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EST_Val_defs.h
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5 /* Copyright (c) 1999 */
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32 /*************************************************************************/
33 /* Author : Alan W Black */
34 /* Date : March 1999 */
35 /*-----------------------------------------------------------------------*/
36 /* */
37 /* Macros definitions for defining anything as vals */
38 /* */
39 /*=======================================================================*/
40 #ifndef __EST_VAL_DEFS_H__
41 #define __EST_VAL_DEFS_H__
42 
43 /* Macro for defining new class as values public functions */
44 #define VAL_REGISTER_CLASS_DCLS(NAME,CLASS) \
45 extern val_type val_type_##NAME; \
46 class CLASS *NAME(const EST_Val &v); \
47 EST_Val est_val(const class CLASS *v);
48 
49 /* For things that aren't classes (typed def something else) */
50 #define VAL_REGISTER_TYPE_DCLS(NAME,CLASS) \
51 extern val_type val_type_##NAME; \
52 CLASS *NAME(const EST_Val &v); \
53 EST_Val est_val(const CLASS *v);
54 
55 #define VAL_REGISTER_FUNCPTR_DCLS(NAME,TYPE) \
56 extern val_type val_type_##NAME; \
57 TYPE NAME(const EST_Val &v); \
58 EST_Val est_val(const TYPE v);
59 
60 
61 /* Macro for defining new class as values */
62 #define VAL_REGISTER_CLASS(NAME,CLASS) \
63 val_type val_type_##NAME=#NAME; \
64 class CLASS *NAME(const EST_Val &v) \
65 { \
66  if (v.type() == val_type_##NAME) \
67  return (class CLASS *)v.internal_ptr(); \
68  else \
69  EST_error("val not of type val_type_"#NAME); \
70  return NULL; \
71 } \
72  \
73 static void val_delete_##NAME(void *v) \
74 { \
75  delete (class CLASS *)v; \
76 } \
77  \
78 EST_Val est_val(const class CLASS *v) \
79 { \
80  return EST_Val(val_type_##NAME, \
81  (void *)v,val_delete_##NAME); \
82 } \
83 
84 /* Macro for defining new typedef'd things as vals */
85 /* You don't need CLASS and TYPE but it often convenient */
86 #define VAL_REGISTER_TYPE(NAME,CLASS) \
87 val_type val_type_##NAME=#NAME; \
88 CLASS *NAME(const EST_Val &v) \
89 { \
90  if (v.type() == val_type_##NAME) \
91  return (CLASS *)v.internal_ptr(); \
92  else \
93  EST_error("val not of type val_type_"#NAME); \
94  return NULL; \
95 } \
96  \
97 static void val_delete_##NAME(void *v) \
98 { \
99  delete (CLASS *)v; \
100 } \
101  \
102 EST_Val est_val(const CLASS *v) \
103 { \
104  return EST_Val(val_type_##NAME, \
105  (void *)v,val_delete_##NAME); \
106 } \
107 
108 /* Macro for defining new typedef'd things as vals that don't get deleted */
109 /* You don't need CLASS and TYPE but it often convenient */
110 #define VAL_REGISTER_TYPE_NODEL(NAME,CLASS) \
111 val_type val_type_##NAME=#NAME; \
112 CLASS *NAME(const EST_Val &v) \
113 { \
114  if (v.type() == val_type_##NAME) \
115  return (CLASS *)v.internal_ptr(); \
116  else \
117  EST_error("val not of type val_type_"#NAME); \
118  return NULL; \
119 } \
120  \
121 static void val_delete_##NAME(void *v) \
122 { \
123  (void)v; \
124 } \
125  \
126 EST_Val est_val(const CLASS *v) \
127 { \
128  return EST_Val(val_type_##NAME, \
129  (void *)v,val_delete_##NAME); \
130 } \
131 
132 /* Macro for defining new class as values */
133 #define VAL_REGISTER_CLASS_NODEL(NAME,CLASS) \
134 val_type val_type_##NAME=#NAME; \
135 class CLASS *NAME(const EST_Val &v) \
136 { \
137  if (v.type() == val_type_##NAME) \
138  return (class CLASS *)v.internal_ptr(); \
139  else \
140  EST_error("val not of type val_type_"#NAME); \
141  return NULL; \
142 } \
143  \
144 static void val_delete_##NAME(void *v) \
145 { \
146  (void)v; \
147 } \
148  \
149 EST_Val est_val(const class CLASS *v) \
150 { \
151  return EST_Val(val_type_##NAME, \
152  (void *)v,val_delete_##NAME); \
153 } \
154 
155 /* Macro for defining function pointers as values */
156 #define VAL_REGISTER_FUNCPTR(NAME,CLASS) \
157 val_type val_type_##NAME=#NAME; \
158 CLASS NAME(const EST_Val &v) \
159 { \
160  if (v.type() == val_type_##NAME) \
161  return (CLASS)v.internal_ptr(); \
162  else \
163  EST_error("val not of type val_type_"#NAME); \
164  return NULL; \
165 } \
166  \
167 static void val_delete_##NAME(void *v) \
168 { \
169  (void)v; \
170 } \
171  \
172 EST_Val est_val(const CLASS v) \
173 { \
174  return EST_Val(val_type_##NAME, \
175  (void *)v,val_delete_##NAME); \
176 } \
177 
178 
179 
180 #endif