slang/slerr.c

   1 /* error handling common to all routines. */
   2 /* Copyright (c) 1992, 1995 John E. Davis
   3  * All rights reserved.
   4  *
   5  * You may distribute under the terms of either the GNU General Public
   6  * License or the Perl Artistic License.
   7  */
   8
   9
  10 #include "config.h"
  11
  12 #include <stdio.h>
  13 #include <string.h>
  14 #include <stdarg.h>
  15
  16 #ifdef HAVE_STDLIB_H
  17 # include <stdlib.h>
  18 #endif
  19
  20 #include "slang.h"
  21 #include "_slang.h"
  22
  23 void (*SLang_Error_Routine)(char *);
  24 void (*SLang_Exit_Error_Hook)(char *);
  25 volatile int SLang_Error = 0;
  26 char *SLang_Error_Message;
  27 volatile int SLKeyBoard_Quit = 0;
  28
  29 void SLang_doerror (char *error)
  30 {
  31    char err [1024];
  32    char *str = NULL;
  33
  34    *err = 0;
  35
  36    str = "Slang/Midnight Commander unknown error";
  37
  38    g_snprintf(err, sizeof (err), "S-Lang Error: %s", str);
  39
  40    if (SLang_Error_Routine == NULL)
  41      {
  42         fputs (err, stderr);
  43         fputs("\r\n", stderr);
  44      }
  45    else
  46      (*SLang_Error_Routine)(err);
  47 }
  48
  49
  50
  51 void SLang_exit_error (char *s)
  52 {
  53    if (SLang_Exit_Error_Hook != NULL)
  54      {
  55         (*SLang_Exit_Error_Hook) (s);
  56      }
  57    if (s != NULL) fprintf (stderr, "%s\n", s);
  58    exit (-1);
  59 }