AC_DEFUN([gcc_AC_COMPILE_CHECK_SIZEOF],
[changequote(<<, >>)define(<<AC_TYPE_NAME>>, translit(sizeof_$1, [a-z *], [A-Z_P]))define(<<AC_CV_NAME>>, translit(ac_cv_sizeof_$1, [ *], [_p]))changequote([, ])AC_MSG_CHECKING(size of $1)
AC_CACHE_VAL(AC_CV_NAME,
[for ac_size in 4 8 1 2 16 $3 ; do AC_TRY_COMPILE([$2
], [switch (0) case 0: case (sizeof ($1) == $ac_size):;], AC_CV_NAME=$ac_size)
if test x$AC_CV_NAME != x ; then break; fi
done
])
if test x$AC_CV_NAME = x ; then
AC_MSG_ERROR([cannot determine a size for $1])
fi
AC_MSG_RESULT($AC_CV_NAME)
AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME, [The number of bytes in type $1])
undefine([AC_TYPE_NAME])undefine([AC_CV_NAME])])
AC_DEFUN([gcc_AC_EXAMINE_OBJECT],
[AC_LANG_SAVE
AC_LANG_C
cat > conftest.$ac_ext <<EOF
[$1
]EOF
if AC_TRY_EVAL(ac_compile); then
od -c conftest.o |
sed ['s/^[0-7]*[ ]*/ /
s/\*/./g
s/ \\n/*/g
s/ [0-9][0-9][0-9]/./g
s/ \\[^ ]/./g'] |
tr -d '
' | tr -s '*' '
' | fold | sed '$a\
' > conftest.dmp
$2
ifelse($3, , , else
$3
)fi
rm -rf conftest*
AC_LANG_RESTORE])
AC_DEFUN([fastjar_AC_COMPILE_C_BIGENDIAN],
[AC_CACHE_CHECK(byte ordering, ac_cv_c_compile_endian,
[ac_cv_c_compile_endian=unknown
gcc_AC_EXAMINE_OBJECT([
/* This structure must have no internal padding. */
struct {
char prefix[sizeof "\nendian:" - 1];
short word;
char postfix[2];
} tester = {
"\nendian:",
('A' << (CHAR_BIT * 3)) | ('B' << (CHAR_BIT * 2)) |
('A' << CHAR_BIT) | 'B',
'X', '\n'
};],
[if grep 'endian:AB' conftest.dmp >/dev/null 2>&1; then
ac_cv_c_compile_endian=big-endian
elif grep 'endian:BA' conftest.dmp >/dev/null 2>&1; then
ac_cv_c_compile_endian=little-endian
fi])
])
if test $ac_cv_c_compile_endian = unknown; then
AC_MSG_ERROR([*** unable to determine endianness])
elif test $ac_cv_c_compile_endian = big-endian; then
AC_DEFINE(WORDS_BIG_ENDIAN, 1,
[Define if the host machine stores words of multi-word integers in
big-endian order.])
fi
])
AC_DEFUN(gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG,
[AC_CACHE_CHECK([if mkdir takes one argument], gcc_cv_mkdir_takes_one_arg,
[AC_TRY_COMPILE([
gcc_cv_mkdir_takes_one_arg=no, gcc_cv_mkdir_takes_one_arg=yes)])
if test $gcc_cv_mkdir_takes_one_arg = yes ; then
AC_DEFINE(MKDIR_TAKES_ONE_ARG, 1, [Define if host mkdir takes a
single argument.])
fi
])
AC_DEFUN(AM_INIT_AUTOMAKE,
[AC_REQUIRE([AC_PROG_INSTALL])
PACKAGE=[$1]
AC_SUBST(PACKAGE)
VERSION=[$2]
AC_SUBST(VERSION)
if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
fi
ifelse([$3],,
AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package]))
AC_REQUIRE([AM_SANITY_CHECK])
AC_REQUIRE([AC_ARG_PROGRAM])
missing_dir=`cd $ac_aux_dir && pwd`
AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
AC_REQUIRE([AC_PROG_MAKE_SET])])
AC_DEFUN(AM_SANITY_CHECK,
[AC_MSG_CHECKING([whether build environment is sane])
sleep 1
echo timestamp > conftestfile
if (
set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
if test "[$]*" = "X"; then
set X `ls -t $srcdir/configure conftestfile`
fi
if test "[$]*" != "X $srcdir/configure conftestfile" \
&& test "[$]*" != "X conftestfile $srcdir/configure"; then
AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken
alias in your environment])
fi
test "[$]2" = conftestfile
)
then
:
else
AC_MSG_ERROR([newly created file is older than distributed files!
Check your system clock])
fi
rm -f conftest*
AC_MSG_RESULT(yes)])
AC_DEFUN(AM_MISSING_PROG,
[AC_MSG_CHECKING(for working $2)
if ($2 --version) < /dev/null > /dev/null 2>&1; then
$1=$2
AC_MSG_RESULT(found)
else
$1="$3/missing $2"
AC_MSG_RESULT(missing)
fi
AC_SUBST($1)])
AC_DEFUN(AM_CONFIG_HEADER,
[AC_PREREQ([2.12])
AC_CONFIG_HEADER([$1])
AC_OUTPUT_COMMANDS(changequote(<<,>>)ifelse(patsubst(<<$1>>, <<[^ ]>>, <<>>), <<>>,
<<test -z "<<$>>CONFIG_HEADERS" || echo timestamp > patsubst(<<$1>>, <<^\([^:]*/\)?.*>>, <<\1>>)stamp-h<<>><<am_indx=1
for am_file in <<$1>>; do
case " <<$>>CONFIG_HEADERS " in
*" <<$>>am_file "*<<)>>
echo timestamp > `echo <<$>>am_file | sed -e 's%:.*%%' -e 's%[^/]*$%%'`stamp-h$am_indx
;;
esac
am_indx=`expr "<<$>>am_indx" + 1`
done<<>>changequote([,]))])
AC_DEFUN(AM_MAINTAINER_MODE,
[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
AC_ARG_ENABLE(maintainer-mode,
[ --enable-maintainer-mode enable make rules and dependencies not useful
(and sometimes confusing) to the casual installer],
USE_MAINTAINER_MODE=$enableval,
USE_MAINTAINER_MODE=no)
AC_MSG_RESULT($USE_MAINTAINER_MODE)
AM_CONDITIONAL(MAINTAINER_MODE, test $USE_MAINTAINER_MODE = yes)
MAINT=$MAINTAINER_MODE_TRUE
AC_SUBST(MAINT)]
)
AC_DEFUN(AM_CONDITIONAL,
[AC_SUBST($1_TRUE)
AC_SUBST($1_FALSE)
if $2; then
$1_TRUE=
$1_FALSE='else
$1_TRUE=' $1_FALSE=
fi])