FIND_PROGRAM(GAMBIT
             NAMES gsc gambitc
             PATHS /bin
                   /usr/bin
                   /usr/local/bin)


IF(NOT GAMBIT)
  MESSAGE(FATAL_ERROR "Unable to find Gambit Scheme compiler")
ENDIF(NOT GAMBIT)

SET(scm_src m2 m3)

FOREACH(scm ${scm_src})
  ADD_CUSTOM_COMMAND(OUTPUT ${scm}.c
                     COMMAND gambitc -c ${scm}.scm
                     DEPENDS ${scm}.scm
                     COMMENT "Building ${scm}.scm")
ENDFOREACH(scm)