libs/newlib-cygwin
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* path.cc (path_conv::check): Convert device type to FH_FS for

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non-existant files on /dev, unless /dev itself doesn't exist on disk.
	Add comment to explain why.
This commit is contained in:
Corinna Vinschen 2012-04-04 12:06:21 +00:00
parent 9e1fe26d12
commit ce508e512a
2 changed files with 19 additions and 0 deletions
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6
winsup/cygwin/ChangeLog
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@ -1,3 +1,9 @@
2012-04-04 Corinna Vinschen <corinna@vinschen.de>
* path.cc (path_conv::check): Convert device type to FH_FS for
non-existant files on /dev, unless /dev itself doesn't exist on disk.
Add comment to explain why.
2012-04-04 Corinna Vinschen <corinna@vinschen.de> 2012-04-04 Corinna Vinschen <corinna@vinschen.de>
* hookapi.cc (rvadelta): Compute max_size using SizeOfRawData rather * hookapi.cc (rvadelta): Compute max_size using SizeOfRawData rather

13
winsup/cygwin/path.cc
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@ -882,6 +882,19 @@ is_virtual_symlink:
: sym.fileattr; : sym.fileattr;
path_flags = sym.pflags; path_flags = sym.pflags;
} }
else if (isdev_dev (dev))
{
/* If we're looking for a file below /dev, which doesn't exist,
make sure that the device type is converted to FH_FS, so that
subsequent code handles the file correctly.
Unless /dev itself doesn't exist on disk. In that case /dev
is handled as virtual filesystem, and virtual filesystems are
read-only. */
if (sym.error == ENOENT)
sym.error = EROFS;
else
dev.d.devn = FH_FS;
}
/* If symlink.check found an existing non-symlink file, then /* If symlink.check found an existing non-symlink file, then
it sets the appropriate flag. It also sets any suffix found it sets the appropriate flag. It also sets any suffix found