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MSUvDistGram.h
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1 //# MSUvDistGram.h: Grammar for ms UV dist sub-expressions
2 //# Copyright (C) 1998
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_MSUVDISTGRAM_H
29 #define MS_MSUVDISTGRAM_H
30 
31 
32 //# Includes
33 #include <casacore/casa/aips.h>
36 
37 namespace casacore { //# NAMESPACE CASACORE - BEGIN
38 
39 //# Forward Declarations
40 class MeasurementSet;
41 class TableExprNode;
42 
43 // <summary>
44 // Global functions for flex/bison scanner/parser for MSUvDistGram
45 // </summary>
46 
47 // <use visibility=local>
48 
49 // <reviewed reviewer="" date="" tests="">
50 // </reviewed>
51 
52 // <prerequisite>
53 //# Classes you should understand before using this one.
54 // <li> MSUvDistGram.l and .y (flex and bison grammar)
55 // </prerequisite>
56 
57 // <synopsis>
58 // Global functions are needed to define the input of the flex scanner
59 // and to start the bison parser.
60 // The input is taken from a string.
61 // </synopsis>
62 
63 // <motivation>
64 // It is necessary to be able to give an image expression in ASCII.
65 // This can be used in glish.
66 // </motivation>
67 
68 // <todo asof="$DATE:$">
69 //# A List of bugs, limitations, extensions or planned refinements.
70 // </todo>
71 
72 
73 // <group name=MSUvDistGramFunctions>
74 
75 // Declare the bison parser (is implemented by bison command).
76 int msUvDistGramParseCommand (const MeasurementSet *ms, const String& command);
77 int msUvDistGramParseCommand (const MeasurementSet* ms, const String& command,
78  Matrix<Double>& selectedUV, Vector<Bool>& units);
79 
80 // The yyerror function for the parser.
81 // It throws an exception with the current token.
82 void MSUvDistGramerror (const char*);
83 
84 // Give the table expression node.
85 const TableExprNode *msUvDistGramParseNode();
86 void msUvDistGramParseDeleteNode();
87 
88 // Give the current position in the string.
89 // This can be used when parse errors occur.
90 Int& msUvDistGramPosition();
91 
92 // Declare the input routine for flex/bison.
93 int msUvDistGramInput (char* buf, int max_size);
94 
95 // A function to remove escaped characters.
96 //String msUvDistGramRemoveEscapes (const String& in);
97 
98 // A function to remove quotes from a quoted string.
99 //String msUvDistGramRemoveQuotes (const String& in);
100 
101 // </group>
102 
103 } //# NAMESPACE CASACORE - END
104 
105 #endif
int Int
Definition: aipstype.h:50
Handle class for a table column expression tree.
Definition: ExprNode.h:155
A Table intended to hold astronomical data (a set of Measurements).
String: the storage and methods of handling collections of characters.
Definition: String.h:223
#define casacore
&lt;X11/Intrinsic.h&gt; #defines true, false, casacore::Bool, and String.
Definition: X11Intrinsic.h:42