Add separate bitcoin-rpc client

This adds an executable `bitcoin-rpc` that only serves as a Bitcoin RPC
client.
The commit does not remove RPC functionality from the `bitcoind` yet,
this functionality should be deprecated but is left for a later version
to give users some time to switch.

1 files changed, 69 insertions, 0 deletions

diff --git a/src/bitcoin-cli.cpp b/src/bitcoin-cli.cpp
new file mode 100644
index 0000000000..bb30c748bb
--- /dev/null
+++ b/src/bitcoin-cli.cpp
@@ -0,0 +1,69 @@
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2009-2013 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 "util.h"
+#include "init.h"
+#include "bitcoinrpc.h"
+#include "ui_interface.h" /* for _(...) */
+
+//////////////////////////////////////////////////////////////////////////////
+//
+// Start
+//
+static bool AppInitRPC(int argc, char* argv[])
+{
+    //
+    // Parameters
+    //
+    ParseParameters(argc, argv);
+    if (!boost::filesystem::is_directory(GetDataDir(false)))
+    {
+        fprintf(stderr, "Error: Specified data directory \"%s\" does not exist.\n", mapArgs["-datadir"].c_str());
+        return false;
+    }
+    ReadConfigFile(mapArgs, mapMultiArgs);
+
+    if (argc<2 || mapArgs.count("-?") || mapArgs.count("--help"))
+    {
+        // First part of help message is specific to RPC client
+        std::string strUsage = _("Bitcoin RPC client version") + " " + FormatFullVersion() + "\n\n" +
+            _("Usage:") + "\n" +
+              "  bitcoin-cli [options] <command> [params]  " + _("Send command to Bitcoin server") + "\n" +
+              "  bitcoin-cli [options] help                " + _("List commands") + "\n" +
+              "  bitcoin-cli [options] help <command>      " + _("Get help for a command") + "\n";
+
+        strUsage += "\n" + HelpMessage(HMM_BITCOIN_CLI);
+
+        fprintf(stdout, "%s", strUsage.c_str());
+        return false;
+    }
+    return true;
+}
+
+int main(int argc, char* argv[])
+{
+    try
+    {
+        if(!AppInitRPC(argc, argv))
+            return 1;
+    }
+    catch (std::exception& e) {
+        PrintExceptionContinue(&e, "AppInitRPC()");
+    } catch (...) {
+        PrintExceptionContinue(NULL, "AppInitRPC()");
+    }
+
+    try
+    {
+        if(!CommandLineRPC(argc, argv))
+            return 1;
+    }
+    catch (std::exception& e) {
+        PrintExceptionContinue(&e, "CommandLineRPC()");
+    } catch (...) {
+        PrintExceptionContinue(NULL, "CommandLineRPC()");
+    }
+    return 0;
+}