tesseract 4.1.1
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ERRCODE Class Reference

#include <errcode.h>

Public Member Functions

void error (const char *caller, TessErrorLogCode action, const char *format,...) const
 
constexpr ERRCODE (const char *string)
 

Detailed Description

Definition at line 68 of file errcode.h.

Constructor & Destructor Documentation

◆ ERRCODE()

constexpr ERRCODE::ERRCODE ( const char *  string)
inlineconstexpr

Definition at line 76 of file errcode.h.

76 : message(string) {
77 } // initialize with string

Member Function Documentation

◆ error()

void ERRCODE::error ( const char *  caller,
TessErrorLogCode  action,
const char *  format,
  ... 
) const

Definition at line 35 of file errcode.cpp.

39 {
40 va_list args; // variable args
41 char msg[MAX_MSG];
42 char *msgptr = msg;
43
44 if (caller != nullptr)
45 //name of caller
46 msgptr += sprintf (msgptr, "%s:", caller);
47 //actual message
48 msgptr += sprintf (msgptr, "Error:%s", message);
49 if (format != nullptr) {
50 msgptr += sprintf (msgptr, ":");
51 va_start(args, format); //variable list
52 #ifdef _WIN32
53 //print remainder
54 msgptr += _vsnprintf (msgptr, MAX_MSG - 2 - (msgptr - msg), format, args);
55 msg[MAX_MSG - 2] = '\0'; //ensure termination
56 strcat (msg, "\n");
57 #else
58 //print remainder
59 msgptr += vsprintf (msgptr, format, args);
60 //no specific
61 msgptr += sprintf (msgptr, "\n");
62 #endif
63 va_end(args);
64 }
65 else
66 //no specific
67 msgptr += sprintf (msgptr, "\n");
68
69 // %s is needed here so msg is printed correctly!
70 fprintf(stderr, "%s", msg);
71
72 switch (action) {
73 case DBG:
74 case TESSLOG:
75 return; //report only
76 case TESSEXIT:
77 case ABORT:
78#if !defined(NDEBUG)
79 // Create a deliberate abnormal exit as the stack trace is more useful
80 // that way. This is done only in debug builds, because the
81 // error message "segmentation fault" confuses most normal users.
82#if defined(__GNUC__)
83 __builtin_trap();
84#else
85 *reinterpret_cast<int*>(0) = 0;
86#endif
87#endif
88 abort();
89 default:
90 BADERRACTION.error ("error", ABORT, nullptr);
91 }
92}
constexpr ERRCODE BADERRACTION("Illegal error action")
#define MAX_MSG
Definition: errcode.cpp:26
@ TESSLOG
Definition: errcode.h:27
@ DBG
Definition: errcode.h:26
@ TESSEXIT
Definition: errcode.h:28
@ ABORT
Definition: errcode.h:29
void error(const char *caller, TessErrorLogCode action, const char *format,...) const
Definition: errcode.cpp:35

The documentation for this class was generated from the following files: