src/png/Makefile.am

   1 # Makefile.am:
   2 #   Source file for Makefile.in (and hence Makefile)
   3 #
   4
   5 PNGLIB_BASENAME= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@
   6
   7 ACLOCAL_AMFLAGS = -I scripts
   8
   9 # test programs - run on make check, make distcheck
  10 check_PROGRAMS= pngtest pngunknown pngstest pngvalid
  11
  12 pngtest_SOURCES = pngtest.c
  13 pngtest_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
  14
  15 pngvalid_SOURCES = contrib/libtests/pngvalid.c
  16 pngvalid_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
  17
  18 pngstest_SOURCES = contrib/libtests/pngstest.c
  19 pngstest_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
  20
  21 pngunknown_SOURCES = contrib/libtests/pngunknown.c
  22 pngunknown_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
  23
  24 # Generally these are single line shell scripts to run a test with a particular
  25 # set of parameters:
  26 TESTS =\
  27    tests/pngtest\
  28    tests/pngvalid-gamma-16-to-8 tests/pngvalid-gamma-alpha-mode\
  29    tests/pngvalid-gamma-background tests/pngvalid-gamma-expand16-alpha-mode\
  30    tests/pngvalid-gamma-expand16-background\
  31    tests/pngvalid-gamma-expand16-transform tests/pngvalid-gamma-sbit\
  32    tests/pngvalid-gamma-threshold tests/pngvalid-gamma-transform\
  33    tests/pngvalid-progressive-interlace-size\
  34    tests/pngvalid-progressive-interlace-standard\
  35    tests/pngvalid-progressive-interlace-transform\
  36    tests/pngvalid-progressive-standard tests/pngvalid-standard\
  37    tests/pngstest-0g01 tests/pngstest-0g02 tests/pngstest-0g04\
  38    tests/pngstest-0g08 tests/pngstest-0g16 tests/pngstest-2c08\
  39    tests/pngstest-2c16 tests/pngstest-3p01 tests/pngstest-3p02\
  40    tests/pngstest-3p04 tests/pngstest-3p08 tests/pngstest-4a08\
  41    tests/pngstest-4a16 tests/pngstest-6a08 tests/pngstest-6a16\
  42    tests/pngstest-error tests/pngunknown-IDAT\
  43    tests/pngunknown-discard tests/pngunknown-if-safe tests/pngunknown-sAPI\
  44    tests/pngunknown-sTER tests/pngunknown-save tests/pngunknown-vpAg
  45
  46 # These tests are expected, and required, to fail:
  47 XFAIL_TESTS = tests/pngstest-error
  48
  49 # man pages
  50 dist_man_MANS= libpng.3 libpngpf.3 png.5
  51
  52 # generate the -config scripts if required
  53 binconfigs= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config
  54 EXTRA_SCRIPTS= libpng-config libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config
  55 bin_SCRIPTS= @binconfigs@
  56
  57 # rules to build libpng, only build the old library on request
  58 lib_LTLIBRARIES=libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
  59 # EXTRA_LTLIBRARIES= libpng.la
  60 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES = png.c pngerror.c\
  61         pngget.c pngmem.c pngpread.c pngread.c pngrio.c pngrtran.c pngrutil.c\
  62         pngset.c pngtrans.c pngwio.c pngwrite.c pngwtran.c pngwutil.c\
  63         png.h pngconf.h pngdebug.h pnginfo.h pngpriv.h pngstruct.h pngusr.dfa
  64
  65 if PNG_ARM_NEON
  66 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES += arm/arm_init.c\
  67         arm/filter_neon.S
  68 endif
  69
  70 nodist_libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES = pnglibconf.h
  71
  72 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS = -no-undefined -export-dynamic \
  73         -version-number @PNGLIB_MAJOR@@PNGLIB_MINOR@:@PNGLIB_RELEASE@:0
  74
  75 if HAVE_LD_VERSION_SCRIPT
  76 #   Versioned symbols and restricted exports
  77 if HAVE_SOLARIS_LD
  78   libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -Wl,-M -Wl,libpng.vers
  79 else
  80   libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -Wl,--version-script=libpng.vers
  81 endif
  82
  83   libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng.vers
  84 else
  85 #   Only restricted exports when possible
  86   libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -export-symbols libpng.sym
  87   libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng.sym
  88 endif
  89
  90 #distribute headers in /usr/include/libpng/*
  91 pkgincludedir= $(includedir)/$(PNGLIB_BASENAME)
  92 pkginclude_HEADERS= png.h pngconf.h
  93 nodist_pkginclude_HEADERS= pnglibconf.h
  94
  95 # pkg-config stuff, note that libpng.pc is always required in order
  96 # to get the correct library
  97 pkgconfigdir = @pkgconfigdir@
  98 pkgconfig_DATA = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc
  99
 100 # Extra source distribution files, '${srcdir}' is used below to stop build files
 101 # from those directories being included.  This only works if the configure is
 102 # not done in the source directory!
 103 EXTRA_DIST= \
 104         ANNOUNCE CHANGES INSTALL LICENSE README TODO \
 105         pngtest.png pngbar.png pngnow.png pngbar.jpg autogen.sh \
 106         ${srcdir}/contrib ${srcdir}/projects ${srcdir}/scripts \
 107         $(TESTS) $(XFAIL_TESTS) tests/pngstest \
 108         CMakeLists.txt example.c libpng-manual.txt
 109
 110 SCRIPT_CLEANFILES=scripts/*.out scripts/*.chk scripts/pnglibconf.dfn
 111
 112 CLEANFILES= *.tf? pngout.png libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc \
 113         libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers libpng.sym \
 114         check.new pnglibconf.* pngprefix.h symbols.new pngtest-log.txt \
 115         $(SCRIPT_CLEANFILES)
 116
 117 MAINTAINERCLEANFILES = Makefile.in aclocal.m4 config.guess config.h.in \
 118 config.sub configure depcomp install-sh ltmain.sh missing
 119
 120 # PNG_COPTS give extra options for the C compiler to be used on all compilation
 121 # steps (unless targe_CFLAGS is specified; that will take precedence over
 122 # AM_CFLAGS)
 123 PNG_COPTS = @PNG_COPTS@
 124 AM_CFLAGS = ${PNG_COPTS}
 125
 126 # DFNCPP is normally just CPP - the C preprocessor - but on Solaris and maybe
 127 # other operating systems (NeXT?) the C preprocessor selected by configure
 128 # checks input tokens for validity - effectively it performs part of the ANSI-C
 129 # parsing - and therefore fails with the .df files.  configure.ac has special
 130 # checks for this and sets DFNCPP appropriately.
 131 DFNCPP = @DFNCPP@
 132
 133 SUFFIXES = .chk .dfn .out
 134
 135 $(PNGLIB_BASENAME).pc: libpng.pc
 136         cp libpng.pc $@
 137
 138 $(PNGLIB_BASENAME)-config: libpng-config
 139         cp libpng-config $@
 140
 141 scripts/sym.out scripts/vers.out: png.h pngconf.h pnglibconf.h
 142 scripts/prefix.out: png.h pngconf.h pnglibconf.out
 143 scripts/symbols.out: png.h pngconf.h $(srcdir)/scripts/pnglibconf.h.prebuilt
 144 scripts/intprefix.out: pnglibconf.h
 145
 146 libpng.sym: scripts/sym.out
 147         rm -f $@
 148         cp $? $@
 149 libpng.vers: scripts/vers.out
 150         rm -f $@
 151         cp $? $@
 152
 153 if DO_PNG_PREFIX
 154 # Rename functions in scripts/prefix.out with a PNG_PREFIX prefix.
 155 # Rename macros in scripts/macro.lst from PNG_PREFIXpng_ to PNG_ (the actual
 156 # implementation of the macro).
 157 pnglibconf.h: pnglibconf.out scripts/prefix.out scripts/macro.lst
 158         rm -f $@
 159         $(AWK) 's==0 && NR>1{print prev}\
 160            s==0{prev=$$0}\
 161            s==1{print "#define", $$1, "@PNG_PREFIX@" $$1}\
 162            s==2{print "#define @PNG_PREFIX@png_" $$1, "PNG_" $$1}\
 163            END{print prev}' s=0 pnglibconf.out s=1 scripts/prefix.out\
 164            s=2 ${srcdir}/scripts/macro.lst >pnglibconf.tf8
 165         mv pnglibconf.tf8 $@
 166
 167 pngprefix.h: scripts/intprefix.out
 168         rm -f pngprefix.tf1
 169         $(AWK) '{print "#define", $$1, "@PNG_PREFIX@" $$1}' $? >pngprefix.tf1
 170         mv pngprefix.tf1 $@
 171 else
 172 pnglibconf.h: pnglibconf.out
 173         rm -f $@
 174         cp $? $@
 175
 176 pngprefix.h: # is empty
 177         :>$@
 178 endif
 179
 180 $(srcdir)/scripts/pnglibconf.h.prebuilt:
 181         @echo "Attempting to build $@" >&2
 182         @echo "This is a machine generated file, but if you want to make" >&2
 183         @echo "a new one simply make 'scripts/pnglibconf.out' and copy that" >&2
 184         @exit 1
 185
 186 # The following is necessary to ensure that the local pnglibconf.h is used, not
 187 # an installed one (this can happen immediately after on a clean system if
 188 # 'make test' is the first thing the user does.)
 189 contrib/libtests/pngstest.o contrib/libtests/pngvalid.o pngtest.o: pnglibconf.h
 190 contrib/libtests/pngunknown.o: pnglibconf.h
 191
 192 # We must use -DPNG_NO_USE_READ_MACROS here even when the library may actually
 193 # be built with PNG_USE_READ_MACROS; this prevents the read macros from
 194 # interfering with the symbol file format.
 195 SYMBOL_CFLAGS = -DPNGLIB_LIBNAME='PNG@PNGLIB_MAJOR@@PNGLIB_MINOR@_0'\
 196                 -DPNGLIB_VERSION='@PNGLIB_VERSION@'\
 197                 -DSYMBOL_PREFIX='$(SYMBOL_PREFIX)'\
 198                 -DPNG_NO_USE_READ_MACROS -DPNG_BUILDING_SYMBOL_TABLE
 199
 200 if DO_PNG_PREFIX
 201 SYMBOL_CFLAGS += -DPNG_PREFIX='@PNG_PREFIX@'
 202 endif
 203
 204 .dfn.out:
 205         rm -f $@ $*.c $*.tf[12]
 206         test -d scripts || mkdir scripts || test -d scripts
 207         echo '#include "$<"' >$*.c
 208         $(DFNCPP) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES)\
 209             $(CPPFLAGS) $(SYMBOL_CFLAGS) $*.c > $*.tf1
 210         $(AWK) -f "${srcdir}/scripts/dfn.awk" out="$*.tf2" $*.tf1 1>&2
 211         rm -f $*.c $*.tf1
 212         mv $*.tf2 $@
 213
 214 # The .dfn file for pnglibconf.h is machine generated
 215 pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk pngconf.h pngusr.dfa $(DFA_XTRA)
 216         rm -f $@ $*.tf[45]
 217         $(AWK) -f ${srcdir}/scripts/options.awk out=$*.tf4 version=search\
 218             ${srcdir}/pngconf.h ${srcdir}/scripts/pnglibconf.dfa\
 219             ${srcdir}/pngusr.dfa $(DFA_XTRA) 1>&2
 220         $(AWK) -f ${srcdir}/scripts/options.awk out=$*.tf5 $*.tf4 1>&2
 221         rm $*.tf4
 222         mv $*.tf5 $@
 223
 224 # Symbol checks (.def and .out files should match)
 225 scripts/symbols.chk: scripts/checksym.awk scripts/symbols.def scripts/symbols.out
 226
 227 .out.chk:
 228         rm -f $@ $*.new
 229         $(AWK) -f ${srcdir}/scripts/checksym.awk ${srcdir}/scripts/${*F}.def\
 230             of="$*.new" $< >&2
 231         mv $*.new $@
 232
 233 # used on demand to regenerate the standard header, CPPFLAGS should
 234 # be empty - no non-standard defines
 235 scripts/pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk pngconf.h
 236         rm -f $@ pnglibconf.tf[67]
 237         test -z "$(CPPFLAGS)"
 238         echo "com @PNGLIB_VERSION@ STANDARD API DEFINITION" |\
 239         $(AWK) -f ${srcdir}/scripts/options.awk out=pnglibconf.tf6\
 240             logunsupported=1 version=search ${srcdir}/pngconf.h -\
 241             ${srcdir}/scripts/pnglibconf.dfa 1>&2
 242         $(AWK) -f ${srcdir}/scripts/options.awk out=pnglibconf.tf7\
 243             pnglibconf.tf6 1>&2
 244         rm pnglibconf.tf6
 245         mv pnglibconf.tf7 $@
 246
 247 $(libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_OBJECTS): png.h pngconf.h \
 248         pnglibconf.h pngpriv.h pngdebug.h pnginfo.h pngstruct.h pngprefix.h
 249
 250 test: check-am
 251
 252 # Extra checks
 253 check: scripts/symbols.chk
 254
 255 # Don't distribute the generated script files
 256 dist-hook:
 257         cd '$(top_distdir)'; rm -f $(SCRIPT_CLEANFILES)
 258
 259 # install the .../include headers as links to the new ones
 260 install-data-hook:
 261         cd '$(DESTDIR)$(includedir)'; rm -f png.h pngconf.h pnglibconf.h
 262         cd '$(DESTDIR)$(includedir)'; $(LN_S) $(PNGLIB_BASENAME)/png.h png.h
 263         cd '$(DESTDIR)$(includedir)'; $(LN_S) $(PNGLIB_BASENAME)/pngconf.h \
 264                 pngconf.h
 265         cd '$(DESTDIR)$(includedir)'; $(LN_S) $(PNGLIB_BASENAME)/pnglibconf.h \
 266                 pnglibconf.h
 267         cd '$(DESTDIR)$(pkgconfigdir)'; rm -f libpng.pc
 268         cd '$(DESTDIR)$(pkgconfigdir)'; $(LN_S) $(PNGLIB_BASENAME).pc libpng.pc
 269
 270 # do evil things to libpng to cause libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@ to be used
 271 install-exec-hook:
 272         cd '$(DESTDIR)$(bindir)'; rm -f libpng-config
 273         cd '$(DESTDIR)$(bindir)';\
 274            $(LN_S) $(PNGLIB_BASENAME)-config libpng-config
 275         @set -x;\
 276         cd '$(DESTDIR)$(libdir)';\
 277         for ext in a la so so.@PNGLIB_MAJOR@@PNGLIB_MINOR@.@PNGLIB_RELEASE@\
 278            sl dylib dll.a; do\
 279                 rm -f libpng.$$ext;\
 280                 if test -f $(PNGLIB_BASENAME).$$ext; then\
 281                        $(LN_S) $(PNGLIB_BASENAME).$$ext libpng.$$ext;\
 282                 fi;\
 283         done
 284
 285 uninstall-hook:
 286         cd '$(DESTDIR)$(includedir)'; rm -f png.h pngconf.h pnglibconf.h
 287         rm -f '$(DESTDIR)$(pkgconfigdir)/libpng.pc'
 288         rm -f '$(DESTDIR)$(bindir)/libpng-config'
 289         rm -f '$(DESTDIR)$(libdir)/libpng.a'
 290         rm -f '$(DESTDIR)$(libdir)/libpng.la'
 291         rm -f '$(DESTDIR)$(libdir)/libpng.so'
 292         rm -f '$(DESTDIR)$(libdir)/libpng.so.@PNGLIB_MAJOR@@PNGLIB_MINOR@.@PNGLIB_RELEASE@'
 293         rm -f '$(DESTDIR)$(libdir)/libpng.sl'
 294         rm -f '$(DESTDIR)$(libdir)/libpng.dylib'
 295         rm -f '$(DESTDIR)$(libdir)/libpng.dll.a'