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Teach ddb(4) to delete to the beginning of its command line on ^U.

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PR:		kern/28976
Submitted by:	Nickolai Zeldovich <kolya@orbit.zepa.net>
This commit is contained in:
Yaroslav Tykhiy 2002-02-11 14:14:42 +00:00
parent 9d6e4fa0a5
commit 732681a789
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=90528
1 changed files with 5 additions and 0 deletions
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5
sys/ddb/db_input.c
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@ -189,6 +189,11 @@ db_inputchar(c)
if (db_lc > db_lbuf_start)
db_delete(1, DEL_BWD);
break;
case CTRL('u'):
/* delete to beginning of line */
if (db_lc > db_lbuf_start)
db_delete(db_lc - db_lbuf_start, DEL_BWD);
break;
case CTRL('d'):
/* erase next character */
if (db_lc < db_le)