79 lines
1.8 KiB
JavaScript
79 lines
1.8 KiB
JavaScript
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var wshShell = new ActiveXObject("WScript.Shell")
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var oFS = new ActiveXObject("Scripting.FileSystemObject");
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var outfile = "./Src/svnrev.h";
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var svncmd = "SubWCRev ../../.. ./Src/svnrev_template.h " + outfile;
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var svntestcmd = "SubWCRev ../../..";
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var hgcmd = "hg svn info";
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var SVN = 1, HG = 2;
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var file_rev = 0, cur_rev = 0, cur_cms = 0;
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function RunCmdGetMatch(cmd, regex)
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{
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// run the command
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try
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{
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var cmdexec = wshShell.Exec(cmd);
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}
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catch (e)
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{
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// catch "the system cannot find the file specified" error
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return 0;
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}
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// ReadLine is synchronous
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while (!cmdexec.StdOut.AtEndOfStream)
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{
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var reg_exec = regex.exec(cmdexec.StdOut.ReadLine())
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if (reg_exec)
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return reg_exec[1]; // return first capture group
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}
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// failed
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return 0;
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}
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if (oFS.FileExists(outfile))
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{
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// file exists, read the value of SVN_REV_STR
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file_rev = oFS.OpenTextFile(outfile).ReadLine().match(/\d+/);
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}
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else
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{
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// file doesn't exist, create it
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oFS.CreateTextFile(outfile);
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}
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// get the "Last commited at revision" from SubWCRev's output
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cur_rev = RunCmdGetMatch(svntestcmd, /^Last .*?(\d+)/);
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if (cur_rev)
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cur_cms = SVN;
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else
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{
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// SubWCRev failed, so use hg
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cur_rev = RunCmdGetMatch(hgcmd, /Revision.*?(\d+)/);
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if (cur_rev)
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cur_cms = HG;
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else
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{
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WScript.Echo("Neither SVN or Hg revision info found!");
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WScript.Quit(1);
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}
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}
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// check if svnrev.h needs updating
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if (cur_rev == file_rev)
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{
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WScript.Echo("svnrev.h doesn't need updating (already at " + cur_rev + ")");
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WScript.Quit(0);
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}
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else if (cur_cms == SVN)
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{
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// update using SubWCRev and template file
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var ret = wshShell.run(svncmd, 0, true);
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}
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else
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{
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// manually create the file
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oFS.CreateTextFile(outfile, true).WriteLine("#define SVN_REV_STR \"" + cur_rev + "\"");
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}
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WScript.Echo("svnrev.h updated (" + cur_rev + ")");
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