1dnl Macro for enabling LYNX-based documentation generation 2 3AC_DEFUN([ZP_LYNX_DOC], [ 4 AC_ARG_ENABLE(lynx, 5 AS_HELP_STRING([--disable-lynx], 6 [Turn off lynx usage for documentation generation]),, 7 [enable_lynx=yes]) 8 9 case "${enable_lynx}" in 10 yes) 11 AC_CHECK_PROG(have_lynx, lynx, yes, no) 12 13 if test x$have_lynx = xno ; then 14 AC_MSG_WARN([*** lynx not found, plain text README will not be built ***]) 15 fi 16 ;; 17 no) 18 have_lynx=no ;; 19 *) 20 AC_MSG_ERROR(bad value ${enableval} for --disable-lynx) ;; 21 esac 22 23 AM_CONDITIONAL([USE_LYNX], [test "x$have_lynx" = xyes]) 24]) 25