+dnl # Check for pacman+makepkg to build Arch Linux packages. If these
+dnl # tools are missing it is non-fatal but you will not be able to
+dnl # build Arch Linux packages and will be warned if you try too.
+dnl #
+AC_DEFUN([ZFS_AC_PACMAN], [
+ PACMAN=pacman
+ MAKEPKG=makepkg
+
+ AC_MSG_CHECKING([whether $PACMAN is available])
+ tmp=$($PACMAN --version 2>/dev/null)
+ AS_IF([test -n "$tmp"], [
+ PACMAN_VERSION=$(echo $tmp |
+ $AWK '/Pacman/ { print $[3] }' |
+ $SED 's/^v//')
+ HAVE_PACMAN=yes
+ AC_MSG_RESULT([$HAVE_PACMAN ($PACMAN_VERSION)])
+ ],[
+ HAVE_PACMAN=no
+ AC_MSG_RESULT([$HAVE_PACMAN])
+ ])
+
+ AC_MSG_CHECKING([whether $MAKEPKG is available])
+ tmp=$($MAKEPKG --version 2>/dev/null)
+ AS_IF([test -n "$tmp"], [
+ MAKEPKG_VERSION=$(echo $tmp | $AWK '/makepkg/ { print $[3] }')
+ HAVE_MAKEPKG=yes
+ AC_MSG_RESULT([$HAVE_MAKEPKG ($MAKEPKG_VERSION)])
+ ],[
+ HAVE_MAKEPKG=no
+ AC_MSG_RESULT([$HAVE_MAKEPKG])
+ ])
+
+ AC_SUBST(HAVE_PACMAN)
+ AC_SUBST(PACMAN)
+ AC_SUBST(PACMAN_VERSION)
+
+ AC_SUBST(HAVE_MAKEPKG)
+ AC_SUBST(MAKEPKG)
+ AC_SUBST(MAKEPKG_VERSION)
+])
+
+dnl #