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authorMatt Johnston <matt@ucc.asn.au>2006-03-21 16:20:59 +0000
committerMatt Johnston <matt@ucc.asn.au>2006-03-21 16:20:59 +0000
commitf7caf6f5c640cb1756c01184898f176438a3a0c2 (patch)
tree4d32de11b18d5f6296207961b5f25d0949af80c0 /libtommath/tombc/grammar.txt
parente444f0cfe67c71d3f38854f27cefae9aea6c4cd9 (diff)
parent3f49fc5f2ca0ec4adb5cac081f502cbb86702efa (diff)
propagate from branch 'au.asn.ucc.matt.dropbear' (head 0501e6f661b5415eb76f3b312d183c3adfbfb712)
to branch 'au.asn.ucc.matt.dropbear.cli-agent' (head 01038174ec27245b51bd43a66c01ad930880f67b) --HG-- branch : agent-client extra : convert_revision : 12b2f59db65e7339d340e95ac67d6d9ddb193c2b
Diffstat (limited to 'libtommath/tombc/grammar.txt')
-rw-r--r--libtommath/tombc/grammar.txt35
1 files changed, 35 insertions, 0 deletions
diff --git a/libtommath/tombc/grammar.txt b/libtommath/tombc/grammar.txt
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+program := program statement | statement | empty
+statement := { statement } |
+ identifier = numexpression; |
+ identifier[numexpression] = numexpression; |
+ function(expressionlist); |
+ for (identifer = numexpression; numexpression; identifier = numexpression) { statement } |
+ while (numexpression) { statement } |
+ if (numexpresion) { statement } elif |
+ break; |
+ continue;
+
+elif := else statement | empty
+function := abs | countbits | exptmod | jacobi | print | isprime | nextprime | issquare | readinteger | exit
+expressionlist := expressionlist, expression | expression
+
+// LR(1) !!!?
+expression := string | numexpression
+numexpression := cmpexpr && cmpexpr | cmpexpr \|\| cmpexpr | cmpexpr
+cmpexpr := boolexpr < boolexpr | boolexpr > boolexpr | boolexpr == boolexpr |
+ boolexpr <= boolexpr | boolexpr >= boolexpr | boolexpr
+boolexpr := shiftexpr & shiftexpr | shiftexpr ^ shiftexpr | shiftexpr \| shiftexpr | shiftexpr
+shiftexpr := addsubexpr << addsubexpr | addsubexpr >> addsubexpr | addsubexpr
+addsubexpr := mulexpr + mulexpr | mulexpr - mulexpr | mulexpr
+mulexpr := expr * expr | expr / expr | expr % expr | expr
+expr := -nexpr | nexpr
+nexpr := integer | identifier | ( numexpression ) | identifier[numexpression]
+
+identifier := identifer digits | identifier alpha | alpha
+alpha := a ... z | A ... Z
+integer := hexnumber | digits
+hexnumber := 0xhexdigits
+hexdigits := hexdigits hexdigit | hexdigit
+hexdigit := 0 ... 9 | a ... f | A ... F
+digits := digits digit | digit
+digit := 0 ... 9