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page: fix noseek detection for files like /dev/screen

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This commit is contained in:
cinap_lenrek 2011-11-29 13:42:15 -05:00
parent 25f4840c7e
commit 9b6ecc6114
1 changed files with 1 additions and 1 deletions
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2
sys/src/cmd/page.c
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@ -696,7 +696,7 @@ popenfile(Page *p)
p->open = tab[i].open; p->open = tab[i].open;
if(seek(fd, 0, 0) < 0) if(seek(fd, 0, 0) < 0)
goto Noseek; goto Noseek;
if((i = read(fd, buf+n, n)) < 0) if((i = readn(fd, buf+n, n)) < 0)
goto Err1; goto Err1;
if(i != n || memcmp(buf, buf+n, i)){ if(i != n || memcmp(buf, buf+n, i)){
n += i; n += i;