build: split the non-gui startup routines into a new file

This will allow each to have its own main(), meaning that we can build a common
base client and simply link in the correct startup object to create the
appropriate binary.

1 files changed, 136 insertions, 0 deletions

diff --git a/src/bitcoind.cpp b/src/bitcoind.cpp
new file mode 100644
index 0000000000..81f67802da
--- /dev/null
+++ b/src/bitcoind.cpp
@@ -0,0 +1,136 @@
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2009-2012 The Bitcoin developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include "init.h"
+#include "bitcoinrpc.h"
+#include <boost/algorithm/string/predicate.hpp>
+
+void DetectShutdownThread(boost::thread_group* threadGroup)
+{
+    bool shutdown = ShutdownRequested();
+    // Tell the main threads to shutdown.
+    while (!shutdown)
+    {
+        MilliSleep(200);
+        shutdown = ShutdownRequested();
+    }
+    if (threadGroup)
+        threadGroup->interrupt_all();
+}
+
+//////////////////////////////////////////////////////////////////////////////
+//
+// Start
+//
+bool AppInit(int argc, char* argv[])
+{
+    boost::thread_group threadGroup;
+    boost::thread* detectShutdownThread = NULL;
+
+    bool fRet = false;
+    try
+    {
+        //
+        // Parameters
+        //
+        // If Qt is used, parameters/bitcoin.conf are parsed in qt/bitcoin.cpp's main()
+        ParseParameters(argc, argv);
+        if (!boost::filesystem::is_directory(GetDataDir(false)))
+        {
+            fprintf(stderr, "Error: Specified directory does not exist\n");
+            Shutdown();
+        }
+        ReadConfigFile(mapArgs, mapMultiArgs);
+
+        if (mapArgs.count("-?") || mapArgs.count("--help"))
+        {
+            // First part of help message is specific to bitcoind / RPC client
+            std::string strUsage = _("Bitcoin version") + " " + FormatFullVersion() + "\n\n" +
+                _("Usage:") + "\n" +
+                  "  bitcoind [options]                     " + "\n" +
+                  "  bitcoind [options] <command> [params]  " + _("Send command to -server or bitcoind") + "\n" +
+                  "  bitcoind [options] help                " + _("List commands") + "\n" +
+                  "  bitcoind [options] help <command>      " + _("Get help for a command") + "\n";
+
+            strUsage += "\n" + HelpMessage();
+
+            fprintf(stdout, "%s", strUsage.c_str());
+            return false;
+        }
+
+        // Command-line RPC
+        for (int i = 1; i < argc; i++)
+            if (!IsSwitchChar(argv[i][0]) && !boost::algorithm::istarts_with(argv[i], "bitcoin:"))
+                fCommandLine = true;
+
+        if (fCommandLine)
+        {
+            int ret = CommandLineRPC(argc, argv);
+            exit(ret);
+        }
+#if !defined(WIN32)
+        fDaemon = GetBoolArg("-daemon", false);
+        if (fDaemon)
+        {
+            // Daemonize
+            pid_t pid = fork();
+            if (pid < 0)
+            {
+                fprintf(stderr, "Error: fork() returned %d errno %d\n", pid, errno);
+                return false;
+            }
+            if (pid > 0) // Parent process, pid is child process id
+            {
+                CreatePidFile(GetPidFile(), pid);
+                return true;
+            }
+            // Child process falls through to rest of initialization
+
+            pid_t sid = setsid();
+            if (sid < 0)
+                fprintf(stderr, "Error: setsid() returned %d errno %d\n", sid, errno);
+        }
+#endif
+
+        detectShutdownThread = new boost::thread(boost::bind(&DetectShutdownThread, &threadGroup));
+        fRet = AppInit2(threadGroup);
+    }
+    catch (std::exception& e) {
+        PrintExceptionContinue(&e, "AppInit()");
+    } catch (...) {
+        PrintExceptionContinue(NULL, "AppInit()");
+    }
+    if (!fRet) {
+        if (detectShutdownThread)
+            detectShutdownThread->interrupt();
+        threadGroup.interrupt_all();
+    }
+
+    if (detectShutdownThread)
+    {
+        detectShutdownThread->join();
+        delete detectShutdownThread;
+        detectShutdownThread = NULL;
+    }
+    Shutdown();
+
+    return fRet;
+}
+
+extern void noui_connect();
+int main(int argc, char* argv[])
+{
+    bool fRet = false;
+
+    // Connect bitcoind signal handlers
+    noui_connect();
+
+    fRet = AppInit(argc, argv);
+
+    if (fRet && fDaemon)
+        return 0;
+
+    return (fRet ? 0 : 1);
+}