Fix a case in the fts3 offsets() function where a corrupt database record could lead to dereferencing an uninitialized pointer.

FossilOrigin-Name: 7b7d31a6153b1505288eb3e849d0d9ef9e88e961c7b2f918ef5

Fix a case in the fts3 offsets() function where a corrupt database record could lead to dereferencing an uninitialized pointer.

FossilOrigin-Name: 7b7d31a6153b1505288eb3e849d0d9ef9e88e961c7b2f918ef5582fd77990f6d

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Limit parenthesis nesting depth in FTS3 expressions to
SQLITE_MAX_EXPR_DEPTH.

FossilOrigin-Name: 5ddd8032ef9ecd5b53909d304c8f1375a72f270fd7810964cb4e385e25bedd4f

Fix an integer overflow in fts3 causing a usan error.

FossilOrigin-Name: e256f85289a78e629acdf83e5bf1f8df2a0ffb3d559738eb9e49db6c228dc8c0

Have fts3 ignore empty sets of parenthesis if built with
SQLITE_ENABLE_FTS3_PARENTHESIS.

FossilOrigin-Name: c93c6b45a317c40eb5c0abb6620d21f5821a601632c791e11e5ce62e039eccda

Use 64-bit math to compute the sizes of memory allocations in extensions.

FossilOrigin-Name: ca67f2ec0e294384c397db438605df1b47aae5f348a8de94f97286997625d169

Fix compiler warnings in FTS3.

FossilOrigin-Name: de508e831a43f02c3b354a24ea34798da03c163bae5521c852c9ddd252723739

Update test script fts3expr4.test so that it always creates fts3 tokenizers in
the "en_US" locality.

FossilOrigin-Name: 576a8f69ae25883f752e58953624e9f7126db998bebaa1f07f7c2ec47aaecabe

Update fts3 so that expressions to the left and right of a NOT operator are balanced. This prevents relatively small expressions (a dozen terms or so) that are children of NOT operators from triggeri

Update fts3 so that expressions to the left and right of a NOT operator are balanced. This prevents relatively small expressions (a dozen terms or so) that are children of NOT operators from triggering the "expression tree is too large" error.

FossilOrigin-Name: d6b66cd7b89fbd964f798d160a34caac0ba7347a

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Use the sqlite3Fts3ErrMsg() function to set error message text in FTS3,
and to ensure that error messages are not overwritten and thus leaked.

FossilOrigin-Name: 605347e087ec5eb817f3c94f4616abe26c7a

Use the sqlite3Fts3ErrMsg() function to set error message text in FTS3,
and to ensure that error messages are not overwritten and thus leaked.

FossilOrigin-Name: 605347e087ec5eb817f3c94f4616abe26c7ab66b

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Allow FTS tokenizers to choose whether or not to consider the "*" character part of tokens or not. This restores the pre-[e21bf7a2ad] behaviour. Also fix a problem causing FTS to interpret tokens beg

Allow FTS tokenizers to choose whether or not to consider the "*" character part of tokens or not. This restores the pre-[e21bf7a2ad] behaviour. Also fix a problem causing FTS to interpret tokens beginning with "*" characters as EOF.

FossilOrigin-Name: 49dfee7cd1c9ab2901b8a871a6cd00b2ead76801

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Fix a harmless compiler warning in the FTS4 logic.

FossilOrigin-Name: 64a869ad2388d9d62601b93d5139f2dc57f260f7

Fix the way parenthesis in MATCH expressions are handled by FTS if the tokenizer considers them to be token characters.

FossilOrigin-Name: e21bf7a2ade6373e94ea403c665f78e1ad22143f

Fix a bug preventing FTS from correctly processing bracket tokens that are immediately preceded by characters that are neither whitespace or token characters.

FossilOrigin-Name: 49be646cd981f8ff0434

Fix a bug preventing FTS from correctly processing bracket tokens that are immediately preceded by characters that are neither whitespace or token characters.

FossilOrigin-Name: 49be646cd981f8ff0434cf90d2748afa30260017

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Add the SQLITE_FTS3_MAX_EXPR_DEPTH compile time option.

FossilOrigin-Name: 24fc9d4438a5615dd20af5419456166df83a72ea

Add an assert() to fts3_expr.c in order to silence a clang warning.

FossilOrigin-Name: d8dc2c5fb554eb5898ddc8d703c6a360af7fe023

Improve the error message issued when an FTS query exceeds the maximum allowable tree depth.

FossilOrigin-Name: f480b1fe6012f36c59cd0525efdc6df74143ccd0

Fix an off-by-one in the code for limiting the depth of FTS expression trees.

FossilOrigin-Name: 72ac73189c3577740a77d2ea2fc7118391c0703f

Fix harmless compiler warnings in the FTS expression parser.

FossilOrigin-Name: 3c78af8c535e16518f18733325f4cd1df7ec8282

Rebalance FTS expressions after parsing to limit recursion during evaluation. Avoid recursion when deleting FTS expression trees. Enforce a limit on the depth of an expression tree.

FossilOrigin-Nam

Rebalance FTS expressions after parsing to limit recursion during evaluation. Avoid recursion when deleting FTS expression trees. Enforce a limit on the depth of an expression tree.

FossilOrigin-Name: f968d43f80cc2f236e7d09ba1e8278343e2b6976

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Many spelling fixes in comments. No changes to code.

FossilOrigin-Name: 6f6e2d50941e444ebc83604daddcc034137a05b7

Initialize variables used as outputs of custom tokenizer method calls in fts4.

FossilOrigin-Name: 514505a84bcc677518d60a42896598f85ed78265

Add the xLanguageid method to sqlite3_fts3_tokenizer versions 1 and greater.

FossilOrigin-Name: f8e9c445dd358c40e5a7bf3756b9f291909dbea7

Have FTS3 ignore ^ prefixes. The ^ syntax is only supported on FTS4 tables.

FossilOrigin-Name: df36ac948179f37b432a88701b6c79299e073ce8

If a token within an FTS query is prefixed with a '^' character, it must be the first token in a column of data to match.

FossilOrigin-Name: 63ac33c860eb32ce96699f06bf83121cec2ffaca

Fix a few minor and harmless clang warnings in FTS3 and RTREE.

FossilOrigin-Name: b3324f6cc27c3bfb32b12eacace2fc731c2dd644