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acme: add font control message

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This commit is contained in:
Russ Cox 2020-07-18 19:52:58 -04:00
parent 951446a774
commit 057d8a76a9
2 changed files with 24 additions and 1 deletions
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7
man/man4/acme.4
View file

@ -20,7 +20,7 @@ serves a variety of files for reading, writing, and controlling
windows. windows.
Some of them are virtual versions of system files for dealing Some of them are virtual versions of system files for dealing
with the virtual console; others control operations with the virtual console; others control operations
of of
.I acme .I acme
itself. itself.
When a command is run under When a command is run under
@ -234,6 +234,11 @@ Equivalent to the
.B Get .B Get
interactive command with no arguments; accepts no arguments. interactive command with no arguments; accepts no arguments.
.TP .TP
.BI font " path
Equivalent to the
.B Font
interactive command with a single (required) argument.
.TP
.B limit=addr .B limit=addr
When the When the
.B ctl .B ctl

18
src/cmd/acme/xfid.c
View file

@ -701,6 +701,24 @@ out:
winsetname(w, r, nr); winsetname(w, r, nr);
m += (q+1) - pp; m += (q+1) - pp;
}else }else
if(strncmp(p, "font ", 5) == 0){ /* execute font command */
pp = p+5;
m = 5;
q = memchr(pp, '\n', e-pp);
if(q==nil || q==pp){
err = Ebadctl;
break;
}
*q = 0;
nulls = FALSE;
cvttorunes(pp, q-pp, r, &nb, &nr, &nulls);
if(nulls){
err = "nulls in font string";
break;
}
fontx(&w->body, nil, nil, FALSE, XXX, r, nr);
m += (q+1) - pp;
}else
if(strncmp(p, "dump ", 5) == 0){ /* set dump string */ if(strncmp(p, "dump ", 5) == 0){ /* set dump string */
pp = p+5; pp = p+5;
m = 5; m = 5;