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select: return error from "lethal" poll/select errors

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Adds two new error codes: CURLE_UNRECOVERABLE_POLL and
CURLM_UNRECOVERABLE_POLL one each for the easy and the multi interfaces.

Reported-by: Harry Sintonen
Fixes #8921
Closes #8961
This commit is contained in:
Daniel Stenberg 2022-06-08 11:03:07 +02:00
parent 7007324a6a
commit 5912da253b
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GPG key ID: 5CC908FDB71E12C2
10 changed files with 37 additions and 8 deletions
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4
docs/libcurl/libcurl-errors.3
View file

@ -265,6 +265,8 @@ QUIC connection error. This error may be caused by an SSL library error. QUIC
is the protocol used for HTTP/3 transfers.
.IP "CURLE_SSL_CLIENTCERT (98)"
SSL Client Certificate required.
.IP "CURLE_UNRECOVERABLE_POLL (99)"
An internal call to poll() or select() returned error that is not recoverable.
.IP "CURLE_OBSOLETE*"
These error codes will never be returned. They were used in an old libcurl
version and are currently unused.
@ -309,6 +311,8 @@ Wakeup is unavailable or failed.
A function was called with a bad parameter.
.IP "CURLM_ABORTED_BY_CALLBACK (11)"
A multi handle callback returned error.
.IP "CURLM_UNRECOVERABLE_POLL (12)"
An internal call to poll() or select() returned error that is not recoverable.
.SH "CURLSHcode"
The "share" interface will return a CURLSHcode to indicate when an error has
occurred. Also consider \fIcurl_share_strerror(3)\fP.

2
docs/libcurl/symbols-in-versions
View file

@ -320,6 +320,7 @@ CURLE_TFTP_UNKNOWNID 7.15.0
CURLE_TOO_MANY_REDIRECTS 7.5
CURLE_UNKNOWN_OPTION 7.21.5
CURLE_UNKNOWN_TELNET_OPTION 7.7 7.21.5
CURLE_UNRECOVERABLE_POLL 7.84.0
CURLE_UNSUPPORTED_PROTOCOL 7.1
CURLE_UPLOAD_FAILED 7.16.3
CURLE_URL_MALFORMAT 7.1
@ -523,6 +524,7 @@ CURLM_OK 7.9.6
CURLM_OUT_OF_MEMORY 7.9.6
CURLM_RECURSIVE_API_CALL 7.59.0
CURLM_UNKNOWN_OPTION 7.15.4
CURLM_UNRECOVERABLE_POLL 7.84.0
CURLM_WAKEUP_FAILURE 7.68.0
CURLMIMEOPT_FORMESCAPE 7.81.0
CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE 7.30.0