1## ------------------------ -*- Autoconf -*- 2## Emacs LISP file handling 3## From Ulrich Drepper 4## Almost entirely rewritten by Alexandre Oliva 5## ------------------------ 6# Copyright (C) 1996-2021 Free Software Foundation, Inc. 7# 8# This file is free software; the Free Software Foundation 9# gives unlimited permission to copy and/or distribute it, 10# with or without modifications, as long as this notice is preserved. 11 12# AM_PATH_LISPDIR 13# --------------- 14AC_DEFUN([AM_PATH_LISPDIR], 15[AC_PREREQ([2.60])dnl 16 # If set to t, that means we are running in a shell under Emacs. 17 # If you have an Emacs named "t", then use the full path. 18 test x"$EMACS" = xt && EMACS= 19 AC_CHECK_PROGS([EMACS], [emacs xemacs], [no]) 20 AC_ARG_VAR([EMACS], [the Emacs editor command]) 21 AC_ARG_VAR([EMACSLOADPATH], [the Emacs library search path]) 22 AC_ARG_WITH([lispdir], 23 [AS_HELP_STRING([--with-lispdir], 24 [override the default lisp directory])], 25 [ lispdir="$withval" 26 AC_MSG_CHECKING([where .elc files should go]) 27 AC_MSG_RESULT([$lispdir])], 28 [ 29 AC_CACHE_CHECK([where .elc files should go], [am_cv_lispdir], [ 30 if test $EMACS != "no"; then 31 if test x${lispdir+set} != xset; then 32 # If $EMACS isn't GNU Emacs or XEmacs, this can blow up pretty badly 33 # Some emacsen will start up in interactive mode, requiring C-x C-c to exit, 34 # which is non-obvious for non-emacs users. 35 # Redirecting /dev/null should help a bit; pity we can't detect "broken" 36 # emacsen earlier and avoid running this altogether. 37 AC_RUN_LOG([$EMACS -batch -Q -eval '(while load-path (princ (concat (car load-path) "\n")) (setq load-path (cdr load-path)))' </dev/null >conftest.out]) 38 am_cv_lispdir=`sed -n \ 39 -e 's,/$,,' \ 40 -e '/.*\/lib\/x*emacs\/site-lisp$/{s,.*/lib/\(x*emacs/site-lisp\)$,${libdir}/\1,;p;q;}' \ 41 -e '/.*\/share\/x*emacs\/site-lisp$/{s,.*/share/\(x*emacs/site-lisp\),${datarootdir}/\1,;p;q;}' \ 42 conftest.out` 43 rm conftest.out 44 fi 45 fi 46 test -z "$am_cv_lispdir" && am_cv_lispdir='${datadir}/emacs/site-lisp' 47 ]) 48 lispdir="$am_cv_lispdir" 49]) 50AC_SUBST([lispdir]) 51])# AM_PATH_LISPDIR 52