#! /usr/bin/awk



BEGIN {

		

### Process output of "hg status".

		if (script=="status") {

				modified = 0

		}



}







### Process output of "hg tip".

script=="log" && /^Hash:/ { Hash = substr($0, 2+match($0, ":")) }

script=="log" && /^Abr. Hash:/ { AbrHash = substr($0, 2+match($0, ":")) }

script=="log" && /^Abr. Parent Hashes:/ { AbrParentHashes = substr($0, 2+match($0, ":")) }

script=="log" && /^Committer Name:/ { CommitterName = substr($0, 2+match($0, ":")) }

script=="log" && /^Committer Email:/ { CommitterEmail = substr($0, 2+match($0, ":")) }

script=="log" && /^Commit Date:/ { CommitDate = substr($0, 2+match($0, ":")) }

script=="log" && /^Commit Description:/ { CommitDesc = substr($0, 2+match($0, ":")) }

script=="log" && /^Commit Date Raw:/ { CommitDateRaw = substr($0, 2+match($0,":")) }

script=="log" && /^Tags:/ { Tags=substr($0, 2+match($0,":")) }





script=="status" && /^.+/ { modified=1 }



END {

		

### Process output of "hg tip".

		if (script=="log") {

### Standard encoding is UTF-8.

				if (Encoding == "") Encoding = "UTF-8"

### Extract relevant information from variables.

        LongDate  = CommitDate

        DateRAW = CommitDateRaw

        DateISO = substr(LongDate, 1, 10)

        DateTEX = DateISO

        gsub("-", "/", DateTEX)

				Time = substr(LongDate, 12, 25)

### Write file identification to vc.tex.

				print "%%% This file has been generated by the vc bundle for TeX."

				print "%%% Do not edit this file!"

				print "%%%"

### Write Hg specific macros.

				print "%%% Define Hg specific macros."

				print "\\gdef\\HGHash{" Hash "}%"

				print "\\gdef\\HGAbrHash{" AbrHash "}%"

				print "\\gdef\\HGAbrParentHashes{" AbrParentHashes "}%"

				print "\\gdef\\HGCommitterName{" CommitterName "}%"

				print "\\gdef\\HGCommitterEmail{" CommitterEmail "}%"

				print "\\gdef\\HGCommitDate{" CommitDate "}%"

                                print "\\gdef\\HGCommitDesc{" CommitDesc "}%"

                                print "\\gdef\\HGTags{" Tags "}%"

### Write generic version control macros.

				print "%%% Define generic version control macros."

				print "\\gdef\\VCRevision{\\HGAbrHash}%"

				print "\\gdef\\VCAuthor{\\HGCommitterName}%"

        print "\\gdef\\VCDateRAW{" DateRAW "}%"

        print "\\gdef\\VCDateISO{" DateISO "}%"

        print "\\gdef\\VCDateTEX{" DateTEX "}%"

				print "\\gdef\\VCTime{" Time "}%"

				print "\\gdef\\VCModifiedText{\\textcolor{red}{with local modifications!}}%"

				print "%%% Assume clean working copy."

				print "\\gdef\\VCModified{0}%"

				print "\\gdef\\VCRevisionMod{\\VCRevision}%"

		}

### process output of "hg status"

                if (script=="status")  {

				print "%%% Is working copy modified?"

				print "\\gdef\\VCModified{" modified "}%"

				if (modified==0) {

						print "\\gdef\\VCRevisionMod{\\VCRevision}%"

				} else {

						print "\\gdef\\VCRevisionMod{\\VCRevision~\\VCModifiedText}%"

				}

                }

}