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configure: check that the version of emacs we may have is at least 24
This also effectively drops support to Emacs version 23, which was deprecated in version 0.23.2 (2016-11-20) and did not entirely work any more.
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1 changed files with 2 additions and 2 deletions
4
configure
vendored
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configure
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@ -623,8 +623,8 @@ if [ -z "${EMACSETCDIR-}" ]; then
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EMACSETCDIR="\$(prefix)/share/emacs/site-lisp"
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fi
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printf "Checking if emacs is available... "
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if emacs --quick --batch > /dev/null 2>&1; then
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printf "Checking if emacs (>= 24) is available... "
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if emacs --quick --batch --eval '(if (< emacs-major-version 24) (kill-emacs 1))' > /dev/null 2>&1; then
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printf "Yes.\n"
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have_emacs=1
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else
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