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open: preserve error on failed open

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write: handle offset correctly for fswrite
This commit is contained in:
rsc 2005-03-01 20:56:27 +00:00
parent 6c78172831
commit c31f81ac8b
2 changed files with 4 additions and 1 deletions
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3
src/lib9pclient/open.c
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@ -7,6 +7,7 @@
CFid*
fsopen(CFsys *fs, char *name, int mode)
{
char e[ERRMAX];
CFid *fid;
Fcall tx, rx;
@ -16,7 +17,9 @@ fsopen(CFsys *fs, char *name, int mode)
tx.fid = fid->fid;
tx.mode = mode;
if(_fsrpc(fs, &tx, &rx, 0) < 0){
rerrstr(e, sizeof e);
fsclose(fid);
errstr(e, sizeof e);
return nil;
}
fid->mode = mode;

2
src/lib9pclient/write.c
View file

@ -53,7 +53,7 @@ fspwrite(CFid *fid, void *buf, long n, vlong offset)
want = n - tot;
if(want > msize)
want = msize;
got = _fspwrite(fid, buf, want, offset);
got = _fspwrite(fid, buf+tot, want, offset);
first = 0;
if(got < 0){
if(tot == 0)