clientversion.cpp

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// Copyright (c) 2012-2016 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#include <clientversion.h>
#include <util/translation.h>
 
#include <tinyformat.h>
 
#include <sstream>
#include <string>
#include <vector>
 
const std::string CLIENT_NAME("Bitcoin ABC");
 
#ifdef HAVE_BUILD_INFO
#include <obj/build.h>
// The <obj/build.h>, which is generated by the build environment
// (share/genbuild.sh), could contain only one line of the following:
//   - "#define BUILD_GIT_TAG ...", if the top commit is tagged
//   - "#define BUILD_GIT_COMMIT ...", if the top commit is not tagged
//   - "// No build information available", if proper git information is not
//   available
#endif
 
 
#ifdef BUILD_GIT_TAG
#define BUILD_DESC BUILD_GIT_TAG
#define BUILD_SUFFIX ""
#else
#define BUILD_DESC                                                             \
    "v" STRINGIZE(CLIENT_VERSION_MAJOR) "." STRINGIZE(                         \
        CLIENT_VERSION_MINOR) "." STRINGIZE(CLIENT_VERSION_REVISION)
#ifdef BUILD_GIT_COMMIT
#define BUILD_SUFFIX "-" BUILD_GIT_COMMIT
#elif defined(GIT_COMMIT_ID)
#define BUILD_SUFFIX "-g" GIT_COMMIT_ID
#else
#define BUILD_SUFFIX "-unk"
#endif
#endif
 
const std::string CLIENT_BUILD(BUILD_DESC BUILD_SUFFIX);
 
std::string FormatVersion(int nVersion) {
    if (nVersion % 100 == 0) {
        return strprintf("%d.%d.%d", nVersion / 1000000,
                         (nVersion / 10000) % 100, (nVersion / 100) % 100);
    } else {
        return strprintf("%d.%d.%d.%d", nVersion / 1000000,
                         (nVersion / 10000) % 100, (nVersion / 100) % 100,
                         nVersion % 100);
    }
}
 
std::string FormatFullVersion() {
    return CLIENT_BUILD;
}
 
std::string FormatUserAgent(const std::string &name, const std::string &version,
                            const std::vector<std::string> &comments) {
    std::ostringstream ss;
    ss << "/";
    ss << name << ":" << version;
    if (!comments.empty()) {
        std::vector<std::string>::const_iterator it(comments.begin());
        ss << "(" << *it;
        for (++it; it != comments.end(); ++it) {
            ss << "; " << *it;
        }
        ss << ")";
    }
    ss << "/";
    return ss.str();
}
 
std::string CopyrightHolders(const std::string &strPrefix) {
    return strPrefix + strprintf(_(COPYRIGHT_HOLDERS).translated,
                                 COPYRIGHT_HOLDERS_SUBSTITUTION);
}
 
std::string LicenseInfo() {
    const std::string URL_SOURCE_CODE =
        "<https://github.com/Bitcoin-ABC/bitcoin-abc>";
    const std::string URL_WEBSITE = "<https://www.bitcoinabc.org>";
 
    return CopyrightHolders(strprintf(_("Copyright (C) %i-%i").translated, 2009,
                                      COPYRIGHT_YEAR) +
                            " ") +
           "\n" + "\n" +
           strprintf(_("Please contribute if you find %s useful. "
                       "Visit %s for further information about the software.")
                         .translated,
                     PACKAGE_NAME, URL_WEBSITE) +
           "\n" +
           strprintf(_("The source code is available from %s.").translated,
                     URL_SOURCE_CODE) +
           "\n" + "\n" + _("This is experimental software.").translated + "\n" +
           strprintf(_("Distributed under the MIT software license, see the "
                       "accompanying file %s or %s")
                         .translated,
                     "COPYING", "<https://opensource.org/licenses/MIT>") +
           "\n" + "\n" +
           strprintf(_("This product includes software developed by the "
                       "OpenSSL Project for use in the OpenSSL Toolkit %s and "
                       "cryptographic software written by Eric Young and UPnP "
                       "software written by Thomas Bernard.")
                         .translated,
                     "<https://www.openssl.org>") +
           "\n";
}