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Eric S. Raymond 2019-02-28 04:59:44 -05:00
parent cd36e91381
commit 0d27a5e03d
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@ -58,6 +58,10 @@ Bug fixes:
incorrect most places it appeared and has been replaced by "A crystal incorrect most places it appeared and has been replaced by "A crystal
bridge spans the fissure." (timeless present). bridge spans the fissure." (timeless present).
* A few minor typos have been corrected: absence of capitalization on
"Swiss" and "Persian", inconsistent selling of "imbedded" vs. "embedded",
"eying" for "eyeing". "thresholds" for "threshholds".
* Under odd circumstances (dropping rug or vase outdoors) the game could * Under odd circumstances (dropping rug or vase outdoors) the game could
say "floor" when it should say "ground" (or "dirt", or something). say "floor" when it should say "ground" (or "dirt", or something).
@ -128,7 +132,7 @@ The original code was greatly complicated by a kind of bit-packing
that was performed because the FORTRAN it was written in had no string that was performed because the FORTRAN it was written in had no string
type. Text from the adventure.text file was compiled into sequences type. Text from the adventure.text file was compiled into sequences
of sixbit code points in a restricted character set, packed 5 to a of sixbit code points in a restricted character set, packed 5 to a
32-bit word (it seems clear from the code that words were originally 32-bit word (and it seems clear from the code that words were originally
*6* chars each packed into a PDP-10 36-bit word). A command noun or *6* chars each packed into a PDP-10 36-bit word). A command noun or
verb was one of these words, and what would be string operations in a verb was one of these words, and what would be string operations in a
more recent language were all done on sequences of these words. more recent language were all done on sequences of these words.