Allow the SQLITE_OPEN_EXCLUSIVE flag in sqlite3_open(). Return the

SQLITE_CANTOPEN_EXISTS extended code to indicate that the open failed because
the database already exists.

FossilOrigin-Name: d091150ff80709a1e50e0431aa33021f036979e4a88e9769eeec431dfad6d5f5

1 files changed, 2 insertions, 0 deletions

diff --git a/src/os_unix.c b/src/os_unix.c
index d45fdabab..aa6b3b8e4 100644
--- a/src/os_unix.c
+++ b/src/os_unix.c
@@ -6185,6 +6185,8 @@ static int unixOpen(
         /* If unable to create a journal because the directory is not
         ** writable, change the error code to indicate that. */
         rc = SQLITE_READONLY_DIRECTORY;
+      }else if( errno==EEXIST ){
+        rc = SQLITE_CANTOPEN_EXISTS;
       }else if( errno!=EISDIR && isReadWrite ){
         /* Failed to open the file for read/write access. Try read-only. */
         flags &= ~(SQLITE_OPEN_READWRITE|SQLITE_OPEN_CREATE);