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Add/apply various kvvfs-specific utility APIs to the JS layer to assist in testing and analysis. Correct a backwards default arg check for sqlite3ApiBootstrap(). Add exports for sqlite3_db_handle(), sqlite3_file_control(), and the SQLITE_FCNTL_xxx enum.

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FossilOrigin-Name: 0d78961870ee9f22f1ba16d423377d28dcc36e04b1e31ffd57f3e2fd51f8f0f2
This commit is contained in:
stephan
2022-09-13 19:27:03 +00:00
parent 23d39ce54d
commit 5b91500796
13 changed files with 340 additions and 126 deletions
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27
ext/wasm/api/sqlite3-api-cleanup.js
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@ -20,11 +20,17 @@ if('undefined' !== typeof Module){ // presumably an Emscripten build
/**
Install a suitable default configuration for sqlite3ApiBootstrap().
*/
const SABC = self.sqlite3ApiBootstrap.defaultConfig;
SABC.Module = Module /* ==> Currently needs to be exposed here for test code. NOT part
of the public API. */;
SABC.exports = Module['asm'];
SABC.memory = Module.wasmMemory /* gets set if built with -sIMPORT_MEMORY */;
const SABC = self.sqlite3ApiConfig || Object.create(null);
if(undefined===SABC.Module){
SABC.Module = Module /* ==> Currently needs to be exposed here for
test code. NOT part of the public API. */;
}
if(undefined===SABC.exports){
SABC.exports = Module['asm'];
}
if(undefined===SABC.memory){
SABC.memory = Module.wasmMemory /* gets set if built with -sIMPORT_MEMORY */;
}
/**
For current (2022-08-22) purposes, automatically call
@ -35,8 +41,15 @@ if('undefined' !== typeof Module){ // presumably an Emscripten build
configuration used by a no-args call to sqlite3ApiBootstrap().
*/
//console.warn("self.sqlite3ApiConfig = ",self.sqlite3ApiConfig);
const sqlite3 = self.sqlite3ApiBootstrap();
delete self.sqlite3ApiBootstrap;
const rmApiConfig = (SABC !== self.sqlite3ApiConfig);
self.sqlite3ApiConfig = SABC;
let sqlite3;
try{
sqlite3 = self.sqlite3ApiBootstrap();
}finally{
delete self.sqlite3ApiBootstrap;
if(rmApiConfig) delete self.sqlite3ApiConfig;
}
if(self.location && +self.location.port > 1024){
console.warn("Installing sqlite3 bits as global S for local dev/test purposes.");