2 # Source file for Makefile.in (and hence Makefile)
5 PNGLIB_BASENAME= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@
7 ACLOCAL_AMFLAGS = -I scripts
9 # test programs - run on make check, make distcheck
10 check_PROGRAMS= pngtest pngunknown pngstest pngvalid
12 # Utilities - installed
13 bin_PROGRAMS= pngfix png-fix-itxt
15 pngtest_SOURCES = pngtest.c
16 pngtest_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
18 pngvalid_SOURCES = contrib/libtests/pngvalid.c
19 pngvalid_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
21 pngstest_SOURCES = contrib/libtests/pngstest.c
22 pngstest_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
24 pngunknown_SOURCES = contrib/libtests/pngunknown.c
25 pngunknown_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
27 pngfix_SOURCES = contrib/tools/pngfix.c
28 pngfix_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
30 png_fix_itxt_SOURCES = contrib/tools/png-fix-itxt.c
32 # Generally these are single line shell scripts to run a test with a particular
36 tests/pngvalid-gamma-16-to-8 tests/pngvalid-gamma-alpha-mode\
37 tests/pngvalid-gamma-background tests/pngvalid-gamma-expand16-alpha-mode\
38 tests/pngvalid-gamma-expand16-background\
39 tests/pngvalid-gamma-expand16-transform tests/pngvalid-gamma-sbit\
40 tests/pngvalid-gamma-threshold tests/pngvalid-gamma-transform\
41 tests/pngvalid-progressive-interlace-size\
42 tests/pngvalid-progressive-interlace-standard\
43 tests/pngvalid-progressive-interlace-transform\
44 tests/pngvalid-progressive-standard tests/pngvalid-standard\
45 tests/pngstest-0g01 tests/pngstest-0g02 tests/pngstest-0g04\
46 tests/pngstest-0g08 tests/pngstest-0g16 tests/pngstest-2c08\
47 tests/pngstest-2c16 tests/pngstest-3p01 tests/pngstest-3p02\
48 tests/pngstest-3p04 tests/pngstest-3p08 tests/pngstest-4a08\
49 tests/pngstest-4a16 tests/pngstest-6a08 tests/pngstest-6a16\
50 tests/pngstest-error tests/pngunknown-IDAT\
51 tests/pngunknown-discard tests/pngunknown-if-safe tests/pngunknown-sAPI\
52 tests/pngunknown-sTER tests/pngunknown-save tests/pngunknown-vpAg
54 # These tests are expected, and required, to fail:
55 XFAIL_TESTS = tests/pngstest-error
58 dist_man_MANS= libpng.3 libpngpf.3 png.5
60 # generate the -config scripts if required
61 binconfigs= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config
62 EXTRA_SCRIPTS= libpng-config libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config
63 bin_SCRIPTS= @binconfigs@
65 # rules to build libpng, only build the old library on request
66 lib_LTLIBRARIES=libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
67 # EXTRA_LTLIBRARIES= libpng.la
68 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES = png.c pngerror.c\
69 pngget.c pngmem.c pngpread.c pngread.c pngrio.c pngrtran.c pngrutil.c\
70 pngset.c pngtrans.c pngwio.c pngwrite.c pngwtran.c pngwutil.c\
71 png.h pngconf.h pngdebug.h pnginfo.h pngpriv.h pngstruct.h pngusr.dfa
74 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES += arm/arm_init.c\
78 nodist_libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES = pnglibconf.h
80 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS = -no-undefined -export-dynamic \
81 -version-number @PNGLIB_MAJOR@@PNGLIB_MINOR@:@PNGLIB_RELEASE@:0
83 if HAVE_LD_VERSION_SCRIPT
84 # Versioned symbols and restricted exports
86 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -Wl,-M -Wl,libpng.vers
88 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -Wl,--version-script=libpng.vers
91 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng.vers
93 # Only restricted exports when possible
94 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -export-symbols libpng.sym
95 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng.sym
98 #distribute headers in /usr/include/libpng/*
99 pkgincludedir= $(includedir)/$(PNGLIB_BASENAME)
100 pkginclude_HEADERS= png.h pngconf.h
101 nodist_pkginclude_HEADERS= pnglibconf.h
103 # pkg-config stuff, note that libpng.pc is always required in order
104 # to get the correct library
105 pkgconfigdir = @pkgconfigdir@
106 pkgconfig_DATA = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc
108 # Extra source distribution files, '${srcdir}' is used below to stop build files
109 # from those directories being included. This only works if the configure is
110 # not done in the source directory!
112 ANNOUNCE CHANGES INSTALL LICENSE README TODO \
113 pngtest.png pngbar.png pngnow.png pngbar.jpg autogen.sh \
114 ${srcdir}/contrib ${srcdir}/projects ${srcdir}/scripts \
115 $(TESTS) $(XFAIL_TESTS) tests/pngstest \
116 CMakeLists.txt example.c libpng-manual.txt
118 SCRIPT_CLEANFILES=scripts/*.out scripts/*.chk scripts/pnglibconf.dfn
120 CLEANFILES= *.tf? pngout.png libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc \
121 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers libpng.sym \
122 check.new pnglibconf.* pngprefix.h symbols.new pngtest-log.txt \
125 MAINTAINERCLEANFILES = Makefile.in aclocal.m4 config.guess config.h.in \
126 config.sub configure depcomp install-sh ltmain.sh missing
128 # PNG_COPTS give extra options for the C compiler to be used on all compilation
129 # steps (unless targe_CFLAGS is specified; that will take precedence over
131 PNG_COPTS = @PNG_COPTS@
132 AM_CFLAGS = ${PNG_COPTS}
134 # DFNCPP is normally just CPP - the C preprocessor - but on Solaris and maybe
135 # other operating systems (NeXT?) the C preprocessor selected by configure
136 # checks input tokens for validity - effectively it performs part of the ANSI-C
137 # parsing - and therefore fails with the .df files. configure.ac has special
138 # checks for this and sets DFNCPP appropriately.
141 SUFFIXES = .chk .dfn .out
143 $(PNGLIB_BASENAME).pc: libpng.pc
146 $(PNGLIB_BASENAME)-config: libpng-config
149 scripts/sym.out scripts/vers.out: png.h pngconf.h pnglibconf.h
150 scripts/prefix.out: png.h pngconf.h pnglibconf.out
151 scripts/symbols.out: png.h pngconf.h $(srcdir)/scripts/pnglibconf.h.prebuilt
152 scripts/intprefix.out: pnglibconf.h
154 libpng.sym: scripts/sym.out
157 libpng.vers: scripts/vers.out
162 # Rename functions in scripts/prefix.out with a PNG_PREFIX prefix.
163 # Rename macros in scripts/macro.lst from PNG_PREFIXpng_ to PNG_ (the actual
164 # implementation of the macro).
165 pnglibconf.h: pnglibconf.out scripts/prefix.out scripts/macro.lst
167 $(AWK) 's==0 && NR>1{print prev}\
169 s==1{print "#define", $$1, "@PNG_PREFIX@" $$1}\
170 s==2{print "#define @PNG_PREFIX@png_" $$1, "PNG_" $$1}\
171 END{print prev}' s=0 pnglibconf.out s=1 scripts/prefix.out\
172 s=2 ${srcdir}/scripts/macro.lst >pnglibconf.tf8
175 pngprefix.h: scripts/intprefix.out
177 $(AWK) '{print "#define", $$1, "@PNG_PREFIX@" $$1}' $? >pngprefix.tf1
180 pnglibconf.h: pnglibconf.out
184 pngprefix.h: # is empty
188 $(srcdir)/scripts/pnglibconf.h.prebuilt:
189 @echo "Attempting to build $@" >&2
190 @echo "This is a machine generated file, but if you want to make" >&2
191 @echo "a new one simply make 'scripts/pnglibconf.out', copy that" >&2
192 @echo "AND set PNG_ZLIB_VERNUM to 0 (you MUST do this)" >&2
195 # The following is necessary to ensure that the local pnglibconf.h is used, not
196 # an installed one (this can happen immediately after on a clean system if
197 # 'make test' is the first thing the user does.)
198 pngstest.o pngvalid.o pngtest.o pngunknown.o timepng.o: pnglibconf.h
199 pngfix.o png-fix-itxt.o: pnglibconf.h
201 # We must use -DPNG_NO_USE_READ_MACROS here even when the library may actually
202 # be built with PNG_USE_READ_MACROS; this prevents the read macros from
203 # interfering with the symbol file format.
204 SYMBOL_CFLAGS = -DPNGLIB_LIBNAME='PNG@PNGLIB_MAJOR@@PNGLIB_MINOR@_0'\
205 -DPNGLIB_VERSION='@PNGLIB_VERSION@'\
206 -DSYMBOL_PREFIX='$(SYMBOL_PREFIX)'\
207 -DPNG_NO_USE_READ_MACROS -DPNG_BUILDING_SYMBOL_TABLE
210 SYMBOL_CFLAGS += -DPNG_PREFIX='@PNG_PREFIX@'
214 rm -f $@ $*.c $*.tf[12]
215 test -d scripts || mkdir scripts || test -d scripts
216 echo '#include "$<"' >$*.c
217 $(DFNCPP) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES)\
218 $(CPPFLAGS) $(SYMBOL_CFLAGS) $*.c > $*.tf1
219 $(AWK) -f "${srcdir}/scripts/dfn.awk" out="$*.tf2" $*.tf1 1>&2
223 # The .dfn file for pnglibconf.h is machine generated
224 pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk pngconf.h pngusr.dfa $(DFA_XTRA)
226 $(AWK) -f ${srcdir}/scripts/options.awk out=$*.tf4 version=search\
227 ${srcdir}/pngconf.h ${srcdir}/scripts/pnglibconf.dfa\
228 ${srcdir}/pngusr.dfa $(DFA_XTRA) 1>&2
229 $(AWK) -f ${srcdir}/scripts/options.awk out=$*.tf5 $*.tf4 1>&2
233 # Symbol checks (.def and .out files should match)
234 scripts/symbols.chk: scripts/checksym.awk scripts/symbols.def scripts/symbols.out
238 $(AWK) -f ${srcdir}/scripts/checksym.awk ${srcdir}/scripts/${*F}.def\
242 # used on demand to regenerate the standard header, CPPFLAGS should
243 # be empty - no non-standard defines
244 scripts/pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk pngconf.h
245 rm -f $@ pnglibconf.tf[67]
246 test -z "$(CPPFLAGS)"
247 echo "com @PNGLIB_VERSION@ STANDARD API DEFINITION" |\
248 $(AWK) -f ${srcdir}/scripts/options.awk out=pnglibconf.tf6\
249 logunsupported=1 version=search ${srcdir}/pngconf.h -\
250 ${srcdir}/scripts/pnglibconf.dfa 1>&2
251 $(AWK) -f ${srcdir}/scripts/options.awk out=pnglibconf.tf7\
256 $(libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_OBJECTS): png.h pngconf.h \
257 pnglibconf.h pngpriv.h pngdebug.h pnginfo.h pngstruct.h pngprefix.h
262 check: scripts/symbols.chk
264 # Don't distribute the generated script files
266 cd '$(top_distdir)'; rm -f $(SCRIPT_CLEANFILES)
268 # install the .../include headers as links to the new ones
270 cd '$(DESTDIR)$(includedir)'; rm -f png.h pngconf.h pnglibconf.h
271 cd '$(DESTDIR)$(includedir)'; $(LN_S) $(PNGLIB_BASENAME)/png.h png.h
272 cd '$(DESTDIR)$(includedir)'; $(LN_S) $(PNGLIB_BASENAME)/pngconf.h \
274 cd '$(DESTDIR)$(includedir)'; $(LN_S) $(PNGLIB_BASENAME)/pnglibconf.h \
276 cd '$(DESTDIR)$(pkgconfigdir)'; rm -f libpng.pc
277 cd '$(DESTDIR)$(pkgconfigdir)'; $(LN_S) $(PNGLIB_BASENAME).pc libpng.pc
279 # do evil things to libpng to cause libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@ to be used
281 cd '$(DESTDIR)$(bindir)'; rm -f libpng-config
282 cd '$(DESTDIR)$(bindir)';\
283 $(LN_S) $(PNGLIB_BASENAME)-config libpng-config
285 cd '$(DESTDIR)$(libdir)';\
286 for ext in a la so so.@PNGLIB_MAJOR@@PNGLIB_MINOR@.@PNGLIB_RELEASE@\
289 if test -f $(PNGLIB_BASENAME).$$ext; then\
290 $(LN_S) $(PNGLIB_BASENAME).$$ext libpng.$$ext;\
295 cd '$(DESTDIR)$(includedir)'; rm -f png.h pngconf.h pnglibconf.h
296 rm -f '$(DESTDIR)$(pkgconfigdir)/libpng.pc'
297 rm -f '$(DESTDIR)$(bindir)/libpng-config'
298 rm -f '$(DESTDIR)$(libdir)/libpng.a'
299 rm -f '$(DESTDIR)$(libdir)/libpng.la'
300 rm -f '$(DESTDIR)$(libdir)/libpng.so'
301 rm -f '$(DESTDIR)$(libdir)/libpng.so.@PNGLIB_MAJOR@@PNGLIB_MINOR@.@PNGLIB_RELEASE@'
302 rm -f '$(DESTDIR)$(libdir)/libpng.sl'
303 rm -f '$(DESTDIR)$(libdir)/libpng.dylib'
304 rm -f '$(DESTDIR)$(libdir)/libpng.dll.a'