tesseract  5.0.0
tesseract::ERRCODE Class Reference

#include <errcode.h>

Public Member Functions

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

Detailed Description

Definition at line 44 of file errcode.h.

Constructor & Destructor Documentation

◆ ERRCODE()

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

Definition at line 52 of file errcode.h.

52 : message(string) {} // initialize with string

Member Function Documentation

◆ error()

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

Definition at line 38 of file errcode.cpp.

42  {
43  va_list args; // variable args
44  char msg[MAX_MSG];
45  char *msgptr = msg;
46 
47  if (caller != nullptr) {
48  // name of caller
49  msgptr += sprintf(msgptr, "%s:", caller);
50  }
51  // actual message
52  msgptr += sprintf(msgptr, "Error:%s", message);
53  if (format != nullptr) {
54  msgptr += sprintf(msgptr, ":");
55  va_start(args, format); // variable list
56 #ifdef _WIN32
57  // print remainder
58  msgptr += _vsnprintf(msgptr, MAX_MSG - 2 - (msgptr - msg), format, args);
59  msg[MAX_MSG - 2] = '\0'; // ensure termination
60  strcat(msg, "\n");
61 #else
62  // print remainder
63  msgptr += vsprintf(msgptr, format, args);
64  // no specific
65  msgptr += sprintf(msgptr, "\n");
66 #endif
67  va_end(args);
68  } else {
69  // no specific
70  msgptr += sprintf(msgptr, "\n");
71  }
72 
73  // %s is needed here so msg is printed correctly!
74  fprintf(stderr, "%s", msg);
75 
76  switch (action) {
77  case DBG:
78  case TESSLOG:
79  return; // report only
80  case TESSEXIT:
81  case ABORT:
82 #if !defined(NDEBUG)
83  // Create a deliberate abnormal exit as the stack trace is more useful
84  // that way. This is done only in debug builds, because the
85  // error message "segmentation fault" confuses most normal users.
86 # if defined(__GNUC__)
87  __builtin_trap();
88 # else
89  *reinterpret_cast<int *>(0) = 0;
90 # endif
91 #endif
92  abort();
93  default:
94  BADERRACTION.error("error", ABORT, nullptr);
95  }
96 }
#define MAX_MSG
Definition: errcode.cpp:29
constexpr ERRCODE BADERRACTION("Illegal error action")
@ ABORT
Definition: errcode.h:31
@ TESSLOG
Definition: errcode.h:29
@ TESSEXIT
Definition: errcode.h:30
void error(const char *caller, TessErrorLogCode action, const char *format,...) const __attribute__((format(printf
Definition: errcode.cpp:38

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