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 # libpng does not follow GNU file name conventions
   8
   9 # "color-tests" requires automake 1.11.1 or later.  Enable it if you like,
  10 # to get red "FAIL" and green "PASS" notations during tests.
  11 # AUTOMAKE_OPTIONS = foreign color-tests
  12 AUTOMAKE_OPTIONS = foreign
  13
  14 # test programs - run on make check, make distcheck
  15 TESTS_ENVIRONMENT= srcdir=$(srcdir)
  16 check_PROGRAMS= pngtest
  17 pngtest_SOURCES = pngtest.c
  18 pngtest_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
  19 TESTS = test-pngtest.sh
  20
  21 # Only do the following if the contrib directory is present.
  22 check_PROGRAMS+= pngvalid
  23 pngvalid_SOURCES = contrib/libtests/pngvalid.c
  24 pngvalid_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
  25 TESTS += test-pngvalid-simple.sh test-pngvalid-full.sh
  26
  27 # man pages
  28 dist_man_MANS= libpng.3 libpngpf.3 png.5
  29
  30 # generate the -config scripts if required
  31 binconfigs= libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config
  32 EXTRA_SCRIPTS= libpng-config libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config
  33 bin_SCRIPTS= @binconfigs@
  34
  35 # rules to build libpng, only build the old library on request
  36 lib_LTLIBRARIES=libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
  37 # EXTRA_LTLIBRARIES= libpng.la
  38 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES = png.c pngerror.c\
  39         pngget.c pngmem.c pngpread.c pngread.c pngrio.c pngrtran.c pngrutil.c\
  40         pngset.c pngtrans.c pngwio.c pngwrite.c pngwtran.c pngwutil.c\
  41         png.h pngconf.h pngdebug.h pnginfo.h pngpriv.h pngstruct.h
  42
  43 if PNG_ARM_NEON
  44 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES += arm/filter_neon.S
  45 endif
  46
  47 nodist_libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES = pnglibconf.h
  48
  49 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_CPPFLAGS = @LIBPNG_DEFINES@
  50
  51 libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS = -no-undefined -export-dynamic \
  52         -version-number @PNGLIB_MAJOR@@PNGLIB_MINOR@:@PNGLIB_RELEASE@:0
  53
  54 if HAVE_LD_VERSION_SCRIPT
  55 #   Versioned symbols and restricted exports
  56 if HAVE_SOLARIS_LD
  57   libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -Wl,-M -Wl,libpng.vers
  58 else
  59   libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -Wl,--version-script=libpng.vers
  60 endif
  61
  62   libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng.vers
  63 else
  64 #   Only restricted exports when possible
  65   libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_LDFLAGS += -export-symbols libpng.sym
  66   libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_DEPENDENCIES = libpng.sym
  67 endif
  68
  69 #distribute headers in /usr/include/libpng/*
  70 pkgincludedir= $(includedir)/$(PNGLIB_BASENAME)
  71 pkginclude_HEADERS= png.h pngconf.h
  72 nodist_pkginclude_HEADERS= pnglibconf.h
  73
  74 # pkg-config stuff, note that libpng.pc is always required in order
  75 # to get the correct library
  76 pkgconfigdir = @pkgconfigdir@
  77 pkgconfig_DATA = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc
  78
  79 #extra source distribution files.
  80 EXTRA_DIST= \
  81         ANNOUNCE CHANGES INSTALL LICENSE README TODO \
  82         pngtest.png pngbar.png pngnow.png pngbar.jpg autogen.sh \
  83         ${srcdir}/contrib ${srcdir}/projects ${srcdir}/scripts \
  84         $(TESTS) \
  85         CMakeLists.txt example.c libpng-manual.txt
  86
  87 SCRIPT_CLEANFILES=scripts/*.out scripts/*.chk scripts/pnglibconf.dfn
  88
  89 CLEANFILES= dfn.c dfn?.out pngout.png libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc \
  90         libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers libpng.sym \
  91         check.new pnglibconf.* symbols.new pngtest-log.txt \
  92         $(SCRIPT_CLEANFILES)
  93
  94 MAINTAINERCLEANFILES = Makefile.in aclocal.m4 config.guess config.h.in \
  95 config.sub configure depcomp install-sh ltmain.sh missing
  96
  97 # DFNCPP is normally just CPP - the C preprocessor - but on Solaris and maybe
  98 # other operating systems (NeXT?) the C preprocessor selected by configure
  99 # checks input tokens for validity - effectively it performs part of the ANSI-C
 100 # parsing - and therefore fails with the .df files.  configure.ac has special
 101 # checks for this and sets DFNCPP appropriately.
 102 DFNCPP = @DFNCPP@
 103
 104 SUFFIXES = .chk .dfn .out
 105
 106 $(PNGLIB_BASENAME).pc: libpng.pc
 107         cp libpng.pc $@
 108
 109 $(PNGLIB_BASENAME)-config: libpng-config
 110         cp libpng-config $@
 111
 112 scripts/sym.out scripts/vers.out: png.h pngconf.h pnglibconf.h
 113 scripts/symbols.out: png.h pngconf.h $(srcdir)/scripts/pnglibconf.h.prebuilt
 114
 115 libpng.sym: scripts/sym.out
 116         rm -f $@
 117         cp $? $@
 118 libpng.vers: scripts/vers.out
 119         rm -f $@
 120         cp $? $@
 121 pnglibconf.h: pnglibconf.out
 122         rm -f $@
 123         cp $? $@
 124 $(srcdir)/scripts/pnglibconf.h.prebuilt:
 125         @echo "Attempting to build $@" >&2
 126         @echo "This is a machine generated file, but if you want to make" >&2
 127         @echo "a new one simply make 'scripts/pnglibconf.out' and copy that" >&2
 128         @exit 1
 129
 130 # The following is necessary to ensure that the local pnglibconf.h is used, not
 131 # an installed one (this can happen immediately after on a clean system if
 132 # 'make test' is the first thing the user does.)
 133 contrib/libtests/pngvalid.o pngtest.o: pnglibconf.h
 134
 135 # We must use -DPNG_NO_USE_READ_MACROS here even when the library may actually
 136 # be built with PNG_USE_READ_MACROS; this prevents the read macros from
 137 # interfering with the symbol file format.
 138 SYMBOL_CFLAGS = -DPNGLIB_LIBNAME='PNG@PNGLIB_MAJOR@@PNGLIB_MINOR@_0'\
 139                 -DPNGLIB_VERSION='@PNGLIB_VERSION@'\
 140                 -DSYMBOL_PREFIX='$(SYMBOL_PREFIX)'\
 141                 -DPNG_NO_USE_READ_MACROS -DPNG_BUILDING_SYMBOL_TABLE
 142
 143 .dfn.out:
 144         rm -f $@ dfn.c dfn?.out
 145         test -d scripts || mkdir scripts
 146         echo '#include "$<"' >dfn.c
 147         $(DFNCPP) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) @LIBPNG_DEFINES@\
 148             $(CPPFLAGS) $(SYMBOL_CFLAGS) dfn.c > dfn1.out
 149         $(SED) -n -e 's|^.*PNG_DEFN_MAGIC *-\(.*\)- *PNG_DEFN_END.*$$|\1|p'\
 150             dfn1.out >dfn2.out
 151         $(SED) -e 's| *PNG_JOIN *||g' -e 's| *$$||' dfn2.out >dfn3.out
 152         rm -f dfn.c dfn[12].out
 153         mv dfn3.out $@
 154
 155 # The .dfn file for pnglibconf.h is machine generated
 156 pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk pngconf.h
 157         rm -f $@ dfn?.out
 158         $(AWK) -f ${srcdir}/scripts/options.awk out=dfn1.out version=search\
 159             ${srcdir}/pngconf.h ${srcdir}/scripts/pnglibconf.dfa\
 160             $(DFA_XTRA) 1>&2
 161         $(AWK) -f ${srcdir}/scripts/options.awk out=dfn2.out dfn1.out 1>&2
 162         rm dfn1.out
 163         mv dfn2.out $@
 164
 165 # Symbol checks (.def and .out files should match)
 166 scripts/symbols.chk: scripts/checksym.awk scripts/symbols.def scripts/symbols.out
 167 .out.chk:
 168         rm -f $@ symbols.new
 169         $(AWK) -f ${srcdir}/scripts/checksym.awk ${srcdir}/scripts/${*F}.def\
 170             $< >&2
 171         mv symbols.new $@
 172
 173 # used on demand to regenerate the standard header, CPPFLAGS should
 174 # be empty - no non-standard defines
 175 scripts/pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk pngconf.h
 176         rm -f $@ dfn?.out
 177         test -z "$(CPPFLAGS)"
 178         echo "com @PNGLIB_VERSION@ STANDARD API DEFINITION" |\
 179         $(AWK) -f ${srcdir}/scripts/options.awk out=dfn1.out logunsupported=1
 180                 version=search ${srcdir}/pngconf.h -\
 181                 ${srcdir}/scripts/pnglibconf.dfa 1>&2
 182         $(AWK) -f ${srcdir}/scripts/options.awk out=dfn2.out dfn1.out 1>&2
 183         rm dfn1.out
 184         mv dfn2.out $@
 185
 186 $(libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_OBJECTS): png.h pngconf.h \
 187         pnglibconf.h pngpriv.h pngdebug.h pnginfo.h pngstruct.h
 188
 189 test: check-am
 190
 191 # Extra checks
 192 check: scripts/symbols.chk
 193
 194 # Don't distribute the generated script files
 195 dist-hook:
 196         cd '$(top_distdir)'; rm -f $(SCRIPT_CLEANFILES)
 197
 198 # install the .../include headers as links to the new ones
 199 install-data-hook:
 200         cd $(DESTDIR)$(includedir); rm -f png.h pngconf.h pnglibconf.h
 201         cd $(DESTDIR)$(includedir); $(LN_S) $(PNGLIB_BASENAME)/png.h png.h
 202         cd $(DESTDIR)$(includedir); $(LN_S) $(PNGLIB_BASENAME)/pngconf.h \
 203                 pngconf.h
 204         cd $(DESTDIR)$(includedir); $(LN_S) $(PNGLIB_BASENAME)/pnglibconf.h \
 205                 pnglibconf.h
 206         cd $(DESTDIR)$(pkgconfigdir); rm -f libpng.pc
 207         cd $(DESTDIR)$(pkgconfigdir); $(LN_S) $(PNGLIB_BASENAME).pc libpng.pc
 208
 209 # do evil things to libpng to cause libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@ to be used
 210 install-exec-hook:
 211         cd $(DESTDIR)$(bindir); rm -f libpng-config
 212         cd $(DESTDIR)$(bindir); $(LN_S) $(PNGLIB_BASENAME)-config libpng-config
 213         @set -x;\
 214         cd $(DESTDIR)$(libdir);\
 215         for ext in a la so so.@PNGLIB_MAJOR@@PNGLIB_MINOR@.@PNGLIB_RELEASE@ sl dylib dll.a; do\
 216                 rm -f libpng.$$ext;\
 217                 if test -f $(PNGLIB_BASENAME).$$ext; then\
 218                        $(LN_S) $(PNGLIB_BASENAME).$$ext libpng.$$ext;\
 219                 fi;\
 220         done
 221
 222 uninstall-hook:
 223         cd $(DESTDIR)$(includedir); rm -f png.h pngconf.h pnglibconf.h
 224         rm -f $(DESTDIR)$(pkgconfigdir)/libpng.pc
 225         rm -f $(DESTDIR)$(bindir)/libpng-config
 226         rm -f $(DESTDIR)$(libdir)/libpng.a
 227         rm -f $(DESTDIR)$(libdir)/libpng.la