35 lines
		
	
	
		
			686 B
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			35 lines
		
	
	
		
			686 B
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
#!/usr/bin/env bash
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export LANG=C
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export LC_ALL=C
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[ -n "$TOPDIR" ] && cd $TOPDIR
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try_version() {
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	[ -f version ] || return 1
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	REV="$(cat version)"
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	[ -n "$REV" ]
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}
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try_svn() {
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	[ -d .svn ] || return 1
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	REV="$(svn info | awk '/^Last Changed Rev:/ { print $4 }')"
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	REV="${REV:+r$REV}"
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	[ -n "$REV" ]
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}
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try_git() {
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	[ -d .git ] || return 1
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	REV="$(git log | grep -m 1 git-svn-id | awk '{ gsub(/.*@/, "", $0); print $1 }')"
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	REV="${REV:+r$REV}"
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	[ -n "$REV" ]
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}
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try_hg() {
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	[ -d .hg ] || return 1
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	REV="$(hg log -r-1 --template '{desc}' | awk '{print $2}' | sed 's/\].*//')"
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	REV="${REV:+$REV}"
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	[ -n "$REV" ]
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}
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try_version || try_svn || try_git || try_hg || REV="unknown"
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echo "$REV"
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