Terminal 1.0: a-Shell 2.3.2 full + worse_query + native plugin environment
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#!/bin/sh
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# dpkg - native Terminal package manager (Debian .deb format subset)
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#
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# Packages must be built for the native Terminal/iOS environment (scripts or
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# iOS/Darwin arm64 binaries). Debian Linux arm64/amd64 packages are rejected
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# by default because their ELF binaries cannot run on iOS without an emulator.
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ROOT="${TERM_ROOT:-$HOME/Documents/.terminal}"
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STATUS="$ROOT/var/lib/dpkg/status"
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INFO="$ROOT/var/lib/dpkg/info"
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FORCE_ARCH=0
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usage() {
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printf '%s\n' "Usage: dpkg <action>"
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printf '%s\n' ""
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printf '%s\n' " -i, --install <file.deb> Install a Terminal-compatible .deb"
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printf '%s\n' " -r, --remove <package> Remove a package"
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printf '%s\n' " -P, --purge <package> Remove a package (same as -r here)"
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printf '%s\n' " -l, --list List installed packages"
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printf '%s\n' " -s, --status <package> Show package status"
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printf '%s\n' " -L, --listfiles <package> List files installed by a package"
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printf '%s\n' " -x, --extract <deb> <dir> Extract a .deb data archive"
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printf '%s\n' " --contents <deb> List the contents of a .deb"
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printf '%s\n' " --print-architecture Print the native architecture"
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printf '%s\n' " --force-architecture Allow non-native architecture packages"
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printf '%s\n' " --version Show version"
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}
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ensure() {
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mkdir -p "$ROOT" "$INFO" "$ROOT/tmp" "$ROOT/var/lib/dpkg"
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[ -f "$STATUS" ] || : > "$STATUS"
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}
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field() {
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key="$1"; file="$2"
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awk -v key="$key" 'index($0,key": ")==1 { sub("^" key ": ",""); print; exit }' "$file"
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}
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stanza_field() {
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key="$1"; stanza="$2"
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printf '%s\n' "$stanza" | awk -v key="$key" 'index($0,key": ")==1 { sub("^" key ": ",""); print; exit }'
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}
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stanza_for() {
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pkg="$1"
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awk -v pkg="$pkg" 'BEGIN{RS=""; ORS="\n\n"} $0 ~ "(^|\\n)Package: " pkg "(\\n|$)" { print; exit }' "$STATUS"
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}
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remove_status() {
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pkg="$1"
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TMP="$ROOT/tmp/status.$$"
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awk -v pkg="$pkg" 'BEGIN{RS=""; ORS="\n\n"} $0 !~ "(^|\\n)Package: " pkg "(\\n|$)" { print }' "$STATUS" > "$TMP"
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mv "$TMP" "$STATUS"
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}
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append_status() {
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{
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echo "Package: $PKG"
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echo "Status: install ok installed"
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echo "Priority: ${PRIORITY:-optional}"
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echo "Section: ${SECTION:-plugins}"
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echo "Installed-Size: ${INSTALLED_SIZE:-0}"
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echo "Maintainer: ${MAINTAINER:-unknown}"
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echo "Architecture: ${ARCH:-iphoneos-arm64}"
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echo "Version: $VERSION"
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echo "Description: $DESCRIPTION"
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echo ""
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} >> "$STATUS"
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}
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ar_extract() {
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archive="$1"
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dest="$2"
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tar -xf "$archive" -C "$dest" >/dev/null 2>&1
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if [ ! -f "$dest/debian-binary" ]; then
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if python3 -c 'pass' >/dev/null 2>&1 && [ -f "$APPDIR/bin/ardeb" ]; then
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python3 "$APPDIR/bin/ardeb" extract "$archive" "$dest"
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fi
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fi
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}
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install_deb() {
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DEB="$1"
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if [ ! -f "$DEB" ]; then
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echo "dpkg: cannot access archive '$DEB': No such file" >&2
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return 1
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fi
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if python3 -c 'pass' >/dev/null 2>&1 && [ -f "$APPDIR/bin/pkgtool" ]; then
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python3 "$APPDIR/bin/pkgtool" install "$DEB"
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return $?
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fi
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ensure
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echo "dpkg: unpacking $DEB"
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TMP="$ROOT/tmp/dpkg.$$"
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rm -rf "$TMP"
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mkdir -p "$TMP"
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cp "$DEB" "$TMP/pkg.deb" || { rm -rf "$TMP"; return 1; }
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ar_extract "$TMP/pkg.deb" "$TMP"
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echo "dpkg: ar extracted"
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if [ ! -f "$TMP/debian-binary" ]; then
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echo "dpkg: '$DEB' is not a Debian-format archive" >&2
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rm -rf "$TMP"
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return 1
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fi
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CTRL_ARCHIVE=""
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for f in "$TMP"/control.tar.*; do [ -f "$f" ] && { CTRL_ARCHIVE="$f"; break; }; done
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DATA_ARCHIVE=""
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for f in "$TMP"/data.tar.*; do [ -f "$f" ] && { DATA_ARCHIVE="$f"; break; }; done
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if [ -z "$CTRL_ARCHIVE" ] || [ -z "$DATA_ARCHIVE" ]; then
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echo "dpkg: missing control or data archive" >&2
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rm -rf "$TMP"
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return 1
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fi
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mkdir -p "$TMP/control"
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case "$CTRL_ARCHIVE" in
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*.gz) tar -xzf "$CTRL_ARCHIVE" -C "$TMP/control" 2>/dev/null ;;
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*.xz) tar -xJf "$CTRL_ARCHIVE" -C "$TMP/control" 2>/dev/null ;;
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*) tar -xf "$CTRL_ARCHIVE" -C "$TMP/control" 2>/dev/null ;;
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esac
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CONTROL=""
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if [ -f "$TMP/control/control" ]; then
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CONTROL="$TMP/control/control"
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elif [ -f "$TMP/control/DEBIAN/control" ]; then
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CONTROL="$TMP/control/DEBIAN/control"
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fi
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if [ -z "$CONTROL" ]; then
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echo "dpkg: no control file in package" >&2
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rm -rf "$TMP"
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return 1
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fi
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PKG=$(field Package "$CONTROL")
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VERSION=$(field Version "$CONTROL")
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ARCH=$(field Architecture "$CONTROL")
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PRIORITY=$(field Priority "$CONTROL")
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SECTION=$(field Section "$CONTROL")
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MAINTAINER=$(field Maintainer "$CONTROL")
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DESCRIPTION=$(field Description "$CONTROL")
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[ -n "$PKG" ] && [ -n "$VERSION" ] || {
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echo "dpkg: invalid control file (Package/Version missing)" >&2
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rm -rf "$TMP"
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return 1
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}
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case "$PKG" in
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*[!A-Za-z0-9+.-]*|"") echo "dpkg: invalid package name: $PKG" >&2; rm -rf "$TMP"; return 1 ;;
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esac
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case "$ARCH" in
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""|all|iphoneos-arm64|darwin-arm64|a-shell) ;;
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*)
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if [ "$FORCE_ARCH" != "1" ]; then
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echo "dpkg: architecture '$ARCH' is not native to iOS/Terminal." >&2
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echo " Debian Linux binaries cannot run without an emulator." >&2
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echo " Use --force-architecture only for script-only packages." >&2
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rm -rf "$TMP"
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return 1
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fi
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echo "dpkg: warning: forcing architecture '$ARCH'" >&2
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;;
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esac
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echo "Selecting previously unselected package $PKG."
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echo "Unpacking $PKG ($VERSION) ..."
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if [ -f "$TMP/control/preinst" ]; then
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TERM_ROOT="$ROOT" PREFIX="$ROOT" sh "$TMP/control/preinst" install || {
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echo "dpkg: preinst script failed" >&2
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rm -rf "$TMP"
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return 1
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}
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fi
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echo "dpkg: extracting data archive..."
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case "$DATA_ARCHIVE" in
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*.gz) tar -tzf "$DATA_ARCHIVE" 2>/dev/null > "$TMP/filelist" ;;
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*.xz) tar -tJf "$DATA_ARCHIVE" 2>/dev/null > "$TMP/filelist" ;;
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*) tar -tf "$DATA_ARCHIVE" 2>/dev/null > "$TMP/filelist" ;;
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esac
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awk '{ sub(/^\.\//,""); if ($0 != "") print }' "$TMP/filelist" > "$INFO/$PKG.list"
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DATA_OK=0
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case "$DATA_ARCHIVE" in
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*.gz) tar -xzf "$DATA_ARCHIVE" -C "$ROOT" --no-same-owner 2>/dev/null && DATA_OK=1 ;;
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*.xz) tar -xJf "$DATA_ARCHIVE" -C "$ROOT" --no-same-owner 2>/dev/null && DATA_OK=1 ;;
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*) tar -xf "$DATA_ARCHIVE" -C "$ROOT" --no-same-owner 2>/dev/null && DATA_OK=1 ;;
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esac
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if [ $DATA_OK -ne 1 ]; then
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case "$DATA_ARCHIVE" in
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*.gz) tar -xzf "$DATA_ARCHIVE" -C "$ROOT" 2>/dev/null && DATA_OK=1 ;;
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*.xz) tar -xJf "$DATA_ARCHIVE" -C "$ROOT" 2>/dev/null && DATA_OK=1 ;;
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*) tar -xf "$DATA_ARCHIVE" -C "$ROOT" 2>/dev/null && DATA_OK=1 ;;
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esac
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fi
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if [ $DATA_OK -ne 1 ]; then
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echo "dpkg: failed to extract data archive" >&2
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rm -rf "$TMP"
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return 1
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fi
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# Warn about native Mach-O payloads: a-Shell cannot execute them.
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if [ -f "$INFO/$PKG.list" ]; then
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for f in $(cat "$INFO/$PKG.list"); do
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case "$f" in
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bin/*|sbin/*|usr/bin/*|usr/sbin/*|usr/libexec/*)
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if file "$ROOT/$f" 2>/dev/null | grep -q 'Mach-O'; then
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echo "dpkg: note: $f is a native Mach-O executable; a-Shell cannot run it." >&2
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fi
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;;
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esac
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done
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fi
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remove_status "$PKG"
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INSTALLED_SIZE=$(du -sk "$ROOT" 2>/dev/null)
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INSTALLED_SIZE=${INSTALLED_SIZE%%[!0-9]*}
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append_status
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for script in preinst postinst prerm postrm; do
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if [ -f "$TMP/control/$script" ]; then
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cp "$TMP/control/$script" "$INFO/$PKG.$script"
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chmod +x "$INFO/$PKG.$script"
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fi
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done
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if [ -f "$TMP/control/postinst" ]; then
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TERM_ROOT="$ROOT" PREFIX="$ROOT" sh "$TMP/control/postinst" configure || {
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echo "dpkg: postinst script failed" >&2
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rm -rf "$TMP"
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return 1
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}
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fi
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echo "Setting up $PKG ($VERSION) ..."
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rm -rf "$TMP"
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return 0
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}
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remove_pkg() {
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PKG="$1"
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[ -n "$PKG" ] || { usage; return 2; }
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ensure
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STANZA=$(stanza_for "$PKG")
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if [ -z "$STANZA" ]; then
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echo "dpkg: package '$PKG' is not installed" >&2
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return 1
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fi
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if [ -f "$INFO/$PKG.prerm" ]; then
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( TERM_ROOT="$ROOT" PREFIX="$ROOT" sh "$INFO/$PKG.prerm" remove ) || true
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fi
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if [ -f "$INFO/$PKG.list" ]; then
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for f in $(cat "$INFO/$PKG.list"); do
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case "$f" in
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""|/*|../*|*/../*) continue ;;
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esac
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[ -d "$ROOT/$f" ] && continue
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rm -f "$ROOT/$f"
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done
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fi
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if [ -f "$INFO/$PKG.postrm" ]; then
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( TERM_ROOT="$ROOT" PREFIX="$ROOT" sh "$INFO/$PKG.postrm" remove ) || true
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fi
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remove_status "$PKG"
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rm -f "$INFO/$PKG.list" "$INFO/$PKG.preinst" "$INFO/$PKG.postinst" \
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"$INFO/$PKG.prerm" "$INFO/$PKG.postrm"
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echo "Removing $PKG ..."
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echo "Purging configuration files for $PKG ..."
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return 0
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}
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list_packages() {
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ensure
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echo "Desired=Unknown/Install/Remove/Purge/Hold"
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echo "| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend"
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echo "|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)"
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echo "||/ Name Version Architecture Description"
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echo "+++-====================-================-================-================================="
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awk 'BEGIN{RS="";FS="\n"} {
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p="";v="";a="";d="";s="";
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for (i=1;i<=NF;i++) {
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if ($i ~ /^Package: /) p=substr($i,10);
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if ($i ~ /^Version: /) v=substr($i,10);
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if ($i ~ /^Architecture: /) a=substr($i,14);
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if ($i ~ /^Description: /) d=substr($i,14);
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if ($i ~ /^Status: /) s=substr($i,9);
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}
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if (s ~ /installed/) printf "ii %-20s %-16s %-16s %s\n", p, v, a, d;
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}' "$STATUS"
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}
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status_pkg() {
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PKG="$1"
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STANZA=$(stanza_for "$PKG")
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if [ -z "$STANZA" ]; then
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echo "dpkg-query: package '$PKG' is not installed" >&2
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return 1
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fi
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printf '%s\n' "$STANZA"
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}
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list_files() {
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PKG="$1"
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if [ ! -f "$INFO/$PKG.list" ]; then
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echo "dpkg-query: package '$PKG' is not installed" >&2
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return 1
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fi
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sed "s#^#/#" "$INFO/$PKG.list"
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}
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extract_deb() {
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DEB="$1"; DEST="$2"
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[ -f "$DEB" ] || { echo "dpkg: cannot access '$DEB'" >&2; return 1; }
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[ -n "$DEST" ] || { usage; return 2; }
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TMP="$ROOT/tmp/dpkg-x.$$"
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rm -rf "$TMP"; mkdir -p "$TMP" "$DEST"
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cp "$DEB" "$TMP/pkg.deb"
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ar_extract "$TMP/pkg.deb" "$TMP"
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DATA=""
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for f in "$TMP"/data.tar.*; do [ -f "$f" ] && { DATA="$f"; break; }; done
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[ -n "$DATA" ] || { echo "dpkg: no data archive" >&2; rm -rf "$TMP"; return 1; }
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tar -xf "$DATA" -C "$DEST" --no-same-owner 2>/dev/null || tar -xf "$DATA" -C "$DEST" 2>/dev/null
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rm -rf "$TMP"
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}
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contents_deb() {
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DEB="$1"
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[ -f "$DEB" ] || { echo "dpkg: cannot access '$DEB'" >&2; return 1; }
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TMP="$ROOT/tmp/dpkg-c.$$"
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rm -rf "$TMP"; mkdir -p "$TMP"
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cp "$DEB" "$TMP/pkg.deb"
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ar_extract "$TMP/pkg.deb" "$TMP"
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DATA=""
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for f in "$TMP"/data.tar.*; do [ -f "$f" ] && { DATA="$f"; break; }; done
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[ -n "$DATA" ] || { echo "dpkg: no data archive" >&2; rm -rf "$TMP"; return 1; }
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case "$DATA" in
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*.gz) tar -tzf "$DATA" 2>/dev/null > "$TMP/contents" ;;
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*.xz) tar -tJf "$DATA" 2>/dev/null > "$TMP/contents" ;;
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*) tar -tf "$DATA" 2>/dev/null > "$TMP/contents" ;;
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esac
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awk '{ sub(/^\.\//,""); if ($0 != "") print }' "$TMP/contents"
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rm -rf "$TMP"
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}
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case "${1:-}" in
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-i|--install)
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shift
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if [ "${1:-}" = "--force-architecture" ]; then FORCE_ARCH=1; shift; fi
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[ -n "${1:-}" ] || { usage; exit 2; }
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install_deb "$1"
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;;
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-r|--remove|-P|--purge)
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shift
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remove_pkg "${1:-}"
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;;
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-l|--list)
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list_packages
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;;
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-s|--status)
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shift
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status_pkg "${1:-}"
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;;
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-L|--listfiles)
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shift
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list_files "${1:-}"
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;;
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-x|--extract)
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shift
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extract_deb "${1:-}" "${2:-}"
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;;
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--contents)
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shift
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contents_deb "${1:-}"
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;;
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--print-architecture)
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echo "iphoneos-arm64"
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;;
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--force-architecture)
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FORCE_ARCH=1
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shift
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[ -n "${1:-}" ] && install_deb "$1"
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;;
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--version|-V)
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echo "dpkg 1.0 (Terminal native package manager)"
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;;
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""|-h|--help|help)
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usage
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;;
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*)
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usage
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exit 2
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;;
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esac
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