emcc.cflags += -std=c99 -fPIC
# -------------^^^^^^^^ we currently need c99 for WASM-specific sqlite3 APIs.
emcc.cflags += -I. -I$(dir.top) # $(SQLITE_OPT)
-emcc.cflags += -pthread
########################################################################
# emcc flags specific to building the final .js/.wasm file...
emcc.jsflags += -sUSE_CLOSURE_COMPILER=0
emcc.jsflags += -sIMPORTED_MEMORY
emcc.environment := -sENVIRONMENT=web
-ifeq (0,1)
+ENABLE_WASMFS := 1
+ifneq (0,$(ENABLE_WASMFS))
+ emcc.cflags += -pthread
emcc.jsflags += -pthread -sWASMFS -sPTHREAD_POOL_SIZE=2
emcc.environment := $(emcc.environment),worker
+else
+ emcc.jsflags += -sALLOW_MEMORY_GROWTH
+ # emcc: warning: USE_PTHREADS + ALLOW_MEMORY_GROWTH may run non-wasm code
+ # slowly, see https://github.com/WebAssembly/design/issues/1271
+ # [-Wpthreads-mem-growth]
endif
emcc.jsflags += $(emcc.environment)
#emcc.jsflags += -sINITIAL_MEMORY=13107200
#emcc.jsflags += -sTOTAL_STACK=4194304
emcc.jsflags += -sEXPORT_NAME=sqlite3InitModule
emcc.jsflags += -sGLOBAL_BASE=4096 # HYPOTHETICALLY keep func table indexes from overlapping w/ heap addr.
-emcc.jsflags +=--post-js=$(post-js.js)
+emcc.jsflags += --post-js=$(post-js.js)
#emcc.jsflags += -sSTRICT # fails due to missing __syscall_...()
#emcc.jsflags += -sALLOW_UNIMPLEMENTED_SYSCALLS
#emcc.jsflags += -sFILESYSTEM=0 # only for experimentation. sqlite3 needs the FS API
#emcc.jsflags += -sABORTING_MALLOC
-emcc.jsflags += -sALLOW_MEMORY_GROWTH
emcc.jsflags += -sALLOW_TABLE_GROWTH
emcc.jsflags += -Wno-limited-postlink-optimizations
# ^^^^^ it likes to warn when we have "limited optimizations" via the -g3 flag.
-#emcc.jsflags += -sMALLOC=emmalloc
-#emcc.jsflags += -sMALLOC=dlmalloc # a good 8k larger than emmalloc
#emcc.jsflags += -sSTANDALONE_WASM # causes OOM errors, not sure why
-#emcc.jsflags += --import=foo_bar
-#emcc.jsflags += --no-gc-sections
# https://lld.llvm.org/WebAssembly.html
emcc.jsflags += -sERROR_ON_UNDEFINED_SYMBOLS=0
emcc.jsflags += -sLLD_REPORT_UNDEFINED
#emcc.jsflags += --allow-undefined
emcc.jsflags += --import-undefined
#emcc.jsflags += --unresolved-symbols=import-dynamic --experimental-pic
-#emcc.jsflags += --experimental-pic --unresolved-symbols=ingore-all --import-undefined
+#emcc.jsflags += --experimental-pic --unresolved-symbols=ingore-all --import-undefined
#emcc.jsflags += --unresolved-symbols=ignore-all
enable_bigint ?= 1
ifneq (0,$(enable_bigint))
# new Uint8Array(heapWrappers().HEAP8U.buffer, ptr, n)
#
# because ptr is now a BigInt, so is invalid for passing to arguments
-# which have strict must-be-a-number requirements.
+# which have strict must-be-a-Number requirements.
########################################################################
--- /dev/null
+<!doctype html>
+<html lang="en-us">
+ <head>
+ <meta charset="utf-8">
+ <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+ <link rel="shortcut icon" href="data:image/x-icon;," type="image/x-icon">
+ <link rel="stylesheet" href="common/emscripten.css"/>
+ <link rel="stylesheet" href="common/testing.css"/>
+ <title>sqlite3 WASMFS/OPFS Main-thread Scratchpad</title>
+ </head>
+ <body>
+ <header id='titlebar'><span>sqlite3 WASMFS/OPFS Main-thread Scratchpad</span></header>
+ <!-- emscripten bits -->
+ <figure id="module-spinner">
+ <div class="spinner"></div>
+ <div class='center'><strong>Initializing app...</strong></div>
+ <div class='center'>
+ On a slow internet connection this may take a moment. If this
+ message displays for "a long time", intialization may have
+ failed and the JavaScript console may contain clues as to why.
+ </div>
+ </figure>
+ <div class="emscripten" id="module-status">Downloading...</div>
+ <div class="emscripten">
+ <progress value="0" max="100" id="module-progress" hidden='1'></progress>
+ </div><!-- /emscripten bits -->
+ <p>Scratchpad/test app for the WASMF/OPFS integration in the
+ main window thread. This page requires that the sqlite3 API have
+ been built with WASMFS support. If OPFS support is available then
+ it "should" persist a database across reloads (watch the dev console
+ output), otherwise it will not.
+ </p>
+ <p>All stuff on this page happens in the dev console.</p>
+ <hr>
+ <div id='test-output'></div>
+ <script src="api/sqlite3.js"></script>
+ <script src="common/SqliteTestUtil.js"></script>
+ <script src="scratchpad-opfs-main.js"></script>
+ </body>
+</html>
--- /dev/null
+/*
+ 2022-05-22
+
+ The author disclaims copyright to this source code. In place of a
+ legal notice, here is a blessing:
+
+ * May you do good and not evil.
+ * May you find forgiveness for yourself and forgive others.
+ * May you share freely, never taking more than you give.
+
+ ***********************************************************************
+
+ A basic test script for sqlite3-api.js. This file must be run in
+ main JS thread and sqlite3.js must have been loaded before it.
+*/
+'use strict';
+(function(){
+ const toss = function(...args){throw new Error(args.join(' '))};
+ const log = console.log.bind(console),
+ warn = console.warn.bind(console),
+ error = console.error.bind(console);
+
+ const stdout = log;
+ const stderr = error;
+
+ const test1 = function(db){
+ db.execMulti("create table if not exists t(a);")
+ .callInTransaction(function(db){
+ db.prepare("insert into t(a) values(?)")
+ .bind(new Date().getTime())
+ .stepFinalize();
+ stdout("Number of values in table t:",
+ db.selectValue("select count(*) from t"));
+ });
+ };
+
+ const runTests = function(Module){
+ //stdout("Module",Module);
+ self._MODULE = Module /* this is only to facilitate testing from the console */;
+ const sqlite3 = Module.sqlite3,
+ capi = sqlite3.capi,
+ oo = sqlite3.oo1,
+ wasm = capi.wasm;
+ stdout("Loaded sqlite3:",capi.sqlite3_libversion(), capi.sqlite3_sourceid());
+ const persistentDir = capi.sqlite3_web_persistent_dir();
+ if(persistentDir){
+ stdout("Persistent storage dir:",persistentDir);
+ }else{
+ stderr("No persistent storage available.");
+ }
+ const startTime = performance.now();
+ let db;
+ try {
+ db = new oo.DB(persistentDir+'/foo.db');
+ stdout("DB filename:",db.filename,db.fileName());
+ const banner1 = '>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>',
+ banner2 = '<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<';
+ [
+ test1
+ ].forEach((f)=>{
+ const n = performance.now();
+ stdout(banner1,"Running",f.name+"()...");
+ f(db, sqlite3, Module);
+ stdout(banner2,f.name+"() took ",(performance.now() - n),"ms");
+ });
+ }finally{
+ if(db) db.close();
+ }
+ stdout("Total test time:",(performance.now() - startTime),"ms");
+ };
+
+ sqlite3InitModule(self.sqlite3TestModule).then(runTests);
+})();
-C Cleanups\sin\sthe\swasmfs/opfs\sintegration\sbut\sdisable\sit\sin\sorder\sto\sget\sthe\sbuild\sinto\sa\sknown-working\sstate\sbefore\scontinuing\swith\sexperimentation.
-D 2022-08-13T13:56:00.886
+C Add\sscratchpad/test\sapp\sfor\sWASMFS/OPFS\srunning\sin\sthe\smain\swindow\sthread.\sEnable\sWASMFS\sby\sdefault\sin\sthe\slibrary\sbuild.
+D 2022-08-13T16:11:38.873
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F ext/wasm/jaccwabyt/jaccwabyt_test.c 39e4b865a33548f943e2eb9dd0dc8d619a80de05d5300668e9960fff30d0d36f
F ext/wasm/jaccwabyt/jaccwabyt_test.exports 5ff001ef975c426ffe88d7d8a6e96ec725e568d2c2307c416902059339c06f19
+F ext/wasm/scratchpad-opfs-main.html 079b6ec0b3a6c35c9ac92e639ede1b253b901c52ec6a793e5411babb708ace40
+F ext/wasm/scratchpad-opfs-main.js 55ac5a0841d6436ac2990a4c26fea7f7fb98b0cfbb02ac169dc91f3c9ed5303d
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F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 3bc510a614973eafa60960a99bedb063594a693bdbfd80d7eb480b293b4ab811
-R a2b4eef7c61958031f6931d9df602912
+P 41045be752a5bd7966849638f3ca56f4905308df70f79f2cb6196ca7dce9d525
+R 767e1ce7730172518cd5acb6e01d575b
U stephan
-Z 3b291cb3c0f3e97625538cf3bb7fa23a
+Z 6b8d7c0e41c798b0afb745ee9b8f505a
# Remove this line to create a well-formed Fossil manifest.
-41045be752a5bd7966849638f3ca56f4905308df70f79f2cb6196ca7dce9d525
\ No newline at end of file
+ae24ac0f7dd9e12a40de0f6ccd61a16f010804da454085f886c217cc600cdba4
\ No newline at end of file
projects / thirdparty / sqlite.git / commitdiff
