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Pop up a GUI dialog box to show the error message in I_Error()

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Shamelessly taken from Chocolate Doom, again.
This commit is contained in:
Fabian Greffrath 2019-12-20 13:15:56 +01:00
parent f4acd9d6bd
commit f97f622c99
1 changed files with 24 additions and 0 deletions
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24
Source/i_system.c
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@ -271,9 +271,20 @@ void I_Quit (void)
// //
// I_Error // I_Error
// //
static boolean I_ConsoleStdout(void)
{
#ifdef _WIN32
// SDL "helpfully" always redirects stdout to a file.
return false;
#else
return isatty(fileno(stdout));
#endif
}
void I_Error(const char *error, ...) // killough 3/20/98: add const void I_Error(const char *error, ...) // killough 3/20/98: add const
{ {
boolean exit_gui_popup;
if(!*errmsg) // ignore all but the first message -- killough if(!*errmsg) // ignore all but the first message -- killough
{ {
va_list argptr; va_list argptr;
@ -282,6 +293,19 @@ void I_Error(const char *error, ...) // killough 3/20/98: add const
va_end(argptr); va_end(argptr);
} }
// If specified, don't show a GUI window for error messages when the
// game exits with an error.
exit_gui_popup = !M_CheckParm("-nogui");
// Pop up a GUI dialog box to show the error message, if the
// game was not run from the console (and the user will
// therefore be unable to otherwise see the message).
if (exit_gui_popup && !I_ConsoleStdout())
{
SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR,
PACKAGE_STRING, errmsg, NULL);
}
if(!has_exited) // If it hasn't exited yet, exit now -- killough if(!has_exited) // If it hasn't exited yet, exit now -- killough
{ {
has_exited=1; // Prevent infinitely recursive exits -- killough has_exited=1; // Prevent infinitely recursive exits -- killough