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author | Adrian Thurston <thurston@colm.net> | 2020-10-18 11:44:43 -0700 |
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committer | Adrian Thurston <thurston@colm.net> | 2020-10-18 11:44:43 -0700 |
commit | 85b76476de71f43d3eb25d6bef4ee6d84cb71f6c (patch) | |
tree | 65c127fbcf70e62d8a4848be2c9c4ff7d74d86a1 /src/libfsm/action.h | |
parent | 86bb5882a70224a29650ccfa1e46c9b023c2a3ef (diff) | |
download | colm-into-src.tar.gz |
lift all source code into src/ dirinto-src
Diffstat (limited to 'src/libfsm/action.h')
-rw-r--r-- | src/libfsm/action.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/src/libfsm/action.h b/src/libfsm/action.h new file mode 100644 index 00000000..5c79befe --- /dev/null +++ b/src/libfsm/action.h @@ -0,0 +1,119 @@ +/* + * Copyright 2001-2018 Adrian Thurston <thurston@colm.net> + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _ACTION_H +#define _ACTION_H + +#include "fsmgraph.h" + +struct NameInst; +struct NameRef; +struct FsmLongestMatch; +struct InlineList; +struct FsmLongestMatchPart; +struct Action; +struct CondSpace; + +/* + * Inline code tree + */ +struct InlineItem +{ + enum Type + { + Text, Goto, Call, Ncall, Next, GotoExpr, CallExpr, NcallExpr, NextExpr, Ret, Nret, + PChar, Char, Hold, Curs, Targs, Entry, Exec, Break, Nbreak, + LmSwitch, LmSetActId, LmSetTokEnd, LmOnLast, LmOnNext, LmOnLagBehind, + LmInitAct, LmInitTokStart, LmSetTokStart, LmNfaOnNext, LmNfaOnLast, LmNfaOnEof, Stmt, Subst, + NfaWrapAction, NfaWrapConds + }; + + InlineItem( const InputLoc &loc, std::string data, Type type ) : + loc(loc), data(data), nameRef(0), children(0), type(type) { } + + InlineItem( const InputLoc &loc, NameRef *nameRef, Type type ) : + loc(loc), nameRef(nameRef), children(0), type(type) { } + + InlineItem( const InputLoc &loc, FsmLongestMatch *longestMatch, + FsmLongestMatchPart *longestMatchPart, Type type ) : loc(loc), + nameRef(0), children(0), longestMatch(longestMatch), + longestMatchPart(longestMatchPart), type(type) { } + + InlineItem( const InputLoc &loc, NameInst *nameTarg, Type type ) : + loc(loc), nameRef(0), nameTarg(nameTarg), children(0), + type(type) { } + + InlineItem( const InputLoc &loc, Type type ) : + loc(loc), nameRef(0), children(0), type(type) { } + + InlineItem( const InputLoc &loc, Action *wrappedAction, Type type ) + : + loc(loc), nameRef(0), children(0), longestMatch(0), + longestMatchPart(0), wrappedAction(wrappedAction), type(type) + {} + + InlineItem( const InputLoc &loc, CondSpace *condSpace, + const CondKeySet &condKeySet, Type type ) + : + loc(loc), nameRef(0), children(0), longestMatch(0), + longestMatchPart(0), wrappedAction(0), condSpace(condSpace), + condKeySet(condKeySet), type(type) + {} + + ~InlineItem(); + + InputLoc loc; + std::string data; + NameRef *nameRef; + NameInst *nameTarg; + InlineList *children; + FsmLongestMatch *longestMatch; + FsmLongestMatchPart *longestMatchPart; + long substPos; + Action *wrappedAction; + CondSpace *condSpace; + CondKeySet condKeySet; + Type type; + + InlineItem *prev, *next; +}; + +/* Normally this would be atypedef, but that would entail including DList from + * ptreetypes, which should be just typedef forwards. */ +struct InlineList : public DList<InlineItem> { }; + +struct InlineBlock +{ + InlineBlock( const InputLoc &loc, InlineList *inlineList ) + : loc(loc), inlineList(inlineList) {} + + ~InlineBlock() + { + inlineList->empty(); + delete inlineList; + } + + InputLoc loc; + InlineList *inlineList; +}; + +#endif |