#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));
}

SQLi</td></tr></table>
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<tr><th>author</th><td>Ricardo Wurmus &lt;rekado@elephly.net&gt;</td><td class='right'>2016-04-28 08:11:05 +0200</td></tr>
<tr><th>committer</th><td>Ricardo Wurmus &lt;rekado@elephly.net&gt;</td><td class='right'>2016-05-01 18:15:59 +0200</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/guix/commit/gnu/packages/augeas.scm?id=1b90e57eb75e760bd83acb39a0f8085d22d3813d'>1b90e57eb75e760bd83acb39a0f8085d22d3813d</a> (<a href='/guix/patch/gnu/packages/augeas.scm?id=1b90e57eb75e760bd83acb39a0f8085d22d3813d'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/guix/tree/?id=1b90e57eb75e760bd83acb39a0f8085d22d3813d'>0becdcde702335fbfdd3f0a12a4692052572a93f</a> /<a href='/guix/tree/gnu/packages/augeas.scm?id=1b90e57eb75e760bd83acb39a0f8085d22d3813d'>gnu/packages/augeas.scm</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/guix/commit/gnu/packages/augeas.scm?id=a66a60f251e38424078f2881522d0956e2f3643a'>a66a60f251e38424078f2881522d0956e2f3643a</a> (<a href='/guix/diff/gnu/packages/augeas.scm?id=1b90e57eb75e760bd83acb39a0f8085d22d3813d&amp;id2=a66a60f251e38424078f2881522d0956e2f3643a'>diff</a>)</td></tr><tr><th>download</th><td colspan='2' class='oid'><a href='/guix/snapshot/guix-1b90e57eb75e760bd83acb39a0f8085d22d3813d.tar.gz'>guix-1b90e57eb75e760bd83acb39a0f8085d22d3813d.tar.gz</a><br/><a href='/guix/snapshot/guix-1b90e57eb75e760bd83acb39a0f8085d22d3813d.zip'>guix-1b90e57eb75e760bd83acb39a0f8085d22d3813d.zip</a><br/></td></tr></table>
<div class='commit-subject'>gnu: Add antiword.</div><div class='commit-msg'>* gnu/packages/textutils.scm (antiword): New variable.
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