core-lightning/doc/lightning-fundchannel_cancel.7.md
niftynei ba7d4a8f6b make-schema: don't include tools/fromschema.py in SHASUMS
We were including the entire list of prerequisites when generating a
shastamp, which for schemas includes the `tools/fromschema.py` doc.

This meant all of our shasums were updating anytime this tool file
changed.

Instead, we just include the first prerequisite.

See: https://www.gnu.org/software/make/manual/html_node/Automatic-Variables.html#Automatic-Variables
2022-07-14 12:24:48 -05:00

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lightning-fundchannel\_cancel -- Command for completing channel establishment
=============================================================================
SYNOPSIS
--------
**fundchannel\_cancel** *id*
DESCRIPTION
-----------
`fundchannel_cancel` is a lower level RPC command. It allows channel opener
to cancel a channel before funding broadcast with a connected peer.
*id* is the node id of the remote peer with which to cancel.
Note that the funding transaction MUST NOT be broadcast before
`fundchannel_cancel`. Broadcasting transaction before `fundchannel_cancel`
WILL lead to unrecoverable loss of funds.
If `fundchannel_cancel` is called after `fundchannel_complete`, the remote
peer may disconnect when command succeeds. In this case, user need to connect
to remote peer again before opening channel.
RETURN VALUE
------------
[comment]: # (GENERATE-FROM-SCHEMA-START)
On success, an object is returned, containing:
- **cancelled** (string): A message indicating it was cancelled by RPC
[comment]: # (GENERATE-FROM-SCHEMA-END)
On error the returned object will contain `code` and `message` properties,
with `code` being one of the following:
- -32602: If the given parameters are wrong.
- 306: Unknown peer id.
- 307: No channel currently being funded that can be cancelled.
- 308: It is unsafe to cancel the channel: the funding transaction
has been broadcast, or there are HTLCs already in the channel, or
the peer was the initiator and not us.
AUTHOR
------
Lisa Neigut <<niftynei@gmail.com>> is mainly responsible.
SEE ALSO
--------
lightning-connect(7), lightning-fundchannel(7), lightning-multifundchannel(7),
lightning-fundchannel\_start(7), lightning-fundchannel\_complete(7)
lightning-openchannel\_init(7), lightning-openchannel\_update(7),
lightning-openchannel\_signed(7), lightning-openchannel\_abort(7)
RESOURCES
---------
Main web site: <https://github.com/ElementsProject/lightning>
[comment]: # ( SHA256STAMP:a670eb1f4475ad33b3fc20994205adbf12fad8bb93e5e805e0b8a8ea1db15136)