34 lines
1.1 KiB
Bash
Executable File
34 lines
1.1 KiB
Bash
Executable File
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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scm_version()
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{
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# Check for git and a git repo.
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if test -z "$(git rev-parse --show-cdup 2>/dev/null)" &&
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head="$(git rev-parse --verify HEAD 2>/dev/null)"; then
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# If we are at a tagged commit, we ignore it.
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if [ -z "$(git describe --exact-match 2>/dev/null)" ]; then
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# Add -g and 8 hex chars.
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printf '%s%s' -g "$(echo $head | cut -c1-8)"
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fi
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# Check for uncommitted changes.
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# This script must avoid any write attempt to the source tree,
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# which might be read-only.
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# You cannot use 'git describe --dirty' because it tries to
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# create .git/index.lock .
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# First, with git-status, but --no-optional-locks is only
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# supported in git >= 2.14, so fall back to git-diff-index if
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# it fails. Note that git-diff-index does not refresh the
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# index, so it may give misleading results. See
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# git-update-index(1), git-diff-index(1), and git-status(1).
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if {
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git --no-optional-locks status -uno --porcelain 2>/dev/null ||
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git diff-index --name-only HEAD
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} | read dummy; then
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printf '%s' -dirty
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fi
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fi
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}
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echo $(sed -n '1p' VERSION | tr -d '\n')$(scm_version)
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