diff options
author | Hans-Christoph Steiner <hans@eds.org> | 2013-08-13 15:43:01 -0400 |
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committer | Hans-Christoph Steiner <hans@eds.org> | 2013-08-13 15:43:01 -0400 |
commit | 4228998fd796fa2f9e84fb73632e0a07cc7cd188 (patch) | |
tree | 15b2336f351468fedd0c39e9de4ad905a686f3b0 /src/journal.c | |
parent | bdee7cf7d974b2f70d5934786c5666006e7360be (diff) | |
parent | 08119c361d1181b3e8f1abb429236e488a664753 (diff) |
Merge tag 'upstream/2.2.1'
Upstream version 2.2.1
# gpg: Signature made Tue 13 Aug 2013 03:42:56 PM EDT using RSA key ID 374BBE81
# gpg: Good signature from "Hans-Christoph Steiner <hans@at.or.at>"
# gpg: aka "[jpeg image of size 5408]"
# gpg: aka "Hans-Christoph Steiner <hs420@nyu.edu>"
# gpg: aka "Hans-Christoph Steiner <hans@eds.org>"
# gpg: aka "Hans-Christoph Steiner <hans@guardianproject.info>"
# gpg: aka "Hans-Christoph Steiner <hansi@nyu.edu>"
# gpg: aka "Hans-Christoph Steiner <hans@guardianproject.info>"
Diffstat (limited to 'src/journal.c')
-rw-r--r-- | src/journal.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/journal.c b/src/journal.c index 2f9e222..fed27be 100644 --- a/src/journal.c +++ b/src/journal.c @@ -59,6 +59,14 @@ static int createFile(JournalFile *p){ assert(p->iSize<=p->nBuf); rc = sqlite3OsWrite(p->pReal, p->zBuf, p->iSize, 0); } + if( rc!=SQLITE_OK ){ + /* If an error occurred while writing to the file, close it before + ** returning. This way, SQLite uses the in-memory journal data to + ** roll back changes made to the internal page-cache before this + ** function was called. */ + sqlite3OsClose(pReal); + p->pReal = 0; + } } } return rc; @@ -228,6 +236,16 @@ int sqlite3JournalCreate(sqlite3_file *p){ return createFile((JournalFile *)p); } +/* +** The file-handle passed as the only argument is guaranteed to be an open +** file. It may or may not be of class JournalFile. If the file is a +** JournalFile, and the underlying file on disk has not yet been opened, +** return 0. Otherwise, return 1. +*/ +int sqlite3JournalExists(sqlite3_file *p){ + return (p->pMethods!=&JournalFileMethods || ((JournalFile *)p)->pReal!=0); +} + /* ** Return the number of bytes required to store a JournalFile that uses vfs ** pVfs to create the underlying on-disk files. |