52 lines
2.1 KiB
Plaintext
52 lines
2.1 KiB
Plaintext
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## ------------------------ -*- Autoconf -*-
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## Emacs LISP file handling
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## From Ulrich Drepper
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## Almost entirely rewritten by Alexandre Oliva
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## ------------------------
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# Copyright (C) 1996-2013 Free Software Foundation, Inc.
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#
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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# AM_PATH_LISPDIR
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# ---------------
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AC_DEFUN([AM_PATH_LISPDIR],
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[AC_PREREQ([2.60])dnl
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# If set to t, that means we are running in a shell under Emacs.
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# If you have an Emacs named "t", then use the full path.
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test x"$EMACS" = xt && EMACS=
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AC_CHECK_PROGS([EMACS], [emacs xemacs], [no])
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AC_ARG_VAR([EMACS], [the Emacs editor command])
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AC_ARG_VAR([EMACSLOADPATH], [the Emacs library search path])
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AC_ARG_WITH([lispdir],
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[AS_HELP_STRING([--with-lispdir],
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[override the default lisp directory])],
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[ lispdir="$withval"
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AC_MSG_CHECKING([where .elc files should go])
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AC_MSG_RESULT([$lispdir])],
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[
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AC_CACHE_CHECK([where .elc files should go], [am_cv_lispdir], [
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if test $EMACS != "no"; then
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if test x${lispdir+set} != xset; then
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# If $EMACS isn't GNU Emacs or XEmacs, this can blow up pretty badly
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# Some emacsen will start up in interactive mode, requiring C-x C-c to exit,
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# which is non-obvious for non-emacs users.
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# Redirecting /dev/null should help a bit; pity we can't detect "broken"
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# emacsen earlier and avoid running this altogether.
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AC_RUN_LOG([$EMACS -batch -q -eval '(while load-path (princ (concat (car load-path) "\n")) (setq load-path (cdr load-path)))' </dev/null >conftest.out])
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am_cv_lispdir=`sed -n \
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-e 's,/$,,' \
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-e '/.*\/lib\/x*emacs\/site-lisp$/{s,.*/lib/\(x*emacs/site-lisp\)$,${libdir}/\1,;p;q;}' \
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-e '/.*\/share\/x*emacs\/site-lisp$/{s,.*/share/\(x*emacs/site-lisp\),${datarootdir}/\1,;p;q;}' \
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conftest.out`
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rm conftest.out
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fi
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fi
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test -z "$am_cv_lispdir" && am_cv_lispdir='${datadir}/emacs/site-lisp'
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])
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lispdir="$am_cv_lispdir"
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])
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AC_SUBST([lispdir])
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])# AM_PATH_LISPDIR
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