PCL
ErrorHandler.h
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3 // / /_/ // / / /
4 // / ____// /___ / /___ PixInsight Class Library
5 // /_/ \____//_____/ PCL 2.1.19
6 // ----------------------------------------------------------------------------
7 // pcl/ErrorHandler.h - Released 2019-11-07T10:59:34Z
8 // ----------------------------------------------------------------------------
9 // This file is part of the PixInsight Class Library (PCL).
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50 // ----------------------------------------------------------------------------
51 
52 #ifndef __PCL_ErrorHandler_h
53 #define __PCL_ErrorHandler_h
54 
56 
57 #include <pcl/Defs.h>
58 
59 #include <pcl/Exception.h>
60 
61 #include <new> // std::bad_alloc
62 
63 // ----------------------------------------------------------------------------
64 
65 #ifdef __PCL_SILENTLY_REPLACE_USER_ERROR_MACROS
66 
67 #undef ERROR_HANDLER
68 #undef ERROR_CLEANUP
69 
70 #else
71 
72 #ifdef ERROR_HANDLER
73 #error ERROR_HANDLER macro: Already defined!
74 #endif
75 
76 #ifdef ERROR_CLEANUP
77 #error ERROR_CLEANUP macro: Already defined!
78 #endif
79 
80 #endif
81 
82 // ----------------------------------------------------------------------------
83 
88 // ----------------------------------------------------------------------------
89 
99 #define ERROR_HANDLER \
100  catch ( pcl::FatalError& ) \
101  { \
102  /* Launch fatal errors to the hyperspace... */ \
103  throw; \
104  } \
105  catch ( pcl::ProcessAborted& ) \
106  { \
107  /* Abort process: Let the PI application do the GUI output */ \
108  } \
109  catch ( pcl::CaughtException& ) \
110  { \
111  /* Exceptions already caught and managed: simply ignore them */ \
112  } \
113  catch ( pcl::Exception& x ) \
114  { \
115  /* Other PCL exceptions */ \
116  x.Show(); \
117  } \
118  catch ( pcl::String& s ) \
119  { \
120  /* Nonstandard ways of throwing things... */ \
121  try \
122  { \
123  throw pcl::Error( s ); \
124  } \
125  catch ( pcl::Exception& x ) \
126  { \
127  x.Show(); \
128  } \
129  } \
130  catch ( std::bad_alloc& ) \
131  { \
132  /* Standard bad allocation exception */ \
133  try \
134  { \
135  throw pcl::Error( "Out of memory" ); \
136  } \
137  catch ( pcl::Exception& x ) \
138  { \
139  x.Show(); \
140  } \
141  } \
142  catch ( ... ) \
143  { \
144  /* Catch-all */ \
145  try \
146  { \
147  throw pcl::Error( "Unknown exception" ); \
148  } \
149  catch ( pcl::Exception& x ) \
150  { \
151  x.Show(); \
152  } \
153  }
154 
155 // ----------------------------------------------------------------------------
156 
167 #define ERROR_CLEANUP( cleanup_code ) \
168  catch ( ... ) \
169  { \
170  cleanup_code; \
171  \
172  try \
173  { \
174  throw; \
175  } \
176  ERROR_HANDLER \
177  }
178 
179 // ----------------------------------------------------------------------------
180 
181 #endif // __PCL_ErrorHandler_h
182 
183 // ----------------------------------------------------------------------------
184 // EOF pcl/ErrorHandler.h - Released 2019-11-07T10:59:34Z