configure.ac

   1 # hivex
   2 # Copyright (C) 2009-2011 Red Hat Inc.
   3 #
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 # major/minor/release must be numbers
  19 m4_define([hivex_major],   [1])
  20 m4_define([hivex_minor],   [2])
  21 m4_define([hivex_release], [5])
  22 # extra can be any string
  23 m4_define([hivex_extra],   [])
  24
  25 AC_INIT([hivex],hivex_major.hivex_minor.hivex_release[]hivex_extra)
  26 AC_CONFIG_AUX_DIR([build-aux])
  27 AM_INIT_AUTOMAKE([foreign])
  28
  29 m4_ifndef([AM_SILENT_RULES], [m4_define([AM_SILENT_RULES],[])])
  30 AM_SILENT_RULES([yes]) # make --enable-silent-rules the default.
  31
  32 AC_CONFIG_MACRO_DIR([m4])
  33
  34 dnl Split up the version string.
  35 AC_DEFINE([PACKAGE_VERSION_MAJOR],[hivex_major],[Major version number])
  36 AC_DEFINE([PACKAGE_VERSION_MINOR],[hivex_minor],[Minor version number])
  37 AC_DEFINE([PACKAGE_VERSION_RELEASE],[hivex_release],[Release number])
  38 AC_DEFINE([PACKAGE_VERSION_EXTRA],["hivex_extra"],[Extra version string])
  39
  40 gl_EARLY
  41 gl_INIT
  42
  43 AC_PROG_LIBTOOL
  44
  45 dnl Check for basic C environment.
  46 AC_PROG_CC_STDC
  47 AC_PROG_INSTALL
  48 AC_PROG_CPP
  49
  50 AC_ARG_ENABLE([gcc-warnings],
  51   [AS_HELP_STRING([--enable-gcc-warnings],
  52                   [turn on lots of GCC warnings (for developers)])],
  53   [case $enableval in
  54      yes|no) ;;
  55      *)      AC_MSG_ERROR([bad value $enableval for gcc-warnings option]) ;;
  56    esac
  57    gl_gcc_warnings=$enableval],
  58   [gl_gcc_warnings=no]
  59 )
  60
  61 if test "$gl_gcc_warnings" = yes; then
  62   gl_WARN_ADD([-Werror], [WERROR_CFLAGS])
  63   AC_SUBST([WERROR_CFLAGS])
  64
  65   nw=
  66   # This, $nw, is the list of warnings we disable.
  67   nw="$nw -Wdeclaration-after-statement" # too useful to forbid
  68   nw="$nw -Waggregate-return"       # anachronistic
  69   nw="$nw -Wc++-compat"             # We don't care about C++ compilers
  70   nw="$nw -Wundef"                  # Warns on '#if GNULIB_FOO' etc in gnulib
  71   nw="$nw -Wtraditional"            # Warns on #elif which we use often
  72   nw="$nw -Wcast-qual"              # Too many warnings for now
  73   nw="$nw -Wconversion"             # Too many warnings for now
  74   nw="$nw -Wsystem-headers"         # Don't let system headers trigger warnings
  75   nw="$nw -Wsign-conversion"        # Too many warnings for now
  76   nw="$nw -Wtraditional-conversion" # Too many warnings for now
  77   nw="$nw -Wunreachable-code"       # Too many warnings for now
  78   nw="$nw -Wpadded"                 # Our structs are not padded
  79   nw="$nw -Wredundant-decls"        # openat.h declares e.g., mkdirat
  80   nw="$nw -Wlogical-op"             # any use of fwrite provokes this
  81   nw="$nw -Wvla"                    # two warnings in mount.c
  82   # things I might fix soon:
  83   nw="$nw -Wmissing-format-attribute" # daemon.h's asprintf_nowarn
  84   nw="$nw -Winline"                 # daemon.h's asprintf_nowarn
  85   nw="$nw -Wshadow"                 # numerous, plus we're not unanimous
  86   # ?? -Wstrict-overflow
  87   nw="$nw -Wunsafe-loop-optimizations" # just a warning that an optimization
  88                                     # was not possible, safe to ignore
  89   nw="$nw -Wpacked"                 # Allow attribute((packed)) on structs
  90   nw="$nw -Wlong-long"              # Allow long long since it's required
  91                                     # by xstrtoll.
  92
  93   gl_MANYWARN_ALL_GCC([ws])
  94   gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw])
  95   for w in $ws; do
  96     gl_WARN_ADD([$w])
  97   done
  98   gl_WARN_ADD([-Wno-unused-parameter]) # stubs.c
  99   gl_WARN_ADD([-Wno-jump-misses-init]) # stubs.c
 100   gl_WARN_ADD([-Wno-unused-variable]) # FIXME: only temporary, for guestfs_protocol.c, etc
 101
 102   # In spite of excluding -Wlogical-op above, it is enabled, as of
 103   # gcc 4.5.0 20090517, and it provokes warnings in cat.c, dd.c, truncate.c
 104   gl_WARN_ADD([-Wno-logical-op])
 105
 106   gl_WARN_ADD([-fdiagnostics-show-option])
 107
 108   AC_SUBST([WARN_CFLAGS])
 109
 110   AC_DEFINE([lint], [1], [Define to 1 if the compiler is checking for lint.])
 111   AC_DEFINE([_FORTIFY_SOURCE], [2],
 112     [enable compile-time and run-time bounds-checking, and some warnings])
 113   AC_DEFINE([GNULIB_PORTCHECK], [1], [enable some gnulib portability checks])
 114 fi
 115
 116 AC_C_PROTOTYPES
 117 test "x$U" != "x" && AC_MSG_ERROR([Compiler not ANSI compliant])
 118
 119 AM_PROG_CC_C_O
 120
 121 dnl Work out how to specify the linker script to the linker.
 122 VERSION_SCRIPT_FLAGS=-Wl,--version-script=
 123 `/usr/bin/ld --help 2>&1 | grep -- --version-script >/dev/null` || \
 124     VERSION_SCRIPT_FLAGS="-Wl,-M -Wl,"
 125 AC_SUBST(VERSION_SCRIPT_FLAGS)
 126
 127 dnl Check support for 64 bit file offsets.
 128 AC_SYS_LARGEFILE
 129
 130 dnl Check sizeof long.
 131 AC_CHECK_SIZEOF([long])
 132
 133 dnl Headers.
 134 AC_CHECK_HEADERS([endian.h byteswap.h])
 135
 136 dnl Check for pod2man and pod2text.
 137 AC_CHECK_PROG([POD2MAN],[pod2man],[pod2man],[no])
 138 test "x$POD2MAN" = "xno" &&
 139      AC_MSG_ERROR([pod2man must be installed])
 140 AC_CHECK_PROG([POD2TEXT],[pod2text],[pod2text],[no])
 141 test "x$POD2TEXT" = "xno" &&
 142      AC_MSG_ERROR([pod2text must be installed])
 143
 144 dnl Readline.
 145 AC_ARG_WITH([readline],
 146     [AS_HELP_STRING([--with-readline],
 147         [support fancy command line editing @<:@default=check@:>@])],
 148     [],
 149     [with_readline=check])
 150
 151 LIBREADLINE=
 152 AS_IF([test "x$with_readline" != xno],
 153     [AC_CHECK_LIB([readline], [main],
 154         [AC_SUBST([LIBREADLINE], ["-lreadline"])
 155          AC_DEFINE([HAVE_LIBREADLINE], [1],
 156                    [Define if you have libreadline])
 157         ],
 158         [if test "x$with_readline" != xcheck; then
 159          AC_MSG_FAILURE(
 160              [--with-readline was given, but test for readline failed])
 161          fi
 162         ])])
 163
 164 dnl For i18n.
 165 AM_GNU_GETTEXT([external])
 166 AM_GNU_GETTEXT_VERSION([0.17])
 167
 168 dnl libxml2.
 169 PKG_CHECK_MODULES([LIBXML2], [libxml-2.0])
 170 AC_SUBST([LIBXML2_CFLAGS])
 171 AC_SUBST([LIBXML2_LIBS])
 172
 173 dnl Check for OCaml (optional, for OCaml bindings).
 174 AC_PROG_OCAML
 175 AC_PROG_FINDLIB
 176 AM_CONDITIONAL([HAVE_OCAML],[test "x$OCAMLC" != "xno" -a "x$OCAMLFIND" != "xno"])
 177
 178 if test "x$OCAMLC" != "xno"; then
 179     dnl Check if we have caml/unixsupport.h header (OCaml bindings only).
 180     old_CFLAGS="$CFLAGS"
 181     CFLAGS="$CFLAGS -I$OCAMLLIB"
 182     AC_CHECK_HEADERS([caml/unixsupport.h],[],[],
 183     [
 184     #include <caml/config.h>
 185     #include <caml/mlvalues.h>
 186     ])
 187     CFLAGS="$old_CFLAGS"
 188
 189     dnl Do we have function caml_raise_with_args?
 190     f=caml_raise_with_args
 191     AC_MSG_CHECKING([for function $f])
 192     echo "char $f (); char foo() { return $f (); }" > conftest.c
 193     rm -f conftest_ml.ml
 194     touch conftest_ml.ml
 195     if $OCAMLOPT -c conftest.c 2>/dev/null && \
 196        $OCAMLOPT -c conftest_ml.ml 2>/dev/null && \
 197        $OCAMLOPT conftest.o conftest_ml.cmx -o conftest 2>/dev/null ; then
 198         AC_DEFINE([HAVE_CAML_RAISE_WITH_ARGS],[1],
 199                   [Defined if function caml_raise_with_args exists.])
 200         AC_MSG_RESULT([found])
 201     else
 202         AC_MSG_RESULT([not found])
 203     fi
 204     rm -f conftest conftest.* conftest_ml.*
 205 fi
 206
 207 dnl Check for Perl (optional, for Perl bindings).
 208 dnl XXX This isn't quite right, we should check for Perl devel library.
 209 AC_CHECK_PROG([PERL],[perl],[perl],[no])
 210
 211 dnl Check for Perl modules that must be present to compile and
 212 dnl test the Perl bindings.
 213 missing_perl_modules=no
 214 for pm in Test::More ExtUtils::MakeMaker IO::Stringy; do
 215     AC_MSG_CHECKING([for $pm])
 216     if ! perl -M$pm -e1 >/dev/null 2>&1; then
 217         AC_MSG_RESULT([no])
 218         missing_perl_modules=yes
 219     else
 220         AC_MSG_RESULT([yes])
 221     fi
 222 done
 223 if test "x$missing_perl_modules" = "xyes"; then
 224     AC_MSG_WARN([some Perl modules required to compile or test the Perl bindings are missing])
 225 fi
 226
 227 AM_CONDITIONAL([HAVE_PERL],
 228     [test "x$PERL" != "xno" -a "x$missing_perl_modules" != "xyes"])
 229
 230 dnl Check for Python (optional, for Python bindings).
 231 AC_CHECK_PROG([PYTHON],[python],[python],[no])
 232
 233 PYTHON_PREFIX=
 234 PYTHON_VERSION=
 235 PYTHON_INCLUDEDIR=
 236 PYTHON_SITE_PACKAGES=
 237
 238 if test "x$PYTHON" != "xno"; then
 239     PYTHON_PREFIX=`$PYTHON -c "import sys; print sys.prefix"`
 240     PYTHON_VERSION=`$PYTHON -c "import sys; print sys.version[[0:3]]"`
 241     for d in \
 242         $PYTHON_PREFIX/include/python$PYTHON_VERSION \
 243         /usr/include/python$PYTHON_VERSION \
 244         /usr/local/include/python$PYTHON_VERSION
 245     do
 246         AC_MSG_CHECKING([Python.h in $d])
 247         if test -r "$d/Python.h"; then
 248             AC_MSG_RESULT([found])
 249             PYTHON_INCLUDEDIR=$d
 250             break
 251         fi
 252         AC_MSG_RESULT([not found])
 253     done
 254     if test "x$PYTHON_INCLUDEDIR" = "x"; then
 255         AC_MSG_WARN([Python include directory not found])
 256     fi
 257
 258     for d in \
 259         $PYTHON_PREFIX/lib64/python$PYTHON_VERSION/site-packages \
 260         $PYTHON_PREFIX/lib/python$PYTHON_VERSION/site-packages \
 261         /usr/lib64/python$PYTHON_VERSION/site-packages \
 262         /usr/lib/python$PYTHON_VERSION/site-packages \
 263         /usr/local/lib/python$PYTHON_VERSION/site-packages
 264     do
 265         AC_MSG_CHECKING([for $d])
 266         if test -d "$d"; then
 267             AC_MSG_RESULT([found])
 268             PYTHON_SITE_PACKAGES=$d
 269             break
 270         fi
 271         AC_MSG_RESULT([not found])
 272     done
 273     if test "x$PYTHON_SITE_PACKAGES" = "x"; then
 274         AC_MSG_WARN([Python site-packages directory not found])
 275     fi
 276
 277     old_LIBS="$LIBS"
 278     LIBS="$LIBS -lpython$PYTHON_VERSION"
 279     AC_CHECK_FUNCS([PyCapsule_New])
 280     LIBS="$old_LIBS"
 281 fi
 282
 283 AC_SUBST(PYTHON_PREFIX)
 284 AC_SUBST(PYTHON_VERSION)
 285 AC_SUBST(PYTHON_INCLUDEDIR)
 286 AC_SUBST(PYTHON_SITE_PACKAGES)
 287
 288 AM_CONDITIONAL([HAVE_PYTHON],
 289     [test "x$PYTHON_INCLUDEDIR" != "x" -a "x$PYTHON_SITE_PACKAGES" != "x"])
 290
 291 dnl dnl Check for Ruby and rake (optional, for Ruby bindings).
 292 dnl AC_CHECK_LIB([ruby],[ruby_init],[HAVE_LIBRUBY=1],[HAVE_LIBRUBY=0])
 293 dnl AC_CHECK_PROG([RAKE],[rake],[rake],[no])
 294
 295 dnl AM_CONDITIONAL([HAVE_RUBY],
 296 dnl     [test "x$RAKE" != "xno" -a -n "$HAVE_LIBRUBY"])
 297
 298 dnl dnl Check for Java.
 299 dnl AC_ARG_WITH(java_home,
 300 dnl     [AS_HELP_STRING([--with-java-home],
 301 dnl         [specify path to JDK directory @<:@default=check@:>@])],
 302 dnl     [],
 303 dnl     [with_java_home=check])
 304
 305 dnl if test "x$with_java_home" != "xno"; then
 306 dnl     if test "x$with_java_home" != "xyes" -a "x$with_java_home" != "xcheck"
 307 dnl     then
 308 dnl         # Reject unsafe characters in $JAVA_HOME
 309 dnl         jh_lf='
 310 dnl '
 311 dnl         case $JAVA_HOME in
 312 dnl           *[\\\"\#\$\&\'\`$jh_lf\ \ ]*)
 313 dnl             AC_MSG_FAILURE([unsafe \$JAVA_HOME directory (use --with-java-home=no to disable Java support)]);;
 314 dnl         esac
 315 dnl         if test -d "$with_java_home"; then
 316 dnl             JAVA_HOME="$with_java_home"
 317 dnl         else
 318 dnl             AC_MSG_FAILURE([$with_java_home is not a directory (use --with-java-home=no to disable Java support)])
 319 dnl         fi
 320 dnl     fi
 321
 322 dnl     if test "x$JAVA_HOME" = "x"; then
 323 dnl         # Look for Java in some likely locations.
 324 dnl         for d in \
 325 dnl             /usr/lib/jvm/java \
 326 dnl             /usr/lib/jvm/java-6-openjdk
 327 dnl         do
 328 dnl             if test -d $d -a -f $d/bin/java; then
 329 dnl                 JAVA_HOME=$d
 330 dnl                 break
 331 dnl             fi
 332 dnl         done
 333 dnl     fi
 334
 335 dnl     if test "x$JAVA_HOME" != "x"; then
 336 dnl         AC_MSG_CHECKING(for JDK in $JAVA_HOME)
 337 dnl         if test ! -x "$JAVA_HOME/bin/java"; then
 338 dnl             AC_MSG_ERROR([missing $JAVA_HOME/bin/java binary (use --with-java-home=no to disable Java support)])
 339 dnl         else
 340 dnl             JAVA="$JAVA_HOME/bin/java"
 341 dnl         fi
 342 dnl         if test ! -x "$JAVA_HOME/bin/javac"; then
 343 dnl             AC_MSG_ERROR([missing $JAVA_HOME/bin/javac binary])
 344 dnl         else
 345 dnl             JAVAC="$JAVA_HOME/bin/javac"
 346 dnl         fi
 347 dnl         if test ! -x "$JAVA_HOME/bin/javah"; then
 348 dnl             AC_MSG_ERROR([missing $JAVA_HOME/bin/javah binary])
 349 dnl         else
 350 dnl             JAVAH="$JAVA_HOME/bin/javah"
 351 dnl         fi
 352 dnl         if test ! -x "$JAVA_HOME/bin/javadoc"; then
 353 dnl             AC_MSG_ERROR([missing $JAVA_HOME/bin/javadoc binary])
 354 dnl         else
 355 dnl             JAVADOC="$JAVA_HOME/bin/javadoc"
 356 dnl         fi
 357 dnl         if test ! -x "$JAVA_HOME/bin/jar"; then
 358 dnl             AC_MSG_ERROR([missing $JAVA_HOME/bin/jar binary])
 359 dnl         else
 360 dnl             JAR="$JAVA_HOME/bin/jar"
 361 dnl         fi
 362 dnl         java_version=`$JAVA -version 2>&1 | grep "java version"`
 363 dnl         AC_MSG_RESULT(found $java_version in $JAVA_HOME)
 364
 365 dnl         dnl Find jni.h.
 366 dnl         AC_MSG_CHECKING([for jni.h])
 367 dnl         if test -f "$JAVA_HOME/include/jni.h"; then
 368 dnl             JNI_CFLAGS="-I$JAVA_HOME/include"
 369 dnl         else
 370 dnl             if test "`find $JAVA_HOME -name jni.h`" != ""; then
 371 dnl                 head=`find $JAVA_HOME -name jni.h | tail -1`
 372 dnl                 dir=`dirname "$head"`
 373 dnl                 JNI_CFLAGS="-I$dir"
 374 dnl             else
 375 dnl                 AC_MSG_FAILURE([missing jni.h header file])
 376 dnl             fi
 377 dnl         fi
 378 dnl         AC_MSG_RESULT([$JNI_CFLAGS])
 379
 380 dnl         dnl Find jni_md.h.
 381 dnl         AC_MSG_CHECKING([for jni_md.h])
 382 dnl         case "$build_os" in
 383 dnl         *linux*) system="linux" ;;
 384 dnl         *SunOS*) system="solaris" ;;
 385 dnl         *cygwin*) system="win32" ;;
 386 dnl         *) system="$build_os" ;;
 387 dnl         esac
 388 dnl         if test -f "$JAVA_HOME/include/$system/jni_md.h"; then
 389 dnl             JNI_CFLAGS="$JNI_CFLAGS -I$JAVA_HOME/include/$system"
 390 dnl         else
 391 dnl             if test "`find $JAVA_HOME -name jni_md.h`" != ""; then
 392 dnl                 head=`find $JAVA_HOME -name jni_md.h | tail -1`
 393 dnl                 dir=`dirname "$head"`
 394 dnl                 JNI_CFLAGS="$JNI_CFLAGS -I$dir"
 395 dnl             else
 396 dnl                 AC_MSG_FAILURE([missing jni_md.h header file])
 397 dnl             fi
 398 dnl         fi
 399 dnl         AC_MSG_RESULT([$JNI_CFLAGS])
 400
 401 dnl         dnl Need extra version flag?
 402 dnl         AC_MSG_CHECKING([extra javac flags])
 403 dnl         JAVAC_FLAGS=
 404 dnl         javac_version=`$JAVAC -version 2>&1`
 405 dnl         case "$javac_version" in
 406 dnl         *Eclipse*)
 407 dnl             JAVAC_FLAGS="-source 1.5" ;;
 408 dnl         esac
 409 dnl         AC_MSG_RESULT([$JAVAC_FLAGS])
 410
 411 dnl         dnl Where to install jarfiles.
 412 dnl         dnl XXX How to make it configurable?
 413 dnl         JAR_INSTALL_DIR=\${prefix}/share/java
 414 dnl         JNI_INSTALL_DIR=\${libdir}
 415
 416 dnl         dnl JNI version.
 417 dnl         jni_major_version=`echo "$VERSION" | awk -F. '{print $1}'`
 418 dnl         jni_minor_version=`echo "$VERSION" | awk -F. '{print $2}'`
 419 dnl         jni_micro_version=`echo "$VERSION" | awk -F. '{print $3}'`
 420 dnl         JNI_VERSION_INFO=`expr "$jni_major_version" + "$jni_minor_version"`":$jni_micro_version:$jni_minor_version"
 421 dnl     fi
 422 dnl fi
 423
 424 dnl AC_SUBST(JAVA_HOME)
 425 dnl AC_SUBST(JAVA)
 426 dnl AC_SUBST(JAVAC)
 427 dnl AC_SUBST(JAVAH)
 428 dnl AC_SUBST(JAVADOC)
 429 dnl AC_SUBST(JAR)
 430 dnl AC_SUBST(JNI_CFLAGS)
 431 dnl AC_SUBST(JAVAC_FLAGS)
 432 dnl AC_SUBST(JAR_INSTALL_DIR)
 433 dnl AC_SUBST(JNI_INSTALL_DIR)
 434 dnl AC_SUBST(JNI_VERSION_INFO)
 435
 436 dnl AM_CONDITIONAL([HAVE_JAVA],[test -n "$JAVAC"])
 437
 438 dnl dnl Check for Haskell (GHC).
 439 dnl AC_CHECK_PROG([GHC],[ghc],[ghc],[no])
 440
 441 dnl AM_CONDITIONAL([HAVE_HASKELL],
 442 dnl     [test "x$GHC" != "xno"])
 443
 444 dnl Produce output files.
 445 AC_CONFIG_HEADERS([config.h])
 446 AC_CONFIG_FILES([Makefile
 447                  generator/Makefile
 448                  gnulib/lib/Makefile
 449                  gnulib/tests/Makefile
 450                  hivex.pc
 451                  images/Makefile
 452                  lib/Makefile
 453                  lib/tools/Makefile
 454                  ocaml/Makefile ocaml/META
 455                  perl/Makefile perl/Makefile.PL
 456                  python/Makefile
 457                  po/Makefile.in
 458                  regedit/Makefile
 459                  sh/Makefile
 460                  xml/Makefile])
 461 AC_OUTPUT
 462
 463 dnl Produce summary.
 464 echo
 465 echo
 466 echo "------------------------------------------------------------"
 467 echo "Thank you for downloading $PACKAGE_STRING"
 468 echo
 469 echo "This is how we have configured the optional components for you today:"
 470 echo
 471 echo -n "OCaml bindings ...................... "
 472 if test "x$HAVE_OCAML_TRUE" = "x"; then echo "yes"; else echo "no"; fi
 473 echo -n "Perl bindings ....................... "
 474 if test "x$HAVE_PERL_TRUE" = "x"; then echo "yes"; else echo "no"; fi
 475 echo -n "Python bindings ..................... "
 476 if test "x$HAVE_PYTHON_TRUE" = "x"; then echo "yes"; else echo "no"; fi
 477 dnl echo -n "Ruby bindings ....................... "
 478 dnl if test "x$HAVE_RUBY_TRUE" = "x"; then echo "yes"; else echo "no"; fi
 479 dnl echo -n "Java bindings ....................... "
 480 dnl if test "x$HAVE_JAVA_TRUE" = "x"; then echo "yes"; else echo "no"; fi
 481 dnl echo -n "Haskell bindings .................... "
 482 dnl if test "x$HAVE_HASKELL" = "x"; then echo "yes"; else echo "no"; fi
 483 echo
 484 echo "If any optional component is configured 'no' when you expected 'yes'"
 485 echo "then you should check the preceeding messages."
 486 echo
 487 echo "Please report bugs back to the mailing list:"
 488 echo "http://www.redhat.com/mailman/listinfo/libguestfs"
 489 echo
 490 echo "Next you should type 'make' to build the package,"
 491 echo "then 'make check' to run the tests."
 492 echo "------------------------------------------------------------"