1# configmake.m4 serial 2 2dnl Copyright (C) 2010-2014 Free Software Foundation, Inc. 3dnl This file is free software; the Free Software Foundation 4dnl gives unlimited permission to copy and/or distribute it, 5dnl with or without modifications, as long as this notice is preserved. 6 7# gl_CONFIGMAKE_PREP 8# ------------------ 9# Guarantee all of the standard directory variables, even when used with 10# autoconf 2.59 (datarootdir wasn't supported until 2.59c, and runstatedir 11# in 2.70) or automake 1.9.6 (pkglibexecdir wasn't supported until 1.10b, 12# and runstatedir in 1.14.1). 13AC_DEFUN([gl_CONFIGMAKE_PREP], 14[ 15 dnl Technically, datadir should default to datarootdir. But if 16 dnl autoconf is too old to provide datarootdir, then reversing the 17 dnl definition is a reasonable compromise. Only AC_SUBST a variable 18 dnl if it was not already defined earlier by autoconf. 19 if test "x$datarootdir" = x; then 20 AC_SUBST([datarootdir], ['${datadir}']) 21 fi 22 dnl Copy the approach used in autoconf 2.60. 23 if test "x$docdir" = x; then 24 AC_SUBST([docdir], [m4_ifset([AC_PACKAGE_TARNAME], 25 ['${datarootdir}/doc/${PACKAGE_TARNAME}'], 26 ['${datarootdir}/doc/${PACKAGE}'])]) 27 fi 28 dnl The remaining variables missing from autoconf 2.59 are easier. 29 if test "x$htmldir" = x; then 30 AC_SUBST([htmldir], ['${docdir}']) 31 fi 32 if test "x$dvidir" = x; then 33 AC_SUBST([dvidir], ['${docdir}']) 34 fi 35 if test "x$pdfdir" = x; then 36 AC_SUBST([pdfdir], ['${docdir}']) 37 fi 38 if test "x$psdir" = x; then 39 AC_SUBST([psdir], ['${docdir}']) 40 fi 41 if test "x$lispdir" = x; then 42 AC_SUBST([lispdir], ['${datarootdir}/emacs/site-lisp']) 43 fi 44 if test "x$localedir" = x; then 45 AC_SUBST([localedir], ['${datarootdir}/locale']) 46 fi 47 dnl Added in autoconf 2.70 48 if test "x$runstatedir" = x; then 49 AC_SUBST([runstatedir], ['${localstatedir}/run']) 50 fi 51 52 dnl Automake 1.9.6 only lacks pkglibexecdir; and since 1.11 merely 53 dnl provides it without AC_SUBST, this blind use of AC_SUBST is safe. 54 AC_SUBST([pkglibexecdir], ['${libexecdir}/${PACKAGE}']) 55]) 56