#include "sqlite.hh"
#include "util.hh"

#include <sqlite3.h>

namespace nix {

[[noreturn]] void throwSQLiteError(sqlite3 * db, const format & f)
{
    int err = sqlite3_errcode(db);
    if (err == SQLITE_BUSY || err == SQLITE_PROTOCOL) {
        if (err == SQLITE_PROTOCOL)
            printMsg(lvlError, "warning: SQLite database is busy (SQLITE_PROTOCOL)");
        else {
            static bool warned = false;
            if (!warned) {
                printMsg(lvlError, "warning: SQLite database is busy");
                warned = true;
            }
        }
        /* Sleep for a while since retrying the transaction right away
           is likely to fail again. */
#if HAVE_NANOSLEEP
        struct timespec t;
        t.tv_sec = 0;
        t.tv_nsec = (random() % 100) * 1000 * 1000; /* <= 0.1s */
        nanosleep(&t, 0);
#else
        sleep(1);
#endif
        throw SQLiteBusy(format("%1%: %2%") % f.str() % sqlite3_errmsg(db));
    }
    else
        throw SQLiteError(format("%1%: %2%") % f.str() % sqlite3_errmsg(db));
}

SQLite::~SQLite()
{
    try {
        if (db && sqlite3_close(db) != SQLITE_OK)
  </td></tr></table>
<table class='tabs'><tr><td>
<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=2c1286f48b0a6e09a11cc4d1ea173ea8340625a6'>refs</a><a href='/guix/log/.gitignore'>log</a><a href='/guix/tree/.gitignore?id=2c1286f48b0a6e09a11cc4d1ea173ea8340625a6'>tree</a><a href='/guix/commit/.gitignore?id=2c1286f48b0a6e09a11cc4d1ea173ea8340625a6'>commit</a><a class='active' href='/guix/diff/.gitignore?id=2c1286f48b0a6e09a11cc4d1ea173ea8340625a6&amp;id2=59befb7f3151fc9688f975dedd563b26f2d4cb10'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/.gitignore'>
<input type='hidden' name='id' value='2c1286f48b0a6e09a11cc4d1ea173ea8340625a6'/><input type='hidden' name='id2' value='59befb7f3151fc9688f975dedd563b26f2d4cb10'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/diff/?id=2c1286f48b0a6e09a11cc4d1ea173ea8340625a6&amp;id2=59befb7f3151fc9688f975dedd563b26f2d4cb10'>root</a>/<a href='/guix/diff/.gitignore?id=2c1286f48b0a6e09a11cc4d1ea173ea8340625a6&amp;id2=59befb7f3151fc9688f975dedd563b26f2d4cb10'>.gitignore</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='2c1286f48b0a6e09a11cc4d1ea173ea8340625a6'/><input type='hidden' name='id2' value='59befb7f3151fc9688f975dedd563b26f2d4cb10'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><div class='diffstat-he