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Overview
| Comment: | In the SQLITE_OPEN_NOFOLLOW processing, distinguish between an I/O error on the xAccess() call and an actual symlink encounter. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
2e98b42fcb7bc38e22808a9dc1d7a423 |
| User & Date: | drh 2019-11-18 18:43:19 |
Context
|
2019-11-18
| ||
| 22:34 | Ensure all file names passed to the VFS layer are double-zero terminated. check-in: 251230cf user: mistachkin tags: trunk | |
| 18:43 | In the SQLITE_OPEN_NOFOLLOW processing, distinguish between an I/O error on the xAccess() call and an actual symlink encounter. check-in: 2e98b42f user: drh tags: trunk | |
| 17:46 | Add support for SQLITE_OPEN_NOFOLLOW. check-in: cb79c828 user: drh tags: trunk | |
Changes
Changes to src/pager.c.
4786 4787 4788 4789 4790 4791 4792 4793 4794 4795 4796 4797 4798 4799 4800 4801 4802 4803 4804 |
** to by zPathname, length nPathname. Or, if this is a temporary file,
** leave both nPathname and zPathname set to 0.
*/
if( zFilename && zFilename[0] ){
const char *z;
if( (vfsFlags & SQLITE_OPEN_NOFOLLOW)!=0 ){
int isLink = 0;
if( sqlite3OsAccess(pVfs, zFilename, SQLITE_ACCESS_SYMLINK, &isLink)==0
&& isLink
){
return SQLITE_CANTOPEN_SYMLINK;
}
}
nPathname = pVfs->mxPathname+1;
zPathname = sqlite3DbMallocRaw(0, nPathname*2);
if( zPathname==0 ){
return SQLITE_NOMEM_BKPT;
}
zPathname[0] = 0; /* Make sure initialized even if FullPathname() fails */
|
| < < | < > |
4786 4787 4788 4789 4790 4791 4792 4793 4794 4795 4796 4797 4798 4799 4800 4801 4802 |
** to by zPathname, length nPathname. Or, if this is a temporary file,
** leave both nPathname and zPathname set to 0.
*/
if( zFilename && zFilename[0] ){
const char *z;
if( (vfsFlags & SQLITE_OPEN_NOFOLLOW)!=0 ){
int isLink = 0;
int rc = sqlite3OsAccess(pVfs, zFilename, SQLITE_ACCESS_SYMLINK, &isLink);
if( rc==SQLITE_OK && isLink ) rc = SQLITE_CANTOPEN_SYMLINK;
if( rc ) return rc;
}
nPathname = pVfs->mxPathname+1;
zPathname = sqlite3DbMallocRaw(0, nPathname*2);
if( zPathname==0 ){
return SQLITE_NOMEM_BKPT;
}
zPathname[0] = 0; /* Make sure initialized even if FullPathname() fails */
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