* path.cc (path_conv::check): Don't use path_flags when converting to MS-DOS

syntax unless parsing tail of path component.  Stop parsing path when we reach
the 'root' of the path.  Correctly copy tail to path component.
This commit is contained in:
Christopher Faylor 2001-04-30 16:52:53 +00:00
parent 8abeff1ead
commit c0a45b92cc
2 changed files with 29 additions and 16 deletions

View File

@ -1,3 +1,10 @@
Mon Apr 30 12:35:40 2001 Christopher Faylor <cgf@cygnus.com>
* path.cc (path_conv::check): Don't use path_flags when converting to
MS-DOS syntax unless parsing tail of path component. Stop parsing path
when we reach the 'root' of the path. Correctly copy tail to path
component.
Sun Apr 29 22:28:06 2001 Christopher Faylor <cgf@cygnus.com>
* exceptions.cc (INIT_EXCEPTION_HANDLER): Eliminate.

View File

@ -388,7 +388,7 @@ path_conv::check (const char *src, unsigned opt,
{
const suffix_info *suff;
char pathbuf[MAX_PATH];
char *full_path;
char *full_path, *rel_path, *realpath;
/* Don't allow symlink.check to set anything in the path_conv
class if we're working on an inner component of the path */
@ -396,17 +396,21 @@ path_conv::check (const char *src, unsigned opt,
{
suff = NULL;
sym.pflags = 0;
full_path = pathbuf;
rel_path = NULL;
realpath = full_path = pathbuf;
}
else
{
suff = suffixes;
sym.pflags = path_flags;
full_path = this->path;
if (opt & PC_FULL)
rel_path = NULL, realpath = full_path = this->path;
else
realpath = rel_path = this->path, full_path = pathbuf;
}
error = mount_table->conv_to_win32_path (path_copy, NULL, full_path, devn,
unit, &path_flags);
error = mount_table->conv_to_win32_path (path_copy, rel_path, full_path, devn,
unit, &sym.pflags);
if (devn != FH_BAD)
{
@ -415,24 +419,24 @@ path_conv::check (const char *src, unsigned opt,
}
/* Eat trailing slashes */
char *dostail = strchr (full_path, '\0');
char *dostail = strchr (realpath, '\0');
/* If path is only a drivename, Windows interprets it as the current working
directory on this drive instead of the root dir which is what we want. So
we need the trailing backslash in this case. */
while (dostail > full_path + 3 && (*--dostail == '\\'))
while (dostail > realpath + 3 && (*--dostail == '\\'))
*tail = '\0';
if (full_path[0] && full_path[1] == ':' && full_path[2] == '\0')
strcat (full_path, "\\");
if (realpath[0] && realpath[1] == ':' && realpath[2] == '\0')
strcat (realpath, "\\");
if ((opt & PC_SYM_IGNORE) && pcheck_case == PCHECK_RELAXED)
{
fileattr = GetFileAttributesA (full_path);
fileattr = GetFileAttributesA (realpath);
goto out;
}
int len = sym.check (full_path, suff, opt);
int len = sym.check (realpath, suff, opt);
if (sym.case_clash)
{
@ -507,7 +511,7 @@ path_conv::check (const char *src, unsigned opt,
if (tail != path_end)
*tail = '/';
if (!newtail)
if (!newtail || newtail == path_copy || (newtail == path_copy + 1 && newtail[-1] == '/'))
goto out; // all done
tail = newtail;
@ -527,7 +531,7 @@ path_conv::check (const char *src, unsigned opt,
MALLOC_CHECK;
int taillen = strlen (tail + 1);
int taillen = strlen (++tail);
int buflen = strlen (sym.contents);
if (buflen + taillen > MAX_PATH)
{
@ -554,7 +558,7 @@ path_conv::check (const char *src, unsigned opt,
for (p = sym.contents; *p; p++)
*headptr++ = *p == '\\' ? '/' : *p;
if (tail == path_end)
if (tail >= path_end)
*headptr = '\0';
else
{
@ -565,7 +569,6 @@ path_conv::check (const char *src, unsigned opt,
src = tmp_buf;
}
/*fillin:*/
if (!(opt & PC_SYM_CONTENTS))
add_ext_from_sym (sym);
@ -586,7 +589,10 @@ out:
DWORD serial, volflags;
char fs_name[16];
strcpy (tmp_buf, this->path);
if (isabspath (this->path))
strcpy (tmp_buf, this->path);
else
cygheap->cwd.get (tmp_buf, 1, 1, MAX_PATH);
if (allow_ntsec && (!rootdir (tmp_buf) ||
!GetVolumeInformation (tmp_buf, NULL, 0, &serial, NULL,
&volflags, fs_name, 16)))