casacore
MSFeedGram.h
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1//# MSFeedGram.h: Grammar for ms feed sub-expressions
2//# Copyright (C) 2015
3//# Associated Universities, Inc. Washington DC, USA.
4//#
5//# This library is free software; you can redistribute it and/or modify it
6//# under the terms of the GNU Library General Public License as published by
7//# the Free Software Foundation; either version 2 of the License, or (at your
8//# option) any later version.
9//#
10//# This library is distributed in the hope that it will be useful, but WITHOUT
11//# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12//# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
13//# License for more details.
14//#
15//# You should have received a copy of the GNU Library General Public License
16//# along with this library; if not, write to the Free Software Foundation,
17//# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
18//#
19//# Correspondence concerning AIPS++ should be addressed as follows:
20//# Internet email: aips2-request@nrao.edu.
21//# Postal address: AIPS++ Project Office
22//# National Radio Astronomy Observatory
23//# 520 Edgemont Road
24//# Charlottesville, VA 22903-2475 USA
25//#
26//# $Id$
27
28#ifndef MS_MSFEEDGRAM_H
29#define MS_MSFEEDGRAM_H
30
31
32//# Includes
33#include <casacore/casa/aips.h>
34#include <casacore/casa/BasicSL/String.h>
35#include <casacore/casa/Arrays/Matrix.h>
36#include <casacore/ms/MSSel/MSFeedParse.h> // routines used by bison actions
37
38namespace casacore { //# NAMESPACE CASACORE - BEGIN
39
40//# Forward Declarations
41class MeasurementSet;
42class TableExprNode;
43
44// <summary>
45// Global functions for flex/bison scanner/parser for MSFeedGram
46// </summary>
47
48// <use visibility=local>
49
50// <reviewed reviewer="" date="" tests="">
51// </reviewed>
52
53// <prerequisite>
54//# Classes you should understand before using this one.
55// <li> MSFeedGram.l and .y (flex and bison grammar)
56// </prerequisite>
57
58// <synopsis>
59// Global functions are needed to define the input of the flex scanner
60// and to start the bison parser.
61// The input is taken from a string.
62// </synopsis>
63
64// <motivation>
65// It is necessary to be able to give an image expression in ASCII.
66// This can be used in glish.
67// </motivation>
68// <todo asof="$DATE:$">
69//# A List of bugs, limitations, extensions or planned refinements.
70// </todo>
71
72
73// <group name=MSFeedGramFunctions>
75// Declare the bison parser (is implemented by bison command).
76// It returns a TaQL expression tree.
78 const TableExprNode& col1TEN,
79 const TableExprNode& col2TEN,
80 const String& command,
81 Vector<Int>& selectedFeeds1,
82 Vector<Int>& selectedFeeds2,
83 Matrix<Int>& selectedFeedPairs) ;
85 TableExprNode& col1TEN,
86 TableExprNode& col2TEN,
87 const String& command,
88 Vector<Int>& selectedFeeds1,
89 Vector<Int>& selectedFeeds2,
90 Matrix<Int>& selectedFeedPairs) ;
92 const String& command,
93 Vector<Int>& selectedFeeds1,
94 Vector<Int>& selectedFeeds2,
95 Matrix<Int>& selectedFeedPairs);
96
98 Vector<Int>& selectedFeeds1,
99 Vector<Int>& selectedFeeds2,
100 Matrix<Int>& selectedFeedPairs);
101 // The yyerror function for the parser.
102 // It throws an exception with the current token.
103 void MSFeedGramerror (const char*);
104
105 // Give the current position in the string.
106 // This can be used when parse errors occur.
108
109 // Declare the input routine for flex/bison.
110 int msFeedGramInput (char* buf, int max_size);
111
112 // A function to remove escaped characters.
113 //String msFeedGramRemoveEscapes (const String& in);
114
115 // A function to remove quotes from a quoted string.
116 //String msFeedGramRemoveQuotes (const String& in);
117
118 // </group>
119
120} //# NAMESPACE CASACORE - END
121
122#endif
String: the storage and methods of handling collections of characters.
Definition: String.h:225
this file contains all the compiler specific defines
Definition: mainpage.dox:28
int Int
Definition: aipstype.h:50
TableExprNode msFeedGramParseCommand(Table &subTable, TableExprNode &col1TEN, TableExprNode &col2TEN, const String &command, Vector< Int > &selectedFeeds1, Vector< Int > &selectedFeeds2, Matrix< Int > &selectedFeedPairs)
TableExprNode msFeedGramParseCommand(MSFeedParse *thisParser, const TableExprNode &col1TEN, const TableExprNode &col2TEN, const String &command, Vector< Int > &selectedFeeds1, Vector< Int > &selectedFeeds2, Matrix< Int > &selectedFeedPairs)
Declare the bison parser (is implemented by bison command).
int msFeedGramInput(char *buf, int max_size)
Declare the input routine for flex/bison.
Int & msFeedGramPosition()
Give the current position in the string.
TableExprNode msFeedGramParseCommand(const MeasurementSet *ms, const String &command, Vector< Int > &selectedFeeds1, Vector< Int > &selectedFeeds2, Matrix< Int > &selectedFeedPairs)
void MSFeedGramerror(const char *)
The yyerror function for the parser.
TableExprNode baseMSFeedGramParseCommand(MSFeedParse *parser, const String &command, Vector< Int > &selectedFeeds1, Vector< Int > &selectedFeeds2, Matrix< Int > &selectedFeedPairs)