OLD | NEW |
(Empty) | |
| 1 # Makefile.am, the source file for Makefile.in (and hence Makefile), is |
| 2 # |
| 3 # Copyright (c) 2016 Google, Inc. |
| 4 # Written by Mike Klein and Matt Sarett |
| 5 # Derived from the ARM supporting code in libpng/configure.ac, which was |
| 6 # Copyright (c) 2004-2016 Glenn Randers-Pehrson |
| 7 # Last changed in libpng 1.6.22 [(PENDING RELEASE)] |
| 8 # |
| 9 # This code is released under the libpng license. |
| 10 # For conditions of distribution and use, see the disclaimer |
| 11 # and license in png.h |
| 12 |
| 13 PNGLIB_BASENAME= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@ |
| 14 |
| 15 ACLOCAL_AMFLAGS = -I scripts |
| 16 |
| 17 # test programs - run on make check, make distcheck |
| 18 check_PROGRAMS= pngtest pngunknown pngstest pngvalid pngimage timepng |
| 19 |
| 20 # Utilities - installed |
| 21 bin_PROGRAMS= pngfix png-fix-itxt |
| 22 |
| 23 # This ensures that pnglibconf.h gets built at the start of 'make all' or |
| 24 # 'make check', but it does not add dependencies to the individual programs, |
| 25 # this is done below. |
| 26 # |
| 27 # IMPORTANT: always add the object modules of new programs to the list below |
| 28 # because otherwise the sequence 'configure; make new-program' will *sometimes* |
| 29 # result in the installed (system) pnglibconf.h being used and the result is |
| 30 # always wrong and always very confusing. |
| 31 BUILT_SOURCES = pnglibconf.h |
| 32 |
| 33 pngtest_SOURCES = pngtest.c |
| 34 pngtest_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la |
| 35 |
| 36 pngvalid_SOURCES = contrib/libtests/pngvalid.c |
| 37 pngvalid_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la |
| 38 |
| 39 pngstest_SOURCES = contrib/libtests/pngstest.c |
| 40 pngstest_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la |
| 41 |
| 42 pngunknown_SOURCES = contrib/libtests/pngunknown.c |
| 43 pngunknown_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la |
| 44 |
| 45 pngimage_SOURCES = contrib/libtests/pngimage.c |
| 46 pngimage_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la |
| 47 |
| 48 timepng_SOURCES = contrib/libtests/timepng.c |
| 49 timepng_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la |
| 50 |
| 51 pngfix_SOURCES = contrib/tools/pngfix.c |
| 52 pngfix_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la |
| 53 |
| 54 png_fix_itxt_SOURCES = contrib/tools/png-fix-itxt.c |
| 55 |
| 56 # Generally these are single line shell scripts to run a test with a particular |
| 57 # set of parameters: |
| 58 TESTS =\ |
| 59 tests/pngtest\ |
| 60 tests/pngvalid-gamma-16-to-8 tests/pngvalid-gamma-alpha-mode\ |
| 61 tests/pngvalid-gamma-background tests/pngvalid-gamma-expand16-alpha-mode\ |
| 62 tests/pngvalid-gamma-expand16-background\ |
| 63 tests/pngvalid-gamma-expand16-transform tests/pngvalid-gamma-sbit\ |
| 64 tests/pngvalid-gamma-threshold tests/pngvalid-gamma-transform\ |
| 65 tests/pngvalid-progressive-size\ |
| 66 tests/pngvalid-progressive-interlace-standard\ |
| 67 tests/pngvalid-transform\ |
| 68 tests/pngvalid-progressive-standard tests/pngvalid-standard\ |
| 69 tests/pngstest-1.8 tests/pngstest-1.8-alpha tests/pngstest-linear\ |
| 70 tests/pngstest-linear-alpha tests/pngstest-none tests/pngstest-none-alpha\ |
| 71 tests/pngstest-sRGB tests/pngstest-sRGB-alpha tests/pngunknown-IDAT\ |
| 72 tests/pngunknown-discard tests/pngunknown-if-safe tests/pngunknown-sAPI\ |
| 73 tests/pngunknown-sTER tests/pngunknown-save tests/pngunknown-vpAg\ |
| 74 tests/pngimage-quick tests/pngimage-full |
| 75 |
| 76 # man pages |
| 77 dist_man_MANS= libpng.3 libpngpf.3 png.5 |
| 78 |
| 79 # generate the -config scripts if required |
| 80 binconfigs= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config |
| 81 EXTRA_SCRIPTS= libpng-config libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config |
| 82 bin_SCRIPTS= @binconfigs@ |
| 83 |
| 84 # rules to build libpng, only build the old library on request |
| 85 lib_LTLIBRARIES=libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la |
| 86 # EXTRA_LTLIBRARIES= libpng.la |
| 87 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES = png.c pngerror.c\ |
| 88 pngget.c pngmem.c pngpread.c pngread.c pngrio.c pngrtran.c pngrutil.c\ |
| 89 pngset.c pngtrans.c pngwio.c pngwrite.c pngwtran.c pngwutil.c\ |
| 90 png.h pngconf.h pngdebug.h pnginfo.h pngpriv.h pngstruct.h pngusr.dfa |
| 91 |
| 92 if PNG_ARM_NEON |
| 93 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES += arm/arm_init.c\ |
| 94 arm/filter_neon.S arm/filter_neon_intrinsics.c |
| 95 endif |
| 96 |
| 97 if PNG_INTEL_SSE |
| 98 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES += contrib/intel/intel_init.c\ |
| 99 contrib/intel/filter_sse2_intrinsics.c |
| 100 endif |
| 101 nodist_libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES = pnglibconf.h |
| 102 |
| 103 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS = -no-undefined -export-dynamic \ |
| 104 -version-number @PNGLIB_MAJOR@@PNGLIB_MINOR@:@PNGLIB_RELEASE@:0 |
| 105 |
| 106 if HAVE_LD_VERSION_SCRIPT |
| 107 # Versioned symbols and restricted exports |
| 108 if HAVE_SOLARIS_LD |
| 109 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -Wl,-M -Wl,libpng.vers |
| 110 else |
| 111 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -Wl,--version-script=libpng.v
ers |
| 112 endif |
| 113 |
| 114 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng.vers |
| 115 else |
| 116 # Only restricted exports when possible |
| 117 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -export-symbols libpng.sym |
| 118 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng.sym |
| 119 endif |
| 120 |
| 121 #distribute headers in /usr/include/libpng/* |
| 122 pkgincludedir= $(includedir)/$(PNGLIB_BASENAME) |
| 123 pkginclude_HEADERS= png.h pngconf.h |
| 124 nodist_pkginclude_HEADERS= pnglibconf.h |
| 125 |
| 126 # pkg-config stuff, note that libpng.pc is always required in order |
| 127 # to get the correct library |
| 128 pkgconfigdir = @pkgconfigdir@ |
| 129 pkgconfig_DATA = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc |
| 130 |
| 131 # Extra source distribution files, '${srcdir}' is used below to stop build files |
| 132 # from those directories being included. This only works if the configure is |
| 133 # not done in the source directory! |
| 134 EXTRA_DIST= \ |
| 135 ANNOUNCE CHANGES INSTALL LICENSE README TODO \ |
| 136 pngtest.png pngbar.png pngnow.png pngbar.jpg autogen.sh \ |
| 137 ${srcdir}/contrib ${srcdir}/projects ${srcdir}/scripts \ |
| 138 $(TESTS) $(XFAIL_TESTS) tests/pngstest \ |
| 139 CMakeLists.txt example.c libpng-manual.txt |
| 140 |
| 141 SCRIPT_CLEANFILES=scripts/*.out scripts/*.chk |
| 142 |
| 143 CLEANFILES= *.tf? pngout.png libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc \ |
| 144 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers libpng.sym \ |
| 145 check.new pnglibconf.h pngprefix.h symbols.new pngtest-log.txt \ |
| 146 pnglibconf.out pnglibconf.c pnglibconf.pre pnglibconf.dfn \ |
| 147 $(SCRIPT_CLEANFILES) |
| 148 |
| 149 MAINTAINERCLEANFILES = Makefile.in aclocal.m4 config.guess config.h.in \ |
| 150 config.sub configure depcomp install-sh ltmain.sh missing |
| 151 |
| 152 # PNG_COPTS give extra options for the C compiler to be used on all compilation |
| 153 # steps (unless targe_CFLAGS is specified; that will take precedence over |
| 154 # AM_CFLAGS) |
| 155 PNG_COPTS = @PNG_COPTS@ |
| 156 AM_CFLAGS = ${PNG_COPTS} |
| 157 |
| 158 # DFNCPP is normally just CPP - the C preprocessor - but on Solaris and maybe |
| 159 # other operating systems (NeXT?) the C preprocessor selected by configure |
| 160 # checks input tokens for validity - effectively it performs part of the ANSI-C |
| 161 # parsing - and therefore fails with the .df files. configure.ac has special |
| 162 # checks for this and sets DFNCPP appropriately. |
| 163 DFNCPP = @DFNCPP@ |
| 164 |
| 165 SUFFIXES = .chk .out |
| 166 |
| 167 $(PNGLIB_BASENAME).pc: libpng.pc |
| 168 cp libpng.pc $@ |
| 169 |
| 170 $(PNGLIB_BASENAME)-config: libpng-config |
| 171 cp libpng-config $@ |
| 172 |
| 173 scripts/sym.out scripts/vers.out: png.h pngconf.h pnglibconf.h |
| 174 scripts/prefix.out: png.h pngconf.h pnglibconf.out |
| 175 scripts/symbols.out: png.h pngconf.h $(srcdir)/scripts/pnglibconf.h.prebuilt |
| 176 scripts/intprefix.out: pnglibconf.h |
| 177 |
| 178 libpng.sym: scripts/sym.out |
| 179 rm -f $@ |
| 180 cp $? $@ |
| 181 libpng.vers: scripts/vers.out |
| 182 rm -f $@ |
| 183 cp $? $@ |
| 184 |
| 185 if DO_PNG_PREFIX |
| 186 # Rename functions in scripts/prefix.out with a PNG_PREFIX prefix. |
| 187 # Rename macros in scripts/macro.lst from PNG_PREFIXpng_ to PNG_ (the actual |
| 188 # implementation of the macro). |
| 189 pnglibconf.h: pnglibconf.out scripts/prefix.out scripts/macro.lst |
| 190 rm -f $@ |
| 191 $(AWK) 's==0 && NR>1{print prev}\ |
| 192 s==0{prev=$$0}\ |
| 193 s==1{print "#define", $$1, "@PNG_PREFIX@" $$1}\ |
| 194 s==2{print "#define @PNG_PREFIX@png_" $$1, "PNG_" $$1}\ |
| 195 END{print prev}' s=0 pnglibconf.out s=1 scripts/prefix.out\ |
| 196 s=2 ${srcdir}/scripts/macro.lst >pnglibconf.tf8 |
| 197 mv pnglibconf.tf8 $@ |
| 198 |
| 199 pngprefix.h: scripts/intprefix.out |
| 200 rm -f pngprefix.tf1 |
| 201 $(AWK) '{print "#define", $$1, "@PNG_PREFIX@" $$1}' $? >pngprefix.tf1 |
| 202 mv pngprefix.tf1 $@ |
| 203 else |
| 204 pnglibconf.h: pnglibconf.out |
| 205 rm -f $@ |
| 206 cp $? $@ |
| 207 |
| 208 pngprefix.h: # is empty |
| 209 :>$@ |
| 210 endif |
| 211 |
| 212 $(srcdir)/scripts/pnglibconf.h.prebuilt: |
| 213 @echo "Attempting to build $@" >&2 |
| 214 @echo "This is a machine generated file, but if you want to make" >&2 |
| 215 @echo "a new one simply make 'scripts/pnglibconf.out', copy that" >&2 |
| 216 @echo "AND set PNG_ZLIB_VERNUM to 0 (you MUST do this)" >&2 |
| 217 @exit 1 |
| 218 |
| 219 # The following is necessary to ensure that the local pnglibconf.h is used, not |
| 220 # an installed one (this can happen immediately after on a clean system if |
| 221 # 'make test' is the first thing the user does.) Only files which include |
| 222 # one of the png source files (typically png.h or pngpriv.h) need to be listed |
| 223 # here: |
| 224 pngtest.o: pnglibconf.h |
| 225 |
| 226 contrib/libtests/makepng.o: pnglibconf.h |
| 227 contrib/libtests/pngstest.o: pnglibconf.h |
| 228 contrib/libtests/pngunknown.o: pnglibconf.h |
| 229 contrib/libtests/pngimage.o: pnglibconf.h |
| 230 contrib/libtests/pngvalid.o: pnglibconf.h |
| 231 contrib/libtests/readpng.o: pnglibconf.h |
| 232 contrib/libtests/tarith.o: pnglibconf.h |
| 233 contrib/libtests/timepng.o: pnglibconf.h |
| 234 |
| 235 contrib/tools/makesRGB.o: pnglibconf.h |
| 236 contrib/tools/pngfix.o: pnglibconf.h |
| 237 |
| 238 # We must use -DPNG_NO_USE_READ_MACROS here even when the library may actually |
| 239 # be built with PNG_USE_READ_MACROS; this prevents the read macros from |
| 240 # interfering with the symbol file format. |
| 241 SYMBOL_CFLAGS = -DPNGLIB_LIBNAME='PNG@PNGLIB_MAJOR@@PNGLIB_MINOR@_0'\ |
| 242 -DPNGLIB_VERSION='@PNGLIB_VERSION@'\ |
| 243 -DSYMBOL_PREFIX='$(SYMBOL_PREFIX)'\ |
| 244 -DPNG_NO_USE_READ_MACROS -DPNG_BUILDING_SYMBOL_TABLE |
| 245 |
| 246 if DO_PNG_PREFIX |
| 247 SYMBOL_CFLAGS += -DPNG_PREFIX='@PNG_PREFIX@' |
| 248 endif |
| 249 |
| 250 .c.out: |
| 251 rm -f $@ $*.tf[12] |
| 252 test -d scripts || mkdir scripts || test -d scripts |
| 253 $(DFNCPP) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES)\ |
| 254 $(CPPFLAGS) $(SYMBOL_CFLAGS) $< > $*.tf1 |
| 255 $(AWK) -f "${srcdir}/scripts/dfn.awk" out="$*.tf2" $*.tf1 1>&2 |
| 256 rm -f $*.tf1 |
| 257 mv $*.tf2 $@ |
| 258 |
| 259 # The .c file for pnglibconf.h is machine generated |
| 260 pnglibconf.c: scripts/pnglibconf.dfa scripts/options.awk pngconf.h pngusr.dfa $(
DFA_XTRA) |
| 261 rm -f $@ $*.tf[45] |
| 262 $(AWK) -f ${srcdir}/scripts/options.awk out=$*.tf4 version=search\ |
| 263 ${srcdir}/pngconf.h ${srcdir}/scripts/pnglibconf.dfa\ |
| 264 ${srcdir}/pngusr.dfa $(DFA_XTRA) 1>&2 |
| 265 $(AWK) -f ${srcdir}/scripts/options.awk out=$*.tf5 $*.tf4 1>&2 |
| 266 rm $*.tf4 |
| 267 mv $*.tf5 $@ |
| 268 |
| 269 # Symbol checks (.def and .out files should match) |
| 270 scripts/symbols.chk: scripts/checksym.awk scripts/symbols.def scripts/symbols.ou
t |
| 271 |
| 272 .out.chk: |
| 273 rm -f $@ $*.new |
| 274 $(AWK) -f ${srcdir}/scripts/checksym.awk ${srcdir}/scripts/${*F}.def\ |
| 275 of="$*.new" $< >&2 |
| 276 mv $*.new $@ |
| 277 |
| 278 # used on demand to regenerate the standard header, CPPFLAGS should |
| 279 # be empty - no non-standard defines |
| 280 scripts/pnglibconf.c: scripts/pnglibconf.dfa scripts/options.awk pngconf.h |
| 281 rm -f $@ pnglibconf.tf[67] |
| 282 test -z "$(CPPFLAGS)" |
| 283 echo "com @PNGLIB_VERSION@ STANDARD API DEFINITION" |\ |
| 284 $(AWK) -f ${srcdir}/scripts/options.awk out=pnglibconf.tf6\ |
| 285 logunsupported=1 version=search ${srcdir}/pngconf.h -\ |
| 286 ${srcdir}/scripts/pnglibconf.dfa 1>&2 |
| 287 $(AWK) -f ${srcdir}/scripts/options.awk out=pnglibconf.tf7\ |
| 288 pnglibconf.tf6 1>&2 |
| 289 rm pnglibconf.tf6 |
| 290 mv pnglibconf.tf7 $@ |
| 291 |
| 292 $(libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_OBJECTS): png.h pngconf.h \ |
| 293 pnglibconf.h pngpriv.h pngdebug.h pnginfo.h pngstruct.h pngprefix.h |
| 294 |
| 295 test: check-am |
| 296 |
| 297 # Extra checks |
| 298 check: scripts/symbols.chk |
| 299 |
| 300 # Don't distribute the generated script files |
| 301 dist-hook: |
| 302 cd '$(top_distdir)'; rm -f $(SCRIPT_CLEANFILES) |
| 303 |
| 304 # Make links between installed files with release-specific names and the generic |
| 305 # file names. If this install rule is run the generic names will be deleted and |
| 306 # recreated - this has obvious issues for systems with multiple installations. |
| 307 |
| 308 install-header-links: |
| 309 @set -ex; cd '$(DESTDIR)$(includedir)'; for f in $(HEADERS); do \ |
| 310 rm -f "$$f"; $(LN_S) "$(PNGLIB_BASENAME)/$$f" "$$f"; done |
| 311 |
| 312 uninstall-header-links: |
| 313 cd '$(DESTDIR)$(includedir)'; rm -f $(HEADERS) |
| 314 |
| 315 install-libpng-pc: |
| 316 @set -ex; cd '$(DESTDIR)$(pkgconfigdir)'; rm -f libpng.pc; \ |
| 317 $(LN_S) '$(PNGLIB_BASENAME).pc' libpng.pc |
| 318 |
| 319 uninstall-libpng-pc: |
| 320 rm -f '$(DESTDIR)$(pkgconfigdir)/libpng.pc' |
| 321 |
| 322 # EXT_LIST is a list of the possibly library directory extensions, this exists |
| 323 # because we can't find a good way of discovering the file extensions that are |
| 324 # actually installed on a given system, so instead we check for every extension |
| 325 # we have seen. |
| 326 |
| 327 EXT_LIST = a dll.a so so.@PNGLIB_MAJOR@@PNGLIB_MINOR@.@PNGLIB_RELEASE@ la sl dyl
ib |
| 328 |
| 329 install-library-links: |
| 330 @set -x; cd '$(DESTDIR)$(libdir)';\ |
| 331 for ext in $(EXT_LIST); do\ |
| 332 rm -f "libpng.$$ext";\ |
| 333 if test -f "$(PNGLIB_BASENAME).$$ext"; then\ |
| 334 $(LN_S) "$(PNGLIB_BASENAME).$$ext" "libpng.$$ext" || exit 1;\ |
| 335 fi;\ |
| 336 done |
| 337 |
| 338 uninstall-library-links: |
| 339 @set -x; cd '$(DESTDIR)$(libdir)'; for ext in $(EXT_LIST); do\ |
| 340 rm -f "libpng.$$ext"; done |
| 341 |
| 342 install-libpng-config: |
| 343 @set -ex; cd '$(DESTDIR)$(bindir)'; rm -f libpng-config; \ |
| 344 $(LN_S) '$(PNGLIB_BASENAME)-config' libpng-config |
| 345 |
| 346 uninstall-libpng-config: |
| 347 rm -f '$(DESTDIR)$(bindir)/libpng-config' |
| 348 |
| 349 if DO_INSTALL_LINKS |
| 350 # If --enable-unversioned-links is specified the header and lib file links |
| 351 # will be automatically made on a 'make install': |
| 352 |
| 353 install-data-hook: install-header-links |
| 354 uninstall-hook: uninstall-header-links |
| 355 install-exec-hook: install-library-links |
| 356 uninstall-hook: uninstall-library-links |
| 357 endif |
| 358 |
| 359 if DO_INSTALL_LIBPNG_PC |
| 360 # Likewise, --install-pc causes libpng.pc to be constructed: |
| 361 |
| 362 install-data-hook: install-libpng-pc |
| 363 uninstall-hook: uninstall-libpng-pc |
| 364 endif |
| 365 |
| 366 if DO_INSTALL_LIBPNG_CONFIG |
| 367 # And --install-config: |
| 368 |
| 369 install-exec-hook: install-libpng-config |
| 370 uninstall-hook: uninstall-libpng-config |
| 371 endif |
| 372 |
| 373 # The following addition ensures that 'make all' always builds the test programs |
| 374 # too. It used to, but some change either in libpng or configure stopped this |
| 375 # working. |
| 376 all-am: $(check_PROGRAMS) |
OLD | NEW |