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0000: 3b 3b 20 43 6f 70 79 72 69 67 68 74 20 28 63 29  ;; Copyright (c)
0010: 20 32 30 30 39 20 44 65 72 69 63 6b 20 45 64 64   2009 Derick Edd
0020: 69 6e 67 74 6f 6e 2e 20 20 41 6c 6c 20 72 69 67  ington.  All rig
0030: 68 74 73 20 72 65 73 65 72 76 65 64 2e 0a 3b 3b  hts reserved..;;
0040: 20 4c 69 63 65 6e 73 65 64 20 75 6e 64 65 72 20   Licensed under 
0050: 61 6e 20 4d 49 54 2d 73 74 79 6c 65 20 6c 69 63  an MIT-style lic
0060: 65 6e 73 65 2e 20 20 4d 79 20 6c 69 63 65 6e 73  ense.  My licens
0070: 65 20 69 73 20 69 6e 20 74 68 65 20 66 69 6c 65  e is in the file
0080: 0a 3b 3b 20 6e 61 6d 65 64 20 4c 49 43 45 4e 53  .;; named LICENS
0090: 45 20 66 72 6f 6d 20 74 68 65 20 6f 72 69 67 69  E from the origi
00a0: 6e 61 6c 20 63 6f 6c 6c 65 63 74 69 6f 6e 20 74  nal collection t
00b0: 68 69 73 20 66 69 6c 65 20 69 73 20 64 69 73 74  his file is dist
00c0: 72 69 62 75 74 65 64 0a 3b 3b 20 77 69 74 68 2e  ributed.;; with.
00d0: 20 20 49 66 20 74 68 69 73 20 66 69 6c 65 20 69    If this file i
00e0: 73 20 72 65 64 69 73 74 72 69 62 75 74 65 64 20  s redistributed 
00f0: 77 69 74 68 20 73 6f 6d 65 20 6f 74 68 65 72 20  with some other 
0100: 63 6f 6c 6c 65 63 74 69 6f 6e 2c 20 6d 79 0a 3b  collection, my.;
0110: 3b 20 6c 69 63 65 6e 73 65 20 6d 75 73 74 20 61  ; license must a
0120: 6c 73 6f 20 62 65 20 69 6e 63 6c 75 64 65 64 2e  lso be included.
0130: 0a 0a 28 6c 69 62 72 61 72 79 20 28 73 72 66 69  ..(library (srfi
0140: 20 70 72 69 76 61 74 65 20 69 6e 63 6c 75 64 65   private include
0150: 20 63 6f 6d 70 61 74 29 0a 20 20 28 65 78 70 6f   compat).  (expo
0160: 72 74 0a 20 20 20 20 73 65 61 72 63 68 2d 70 61  rt.    search-pa
0170: 74 68 73 29 0a 20 20 28 69 6d 70 6f 72 74 0a 20  ths).  (import. 
0180: 20 20 20 28 72 6e 72 73 20 62 61 73 65 29 0a 20     (rnrs base). 
0190: 20 20 20 28 70 72 69 6d 69 74 69 76 65 73 20 63     (primitives c
01a0: 75 72 72 65 6e 74 2d 72 65 71 75 69 72 65 2d 70  urrent-require-p
01b0: 61 74 68 20 67 65 74 65 6e 76 20 61 62 73 6f 6c  ath getenv absol
01c0: 75 74 65 2d 70 61 74 68 2d 73 74 72 69 6e 67 3f  ute-path-string?
01d0: 29 29 0a 20 20 0a 20 20 28 64 65 66 69 6e 65 20  )).  .  (define 
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01f0: 20 20 20 28 6c 65 74 20 28 5b 6c 61 72 63 65 6e     (let ([larcen
0200: 79 2d 72 6f 6f 74 20 28 67 65 74 65 6e 76 20 22  y-root (getenv "
0210: 4c 41 52 43 45 4e 59 5f 52 4f 4f 54 22 29 5d 29  LARCENY_ROOT")])
0220: 0a 20 20 20 20 20 20 28 6d 61 70 20 28 6c 61 6d  .      (map (lam
0230: 62 64 61 20 28 63 72 70 29 0a 20 20 20 20 20 20  bda (crp).      
0240: 20 20 20 20 20 20 20 28 69 66 20 28 61 62 73 6f         (if (abso
0250: 6c 75 74 65 2d 70 61 74 68 2d 73 74 72 69 6e 67  lute-path-string
0260: 3f 20 63 72 70 29 0a 20 20 20 20 20 20 20 20 20  ? crp).         
0270: 20 20 20 20 20 20 63 72 70 0a 20 20 20 20 20 20        crp.      
0280: 20 20 20 20 20 20 20 20 20 28 73 74 72 69 6e 67           (string
0290: 2d 61 70 70 65 6e 64 20 6c 61 72 63 65 6e 79 2d  -append larceny-
02a0: 72 6f 6f 74 20 22 2f 22 20 63 72 70 29 29 29 0a  root "/" crp))).
02b0: 20 20 20 20 20 20 20 20 20 20 20 28 63 75 72 72             (curr
02c0: 65 6e 74 2d 72 65 71 75 69 72 65 2d 70 61 74 68  ent-require-path
02d0: 29 29 29 29 0a 0a 29 0a                          ))))..).