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source: vbox/trunk/src/libs/libpng-1.6.42/Makefile.am@ 103326

最後變更 在這個檔案從103326是 103316,由 vboxsync 提交於 9 月 前

libpng-1.6.42: Applied and adjusted our libpng changes to 1.6.42. bugref:8515
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1# Makefile.am, the source file for Makefile.in (and hence Makefile), is
2#
3# Copyright (c) 2018-2024 Cosmin Truta
4# Copyright (c) 2004-2016 Glenn Randers-Pehrson
5#
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
9
10PNGLIB_BASENAME= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@
11
12ACLOCAL_AMFLAGS = -I scripts/autoconf
13
14# test programs - run on make check, make distcheck
15if ENABLE_TESTS
16check_PROGRAMS= pngtest pngunknown pngstest pngvalid pngimage pngcp
17if HAVE_CLOCK_GETTIME
18check_PROGRAMS += timepng
19endif
20else
21check_PROGRAMS=
22endif
23
24# Utilities - installed
25if ENABLE_TOOLS
26bin_PROGRAMS= pngfix png-fix-itxt
27else
28bin_PROGRAMS=
29endif
30
31# This ensures that pnglibconf.h gets built at the start of 'make all' or
32# 'make check', but it does not add dependencies to the individual programs,
33# this is done below.
34#
35# IMPORTANT: always add the object modules of new programs to the list below
36# because otherwise the sequence 'configure; make new-program' will *sometimes*
37# result in the installed (system) pnglibconf.h being used and the result is
38# always wrong and always very confusing.
39BUILT_SOURCES = pnglibconf.h
40
41if ENABLE_TESTS
42pngtest_SOURCES = pngtest.c
43pngtest_LDADD = libpng@PNGLIB_MAJOR@@[email protected]
44
45pngvalid_SOURCES = contrib/libtests/pngvalid.c
46pngvalid_LDADD = libpng@PNGLIB_MAJOR@@[email protected]
47
48pngstest_SOURCES = contrib/libtests/pngstest.c
49pngstest_LDADD = libpng@PNGLIB_MAJOR@@[email protected]
50
51pngunknown_SOURCES = contrib/libtests/pngunknown.c
52pngunknown_LDADD = libpng@PNGLIB_MAJOR@@[email protected]
53
54pngimage_SOURCES = contrib/libtests/pngimage.c
55pngimage_LDADD = libpng@PNGLIB_MAJOR@@[email protected]
56
57timepng_SOURCES = contrib/libtests/timepng.c
58timepng_LDADD = libpng@PNGLIB_MAJOR@@[email protected]
59
60pngcp_SOURCES = contrib/tools/pngcp.c
61pngcp_LDADD = libpng@PNGLIB_MAJOR@@[email protected]
62endif
63
64if ENABLE_TOOLS
65pngfix_SOURCES = contrib/tools/pngfix.c
66pngfix_LDADD = libpng@PNGLIB_MAJOR@@[email protected]
67
68png_fix_itxt_SOURCES = contrib/tools/png-fix-itxt.c
69endif
70
71# Generally these are single line shell scripts to run a test with a particular
72# set of parameters:
73if ENABLE_TESTS
74TESTS =\
75 tests/pngtest-all\
76 tests/pngvalid-gamma-16-to-8 tests/pngvalid-gamma-alpha-mode\
77 tests/pngvalid-gamma-background tests/pngvalid-gamma-expand16-alpha-mode\
78 tests/pngvalid-gamma-expand16-background\
79 tests/pngvalid-gamma-expand16-transform tests/pngvalid-gamma-sbit\
80 tests/pngvalid-gamma-threshold tests/pngvalid-gamma-transform\
81 tests/pngvalid-progressive-size\
82 tests/pngvalid-progressive-interlace-standard\
83 tests/pngvalid-transform\
84 tests/pngvalid-progressive-standard tests/pngvalid-standard\
85 tests/pngstest-1.8 tests/pngstest-1.8-alpha tests/pngstest-linear\
86 tests/pngstest-linear-alpha tests/pngstest-none tests/pngstest-none-alpha\
87 tests/pngstest-sRGB tests/pngstest-sRGB-alpha tests/pngunknown-IDAT\
88 tests/pngunknown-discard tests/pngunknown-if-safe tests/pngunknown-sAPI\
89 tests/pngunknown-sTER tests/pngunknown-save tests/pngunknown-vpAg\
90 tests/pngimage-quick tests/pngimage-full
91endif
92
93# man pages
94dist_man_MANS= libpng.3 libpngpf.3 png.5
95
96# generate the -config scripts if required
97binconfigs= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config
98EXTRA_SCRIPTS= libpng-config libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config
99bin_SCRIPTS= @binconfigs@
100
101# rules to build libpng, only build the old library on request
102lib_LTLIBRARIES=libpng@PNGLIB_MAJOR@@[email protected]
103# EXTRA_LTLIBRARIES= libpng.la
104libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES = png.c pngerror.c\
105 pngget.c pngmem.c pngpread.c pngread.c pngrio.c pngrtran.c pngrutil.c\
106 pngset.c pngtrans.c pngwio.c pngwrite.c pngwtran.c pngwutil.c\
107 png.h pngconf.h pngdebug.h pnginfo.h pngpriv.h pngstruct.h pngusr.dfa
108
109if PNG_ARM_NEON
110libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES += arm/arm_init.c\
111 arm/filter_neon.S arm/filter_neon_intrinsics.c \
112 arm/palette_neon_intrinsics.c
113endif
114
115if PNG_MIPS_MSA
116libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES += mips/mips_init.c\
117 mips/filter_msa_intrinsics.c
118endif
119
120if PNG_MIPS_MMI
121if !PNG_MIPS_MSA
122libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES += mips/mips_init.c
123endif
124libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES += mips/filter_mmi_inline_assembly.c
125endif
126
127if PNG_INTEL_SSE
128libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES += intel/intel_init.c\
129 intel/filter_sse2_intrinsics.c
130endif
131
132if PNG_POWERPC_VSX
133libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES += powerpc/powerpc_init.c\
134 powerpc/filter_vsx_intrinsics.c
135endif
136
137if PNG_LOONGARCH_LSX
138noinst_LTLIBRARIES= libpng@PNGLIB_MAJOR@@[email protected]
139libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@lsx_la_SOURCES = loongarch/loongarch_lsx_init.c\
140 loongarch/filter_lsx_intrinsics.c
141libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@lsx_la_CFLAGS = -mlsx
142libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LIBADD = libpng@PNGLIB_MAJOR@@[email protected]
143# libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng@PNGLIB_MAJOR@@[email protected]
144endif
145
146nodist_libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES = pnglibconf.h
147
148libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS = -no-undefined -export-dynamic \
149 -version-number @PNGLIB_MAJOR@@PNGLIB_MINOR@:@PNGLIB_RELEASE@:0
150
151if HAVE_LD_VERSION_SCRIPT
152# Versioned symbols and restricted exports
153if HAVE_SOLARIS_LD
154 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -Wl,-M -Wl,libpng.vers
155else
156 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -Wl,--version-script=libpng.vers
157endif
158
159 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng.vers
160else
161# Only restricted exports when possible
162 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -export-symbols libpng.sym
163 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng.sym
164endif
165
166if PNG_LOONGARCH_LSX
167 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES += libpng@PNGLIB_MAJOR@@[email protected]
168endif
169
170#distribute headers in /usr/include/libpng/*
171pkgincludedir= $(includedir)/$(PNGLIB_BASENAME)
172pkginclude_HEADERS= png.h pngconf.h
173nodist_pkginclude_HEADERS= pnglibconf.h
174
175# pkg-config stuff, note that libpng.pc is always required in order
176# to get the correct library
177pkgconfigdir = @pkgconfigdir@
178pkgconfig_DATA = libpng@PNGLIB_MAJOR@@[email protected]
179
180# Extra source distribution files, '${srcdir}' is used below to stop build files
181# from those directories being included. This only works if the configure is
182# not done in the source directory!
183EXTRA_DIST= \
184 ANNOUNCE AUTHORS CHANGES INSTALL LICENSE README TODO TRADEMARK \
185 pngtest.png pngbar.png pngnow.png pngbar.jpg autogen.sh \
186 ${srcdir}/ci ${srcdir}/contrib ${srcdir}/projects ${srcdir}/scripts \
187 $(TESTS) $(XFAIL_TESTS) tests/pngstest \
188 CMakeLists.txt example.c libpng-manual.txt
189
190SCRIPT_CLEANFILES=scripts/*.out scripts/*.chk
191
192CLEANFILES= *.tf? pngout.png libpng@PNGLIB_MAJOR@@[email protected] \
193 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers libpng.sym \
194 check.new pnglibconf.h pngprefix.h symbols.new pngtest-log.txt \
195 pnglibconf.out pnglibconf.c pnglibconf.pre pnglibconf.dfn \
196 $(SCRIPT_CLEANFILES)
197
198MAINTAINERCLEANFILES = Makefile.in aclocal.m4 config.guess config.h.in \
199config.sub configure depcomp install-sh ltmain.sh missing
200
201# PNG_COPTS give extra options for the C compiler to be used on all compilation
202# steps (unless targe_CFLAGS is specified; that will take precedence over
203# AM_CFLAGS)
204PNG_COPTS = @PNG_COPTS@
205AM_CFLAGS = ${PNG_COPTS}
206
207# DFNCPP is normally just CPP - the C preprocessor - but on Solaris and maybe
208# other operating systems (NeXT?) the C preprocessor selected by configure
209# checks input tokens for validity - effectively it performs part of the ANSI-C
210# parsing - and therefore fails with the .df files. configure.ac has special
211# checks for this and sets DFNCPP appropriately.
212DFNCPP = @DFNCPP@
213
214SUFFIXES = .chk .out
215
216$(PNGLIB_BASENAME).pc: libpng.pc
217 cp libpng.pc $@
218
219$(PNGLIB_BASENAME)-config: libpng-config
220 cp libpng-config $@
221
222scripts/sym.out scripts/vers.out: png.h pngconf.h pnglibconf.h
223scripts/prefix.out: png.h pngconf.h pnglibconf.out
224scripts/symbols.out: png.h pngconf.h $(srcdir)/scripts/pnglibconf.h.prebuilt
225scripts/intprefix.out: pnglibconf.h
226
227libpng.sym: scripts/sym.out
228 rm -f $@
229 cp $? $@
230libpng.vers: scripts/vers.out
231 rm -f $@
232 cp $? $@
233
234if DO_PNG_PREFIX
235# Rename functions in scripts/prefix.out with a PNG_PREFIX prefix.
236# Rename macros in scripts/macro.lst from PNG_PREFIXpng_ to PNG_ (the actual
237# implementation of the macro).
238pnglibconf.h: pnglibconf.out scripts/prefix.out scripts/macro.lst
239 rm -f $@
240 $(AWK) 's==0 && NR>1{print prev}\
241 s==0{prev=$$0}\
242 s==1{print "#define", $$1, "@PNG_PREFIX@" $$1}\
243 s==2{print "#define @PNG_PREFIX@png_" $$1, "PNG_" $$1}\
244 END{print prev}' s=0 pnglibconf.out s=1 scripts/prefix.out\
245 s=2 ${srcdir}/scripts/macro.lst >pnglibconf.tf8
246 mv pnglibconf.tf8 $@
247
248pngprefix.h: scripts/intprefix.out
249 rm -f pngprefix.tf1
250 $(AWK) '{print "#define", $$1, "@PNG_PREFIX@" $$1}' $? >pngprefix.tf1
251 mv pngprefix.tf1 $@
252else
253pnglibconf.h: pnglibconf.out
254 rm -f $@
255 cp $? $@
256
257pngprefix.h: # is empty
258 :>$@
259endif
260
261$(srcdir)/scripts/pnglibconf.h.prebuilt:
262 @echo "Attempting to build $@" >&2
263 @echo "This is a machine generated file, but if you want to make" >&2
264 @echo "a new one simply make 'scripts/pnglibconf.out', copy that" >&2
265 @echo "AND set PNG_ZLIB_VERNUM to 0 (you MUST do this)" >&2
266 @exit 1
267
268# The following is necessary to ensure that the local pnglibconf.h is used, not
269# an installed one (this can happen immediately after on a clean system if
270# 'make test' is the first thing the user does.) Only files which include
271# one of the png source files (typically png.h or pngpriv.h) need to be listed
272# here:
273pngtest.o: pnglibconf.h
274
275contrib/libtests/makepng.o: pnglibconf.h
276contrib/libtests/pngstest.o: pnglibconf.h
277contrib/libtests/pngunknown.o: pnglibconf.h
278contrib/libtests/pngimage.o: pnglibconf.h
279contrib/libtests/pngvalid.o: pnglibconf.h
280contrib/libtests/readpng.o: pnglibconf.h
281contrib/libtests/tarith.o: pnglibconf.h
282contrib/libtests/timepng.o: pnglibconf.h
283
284contrib/tools/makesRGB.o: pnglibconf.h
285contrib/tools/pngfix.o: pnglibconf.h
286contrib/tools/pngcp.o: pnglibconf.h
287
288# We must use -DPNG_NO_USE_READ_MACROS here even when the library may actually
289# be built with PNG_USE_READ_MACROS; this prevents the read macros from
290# interfering with the symbol file format.
291SYMBOL_CFLAGS = -DPNGLIB_LIBNAME='PNG@PNGLIB_MAJOR@@PNGLIB_MINOR@_0'\
292 -DPNGLIB_VERSION='@PNGLIB_VERSION@'\
293 -DSYMBOL_PREFIX='$(SYMBOL_PREFIX)'\
294 -DPNG_NO_USE_READ_MACROS -DPNG_BUILDING_SYMBOL_TABLE
295
296if DO_PNG_PREFIX
297SYMBOL_CFLAGS += -DPNG_PREFIX='@PNG_PREFIX@'
298endif
299
300.c.out:
301 rm -f $@ $*.tf[12]
302 test -d scripts || mkdir scripts || test -d scripts
303 $(DFNCPP) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES)\
304 $(CPPFLAGS) $(SYMBOL_CFLAGS) $< > $*.tf1
305 $(AWK) -f "${srcdir}/scripts/dfn.awk" out="$*.tf2" $*.tf1 1>&2
306 rm -f $*.tf1
307 mv $*.tf2 $@
308
309# The .c file for pnglibconf.h is machine generated
310pnglibconf.c: scripts/pnglibconf.dfa scripts/options.awk pngconf.h pngusr.dfa $(DFA_XTRA)
311 rm -f $@ $*.tf[45]
312 $(AWK) -f ${srcdir}/scripts/options.awk out=$*.tf4 version=search\
313 ${srcdir}/pngconf.h ${srcdir}/scripts/pnglibconf.dfa\
314 ${srcdir}/pngusr.dfa $(DFA_XTRA) 1>&2
315 $(AWK) -f ${srcdir}/scripts/options.awk out=$*.tf5 $*.tf4 1>&2
316 rm $*.tf4
317 mv $*.tf5 $@
318
319# Symbol checks (.def and .out files should match)
320scripts/symbols.chk: scripts/checksym.awk scripts/symbols.def scripts/symbols.out
321
322.out.chk:
323 rm -f $@ $*.new
324 $(AWK) -f ${srcdir}/scripts/checksym.awk ${srcdir}/scripts/${*F}.def\
325 of="$*.new" $< >&2
326 mv $*.new $@
327
328# used on demand to regenerate the standard header, CPPFLAGS should
329# be empty - no non-standard defines
330scripts/pnglibconf.c: scripts/pnglibconf.dfa scripts/options.awk pngconf.h
331 rm -f $@ pnglibconf.tf[67]
332 test -z "$(CPPFLAGS)"
333 echo "com @PNGLIB_VERSION@ STANDARD API DEFINITION" |\
334 $(AWK) -f ${srcdir}/scripts/options.awk out=pnglibconf.tf6\
335 logunsupported=1 version=search ${srcdir}/pngconf.h -\
336 ${srcdir}/scripts/pnglibconf.dfa 1>&2
337 $(AWK) -f ${srcdir}/scripts/options.awk out=pnglibconf.tf7\
338 pnglibconf.tf6 1>&2
339 rm pnglibconf.tf6
340 mv pnglibconf.tf7 $@
341
342$(libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_OBJECTS): png.h pngconf.h \
343 pnglibconf.h pngpriv.h pngdebug.h pnginfo.h pngstruct.h pngprefix.h
344
345test: check-am
346
347# Extra checks
348check: scripts/symbols.chk
349
350# Don't distribute the generated script files
351dist-hook:
352 cd '$(top_distdir)'; rm -f $(SCRIPT_CLEANFILES)
353
354# Make links between installed files with release-specific names and the generic
355# file names. If this install rule is run the generic names will be deleted and
356# recreated - this has obvious issues for systems with multiple installations.
357
358install-header-links:
359 @set -ex; cd '$(DESTDIR)$(includedir)'; for f in $(HEADERS); do \
360 rm -f "$$f"; $(LN_S) "$(PNGLIB_BASENAME)/$$f" "$$f"; done
361
362uninstall-header-links:
363 cd '$(DESTDIR)$(includedir)'; rm -f $(HEADERS)
364
365install-libpng-pc:
366 @set -ex; cd '$(DESTDIR)$(pkgconfigdir)'; rm -f libpng.pc; \
367 $(LN_S) '$(PNGLIB_BASENAME).pc' libpng.pc
368
369uninstall-libpng-pc:
370 rm -f '$(DESTDIR)$(pkgconfigdir)/libpng.pc'
371
372# EXT_LIST is a list of the possibly library directory extensions, this exists
373# because we can't find a good way of discovering the file extensions that are
374# actually installed on a given system, so instead we check for every extension
375# we have seen.
376
377EXT_LIST = a dll.a so so.@PNGLIB_MAJOR@@PNGLIB_MINOR@.@PNGLIB_RELEASE@ la sl dylib
378
379install-library-links:
380 @set -x; cd '$(DESTDIR)$(libdir)';\
381 for ext in $(EXT_LIST); do\
382 rm -f "libpng.$$ext";\
383 if test -f "$(PNGLIB_BASENAME).$$ext"; then\
384 $(LN_S) "$(PNGLIB_BASENAME).$$ext" "libpng.$$ext" || exit 1;\
385 fi;\
386 done
387
388uninstall-library-links:
389 @set -x; cd '$(DESTDIR)$(libdir)'; for ext in $(EXT_LIST); do\
390 rm -f "libpng.$$ext"; done
391
392install-libpng-config:
393 @set -ex; cd '$(DESTDIR)$(bindir)'; rm -f libpng-config; \
394 $(LN_S) '$(PNGLIB_BASENAME)-config' libpng-config
395
396uninstall-libpng-config:
397 rm -f '$(DESTDIR)$(bindir)/libpng-config'
398
399if DO_INSTALL_LINKS
400# If --enable-unversioned-links is specified the header and lib file links
401# will be automatically made on a 'make install':
402
403install-data-hook: install-header-links
404uninstall-hook: uninstall-header-links
405install-exec-hook: install-library-links
406uninstall-hook: uninstall-library-links
407endif
408
409if DO_INSTALL_LIBPNG_PC
410# Likewise, --install-pc causes libpng.pc to be constructed:
411
412install-data-hook: install-libpng-pc
413uninstall-hook: uninstall-libpng-pc
414endif
415
416if DO_INSTALL_LIBPNG_CONFIG
417# And --install-config:
418
419install-exec-hook: install-libpng-config
420uninstall-hook: uninstall-libpng-config
421endif
422
423# The following addition ensures that 'make all' always builds the test programs
424# too. It used to, but some change either in libpng or configure stopped this
425# working.
426all-am: $(check_PROGRAMS)
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