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authorCharles.Forsyth <devnull@localhost>2006-12-22 17:07:39 +0000
committerCharles.Forsyth <devnull@localhost>2006-12-22 17:07:39 +0000
commit37da2899f40661e3e9631e497da8dc59b971cbd0 (patch)
treecbc6d4680e347d906f5fa7fca73214418741df72 /appl/cmd/sh/doc/History
parent54bc8ff236ac10b3eaa928fd6bcfc0cdb2ba46ae (diff)
20060303a
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+14/11/96 started
+12/12/96 first mostly working version
+13/12/96 fixed bug in builtin_if
+14/12/96 prompt fixed, dup fixed.
+17/1/97 fiddled with shell script perm checking
+16/2/97 converted to yacc grammar
+18/2/97 got pipes and backquotes working, with only minor hacks...
+2/4/00 revamped:
+ single process, single main module; added load builtin; added ${} operator;
+ added eval and std modules
+17/4/00 added '=' and ':=' operators; removed builtin 'set' and 'local'.
+11/6/00 added tuple assignment
+2/3/01 added n-char lookahead in lexer; ':' no longer so special
+15/2/01 store environment variables in standard quoted format.