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version.bash: cope with ancient Mercurial

Browse source 
R=adg
CC=dpx, golang-dev
https://golang.org/cl/593043
This commit is contained in:
Russ Cox 2010-03-16 18:45:06 -07:00
parent 141821d512
commit cf5ee36aa0
1 changed files with 8 additions and 2 deletions
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10
src/version.bash
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@ -10,10 +10,16 @@ if ! hg version > /dev/null 2>&1; then
fi
# Get numerical revision
VERSION="`hg identify -n`"
VERSION=$(hg identify -n 2>/dev/null)
if [ $? = 0 ]; then
TAG=$(hg identify -t | sed 's!/release!!')
else
OLD=$(hg identify | sed 1q)
VERSION=$(echo $OLD | awk '{print $1}')
TAG=$(echo $OLD | awk '{print $2}' | sed 's!/release!!')
fi
# Append tag if not 'tip'
TAG=$(hg identify -t | sed 's!/release!!')
if [[ "$TAG" != "tip" ]]; then
VERSION="$VERSION $TAG"
fi