================
@@ -3064,22 +3064,41 @@ static int gdb_errno_to_system(int err) {
static uint64_t ParseHostIOPacketResponse(StringExtractorGDBRemote &response,
uint64_t fail_result, Status &error)
{
+ // The packet is expected to have the following format:
+ // 'F<retcode>,<errno>'
+
response.SetFilePos(0);
if (response.GetChar() != 'F')
return fail_result;
+
int32_t result = response.GetS32(-2, 16);
if (result == -2)
return fail_result;
- if (response.GetChar() == ',') {
- int result_errno = gdb_errno_to_system(response.GetS32(-1, 16));
- if (result_errno != -1)
- error = Status(result_errno, eErrorTypePOSIX);
- else
- error = Status(-1, eErrorTypeGeneric);
- } else
+
+ if (response.GetChar() != ',') {
error.Clear();
+ return result;
+ }
+
+ // Response packet should contain a error code at the end. This code
+ // corresponds either to the gdb IOFile error code, or to the posix errno.
----------------
dlav-sc wrote:
> I think this feature was only added to the gdb remote serial protocol in May
> of this year?
Yeah, looks like you're right, I didn't notice this.
Thanks for your reply.
https://github.com/llvm/llvm-project/pull/106950
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