mirror of
https://github.com/notwa/rc
synced 2024-11-05 00:39:02 -08:00
85 lines
3 KiB
Bash
Executable file
85 lines
3 KiB
Bash
Executable file
#!/usr/bin/env dash
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NAME="$0"
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note() {
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local IFS=" "
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printf "%s\n" "$*"
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}
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warn() {
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note "$@" >&2
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}
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die() {
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warn "$NAME:" "$@"
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#cleanup
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exit 1
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}
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cleanup() {
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:
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#[ ! -e temp.tar.gz ] || rm temp.tar.gz || die failed
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#[ ! -d temp ] || rm -r temp || die failed
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}
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backup() {
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if [ -e "${1}~" ]; then
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backup "${1}~" || die 'failed to backup file' "$1"
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fi
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mv "$1" "${1}~" || die 'failed to backup file' "$1"
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}
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rc="$(readlink -f "$(dirname "$NAME")" )"
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[ -d "$rc" ] || die 'failed to determine rc directory'
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cd "$rc" || die 'failed to change directory'
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if ! which git >/dev/null 2>&1; then
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[ "$1" != commit ] || die 'git not found'
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# git unavailable. just document everything as it is.
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dash ./sh/document || die 'failed to generate documentation'
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printf '%s\n' '' '## compatibility table' '' >> README.md~ || die 'failed to make room for compatibility table'
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dash ./tableize >> README.md~ || die 'failed to generate compatibility table'
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elif [ "$1" = local ]; then
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# user requested to ignore git.
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dash ./sh/document || die 'failed to generate documentation'
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printf '%s\n' '' '## compatibility table' '' >> README.md~ || die 'failed to make room for compatibility table'
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dash ./tableize >> README.md~ || die 'failed to generate compatibility table'
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else
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# git available. document the most recent commit, without pending changes.
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[ ! -e temp.tar.gz ] || backup temp.tar.gz || die 'failed to backup existing temp archive'
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git archive --prefix=temp/ HEAD -o temp.tar.gz || die 'failed to create git archive'
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[ ! -e temp ] || backup temp || die 'failed to backup existing temp directory'
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tar -zxf temp.tar.gz || die 'failed to unarchive temp archive'
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#( cd temp; HOME="$rc/temp" dash ./install )
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ln temp/home/zshrc temp/.zshrc || die 'failed to copy files'
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ln temp/home/shrc temp/.shrc || die 'failed to copy files'
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ln temp/home/bashrc temp/.bashrc || die 'failed to copy files'
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# use new documentation-generating scripts on old shell scripts.
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cp -p README.md temp/README.md || die 'failed to copy existing readme'
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dash ./sh/document temp || die 'failed to generate documentation'
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printf '%s\n' '' '## compatibility table' '' >> temp/README.md~ || die 'failed to make room for compatibility table'
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dash ./tableize temp >> temp/README.md~ || die 'failed to generate compatibility table'
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#[ ! -e README.md ] || backup README.md || die 'failed to backup existing readme'
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mv temp/README.md~ README.md~ || die 'failed to move generated readme'
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rm temp.tar.gz || die 'failed to clean up temp archive'
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rm -r temp || die 'failed to clean up temp directory'
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if [ "$1" = commit ]; then
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mv README.md~ README.md || die 'failed to overwrite readme'
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if ! git diff --no-patch --exit-code README.md; then
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git commit README.md -m 'regenerate readme' || die 'failed to commit'
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else
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warn 'nothing to do'
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fi
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fi
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fi
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