diff options
| author | kr.angelov <kr.angelov@gmail.com> | 2012-07-31 15:16:04 +0000 |
|---|---|---|
| committer | kr.angelov <kr.angelov@gmail.com> | 2012-07-31 15:16:04 +0000 |
| commit | 83b321d862472f31c0c9f7feca8360ad5bfe8a75 (patch) | |
| tree | 0f0ef20ad78e25b320013c7bb160211a8612d4e9 /src/runtime/c/teyjus/system/operators.h | |
| parent | 314662dd09d5d1480007faa79258b0e93cc2aa59 (diff) | |
An initial import of the teyjus source code in the C runtime for GF. The two runtime are still not connected but the source code compiles.
Diffstat (limited to 'src/runtime/c/teyjus/system/operators.h')
| -rw-r--r-- | src/runtime/c/teyjus/system/operators.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/src/runtime/c/teyjus/system/operators.h b/src/runtime/c/teyjus/system/operators.h new file mode 100644 index 000000000..9f016ef5b --- /dev/null +++ b/src/runtime/c/teyjus/system/operators.h @@ -0,0 +1,91 @@ +////////////////////////////////////////////////////////////////////////////// +//Copyright 2008 +// Andrew Gacek, Steven Holte, Gopalan Nadathur, Xiaochu Qi, Zach Snow +////////////////////////////////////////////////////////////////////////////// +// This file is part of Teyjus. // +// // +// Teyjus is free software: you can redistribute it and/or modify // +// it under the terms of the GNU General Public License as published by // +// the Free Software Foundation, either version 3 of the License, or // +// (at your option) any later version. // +// // +// Teyjus is distributed in the hope that it will be useful, // +// but WITHOUT ANY WARRANTY; without even the implied warranty of // +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // +// GNU General Public License for more details. // +// // +// You should have received a copy of the GNU General Public License // +// along with Teyjus. If not, see <http://www.gnu.org/licenses/>. // +////////////////////////////////////////////////////////////////////////////// +#ifndef OPERATORS_H +#define OPERATORS_H + +//#include <limits.h> + +/* Fixity types */ +typedef enum +{ + OP_INFIX = 0, + OP_INFIXL = 1, + OP_INFIXR = 2, + OP_NONE = 3, + OP_PREFIX = 4, + OP_PREFIXR = 5, + OP_POSTFIX = 6, + OP_POSTFIXL = 7 +} OP_FixityType; + + +typedef enum { + OP_WHOLE_TERM, + OP_LEFT_TERM, + OP_RIGHT_TERM +} OP_TermContext; + +#define OP_MAXPREC 255 +#define OP_MINPREC 0 + +#define OP_LAM_FIXITY OP_PREFIXR +#define OP_LAM_PREC -1 + +#define OP_APP_FIXITY OP_INFIXL +#define OP_APP_PREC 257 + +//usful ? +/* +#define OP_CCOMMA_FIXITY OP_infixr +#define OP_CCOMMA_PREC -2 + + + + + +#define OP_LT_FIXITY OP_infix +#define OP_LT_PREC 130 + +#define OP_LE_FIXITY OP_infix +#define OP_LE_PREC 130 + +#define OP_GT_FIXITY OP_infix +#define OP_GT_PREC 130 + +#define OP_GE_FIXITY OP_infix +#define OP_GE_PREC 130 + +#define OP_UM_FIXITY OP_prefix +#define OP_UM_PREC 256 //? + +#define OP_PLUS_FIXITY OP_infixl +#define OP_PLUS_PREC 150 + +#define OP_MINUS_FIXITY OP_infixl +#define OP_MINUS_PREC 150 + +#define OP_TIMES_FIXITY OP_infixl +#define OP_TIMES_PREC 160 + +#define OP_COMMA_FIXITY OP_infixl +#define OP_COMMA_PREC 110 +*/ + +#endif // OPERATORS_H |
