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fallback for sqlite3_clear_bindings

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Work with older SQLite, such as the one with Fedora 6

Closes #769

Merge to v6.5
This commit is contained in:
Matthew Flatt 2016-04-17 13:43:53 -06:00
parent dda791c8cb
commit 51061c0829
1 changed files with 8 additions and 1 deletions
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9
racket/collects/db/private/sqlite3/ffi.rkt
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@ -160,7 +160,14 @@
(_fun _sqlite3_statement -> _int)) (_fun _sqlite3_statement -> _int))
(define-sqlite sqlite3_clear_bindings (define-sqlite sqlite3_clear_bindings
(_fun _sqlite3_statement -> _int)) (_fun _sqlite3_statement -> _int)
#:fail (lambda ()
;; Old versions of SQLite don't have sqlite3_clear_bindings().
;; With this fallback, some SQLite internal parameter
;; buffers won't get cleared at the end of statement
;; execution; they'll get cleared when the statement is
;; next executed or when the statement is closed instead.
(lambda (stmt) 0)))
;; ---------------------------------------- ;; ----------------------------------------