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ask-password: add comment with well-known errors from ask_password_auto()

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This commit is contained in:
Lennart Poettering 2024-11-07 15:07:18 +01:00
parent a776781898
commit f097a122a8
1 changed files with 11 additions and 0 deletions
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11
src/shared/ask-password-api.c
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@ -1165,6 +1165,17 @@ int ask_password_auto(
assert(ret);
/* Returns the following well-known errors:
*
* -ETIME → a timeout was specified and hit
* -EUNATCH → couldn't ask interactively and no cached password available either
* -ENOENT → the specified flag file disappeared
* -ECANCELED → the user explicitly cancelled the request
* -EINTR → SIGINT/SIGTERM where received during the query
* -ENOEXEC → headless mode was requested but no password could be acquired non-interactively
* -ECONNRESET → a POLLHUP has been seen on the specified hup_fd
*/
if (!FLAGS_SET(flags, ASK_PASSWORD_NO_CREDENTIAL) && req && req->credential) {
r = ask_password_credential(req, flags, ret);
if (r != -ENOKEY)