File: initialization.cc

package info (click to toggle)
chromium 144.0.7559.96-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 5,914,924 kB
  • sloc: cpp: 35,865,590; ansic: 7,599,024; javascript: 3,623,761; python: 1,639,407; xml: 833,028; asm: 716,173; pascal: 185,323; sh: 88,763; perl: 88,699; objc: 79,984; sql: 58,217; cs: 42,430; fortran: 24,101; makefile: 20,747; tcl: 15,277; php: 14,022; yacc: 9,059; ruby: 7,553; awk: 3,720; lisp: 3,233; lex: 1,330; ada: 727; jsp: 228; sed: 36
file content (33 lines) | stat: -rw-r--r-- 859 bytes parent folder | download | duplicates (8) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
 
// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "sql/initialization.h"

#include "base/no_destructor.h"
#include "base/synchronization/lock.h"
#include "base/trace_event/trace_event.h"
#include "sql/vfs_wrapper.h"
#include "third_party/sqlite/sqlite3.h"

namespace sql {

void EnsureSqliteInitialized(bool create_wrapper) {
  // sqlite3_initialize() uses double-checked locking and thus can have
  // data races.
  static base::NoDestructor<base::Lock> sqlite_init_lock;
  base::AutoLock auto_lock(*sqlite_init_lock);

  static bool first_call = true;
  if (first_call) {
    TRACE_EVENT0("sql", "EnsureSqliteInitialized");
    sqlite3_initialize();
    first_call = false;
  }

  if (create_wrapper) {
    EnsureVfsWrapper();
  }
}

}  // namespace sql