o5r/plan9port
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changes from plan 9

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rsc 2004-12-27 01:16:26 +00:00
parent 334cb1e91c
commit 6d7fdb243c
6 changed files with 31 additions and 17 deletions
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11
src/cmd/acme/text.c
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@ -45,7 +45,7 @@ textredraw(Text *t, Rectangle r, Font *f, Image *b, int odx)
frinit(&t->fr, r, f, b, t->fr.cols);
rr = t->fr.r;
rr.min.x -= Scrollwid; /* back fill to scroll bar */
rr.min.x -= Scrollwid+Scrollgap; /* back fill to scroll bar */
draw(t->fr.b, rr, t->fr.cols[BACK], nil, ZP);
/* use no wider than 3-space tabs in a directory */
maxt = maxtab;
@ -193,6 +193,10 @@ textload(Text *t, uint q0, char *file, int setqid)
if(t->ncache!=0 || t->file->b.nc || t->w==nil || t!=&t->w->body || (t->w->isdir && t->file->nname==0))
error("text.load");
if(t->w->isdir && t->file.nname==0){
warning(nil, "empty directory name");
return 0;
}
fd = open(file, OREAD);
if(fd < 0){
warning(nil, "can't open %s: %r\n", file);
@ -645,7 +649,10 @@ texttype(Text *t, Rune r)
switch(r){
case Kleft:
if(t->q0 > 0){
wincommit(t->w, t);
if(t->w)
wincommit(t->w, t);
else
textcommit(t->w, TRUE);
textshow(t, t->q0-1, t->q0-1, TRUE);
}
return;