libpng.syms \ |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 143 | -o $(LIBSOMAJ) \ |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 144 | $(OBJSDLL) |
| 145 | |
| 146 | pngtest: pngtest.o $(LIBSO) |
| 147 | $(CC) -o pngtest $(CFLAGS) pngtest.o $(LDFLAGS) |
| 148 | |
| 149 | pngtest-static: pngtest.o libpng.a |
| 150 | $(CC) -o pngtest-static $(CFLAGS) pngtest.o $(LDFLAGS_A) |
| 151 | |
| 152 | test: pngtest pngtest-static |
| 153 | @echo "" |
| 154 | @echo " Running pngtest dynamically linked with $(LIBSO):" |
| 155 | @echo "" |
| 156 | LD_LIBRARY_PATH=".:${LD_LIBRARY_PATH}" ./pngtest |
| 157 | @echo "" |
| 158 | @echo " Running pngtest statically linked with libpng.a:" |
| 159 | @echo "" |
| 160 | ./pngtest-static |
| 161 | |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 162 | install-headers: png.h pngconf.h pnglibconf.h |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 163 | -@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi |
| 164 | -@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 165 | cp png.h pngconf.h pnglibconf.h $(DI)/$(LIBNAME) |
| 166 | chmod 644 $(DI)/$(LIBNAME)/png.h $(DI)/$(LIBNAME)/pngconf.h $(DI)/$(LIBNAME)/pnglibconf.h |
| 167 | -@$(RM_F) $(DI)/png.h $(DI)/pngconf.h $(DI)/pnglibconf.h |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 168 | -@$(RM_F) $(DI)/libpng |
| 169 | (cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .) |
| 170 | |
| 171 | install-static: install-headers libpng.a |
| 172 | -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi |
| 173 | cp libpng.a $(DL)/$(LIBNAME).a |
| 174 | chmod 644 $(DL)/$(LIBNAME).a |
| 175 | -@$(RM_F) $(DL)/libpng.a |
| 176 | (cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a) |
| 177 | |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 178 | install-shared: install-headers $(LIBSOMAJ) libpng.pc |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 179 | -@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 180 | -@$(RM_F) $(DL)/$(LIBSO) |
| 181 | -@$(RM_F) $(DL)/$(LIBSOREL) |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 182 | -@$(RM_F) $(DL)/$(OLDSO) |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 183 | cp $(LIBSOMAJ) $(DL)/$(LIBSOREL) |
| 184 | chmod 755 $(DL)/$(LIBSOREL) |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 185 | (cd $(DL); \ |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 186 | $(LN_SF) $(LIBSOREL) $(LIBSO); \ |
| 187 | $(LN_SF) $(LIBSO) $(OLDSO)) |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 188 | -@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi |
| 189 | -@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc |
| 190 | -@$(RM_F) $(DL)/pkgconfig/libpng.pc |
| 191 | cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc |
| 192 | chmod 644 $(DL)/pkgconfig/$(LIBNAME).pc |
| 193 | (cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc) |
| 194 | |
| 195 | install-man: libpng.3 libpngpf.3 png.5 |
| 196 | -@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi |
| 197 | -@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi |
| 198 | -@$(RM_F) $(DM)/man3/libpng.3 |
| 199 | -@$(RM_F) $(DM)/man3/libpngpf.3 |
| 200 | cp libpng.3 $(DM)/man3 |
| 201 | cp libpngpf.3 $(DM)/man3 |
| 202 | -@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi |
| 203 | -@$(RM_F) $(DM)/man5/png.5 |
| 204 | cp png.5 $(DM)/man5 |
| 205 | |
| 206 | install-config: libpng-config |
| 207 | -@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi |
| 208 | -@$(RM_F) $(DB)/libpng-config |
| 209 | -@$(RM_F) $(DB)/$(LIBNAME)-config |
| 210 | cp libpng-config $(DB)/$(LIBNAME)-config |
| 211 | chmod 755 $(DB)/$(LIBNAME)-config |
| 212 | (cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config) |
| 213 | |
| 214 | install: install-static install-shared install-man install-config |
| 215 | |
| 216 | # If you installed in $(DESTDIR), test-installed won't work until you |
| 217 | # move the library to its final location. Use test-dd to test it |
| 218 | # before then. |
| 219 | |
| 220 | test-dd: |
| 221 | echo |
| 222 | echo Testing installed dynamic shared library in $(DL). |
| 223 | $(CC) -I$(DI) -I$(ZLIBINC) \ |
| 224 | `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \ |
| 225 | -L$(DL) -L$(ZLIBLIB) -Wl, -rpath,$(DL) -Wl,-rpath,$(ZLIBLIB) \ |
| 226 | -o pngtestd `$(BINPATH)/$(LIBNAME)-config --ldflags` |
| 227 | ./pngtestd pngtest.png |
| 228 | |
| 229 | test-installed: |
| 230 | $(CC) -I$(ZLIBINC) \ |
| 231 | `$(BINPATH)/$(LIBNAME)-config --cflags` pngtest.c \ |
| 232 | -L$(ZLIBLIB) -Wl,-rpath,$(ZLIBLIB) \ |
| 233 | -o pngtesti `$(BINPATH)/$(LIBNAME)-config --ldflags` |
| 234 | ./pngtesti pngtest.png |
| 235 | |
| 236 | clean: |
| 237 | $(RM_F) *.o libpng.a libpng.syms pngtest pngout.png libpng-config \ |
| 238 | $(LIBSO) $(LIBSOMAJ)* pngtest-static pngtesti \ |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 239 | libpng.pc pnglibconf.h |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 240 | |
| 241 | DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO |
| 242 | writelock: |
| 243 | chmod a-w *.[ch35] $(DOCS) scripts/* |
| 244 | |
| 245 | # DO NOT DELETE THIS LINE -- make depend depends on it. |
| 246 | |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 247 | png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| 248 | pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| 249 | pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| 250 | pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| 251 | pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| 252 | pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| 253 | pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| 254 | pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| 255 | pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| 256 | pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| 257 | pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| 258 | pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| 259 | pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| 260 | pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
| 261 | pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h |
The Android Open Source Project | 893912b | 2009-03-03 19:30:05 -0800 | [diff] [blame] | 262 | |
Chris Craik | b50c217 | 2013-07-29 15:28:30 -0700 | [diff] [blame^] | 263 | pngtest.o: png.h pngconf.h pnglibconf.h |