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f252af1dd1
We need to use git describe in a way that only refers to vX.Y.Z style tags. Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
76 lines
1.4 KiB
Bash
Executable file
76 lines
1.4 KiB
Bash
Executable file
#!/bin/sh
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# $1 - os name {linux|darwin|win}
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# $2 - [optional] raw version string "vX.Y-patchN-sha1". as from `git describe'
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# (see below)
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set -eu
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#set -x
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croak() {
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echo "$0: $*" >&2
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exit 1
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}
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[ $# -ge 1 ] || croak "missing OS argument"
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os=$1
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if [ $# -eq 2 ] && [ "$2" ]; then
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v0=$2
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else
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cmd="git describe --match "v[0-9]*" --abbrev=12"
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v0=$($cmd) || v0=$(cat .gitversion) || croak "odd; command '$cmd' failed"
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fi
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# strip off the 'v' prefix, if any
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v0=${v0#v}
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case $os in
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linux)
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v=$v0
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;;
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darwin)
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# just the dots in the version string - this way we can
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# count them
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IFS=.
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set -- $v0 # split $v0 using $IFS separator
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dots=$(($# - 1)) # use positional argument count
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# split version string using a '-' separator
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IFS=-
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set -- $v0
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v=$1
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# do we need to add another digit?
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# We know there are 1 or 2 dots in $v, so if it's just one
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# or we are trying to get to 4, add one digit
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if [ $dots -eq 1 ]; then
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if [ $# -gt 1 ]; then
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v=$v.$2
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else
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v=$v.0
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fi
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fi
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;;
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full|win)
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# just the dots in the version string - this way we can
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# count them
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IFS=.
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set -- $v0 # split $v0 using $IFS separator
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dots=$(($# - 1)) # use positional argument count
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# split version string using a '-' separator
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IFS=-
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set -- $v0
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v=$1
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if [ $dots -eq 1 ]; then
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v=$v.0
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fi
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if [ $# -gt 1 ]; then
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v=$v.$2
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else
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v=$v.0
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fi
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;;
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*)
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v=git.missing.please.hardcode.version
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;;
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esac
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printf '%s' $v
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