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Add shasum fallback to hack/make/dynbinary for Darwin (where sha1sum is not available) 

Docker-DCO-1.1-Signed-off-by: Andrew Page <admwiggin@gmail.com> (github: tianon)
This commit is contained in:
Tianon Gravi 2014-02-13 10:07:53 -07:00
parent f794fbc230
commit c7840f522c
1 changed files with 12 additions and 1 deletions
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13
hack/make/dynbinary
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@ -7,8 +7,19 @@ CGO_ENABLED=0 go build -o $DEST/dockerinit-$VERSION -ldflags "$LDFLAGS -d" $BUIL
echo "Created binary: $DEST/dockerinit-$VERSION"
ln -sf dockerinit-$VERSION $DEST/dockerinit
sha1sum=
if command -v sha1sum &> /dev/null; then
sha1sum=sha1sum
elif command -v shasum &> /dev/null; then
# Mac OS X - why couldn't they just use the same command name and be happy?
sha1sum=shasum
else
echo >&2 'error: cannot find sha1sum command or equivalent'
exit 1
fi
# sha1 our new dockerinit to ensure separate docker and dockerinit always run in a perfect pair compiled for one another
export DOCKER_INITSHA1="$(sha1sum $DEST/dockerinit-$VERSION | cut -d' ' -f1)"
export DOCKER_INITSHA1="$($sha1sum $DEST/dockerinit-$VERSION | cut -d' ' -f1)"
# exported so that "dyntest" can easily access it later without recalculating it
(