| 1 | # configmake.m4 serial 1
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| 2 | dnl Copyright (C) 2010-2012 Free Software Foundation, Inc.
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| 3 | dnl This file is free software; the Free Software Foundation
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| 4 | dnl gives unlimited permission to copy and/or distribute it,
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| 5 | dnl with or without modifications, as long as this notice is preserved.
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| 6 |
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| 7 | # gl_CONFIGMAKE_PREP
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| 8 | # ------------------
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| 9 | # Guarantee all of the standard directory variables, even when used with
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| 10 | # autoconf 2.59 (datarootdir wasn't supported until 2.59c) or automake
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| 11 | # 1.9.6 (pkglibexecdir wasn't supported until 1.10b.).
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| 12 | AC_DEFUN([gl_CONFIGMAKE_PREP],
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| 13 | [
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| 14 | dnl Technically, datadir should default to datarootdir. But if
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| 15 | dnl autoconf is too old to provide datarootdir, then reversing the
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| 16 | dnl definition is a reasonable compromise. Only AC_SUBST a variable
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| 17 | dnl if it was not already defined earlier by autoconf.
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| 18 | if test "x$datarootdir" = x; then
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| 19 | AC_SUBST([datarootdir], ['${datadir}'])
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| 20 | fi
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| 21 | dnl Copy the approach used in autoconf 2.60.
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| 22 | if test "x$docdir" = x; then
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| 23 | AC_SUBST([docdir], [m4_ifset([AC_PACKAGE_TARNAME],
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| 24 | ['${datarootdir}/doc/${PACKAGE_TARNAME}'],
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| 25 | ['${datarootdir}/doc/${PACKAGE}'])])
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| 26 | fi
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| 27 | dnl The remaining variables missing from autoconf 2.59 are easier.
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| 28 | if test "x$htmldir" = x; then
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| 29 | AC_SUBST([htmldir], ['${docdir}'])
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| 30 | fi
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| 31 | if test "x$dvidir" = x; then
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| 32 | AC_SUBST([dvidir], ['${docdir}'])
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| 33 | fi
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| 34 | if test "x$pdfdir" = x; then
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| 35 | AC_SUBST([pdfdir], ['${docdir}'])
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| 36 | fi
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| 37 | if test "x$psdir" = x; then
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| 38 | AC_SUBST([psdir], ['${docdir}'])
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| 39 | fi
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| 40 | if test "x$lispdir" = x; then
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| 41 | AC_SUBST([lispdir], ['${datarootdir}/emacs/site-lisp'])
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| 42 | fi
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| 43 | if test "x$localedir" = x; then
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| 44 | AC_SUBST([localedir], ['${datarootdir}/locale'])
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| 45 | fi
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| 46 |
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| 47 | dnl Automake 1.9.6 only lacks pkglibexecdir; and since 1.11 merely
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| 48 | dnl provides it without AC_SUBST, this blind use of AC_SUBST is safe.
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| 49 | AC_SUBST([pkglibexecdir], ['${libexecdir}/${PACKAGE}'])
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| 50 | ])
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