1 # configmake.m4 serial 1 2 dnl Copyright (C) 2010-2012 Free Software Foundation, Inc. 3 dnl This file is free software; the Free Software Foundation 4 dnl gives unlimited permission to copy and/or distribute it, 5 dnl 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) or automake 11 # 1.9.6 (pkglibexecdir wasn't supported until 1.10b.). 12 AC_DEFUN([gl_CONFIGMAKE_PREP], 13 [ 14 dnl Technically, datadir should default to datarootdir. But if 15 dnl autoconf is too old to provide datarootdir, then reversing the 16 dnl definition is a reasonable compromise. Only AC_SUBST a variable 17 dnl if it was not already defined earlier by autoconf. 18 if test "x$datarootdir" = x; then 19 AC_SUBST([datarootdir], ['${datadir}']) 20 fi 21 dnl Copy the approach used in autoconf 2.60. 22 if test "x$docdir" = x; then 23 AC_SUBST([docdir], [m4_ifset([AC_PACKAGE_TARNAME], 24 ['${datarootdir}/doc/${PACKAGE_TARNAME}'], 25 ['${datarootdir}/doc/${PACKAGE}'])]) 26 fi 27 dnl The remaining variables missing from autoconf 2.59 are easier. 28 if test "x$htmldir" = x; then 29 AC_SUBST([htmldir], ['${docdir}']) 30 fi 31 if test "x$dvidir" = x; then 32 AC_SUBST([dvidir], ['${docdir}']) 33 fi 34 if test "x$pdfdir" = x; then 35 AC_SUBST([pdfdir], ['${docdir}']) 36 fi 37 if test "x$psdir" = x; then 38 AC_SUBST([psdir], ['${docdir}']) 39 fi 40 if test "x$lispdir" = x; then 41 AC_SUBST([lispdir], ['${datarootdir}/emacs/site-lisp']) 42 fi 43 if test "x$localedir" = x; then 44 AC_SUBST([localedir], ['${datarootdir}/locale']) 45 fi 46 47 dnl Automake 1.9.6 only lacks pkglibexecdir; and since 1.11 merely 48 dnl provides it without AC_SUBST, this blind use of AC_SUBST is safe. 49 AC_SUBST([pkglibexecdir], ['${libexecdir}/${PACKAGE}']) 50 ]) 51
