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Diffstat (limited to 'src/clientversion.cpp')
-rw-r--r-- | src/clientversion.cpp | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/src/clientversion.cpp b/src/clientversion.cpp new file mode 100644 index 0000000000..b3414fdb4b --- /dev/null +++ b/src/clientversion.cpp @@ -0,0 +1,112 @@ +// Copyright (c) 2012-2014 The Bitcoin 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 "tinyformat.h" + +#include <string> + +/** + * Name of client reported in the 'version' message. Report the same name + * for both bitcoind and bitcoin-core, to make it harder for attackers to + * target servers or GUI users specifically. + */ +const std::string CLIENT_NAME("Satoshi"); + +/** + * Client version number + */ +#define CLIENT_VERSION_SUFFIX "" + + +/** + * The following part of the code determines the CLIENT_BUILD variable. + * Several mechanisms are used for this: + * * first, if HAVE_BUILD_INFO is defined, include build.h, a file that is + * generated by the build environment, possibly containing the output + * of git-describe in a macro called BUILD_DESC + * * secondly, if this is an exported version of the code, GIT_ARCHIVE will + * be defined (automatically using the export-subst git attribute), and + * GIT_COMMIT will contain the commit id. + * * then, three options exist for determining CLIENT_BUILD: + * * if BUILD_DESC is defined, use that literally (output of git-describe) + * * if not, but GIT_COMMIT is defined, use v[maj].[min].[rev].[build]-g[commit] + * * otherwise, use v[maj].[min].[rev].[build]-unk + * finally CLIENT_VERSION_SUFFIX is added + */ + +//! First, include build.h if requested +#ifdef HAVE_BUILD_INFO +#include "build.h" +#endif + +//! git will put "#define GIT_ARCHIVE 1" on the next line inside archives. $Format:%n#define GIT_ARCHIVE 1$ +#ifdef GIT_ARCHIVE +#define GIT_COMMIT_ID "$Format:%h$" +#define GIT_COMMIT_DATE "$Format:%cD$" +#endif + +#define BUILD_DESC_WITH_SUFFIX(maj, min, rev, build, suffix) \ + "v" DO_STRINGIZE(maj) "." DO_STRINGIZE(min) "." DO_STRINGIZE(rev) "." DO_STRINGIZE(build) "-" DO_STRINGIZE(suffix) + +#define BUILD_DESC_FROM_COMMIT(maj, min, rev, build, commit) \ + "v" DO_STRINGIZE(maj) "." DO_STRINGIZE(min) "." DO_STRINGIZE(rev) "." DO_STRINGIZE(build) "-g" commit + +#define BUILD_DESC_FROM_UNKNOWN(maj, min, rev, build) \ + "v" DO_STRINGIZE(maj) "." DO_STRINGIZE(min) "." DO_STRINGIZE(rev) "." DO_STRINGIZE(build) "-unk" + +#ifndef BUILD_DESC +#ifdef BUILD_SUFFIX +#define BUILD_DESC BUILD_DESC_WITH_SUFFIX(CLIENT_VERSION_MAJOR, CLIENT_VERSION_MINOR, CLIENT_VERSION_REVISION, CLIENT_VERSION_BUILD, BUILD_SUFFIX) +#elif defined(GIT_COMMIT_ID) +#define BUILD_DESC BUILD_DESC_FROM_COMMIT(CLIENT_VERSION_MAJOR, CLIENT_VERSION_MINOR, CLIENT_VERSION_REVISION, CLIENT_VERSION_BUILD, GIT_COMMIT_ID) +#else +#define BUILD_DESC BUILD_DESC_FROM_UNKNOWN(CLIENT_VERSION_MAJOR, CLIENT_VERSION_MINOR, CLIENT_VERSION_REVISION, CLIENT_VERSION_BUILD) +#endif +#endif + +#ifndef BUILD_DATE +#ifdef GIT_COMMIT_DATE +#define BUILD_DATE GIT_COMMIT_DATE +#else +#define BUILD_DATE __DATE__ ", " __TIME__ +#endif +#endif + +const std::string CLIENT_BUILD(BUILD_DESC CLIENT_VERSION_SUFFIX); +const std::string CLIENT_DATE(BUILD_DATE); + +static 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; +} + +/** + * Format the subversion field according to BIP 14 spec (https://github.com/bitcoin/bips/blob/master/bip-0014.mediawiki) + */ +std::string FormatSubVersion(const std::string& name, int nClientVersion, const std::vector<std::string>& comments) +{ + std::ostringstream ss; + ss << "/"; + ss << name << ":" << FormatVersion(nClientVersion); + 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(); +} |