51 lines
1.8 KiB
Plaintext
51 lines
1.8 KiB
Plaintext
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# configmake.m4 serial 1
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dnl Copyright (C) 2010-2013 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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# gl_CONFIGMAKE_PREP
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# ------------------
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# Guarantee all of the standard directory variables, even when used with
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# autoconf 2.59 (datarootdir wasn't supported until 2.59c) or automake
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# 1.9.6 (pkglibexecdir wasn't supported until 1.10b.).
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AC_DEFUN([gl_CONFIGMAKE_PREP],
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[
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dnl Technically, datadir should default to datarootdir. But if
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dnl autoconf is too old to provide datarootdir, then reversing the
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dnl definition is a reasonable compromise. Only AC_SUBST a variable
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dnl if it was not already defined earlier by autoconf.
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if test "x$datarootdir" = x; then
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AC_SUBST([datarootdir], ['${datadir}'])
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fi
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dnl Copy the approach used in autoconf 2.60.
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if test "x$docdir" = x; then
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AC_SUBST([docdir], [m4_ifset([AC_PACKAGE_TARNAME],
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['${datarootdir}/doc/${PACKAGE_TARNAME}'],
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['${datarootdir}/doc/${PACKAGE}'])])
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fi
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dnl The remaining variables missing from autoconf 2.59 are easier.
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if test "x$htmldir" = x; then
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AC_SUBST([htmldir], ['${docdir}'])
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fi
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if test "x$dvidir" = x; then
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AC_SUBST([dvidir], ['${docdir}'])
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fi
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if test "x$pdfdir" = x; then
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AC_SUBST([pdfdir], ['${docdir}'])
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fi
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if test "x$psdir" = x; then
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AC_SUBST([psdir], ['${docdir}'])
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fi
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if test "x$lispdir" = x; then
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AC_SUBST([lispdir], ['${datarootdir}/emacs/site-lisp'])
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fi
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if test "x$localedir" = x; then
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AC_SUBST([localedir], ['${datarootdir}/locale'])
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fi
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dnl Automake 1.9.6 only lacks pkglibexecdir; and since 1.11 merely
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dnl provides it without AC_SUBST, this blind use of AC_SUBST is safe.
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AC_SUBST([pkglibexecdir], ['${libexecdir}/${PACKAGE}'])
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])
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