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nf_utilities.cc
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1 /*
2 # <<BEGIN-copyright>>
3 # <<END-copyright>>
4 */
5 
6 #include <stdio.h>
7 #include <stdlib.h>
8 #include <cmath>
9 
10 #include "nf_utilities.h"
11 
12 #ifdef WIN32
13 #include <float.h>
14 #define is_nan(a) _isnan(a)
15 /*#define INFINITY (DBL_MAX+DBL_MAX)*/
16 /*#define NAN (INFINITY-INFINITY)*/
17 #else
18 #define is_nan(a) std::isnan(a)
19 #endif
20 
21 #if defined __cplusplus
22 namespace GIDI {
23 using namespace GIDI;
24 #endif
25 
26 static const char Okay_message[] = "all is okay";
27 static const char mallocError_message[] = "could not allocate memory";
28 static const char insufficientMemory_message[] = "user's memory is too small to hanlde data";
29 static const char badIndex_message[] = "bad index";
30 static const char XNotAscending_message[] = "x values are not ascending";
31 static const char badIndexForX_message[] = "index not correct for x value";
32 static const char XOutsideDomain_message[] = "x value not in domain";
33 static const char invalidInterpolation_message[] = "bad x,y values for interpolation";
34 static const char badSelf_message[] = "source object has bad status value";
35 static const char divByZero_message[] = "division by zero";
36 static const char unsupportedInterpolation_message[] = "unsupported interpolation";
37 static const char unsupportedInterpolationConversion_message[] = "unsupported interpolation conversion";
38 static const char empty_message[] = "empty instance";
39 static const char tooFewPoints_message[] = "too few points in instance";
40 static const char notMutualDomian_message[] = "domains are not mutual";
41 static const char unknownStatus_message[] = "unknown (i.e., invalid) status value";
42 static const char badInput_message[] = "bad input to function";
43 static const char badNorm_message[] = "bad norm";
44 static const char badIntegrationInput_message[] = "bad integration input";
45 static const char otherInterpolation_message[] = "other integration not supported";
46 static const char failedToConverge_message[] = "failed to converge";
47 static const char oddNumberOfValues_message[] = "odd number of inputted values";
48 
49 static int nfu_debugging = 0;
50 
51 /*
52 ************************************************************
53 */
54 double nfu_getNAN( void ) {
55 
56  return( NAN );
57 }
58 /*
59 ************************************************************
60 */
61 int nfu_isNAN( double d ) {
62 
63  return( is_nan( d ) );
64 }
65 /*
66 ************************************************************
67 */
68 double nfu_getInfinity( double sign ) {
69 
70  if( sign < 0 ) return( -INFINITY );
71  return( INFINITY );
72 }
73 /*
74 ************************************************************
75 */
76 const char *nfu_statusMessage( nfu_status status ) {
77 
78  switch( status ) {
79  case nfu_Okay : return( Okay_message );
80  case nfu_mallocError : return( mallocError_message );
81  case nfu_insufficientMemory : return( insufficientMemory_message );
82  case nfu_badIndex : return( badIndex_message );
83  case nfu_XNotAscending : return( XNotAscending_message );
84  case nfu_badIndexForX : return( badIndexForX_message );
85  case nfu_XOutsideDomain : return( XOutsideDomain_message );
86  case nfu_invalidInterpolation : return( invalidInterpolation_message );
87  case nfu_badSelf : return( badSelf_message );
88  case nfu_divByZero : return( divByZero_message );
89  case nfu_unsupportedInterpolation : return( unsupportedInterpolation_message );
90  case nfu_unsupportedInterpolationConversion : return( unsupportedInterpolationConversion_message );
91  case nfu_empty : return( empty_message );
92  case nfu_tooFewPoints : return( tooFewPoints_message );
93  case nfu_domainsNotMutual : return( notMutualDomian_message );
94  case nfu_badInput : return( badInput_message );
95  case nfu_badNorm : return( badNorm_message );
96  case nfu_badIntegrationInput : return( badIntegrationInput_message );
97  case nfu_otherInterpolation : return( otherInterpolation_message );
98  case nfu_failedToConverge : return( failedToConverge_message );
99  case nfu_oddNumberOfValues : return( oddNumberOfValues_message );
100  }
101  return( unknownStatus_message );
102 }
103 /*
104 ************************************************************
105 */
106 void nfu_setMemoryDebugMode( int mode ) {
107 
108  nfu_debugging = mode;
109 }
110 /*
111 ************************************************************
112 */
113 void *nfu_malloc( size_t size ) {
114 
115  void *p = malloc( size );
116 
117  if( nfu_debugging ) printf( "nfu_malloc %12p size = %8llu\n", p, (long long unsigned) size );
118  return( p );
119 }
120 /*
121 ************************************************************
122 */
123 void *nfu_calloc( size_t size, size_t n ) {
124 
125  void *p = calloc( size, n );
126 
127  if( nfu_debugging ) printf( "nfu_calloc %12p size = %8llu, n = %8llu\n", p, (long long unsigned) size, (long long unsigned) n );
128  return( p );
129 }
130 /*
131 ************************************************************
132 */
133 void *nfu_realloc( size_t size, void *old ) {
134 
135  void *p = realloc( old, size );
136 
137  if( nfu_debugging ) printf( "nfu_realloc %12p size = %8llu, old = %12p\n", p, (long long unsigned) size, old );
138  return( p );
139 }
140 /*
141 ************************************************************
142 */
143 void *nfu_free( void *p ) {
144 
145  if( p != NULL ) {
146  if( nfu_debugging ) printf( "nfu_free %12p\n", p );
147  free( p );
148  }
149  return( NULL );
150 }
151 /*
152 ********************************************************
153 */
154 void nfu_printMsg( char *fmt, ... ) {
155 
156  va_list args;
157 
158  va_start( args, fmt );
159  vfprintf( stderr, fmt, args );
160  fprintf( stderr, "\n" );
161  va_end( args );
162 }
163 /*
164 ********************************************************
165 */
166 void nfu_printErrorMsg( char *fmt, ... ) {
167 
168  va_list args;
169 
170  va_start( args, fmt );
171  vfprintf( stderr, fmt, args );
172  fprintf( stderr, "\n" );
173  va_end( args );
174 
175  exit( EXIT_FAILURE );
176 }
177 
178 #if defined __cplusplus
179 }
180 #endif