casacore
MSTimeGram.h
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1//# MSTimeGram.h: Grammar for ms time 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_MSTIMEGRAM_H
29#define MS_MSTIMEGRAM_H
30
31
32//# Includes
33#include <casacore/casa/aips.h>
34#include <casacore/casa/BasicSL/String.h>
35#include <casacore/ms/MSSel/MSTimeDefinitions.h>
36#include <casacore/ms/MSSel/MSTimeParse.h> // routines used by bison actions
37#include <casacore/ms/MSSel/MSSelectableMainColumn.h>
38namespace casacore { //# NAMESPACE CASACORE - BEGIN
39
40 //# Forward Declarations
41 class MeasurementSet;
42 class TableExprNode;
43
44 // <summary>
45 // Global functions for flex/bison scanner/parser for MSTimeGram
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> MSTimeGram.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 // <group name=MSTimeGramFunctions>
74 // Declare the bison parser (is implemented by bison command).
75 int msTimeGramParseCommand (const MeasurementSet *ms, const String& command, const TableExprNode& otherTens);
76 int msTimeGramParseCommand (const MeasurementSet *ms, const String& command, const TableExprNode& otherTens,
77 Matrix<Double>& timeList);
78 int msTimeGramParseCommand (const MeasurementSet *ms, const String& command, const TableExprNode& colAsTEN,
79 MSSelectableMainColumn& msMainColInterface, const TableExprNode& otherTens, Matrix<Double>& timeList);
80 int baseMSTimeGramParseCommand (MSTimeParse* parser, const String& command,
81 Matrix<Double>& selectedTimeList);
82
83 // The yyerror function for the parser.
84 // It throws an exception with the current token.
85 void MSTimeGramerror (const char*);
86
87 // Give the table expression node.
90
91 // Give the current position in the string.
92 // This can be used when parse errors occur.
94
95 // Declare the input routine for flex/bison.
96 int msTimeGramInput (char* buf, int max_size);
97
98 // A function to remove escaped characters.
100
101 // A function to remove quotes from a quoted string.
102 //String msTimeGramRemoveQuotes (const String& in);
103
104 // A function to set the fields of the TimeFields structure
107 Int hour, Int minute, Int sec, Int fsec);
108 // </group>
109
110} //# NAMESPACE CASACORE - END
111
112#endif
String: the storage and methods of handling collections of characters.
Definition: String.h:225
const Double hour
hour
const Double minute
minute
this file contains all the compiler specific defines
Definition: mainpage.dox:28
TableExprNode day(const TableExprNode &node)
Definition: ExprNode.h:1523
TableExprNode month(const TableExprNode &node)
Definition: ExprNode.h:1519
TableExprNode year(const TableExprNode &node)
Definition: ExprNode.h:1515
int Int
Definition: aipstype.h:50
int msTimeGramParseCommand(const MeasurementSet *ms, const String &command, const TableExprNode &otherTens, Matrix< Double > &timeList)
void msTimeGramSetTimeFields(struct TimeFields &tf, Int year, Int month, Int day, Int hour, Int minute, Int sec, Int fsec)
A function to remove quotes from a quoted string.
int baseMSTimeGramParseCommand(MSTimeParse *parser, const String &command, Matrix< Double > &selectedTimeList)
Int & msTimeGramPosition()
Give the current position in the string.
void MSTimeGramerror(const char *)
The yyerror function for the parser.
int msTimeGramParseCommand(const MeasurementSet *ms, const String &command, const TableExprNode &colAsTEN, MSSelectableMainColumn &msMainColInterface, const TableExprNode &otherTens, Matrix< Double > &timeList)
int msTimeGramInput(char *buf, int max_size)
Declare the input routine for flex/bison.
String msTimeGramRemoveEscapes(const String &in)
A function to remove escaped characters.
int msTimeGramParseCommand(const MeasurementSet *ms, const String &command, const TableExprNode &otherTens)
Declare the bison parser (is implemented by bison command).
const TableExprNode * msTimeGramParseNode()
Give the table expression node.