mirror of
https://github.com/termux-pacman/termux-packages.git
synced 2025-12-24 04:30:24 +00:00
98 lines
3.5 KiB
Bash
Executable File
98 lines
3.5 KiB
Bash
Executable File
#!/bin/bash
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# clean.sh - clean everything.
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set -e -u
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TERMUX_SCRIPTDIR=$(cd "$(realpath "$(dirname "$0")")"; pwd)
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# Store pid of current process in a file for docker__run_docker_exec_trap
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. "$TERMUX_SCRIPTDIR/scripts/utils/docker/docker.sh"; docker__create_docker_exec_pid_file
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# Get variable CGCT_DIR
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. "$TERMUX_SCRIPTDIR/scripts/properties.sh"
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# Checking if script is running on Android with 2 different methods.
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# Needed for safety to prevent execution of potentially dangerous
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# operations such as 'rm -rf /data/*' on Android device.
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if [ "$(uname -o)" = "Android" ] || [ -e "/system/bin/app_process" ]; then
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TERMUX_ON_DEVICE_BUILD=true
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else
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TERMUX_ON_DEVICE_BUILD=false
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fi
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if [ "$(id -u)" = "0" ] && [[ "$TERMUX_ON_DEVICE_BUILD" == "true" ]]; then
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echo "On-device execution of this script as root is disabled."
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exit 1
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fi
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# Read settings from .termuxrc if existing
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test -f "$HOME/.termuxrc" && . "$HOME/.termuxrc"
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: "${TERMUX_TOPDIR:="$HOME/.termux-build"}"
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: "${TMPDIR:=/tmp}"
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export TMPDIR
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# Lock file. Same as used in build-package.sh.
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TERMUX_BUILD_LOCK_FILE="${TMPDIR}/.termux-build.lck"
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if [ ! -e "$TERMUX_BUILD_LOCK_FILE" ]; then
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touch "$TERMUX_BUILD_LOCK_FILE"
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fi
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{
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if ! flock -n 5; then
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echo "Not cleaning build directory since you have unfinished build running."
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exit 1
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fi
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if [ -d "$TERMUX_TOPDIR" ]; then
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chmod +w -R "$TERMUX_TOPDIR" || true
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fi
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# For on-device build cleanup Termux app data directory shouldn't be erased.
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if [[ "$TERMUX_ON_DEVICE_BUILD" == "false" ]]; then
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for variable_name in TERMUX__PREFIX TERMUX_APP__DATA_DIR CGCT_DIR; do
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variable_value="${!variable_name:-}"
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if [[ ! "$variable_value" =~ ^(/[^/]+)+$ ]]; then
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echo "The $variable_name '$variable_value' is not an absolute path under rootfs '/' while running 'clean.sh'." 1>&2
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exit 1
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fi
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done
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# If `TERMUX__PREFIX` is under `TERMUX_APP__DATA_DIR`, then
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# just delete the entire `TERMUX_APP__DATA_DIR`. Otherwise,
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# only delete `TERMUX__PREFIX` since its parent directories could
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# be a critical directory in `TERMUX_REGEX__INVALID_TERMUX_PREFIX_PATHS`.
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# This should not be an issue as package files are only packed
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# from `TERMUX_PREFIX_CLASSICAL` via `termux_step_copy_into_massagedir()`.
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if [[ "$TERMUX__PREFIX" == "$TERMUX_APP__DATA_DIR" ]] || \
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[[ "$TERMUX__PREFIX" == "$TERMUX_APP__DATA_DIR/"* ]]; then
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deletion_dir="$TERMUX_APP__DATA_DIR"
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else
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deletion_dir="$TERMUX__PREFIX"
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fi
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if [[ -e "$deletion_dir" ]]; then
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if [[ ! -d "$deletion_dir" ]]; then
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echo "A non-directory file exists at deletion directory '$deletion_dir' for TERMUX__PREFIX while running 'clean.sh'." 1>&2
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exit 1
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fi
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# If deletion directory is under rootfs `/` or not accessible
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# by current user, like the `builder` user in Termux docker
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# cannot access root owned directories.
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if [[ ! -r "$deletion_dir" ]] || [[ ! -w "$deletion_dir" ]] || [[ ! -x "$deletion_dir" ]]; then
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echo "The deletion directory '$deletion_dir' for TERMUX__PREFIX is not readable, writable or searchable while running 'clean.sh'." 1>&2
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echo "Try running 'clean.sh' with 'sudo'." 1>&2
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exit 1
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fi
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# Escape '\$[](){}|^.?+*' with backslashes.
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cgct_dir_escaped="$(printf "%s" "$CGCT_DIR" | sed -zE -e 's/[][\.|$(){}?+*^]/\\&/g')"
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find "$deletion_dir" -mindepth 1 -regextype posix-extended ! -regex "^$cgct_dir_escaped(/.*)?" -delete 2>/dev/null || true
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fi
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# Remove list of built packages.
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rm -Rf "/data/data/.built-packages"
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fi
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rm -Rf "$TERMUX_TOPDIR"
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} 5< "$TERMUX_BUILD_LOCK_FILE"
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