WSJT-X/revision_utils.cpp
Bill Somerville 42fbacd86e Turn on release candidate labeling for WSJT-X.
Use  the WSJTX_RC  variable in  Versions.cmake to  label and  identify
program and packages.

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@4338 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2014-09-18 22:32:27 +00:00

89 lines
2.2 KiB
C++

#include "revision_utils.hpp"
#include <cstring>
#include <QCoreApplication>
#include <QRegularExpression>
#include "svnversion.h"
namespace
{
QString revision_extract_number (QString const& s)
{
QString revision;
// try and match a number
QRegularExpression re {R"(^[$:]\w+: (\d+[^$]*)\$$)"};
auto match = re.match (s);
if (match.hasMatch ())
{
revision = 'r' + match.captured (1);
}
return revision;
}
}
QString revision (QString const& svn_rev_string)
{
QString result;
auto revision_from_svn = revision_extract_number (svn_rev_string);
#if defined (CMAKE_BUILD)
QString svn_info {":Rev: " WSJTX_STRINGIZE (SVNVERSION) " $"};
auto revision_from_svn_info = revision_extract_number (svn_info);
if (!revision_from_svn_info.isEmpty ())
{
// we managed to get the revision number from svn info etc.
result = revision_from_svn_info;
}
else if (!revision_from_svn.isEmpty ())
{
// fall back to revision in ths file, this is potentially
// wrong because svn only updates the id when this file is
// touched
//
// this case gets us a revision when someone builds from a
// source snapshot or copy
result = revision_from_svn;
}
else
{
// match anything
QRegularExpression re {R"(^[$:]\w+: ([^$]*)\$$)"};
auto match = re.match (svn_info);
if (match.hasMatch ())
{
result = match.captured (1);
}
}
#else
if (!revision_from_svn.isEmpty ())
{
// not CMake build so all we have is svn revision in this file
result = revision_from_svn;
}
#endif
if (result.isEmpty ())
{
result = "local"; // last resort fall back
}
return result.trimmed ();
}
QString program_title (QString const& revision)
{
#if defined (CMAKE_BUILD)
QString id {QCoreApplication::applicationName () + " v" WSJTX_STRINGIZE (WSJTX_VERSION_MAJOR) "." WSJTX_STRINGIZE (WSJTX_VERSION_MINOR) "." WSJTX_STRINGIZE (WSJTX_VERSION_PATCH)};
# if defined (WSJTX_RC)
id += "-rc" WSJTX_STRINGIZE (WSJTX_RC);
# endif
#else
QString id {"WSJT-X v1.4";
#endif
return id + " " + revision + " by K1JT";
}