Improved comments on the BtCursor.skipNext field. No changes to code.
FossilOrigin-Name: e956e7db057d1112badf5e0671cea95201385b44
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@ -1,5 +1,5 @@
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C When\sa\sSELECT\sstatement\sis\sterminated\sby\sa\sROLLBACK\sTO\soperation,\smake\sthe\nerror\smessage\sbe\s"abort\sdue\sto\sROLLBACK"\srather\sthan\s\n"callback\srequested\squery\sabort".
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D 2014-11-17T17:13:06.964
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C Improved\scomments\son\sthe\sBtCursor.skipNext\sfield.\s\sNo\schanges\sto\scode.
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D 2014-11-17T19:25:15.092
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F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
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F Makefile.in cf57f673d77606ab0f2d9627ca52a9ba1464146a
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F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
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@ -174,7 +174,7 @@ F src/bitvec.c 19a4ba637bd85f8f63fc8c9bae5ade9fb05ec1cb
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F src/btmutex.c 49ca66250c7dfa844a4d4cb8272b87420d27d3a5
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F src/btree.c 2087125172421c78fc0c02f953b7d660f2a2598e
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F src/btree.h a4afc6b06f5a1dd2076d15aa168baec44fc0121b
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F src/btreeInt.h 026d0129724e8f265fdc60d44ec240cf5a4e6179
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F src/btreeInt.h 3363e18fd76f69a27a870b25221b2345b3fd4d21
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F src/build.c 9dc2bd94347b878c89627000c92b0c8d97ec2919
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F src/callback.c 7b44ce59674338ad48b0e84e7b72f935ea4f68b0
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F src/complete.c 535183afb3c75628b78ce82612931ac7cdf26f14
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@ -1205,7 +1205,7 @@ F tool/vdbe_profile.tcl 67746953071a9f8f2f668b73fe899074e2c6d8c1
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F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
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F tool/warnings.sh 0abfd78ceb09b7f7c27c688c8e3fe93268a13b32
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F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
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P 42588207ff5451cb785c394633e1ab631fb82f01
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R dfbcaabb48c2f5c435e2c7179a62bd27
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P 34fc4a082c192830e48f643549c04a4f91912b8b
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R b667da582f38b5593e8a936d8e9b63b7
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U drh
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Z c435b7b174ccd5699f4e15dc48114455
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Z 1e479ba79d4cbfb8037d6ba7f0cc99ff
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@ -1 +1 @@
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34fc4a082c192830e48f643549c04a4f91912b8b
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e956e7db057d1112badf5e0671cea95201385b44
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@ -489,6 +489,11 @@ struct CellInfo {
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**
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** Fields in this structure are accessed under the BtShared.mutex
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** found at self->pBt->mutex.
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**
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** skipNext meaning:
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** eState==SKIPNEXT && skipNext>0: Next sqlite3BtreeNext() is no-op.
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** eState==SKIPNEXT && skipNext<0: Next sqlite3BtreePrevious() is no-op.
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** eState==FAULT: Cursor fault with skipNext as error code.
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*/
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struct BtCursor {
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Btree *pBtree; /* The Btree to which this cursor belongs */
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@ -501,7 +506,8 @@ struct BtCursor {
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void *pKey; /* Saved key that was cursor last known position */
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Pgno pgnoRoot; /* The root page of this tree */
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int nOvflAlloc; /* Allocated size of aOverflow[] array */
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int skipNext; /* Prev() is noop if negative. Next() is noop if positive */
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int skipNext; /* Prev() is noop if negative. Next() is noop if positive.
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** Error code if eState==CURSOR_FAULT */
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u8 curFlags; /* zero or more BTCF_* flags defined below */
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u8 eState; /* One of the CURSOR_XXX constants (see below) */
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u8 hints; /* As configured by CursorSetHints() */
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@ -547,7 +553,7 @@ struct BtCursor {
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** on a different connection that shares the BtShared cache with this
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** cursor. The error has left the cache in an inconsistent state.
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** Do nothing else with this cursor. Any attempt to use the cursor
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** should return the error code stored in BtCursor.skip
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** should return the error code stored in BtCursor.skipNext
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*/
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#define CURSOR_INVALID 0
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#define CURSOR_VALID 1
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