# Set several defaults (optionally specified by the user in
# environment variables)
-BASH=${BASH:-bash}
+BASHCMD=${BASHCMD:-bash}
PERL=${PERL:-perl}
CC=${CC:-cc}
CXX=${CXX:-c++}
fi
printf "Checking for bash... "
-if command -v ${BASH} > /dev/null; then
+if command -v ${BASHCMD} > /dev/null; then
have_bash=1
- bash_absolute=$(command -v ${BASH})
+ bash_absolute=$(command -v ${BASHCMD})
printf "Yes (%s).\n" "$bash_absolute"
else
have_bash=0
- printf "No. (%s not found)\n" "${BASH}"
+ printf "No. (%s not found)\n" "${BASHCMD}"
fi
printf "Checking for perl... "
EMACSETCDIR="\$(prefix)/share/emacs/site-lisp"
fi
-printf "Checking if emacs is available... "
-if emacs --quick --batch > /dev/null 2>&1; then
+printf "Checking if emacs (>= 24) is available... "
+if emacs --quick --batch --eval '(if (< emacs-major-version 24) (kill-emacs 1))' > /dev/null 2>&1; then
printf "Yes.\n"
have_emacs=1
else