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Merge pterm process-exit fix from 'pre-0.77'.

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Simon Tatham 2022-03-08 18:06:13 +00:00
commit 5243a2395a
1 changed files with 19 additions and 5 deletions
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24
windows/conpty.c
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@ -356,12 +356,26 @@ static int conpty_exitcode(Backend *be)
{
ConPTY *conpty = container_of(be, ConPTY, backend);
if (conpty->exited &&
0 <= conpty->exitstatus &&
conpty->exitstatus <= INT_MAX)
return conpty->exitstatus;
else
if (conpty->exited) {
/*
* PuTTY's representation of exit statuses expects them to be
* non-negative 'int' values. But Windows exit statuses can
* include all those exception codes like 0xC000001D which
* convert to negative 32-bit ints.
*
* I don't think there's a great deal of use for returning
* those in full detail, right now. (Though if we ever
* connected this system up to a Windows version of psusan or
* Uppity, perhaps there might be?)
*
* So we clip them at INT_MAX-1, since INT_MAX is reserved for
* 'exit so unclean as to inhibit Close On Clean Exit'.
*/
return (0 <= conpty->exitstatus && conpty->exitstatus < INT_MAX) ?
conpty->exitstatus : INT_MAX-1;
} else {
return -1;
}
}
static int conpty_cfg_info(Backend *be)