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Re: Bug w/ gawk stat extension
From: |
Andreas Schwab |
Subject: |
Re: Bug w/ gawk stat extension |
Date: |
Tue, 21 Jun 2005 15:34:21 +0200 |
User-agent: |
Gnus/5.110003 (No Gnus v0.3) Emacs/22.0.50 (gnu/linux) |
"Andrew J. Schorr" <address@hidden> writes:
> - linksize = readlink(file->stptr, buf, sizeof buf);
> - /* should make this smarter */
> - if (linksize == sizeof(buf))
> - fatal("size of symbolic link too big");
> + if (((linksize = readlink(file->stptr, buf, sizeof buf)) >= 0)
> + && (linksize < sizeof(buf))) {
> + /* set the linkval field only if we are able to retrieve
> + the entire link value successfully. */
> buf[linksize] = '\0';
If you want to retrieve the full link text you have to read at least
st_size bytes from the link.
Andreas.
--
Andreas Schwab, SuSE Labs, address@hidden
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
- Bug w/ gawk tat extension, Glenn Zazulia, 2005/06/19
- Re: Bug w/ gawk tat extension, Aharon Robbins, 2005/06/20
- Re: Bug w/ gawk stat extension, Glenn Zazulia, 2005/06/22
- Re: Bug w/ gawk stat extension, Jim Meyering, 2005/06/22
- Re: Bug w/ gawk stat extension, Andrew J. Schorr, 2005/06/22
- Re: Bug w/ gawk stat extension, Jim Meyering, 2005/06/22