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view tests/list.ur @ 1892:907a82a44f01

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Add missing inter-library dependencies This is needed, at least on recent Ubuntu, to fix these linker errors when compiling any Ur/Web application: liburweb.so: undefined reference to `lround' liburweb.so: undefined reference to `ceil' liburweb.so: undefined reference to `RAND_bytes' liburweb.so: undefined reference to `DES_fcrypt' liburweb.so: undefined reference to `SHA256_Init' liburweb.so: undefined reference to `SHA256_Final' liburweb.so: undefined reference to `SHA256_Update' Signed-off-by: Anders Kaseorg <andersk@mit.edu> --- src/c/Makefile.am | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-)
author Anders Kaseorg <andersk@mit.edu>
date Thu, 21 Nov 2013 14:32:11 -0500
parents 9021d44ba6b2
children
line wrap: on
line source
fun isNil (t ::: Type) (ls : list t) =
    case ls of
        [] => True
      | _ => False

fun delist (ls : list string) : xbody =
        case ls of
            [] => <xml>Nil</xml>
          | h :: t => <xml>{[h]} :: {delist t}</xml>

fun callback ls = return <xml><body>
  {delist ls}
</body></xml>

fun main () = return <xml><body>
  {[isNil ([] : list bool)]},
  {[isNil (1 :: [])]},
  {[isNil ("A" :: "B" :: [])]}

  <p>{delist ("X" :: "Y" :: "Z" :: [])}</p>
  <a link={callback ("A" :: "B" :: [])}>Go!</a>
</body></xml>