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# serial 1
dnl this was once done by Katsumi Yamaoka <yamaoka@jpl.org>, but
dnl pretty much no original code remains.
dnl EMACS_LISP takes 5 arguments. $1 is the name of the shell
dnl variable to assign a value, $2 is a Lisp expression placed into
dnl shell double quotes (which has consequences for quoting and
dnl variable expansion). $3 is a list of Emacs options evaluated before
dnl the expression itself, $4 is a list of Elisp variables that is
dnl assigned from the command line arguments from $5.
AC_DEFUN(EMACS_LISP, [
elisp="$2"
OUTPUT=./conftest-$$
echo "${EMACS}" -batch $3 -eval "(let* (patsubst([$4], [\w+], [(\&(pop command-line-args-left))])(x ${elisp})) (write-region (if (stringp x) x (prin1-to-string x)) nil \"${OUTPUT}\"))" $5 >& AC_FD_CC 2>&1
"${EMACS}" -batch $3 -eval "(let* (patsubst([$4], [\w+], [(\&(pop command-line-args-left))])(x ${elisp})) (write-region (if (stringp x) x (prin1-to-string x)) nil \"${OUTPUT}\"))" $5 >& AC_FD_CC 2>&1
$1="`cat ${OUTPUT}`"
echo "=> ${1}" >& AC_FD_CC 2>&1
rm -f ${OUTPUT}
])
# This generates a prefix variables $1 from the executable in $2.
# The executable is searched in PATH, and a potential bin/ or
# bin/architecture/ component is stripped from it.
AC_DEFUN(EMACS_PATH_PREFIX,[
EMACS_LISP([$1],[[(condition-case nil (let*
((prefix (directory-file-name (file-name-directory (executable-find cmd))))
(parent (directory-file-name (file-name-directory prefix))))
(if (string= (file-name-nondirectory prefix) \"bin\")
(setq prefix parent)
(if (string= (file-name-nondirectory parent) \"bin\")
(setq prefix (directory-file-name (file-name-directory parent)))))
prefix) (error "NONE"))]],[[-no-site-file]],[[cmd]],[$2])])
AC_DEFUN(EMACS_PROG_EMACS, [
# Check for (X)Emacs, report its path, flavor and prefix
# Apparently, if you run a shell window in Emacs, it sets the EMACS
# environment variable to 't'. Let's undo the damage.
if test "${EMACS}" = "t"; then
EMACS=""
fi
AC_ARG_WITH(emacs,
[ --with-emacs@<:@=PATH@:>@ Use Emacs to build (on PATH if given)],
[if test "${withval}" = "yes"; then EMACS=emacs
else if test "${withval}" = "no"; then EMACS=xemacs
else EMACS="${withval}"; fi ; fi])
AC_ARG_WITH(xemacs,
[ --with-xemacs@<:@=PATH@:>@ Use XEmacs to build (on PATH if given)],
[if test "${withval}" = "yes"; then EMACS=xemacs;
else if test "${withval}" = "no"; then EMACS=emacs
else EMACS="${withval}"; fi ; fi])
# "${prefix}/bin" is for Windows users
AC_PATH_PROGS(EMACS, ${EMACS} emacs xemacs, "", ${PATH} "${prefix}/bin" )
if test -z "${EMACS}"; then
AC_MSG_ERROR([(X)Emacs not found! Aborting!])
fi
AC_MSG_CHECKING([if ${EMACS} is XEmacs])
EMACS_LISP(XEMACS,
[[(if (featurep (quote xemacs)) \"yes\" \"no\")]],[[-no-site-file]])
if test "${XEMACS}" = "yes"; then
EMACS_FLAVOR=xemacs
EMACS_NAME="XEmacs"
else
if test "${XEMACS}" = "no"; then
EMACS_FLAVOR=emacs
EMACS_NAME="Emacs"
else
AC_MSG_ERROR([Unable to run ${EMACS}! Aborting!])
fi
fi
AC_MSG_RESULT(${XEMACS})
AC_SUBST(XEMACS)
AC_SUBST(EMACS_FLAVOR)
AC_MSG_CHECKING([for ${EMACS_NAME} prefix])
EMACS_PATH_PREFIX([[emacsprefix]],[["${EMACS}"]])
AC_MSG_RESULT([["${emacsprefix}"]])
])
AC_DEFUN(EMACS_CHECK_VERSION, [
AC_MSG_CHECKING([if ${EMACS_NAME} is recent enough])
EMACS_LISP(result,[(cond ((< emacs-major-version $1) \"no\")
((> emacs-major-version $1) \"yes\")
((< emacs-minor-version 0$2) \"no\")
(t \"yes\"))],[[-no-site-file]])
AC_MSG_RESULT([${result}])
if test "${result}" != "yes"
then
AC_MSG_ERROR([This package requires at least ${EMACS_NAME} version $1.$2 Aborting!])
fi
])
dnl Look for an installation directory under given prefixes.
dnl $1 is the variable name we are looking for.
dnl $2 is a list of prefixes to try as a list of shell words
dnl $3 is a Lisp expression giving a list of directory names
dnl those should be be either nil or a relative path like "tex/latex".
dnl Those names are tried in turn, and every one of them is matched
dnl against the tail of each location in $4. nil matches everything,
dnl it is a wildcard.
dnl $4 is Lisp expression giving a list of locations where to find names.
dnl A location is only considered if it is nonnil, an existing
dnl absolute directory,
dnl and is a subdirectory of one of the given prefixes.
dnl $5,$6,$7 are additional arguments for the elisp call
AC_DEFUN(EMACS_EXAMINE_INSTALLATION_DIR,
[ for currentprefix in $2
do
expprefix="${currentprefix}"
AC_FULL_EXPAND(expprefix)
EMACS_LISP([$1],
[(catch 22
(let (reldir (dirs $4))
(dolist (name $3 \"NONE\")
(dolist (dir dirs)
(when (and dir
(setq dir (directory-file-name dir))
(file-name-absolute-p dir)
(file-directory-p dir)
(not (string-match \"\\\\\`\\\\.\\\\.\"
(setq reldir (file-relative-name dir expanded))))
(let ((name name) (dir dir))
(while (and dir name
(string= (file-name-nondirectory dir)
(file-name-nondirectory name))
(setq dir (file-name-directory dir)
name (file-name-directory name))
(if (and dir name)
(setq dir (directory-file-name dir)
name (directory-file-name name)))))
(null name))
(throw 22
(if (string= reldir \".\") (directory-file-name prefix)
(concat (file-name-as-directory prefix)
reldir)))))))))],[$5],
[prefix expanded $6],["${currentprefix}" "${expprefix}" $7])
if test "[$]$1" != NONE; then break; fi; done])
AC_DEFUN(EMACS_PATH_PACKAGEDIR,
[AC_ARG_WITH(packagedir,
[ --with-packagedir=DIR package DIR for XEmacs],
[packagedir="`echo ${withval} | sed 's/^~\//${HOME}\//;s/[[\/\\]]$//'`"],
[if test ${EMACS_FLAVOR} = xemacs; then
AC_MSG_CHECKING([for XEmacs package directory])
EMACS_EXAMINE_INSTALLATION_DIR(packagedir,
[['${datadir}/xemacs/xemacs-packages' \
'${libdir}/xemacs/xemacs-packages' \
'${datadir}' '${libdir}' "${emacsprefix}"]],
[[(list \"xemacs/site-packages\" \"xemacs/xemacs-packages\"
\"site-packages\" \"xemacs-packages\")]],
[[(append late-packages last-packages early-packages)]])
if test "x${packagedir}" = xNONE -o -z "${packagedir}"; then
AC_MSG_ERROR([not found, exiting!])
fi
AC_MSG_RESULT(${packagedir})
else
packagedir=no
fi])
AC_SUBST(packagedir)])
AC_DEFUN(EMACS_PATH_LISPDIR, [
AC_MSG_CHECKING([where lisp files go])
AC_ARG_WITH(lispdir,
[ --with-lispdir=DIR Where to install the $1 file, note
that most of the package will be relative to it.],
[[lispdir="${withval}"]],
[if test "${EMACS_FLAVOR}" = 'emacs'; then
# Test paths relative to prefixes
EMACS_EXAMINE_INSTALLATION_DIR(lispdir,
[['${datadir}/emacs' '${libdir}/emacs' "${emacsprefix}/share/emacs" \
'${datadir}' '${libdir}' "${emacsprefix}"]],
[[(list \"emacs/site-lisp\" \"emacs/site-packages\"
\"site-lisp\" \"site-packages\")]], load-path)
if test "${lispdir}" = "NONE"; then
# No? notify user.
AC_MSG_ERROR([Cannot locate lisp directory,
use --with-lispdir, --datadir, or possibly --prefix to rectify this])
fi
else
# XEmacs
lispdir="${packagedir}/lisp"
fi
])
AC_MSG_RESULT([[${lispdir}]])
AC_SUBST(lispdir)
])
AC_DEFUN(TEX_PATH_TEXMFDIR,
[
AC_ARG_WITH(texmf-dir,[ --with-texmf-dir=DIR TEXMF tree to install into],
[ texmfdir="${withval}" ;
AC_FULL_EXPAND(withval)
if test ! -d "${withval}" ; then
AC_MSG_ERROR([--with-texmf-dir="${texmfdir}": Directory does not exist])
fi
previewtexmfdir='${texmfdir}/tex/latex/preview'
previewdocdir='${texmfdir}/doc/latex/styles'
])
AC_ARG_WITH(tex-dir,
[ --with-tex-dir=DIR Location to install preview TeX sources],
[ previewtexmfdir="${withval}" ;
AC_FULL_EXPAND(withval)
if test ! -d "${withval}" ; then
AC_MSG_ERROR([--with-tex-dir="${previewtexmfdir}": Directory does not exist])
fi
])
AC_ARG_WITH(doc-dir,
[ --with-doc-dir=DIR Location to install preview.dvi],
[ previewdocdir="${withval}" ;
AC_FULL_EXPAND(withval)
if test ! -d "${withval}" ; then
AC_MSG_ERROR([--with-doc-dir="${previewdocdir}": Directory does not exist])
fi
])
# First check for docstrip.cfg information -- removed. Too high
# likelihood to pick up a user preference instead of a system setting.
# Next
# kpsepath -n latex tex
# and then go for the following in its output:
# a) first path component in datadir/prefix ending in tex/latex// (strip trailing
# // and leading !!): "Searching for TDS-compliant directory." Install
# in preview subdirectory.
# b) first absolute path component ending in // "Searching for directory
# hierarchy" Install in preview subdirectory.
# c) anything absolute. Install both files directly there.
if test -z "${previewtexmfdir}" -o "${previewtexmfdir}" = no ; then
AC_MSG_CHECKING([for prefix from kpsepath])
EMACS_PATH_PREFIX(texprefix,kpsepath)
if test "x${texprefix}" != "xNONE"
then
AC_MSG_RESULT([["${texprefix}"]])
AC_MSG_CHECKING([for TDS-compliant directory])
pathoutput="`kpsepath -n latex tex`"
EMACS_EXAMINE_INSTALLATION_DIR(texmfdir,
[['${datadir}/texmf' "${texprefix}/share/texmf-local" "${texprefix}/share/texmf" "${texprefix}/texmf-local" "${texprefix}/texmf"]],
[[(list nil)]],
[[(mapcar (lambda(x)
(and (string-match \"\\\\\`!*\\\\(.*\\\\)/tex/latex//+\\\\'\" x)
(match-string 1 x)))
(append (split-string pathoutput \";\")
(split-string pathoutput \":\")))]],
[[-no-site-file]],
[[pathoutput]],[["${pathoutput}"]])
if test -n "${texmfdir}" -a "${texmfdir}" != "NONE" ; then
previewdocdir='${texmfdir}/doc/latex/styles'
previewtexmfdir='${texmfdir}/tex/latex/preview'
fi
if test -z "${previewtexmfdir}" -o "${previewtexmfdir}" = no ; then
AC_MSG_RESULT([no])
AC_MSG_CHECKING([for TeX directory hierarchy])
EMACS_EXAMINE_INSTALLATION_DIR(texmfdir,
[['${datadir}/texmf' "${texprefix}/share/texmf-local" "${texprefix}/share/texmf" "${texprefix}/texmf-local" "${texprefix}/texmf" '${datadir}' "${texprefix}/share" "${texprefix}"]],
[[(list nil)]],
[[(mapcar (lambda(x)
(and (string-match \"\\\\\`!*\\\\(.*[^/]\\\\)//+\\\\'\" x)
(match-string 1 x)))
(append (split-string pathoutput \";\")
(split-string pathoutput \":\")))]],
[[-no-site-file]],
[[pathoutput]],[["${pathoutput}"]])
if test -n "${texmfdir}" -a "${texmfdir}" != "NONE" ; then
previewtexmfdir='${texmfdir}/preview'
previewdocdir='${texmfdir}/preview'
fi
fi
if test -z "${previewtexmfdir}" -o "${previewtexmfdir}" = no ; then
AC_MSG_RESULT([no])
AC_MSG_CHECKING([for TeX input directory])
EMACS_EXAMINE_INSTALLATION_DIR(texmfdir,
[['${datadir}' "${texprefix}/share" "${texprefix}"]],
[[(list nil)]],
[[(mapcar (lambda(x)
(and (string-match \"\\\\\`!*\\\\(.*[^/]\\\\)/?\\\\'\" x)
(match-string 1 x)))
(append (split-string pathoutput \";\")
(split-string pathoutput \":\")))]],
[[-no-site-file]],
[[pathoutput]],[["${pathoutput}"]])
if test -n "${texmfdir}" -a "${texmfdir}" != "NONE" ; then
previewtexmfdir='${texmfdir}'
previewdocdir='${texmfdir}'
fi
fi
fi
fi
if test -z "${previewtexmfdir}" -o "${previewtexmfdir}" = no ; then
AC_MSG_RESULT([no])
AC_MSG_ERROR([Cannot find the texmf directory!
Please use --with-texmf-dir=dir to specify where the preview tex files go])
fi
AC_MSG_RESULT(${texmfdir})
echo Preview will be placed in ${previewtexmfdir}
echo Preview docs will be placed in ${previewdocdir}
AC_SUBST(texmfdir)
AC_SUBST(previewtexmfdir)
AC_SUBST(previewdocdir)])
AC_DEFUN(AC_FULL_EXPAND,
[ __ac_tmp_oldprefix__="${prefix}"
if test "x${prefix}" = x -o "x${prefix}" = "xNONE"
then
prefix="${ac_default_prefix}"
fi
while :;do case "[$]$1" in *\[$]*) __ac_tmp__='s/[[\`"-"]]/\\&/g'
eval "$1=`sed ${__ac_tmp__} <<EOF
[$]$1
EOF
`";; *) break ;; esac; done
prefix="${__ac_tmp_oldprefix__}" ])
AC_DEFUN(AC_CHECK_PROG_REQUIRED, [
AC_CHECK_PROG($1, $2, NONE)
if test "${$1}"x = NONEx ; then
AC_MSG_ERROR([$3])
fi
])
AC_DEFUN(AC_CHECK_PROGS_REQUIRED, [
AC_CHECK_PROGS($1, $2, NONE)
if test "${$1}"x = NONEx ; then
AC_MSG_ERROR([$3])
fi
])
AC_DEFUN(AC_PATH_PROG_REQUIRED, [
AC_PATH_PROG($1, $2, NONE)
if test "${$1}"x = NONEx ; then
AC_MSG_ERROR([$3])
fi
])
AC_DEFUN(AC_PATH_PROGS_REQUIRED, [
AC_PATH_PROGS($1, $2, NONE)
if test "${$1}"x = NONEx ; then
AC_MSG_ERROR([$3])
fi
])
dnl
dnl Check whether a function exists in a library
dnl All '_' characters in the first argument are converted to '-'
dnl
AC_DEFUN(EMACS_CHECK_LIB, [
if test -z "$3"; then
AC_MSG_CHECKING(for $2 in $1)
fi
library=`echo $1 | tr _ -`
EMACS_LISP(EMACS_cv_SYS_$1,(progn (fmakunbound '$2) (condition-case nil (progn (require '${library}) (fboundp '$2)) (error (prog1 nil (message \"${library} not found\"))))))
if test "${EMACS_cv_SYS_$1}" = "nil"; then
EMACS_cv_SYS_$1=no
fi
if test "${EMACS_cv_SYS_$1}" = "t"; then
EMACS_cv_SYS_$1=yes
fi
HAVE_$1=${EMACS_cv_SYS_$1}
AC_SUBST(HAVE_$1)
if test -z "$3"; then
AC_MSG_RESULT(${HAVE_$1})
fi
])
dnl
dnl Check whether a library is require'able
dnl All '_' characters in the first argument are converted to '-'
dnl
AC_DEFUN(EMACS_CHECK_REQUIRE, [
if test -z "$2"; then
AC_MSG_CHECKING(for $1)
fi
library=`echo $1 | tr _ -`
EMACS_LISP($1,
[(condition-case nil (require '${library} ) \
(error (prog1 nil (message \"${library} not found\"))))])
if test "$$1" = "nil"; then
$1=no
fi
if test "$$1" = "${library}"; then
$1=yes
fi
HAVE_$1=$$1
AC_SUBST(HAVE_$1)
if test -z "$2"; then
AC_MSG_RESULT(${HAVE_$1})
fi
])
dnl
dnl Perform sanity checking and try to locate the auctex package
dnl
AC_DEFUN(EMACS_CHECK_AUCTEX, [
AC_MSG_CHECKING(for the location of AUCTeX's tex-site.el)
AC_ARG_WITH(tex-site,[ --with-tex-site=DIR Location of AUCTeX's tex-site.el, if not standard],
[ auctexdir="${withval}" ;
AC_FULL_EXPAND(withval)
if test ! -d "${withval}" ; then
AC_MSG_ERROR([--with-tex-site=${auctexdir}: Directory does not exist])
fi
])
if test -z "${auctexdir}" ; then
AC_CACHE_VAL(EMACS_cv_ACCEPTABLE_AUCTEX,[
EMACS_LISP(EMACS_cv_ACCEPTABLE_AUCTEX,
[[(condition-case nil
(directory-file-name (file-name-directory
(locate-library \"tex-site\")))
(error \"\"))]])
if test -z "${EMACS_cv_ACCEPTABLE_AUCTEX}" ; then
AC_MSG_ERROR([Can't find AUCTeX! Please install it!
Check the PROBLEMS file for details.])
fi
])
auctexdir="${EMACS_cv_ACCEPTABLE_AUCTEX}"
fi
AC_MSG_RESULT(${auctexdir})
AC_SUBST(auctexdir)
])
dnl
dnl Check (X)Emacs supports Mule.
dnl
AC_DEFUN(EMACS_CHECK_MULE, [
AC_MSG_CHECKING(for mule support)
EMACS_CHECK_REQUIRE(mule,silent)
if test "${HAVE_mule}" = "yes"; then
COMPILE_MULE="tex-jp.el"
CONTRIB_MULEELC="tex-jp.elc"
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
AC_SUBST(COMPILE_MULE)
AC_SUBST(CONTRIB_MULEELC)
])
dnl
dnl MAKEINFO_CHECK_MACRO( MACRO, [ACTION-IF-FOUND
dnl [, ACTION-IF-NOT-FOUND]])
dnl
AC_DEFUN(MAKEINFO_CHECK_MACRO,
[if test -n "${MAKEINFO}" -a "${makeinfo}" != ":"; then
AC_MSG_CHECKING([if ${MAKEINFO} understands @$1{}])
echo \\\\input texinfo > conftest.texi
echo @$1{test} >> conftest.texi
if ${MAKEINFO} conftest.texi > /dev/null 2> /dev/null; then
AC_MSG_RESULT(yes)
ifelse([$2], , :, [$2])
else
AC_MSG_RESULT(no)
ifelse([$3], , :, [$3])
fi
rm -f conftest.texi conftest.info
fi
])
dnl
dnl MAKEINFO_CHECK_MACROS( MACRO ... [, ACTION-IF-FOUND
dnl [, ACTION-IF-NOT-FOUND]])
dnl
AC_DEFUN(MAKEINFO_CHECK_MACROS,
[for ac_macro in $1; do
MAKEINFO_CHECK_MACRO(${ac_macro}, $2,
[MAKEINFO_MACROS="-D no-${ac_macro} ${MAKEINFO_MACROS}"
$3])dnl
done
AC_SUBST(MAKEINFO_MACROS)
])
AC_DEFUN(AC_SHELL_QUOTIFY,
[$1=["`sed 's/[^-0-9a-zA-Z_./:$]/\\\\&/g;s/[$]\\\\[{(]\\([^)}]*\\)\\\\[})]/${\\1}/g' <<EOF]
[$]$1
EOF
`"])
dnl
dnl Check if build directory is valid.
dnl The directory should not be part of `load-path'
dnl
AC_DEFUN(VALID_BUILD_DIR, [
AC_MSG_CHECKING([if build directory is valid])
EMACS_LISP(valid_build_dir,
[[(if (or (member (directory-file-name default-directory) load-path)\
(member (file-name-as-directory default-directory) load-path))\
\"no\" \"yes\")]])
if test "${valid_build_dir}" = "no"; then
AC_MSG_ERROR([Build directory inside load-path! Aborting!])
else
AC_MSG_RESULT([yes])
fi
])
# AUCTEX_AUTO_DIR
# ---------------
# Set the directory containing AUCTeX automatically generated global style
# hooks.
AC_DEFUN(AUCTEX_AUTO_DIR,
[AC_MSG_CHECKING([where automatically generated global style hooks go])
AC_ARG_WITH(auto-dir,
[ --with-auto-dir=DIR directory containing AUCTeX automatically generated
global style hooks],
[autodir="${withval}"
autodir_expanded="${autodir}"
AC_FULL_EXPAND(autodir_expanded)],
[autodir='${localstatedir}/auctex'
autodir_expanded="${autodir}"
AC_FULL_EXPAND(autodir_expanded)
])
AC_MSG_RESULT([${autodir}, expanded to ${autodir_expanded}])
AC_SUBST(autodir)
AC_SUBST(autodir_expanded)
])
# AC_LISPIFY_DIR
# First argument is a variable name where a lisp expression is to be
# substituted with AC_SUBST and "lisp" prepended.
# If the expression is not an absolute path, it is evaluated relative
# to the current file name.
AC_DEFUN(AC_LISPIFY_DIR,[
tmpdir="[$]{$1}"
AC_FULL_EXPAND(tmpdir)
EMACS_LISP([lisp$1],[[(progn (setq path (directory-file-name path))
(unless (string= (car load-path) (directory-file-name (car load-path)))
(setq path (file-name-as-directory path)))
(prin1-to-string
(if (file-name-absolute-p path)
(expand-file-name path)
(backquote (expand-file-name (, path)
(file-name-directory load-file-name))))))]],-no-site-file,path,["${tmpdir}"])
AC_SUBST([lisp$1])])
# AC_MAKE_FILENAME_ABSOLUTE
# This makes variable $1 absolute if it is not already so, by prepending
# $2 as a string. This won't work in Windows with drive-relative path names.
# Just don't use them.
AC_DEFUN(AC_MAKE_FILENAME_ABSOLUTE,[
tmpdir="[$]{$1}"
AC_FULL_EXPAND(tmpdir)
case "${tmpdir}" in
[[\\/]]* | ?:[[\\/]]* ) # Absolute
;;
*)
$1=$2"[$]{$1}";;
esac
AC_SUBST([$1])])
AC_DEFUN(EMACS_LISP_RELATIVE,[
AC_ARG_WITH($1,[[ --with-$1=DIR Where to find $2,
relative to the Lisp startup file.]],
[$1=["${withval}"]])
AC_LISPIFY_DIR([$1])])
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