[cvs-nhc98] patch applied (hat): Make a genuine SrcRef type in Haskell. Redo the lowlevel bits of

Mon Oct 4 06:28:42 PDT 2004 malcolm * Make a genuine SrcRef type in Haskell. Redo the lowlevel bits of how SrcRefs are transferred from C to Haskell, to become (perhaps) more efficient, but certainly neater. M ./src/hattools/CommonUI.hs -3 +7 M ./src/hattools/HatDetect.hs -16 +9 M ./src/hattools/HatExplore.hs -15 +8 M ./src/hattools/HatObserve.hs -18 +9 M ./src/hattools/HatStack.hs -3 +5 M ./src/hattools/HatTrail.hs -43 +38 M ./src/hattools/Ident.hs -169 +1 A ./src/hattools/Idents.hs M ./src/hattools/LowLevel.hs -32 M ./src/hattools/Makefile -9 +11 A ./src/hattools/SrcRef.hs M ./src/hattools/artutils.c -179 +13 M ./src/hattools/artutils.h -14 +7