fceux/vc/defaultconfig/make_scmrev.h.js

101 lines
2.3 KiB
JavaScript

var wshShell = new ActiveXObject("WScript.Shell")
var oFS = new ActiveXObject("Scripting.FileSystemObject");
var outfile = "./userconfig/scmrev.h";
var cmd_revision = " rev-parse HEAD";
var cmd_describe = " describe --always --long --dirty";
var cmd_branch = " rev-parse --abbrev-ref HEAD";
function GetGitExe()
{
try
{
gitexe = wshShell.RegRead("HKCU\\Software\\GitExtensions\\gitcommand");
wshShell.Exec(gitexe);
return gitexe;
}
catch (e)
{}
for (var gitexe in {"git.cmd":1, "git":1, "git.bat":1})
{
try
{
wshShell.Exec(gitexe);
return gitexe;
}
catch (e)
{}
}
// last try - msysgit not in path (vs2015 default)
msyspath = "\\Git\\cmd\\git.exe";
gitexe = wshShell.ExpandEnvironmentStrings("%PROGRAMFILES(x86)%") + msyspath;
if (oFS.FileExists(gitexe)) {
return gitexe;
}
gitexe = wshShell.ExpandEnvironmentStrings("%PROGRAMFILES%") + msyspath;
if (oFS.FileExists(gitexe)) {
return gitexe;
}
WScript.Echo("Cannot find git or git.cmd, check your PATH:\n" +
wshShell.ExpandEnvironmentStrings("%PATH%"));
WScript.Quit(0);
}
function GetFirstStdOutLine(cmd)
{
try
{
return wshShell.Exec(cmd).StdOut.ReadLine();
}
catch (e)
{
// catch "the system cannot find the file specified" error
WScript.Echo("Failed to exec " + cmd + " this should never happen");
WScript.Quit(0);
}
}
function GetFileContents(f)
{
try
{
return oFS.OpenTextFile(f).ReadAll();
}
catch (e)
{
// file doesn't exist
return "";
}
}
// get info from git
var gitexe = GetGitExe();
var revision = GetFirstStdOutLine(gitexe + cmd_revision);
var describe = GetFirstStdOutLine(gitexe + cmd_describe);
var branch = GetFirstStdOutLine(gitexe + cmd_branch);
var isStable = +("master" == branch || "stable" == branch);
// remove hash (and trailing "-0" if needed) from description
describe = describe.replace(/(-0)?-[^-]+(-dirty)?$/, '$2');
var out_contents =
"#define SCM_REV_STR \"" + revision + "\"\n" +
"#define SCM_DESC_STR \"" + describe + "\"\n" +
"#define SCM_BRANCH_STR \"" + branch + "\"\n" +
"#define SCM_IS_MASTER " + isStable + "\n";
// check if file needs updating
if (out_contents == GetFileContents(outfile))
{
WScript.Echo(outfile + " current at " + describe);
}
else
{
// needs updating - writeout current info
oFS.CreateTextFile(outfile, true).Write(out_contents);
WScript.Echo(outfile + " updated to " + describe);
}