wireguard-openbsd/bin/ed/main.c, branch jd/queueboosts

When system calls indicate an error they return -1, not some arbitrary

2019-06-28T13:34:58Z

value < 0. errno is only updated in this case. Change all (most?) callers of syscalls to follow this better, and let's see if this strictness helps us in the future.

Make sure we always return more than a single '!' in get_shell_command.

2018-06-15T08:45:03Z

This is similar to what vi/ex does and removes the final BACKWARDS flag. Behaviour requested by and OK tb@

Remove the non-BACKWARDS option for GET_THIRD_ADDR. No change to current

2018-06-15T08:26:31Z

behaviour. OK tb@

Definitively choose the existing semantics for the scroll and null command.

2018-06-04T13:26:21Z

POSIX states: "An empty command list shall be equivalent to the p command", so changing the behaviour of a null-command in any other case is a violation of POSIX. OK millert@

Fail earlier if we don't have a current filename. This simlifies the

2018-05-24T06:24:29Z

code and removes a few BACKWARDS flags. OK otto@

Make ed(1) warn about modifications if 'r'ead in an empty file and

2018-02-26T17:35:08Z

trying to quit. Diff from Tim Chase OK tb@ and millert@

silence clang warnings: add an extra pair of parentheses and stop

2017-04-26T21:25:43Z

passing empty format strings to printf-family functions; ok millert@

Allow the omission of one address in (.,.) and (.;.) address ranges

2017-01-03T20:24:29Z

as per POSIX. With this patch, ",n" is an abbreviation for "1,n", ";n" abbreviates ".;n". The "n," and "n;" variants mean "n,n" and "n;n", respectively. Patch from Jerome FRGAGIC; ok stefan, deraadt

Piping to a shell command does not count as a save, so don't reset the

2016-08-16T20:04:46Z

modified flag. from Jerome Frgacic (jerome.frgacic (at) yahoo.fr) ok tb

header cleanup

2016-03-22T17:58:28Z

from Edgar Pettijohn, correction from deraadt@