2 % (c) The AQUA Project, Glasgow University, 1996
4 \section[Argv]{@Argv@: direct (non-standard) access to command-line arguments}
7 #include "HsVersions.h"
9 module Argv ( argv ) where
11 #if defined(__GLASGOW_HASKELL__) && __GLASGOW_HASKELL__ <= 200
12 import PreludeGlaST ( indexAddrOffAddr )
15 CHK_Ubiq() -- debugging consistency check
17 #if __GLASGOW_HASKELL__ == 201
18 # define ADDR GHCbase.Addr
19 # define PACK_STR packCString
20 #elif __GLASGOW_HASKELL__ >= 202
21 # define ADDR GlaExts.Addr
22 # define PACK_STR mkFastCharString
25 # define PACK_STR mkFastCharString
28 # define PACK_STR _packCString
33 argv = unpackArgv ``prog_argv'' (``prog_argc''::Int)
35 unpackArgv :: ADDR -> Int -> [FAST_STRING] -- argv[1 .. argc-1]
37 unpackArgv argv argc = unpack 1
39 unpack :: Int -> [FAST_STRING]
42 then ([] :: [FAST_STRING])
43 else case (indexAddrOffAddr argv n) of { item ->
44 PACK_STR item : unpack (n + 1)