diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cpt-lib.in | 105 |
1 files changed, 69 insertions, 36 deletions
diff --git a/src/cpt-lib.in b/src/cpt-lib.in index 58c9a0f..09b78e1 100644 --- a/src/cpt-lib.in +++ b/src/cpt-lib.in @@ -25,11 +25,12 @@ log() { # # All messages are printed to stderr to allow the user to hide build # output which is the only thing printed to stdout. - # - # '${3:-->}': If the 3rd argument is missing, set prefix to '->'. - # '${2:+colorb}': If the 2nd argument exists, set text style of '$1'. - printf '%b%s %b%b%s%b %s\n' \ - "$colory" "${3:-->}" "$colre" "${2:+$colorb}" "$1" "$colre" "$2" >&2 + case $# in + 1) printf '%b->%b %s\n' "$colory" "$colre" "$1" ;; + 2) printf '%b->%b %b%s%b %s\n' "$colory" "$colre" "$colorb" "$1" "$colre" "$2" ;; + 3) printf '%b%s%b %b%s%b %s\n' "$colory" "${3:-->}" "$colre" "$colorb" "$1" "$colre" "$2" ;; + *) return 1 + esac >&2 } warn() { @@ -945,11 +946,10 @@ pkg_fix_deps() { # simplify path building. cd "$pkg_dir/$1/$pkg_db/$1" - # Make a copy of the depends file if it exists to have a - # reference to 'diff' against. + # Make a copy of the depends file if it exists to have a reference to 'diff' + # against. if [ -f depends ]; then - cp -f depends "$mak_dir/d" - dep_file=$mak_dir/d + dep_file=$(_tmp_cp depends) else dep_file=/dev/null fi @@ -1484,13 +1484,13 @@ pkg_etc() { mkdir -p "$CPT_ROOT/$dir" done - digest=$(_get_digest "$mak_dir/c") || digest=b3sum + digest=$(_get_digest "$_etcsums") || digest=b3sum # Handle files in /etc/ based on a 3-way checksum check. find etc ! -type d | while read -r file; do { sum_new=$("$digest" "$file") sum_sys=$(cd "$CPT_ROOT/"; "$digest" "$file") - sum_old=$("$grep" "$file$" "$mak_dir/c"); } 2>/dev/null ||: + sum_old=$("$grep" "$file$" "$_etcsums"); } 2>/dev/null ||: logv "$pkg_name" "Doing 3-way handshake for $file" outv "Previous: ${sum_old:-null}" @@ -1555,8 +1555,9 @@ pkg_remove() { # remove anything from packages that create empty directories for a # purpose (such as baselayout). manifest_list="$(set +f; pop "$sys_db/$1/manifest" from "$sys_db/"*/manifest)" + dirs="$(_tmp_name "directories")" # shellcheck disable=2086 - [ "$manifest_list" ] && grep -h '/$' $manifest_list | sort -ur > "$mak_dir/dirs" + [ "$manifest_list" ] && grep -h '/$' $manifest_list | sort -ur > "$dirs" run_hook pre-remove "$1" "$sys_db/$1" root @@ -1566,7 +1567,7 @@ pkg_remove() { [ "${file##/etc/*}" ] || continue if [ -d "$CPT_ROOT/$file" ]; then - "$grep" -Fxq "$file" "$mak_dir/dirs" 2>/dev/null && continue + "$grep" -Fxq "$file" "$dirs" 2>/dev/null && continue rmdir "$CPT_ROOT/$file" 2>/dev/null || continue else rm -f "$CPT_ROOT/$file" @@ -1652,8 +1653,8 @@ pkg_install() { # If the package is already installed (and this is an upgrade) make a # backup of the manifest and etcsums files. - cp -f "$sys_db/$pkg_name/manifest" "$mak_dir/m" 2>/dev/null ||: - cp -f "$sys_db/$pkg_name/etcsums" "$mak_dir/c" 2>/dev/null ||: + _manifest=$(_tmp_cp "$sys_db/$pkg_name/manifest" 2>/dev/null) ||: + _etcsums=$(_tmp_cp "$sys_db/$pkg_name/etcsums" 2>/dev/null) ||: # This is repeated multiple times. Better to make it a function. pkg_rsync() { @@ -1668,7 +1669,7 @@ pkg_install() { pkg_etc # Remove any leftover files if this is an upgrade. - "$grep" -vFxf "$sys_db/$pkg_name/manifest" "$mak_dir/m" 2>/dev/null | + "$grep" -vFxf "$sys_db/$pkg_name/manifest" "$_manifest" 2>/dev/null | while read -r file; do file=$CPT_ROOT/$file @@ -2109,12 +2110,35 @@ pkg_clean() { rm -rf -- "${CPT_TMPDIR:=$cac_dir/proc}/$pid" } +_tmp_name() { + # Name a temporary file/directory + out "$tmp_dir/$1" +} + +_tmp_cp() { + # Copy given file to the temporary directory and return its name. If a + # second argument is not given, use the basename of the copied file. + _ret=${2:-${1##*/}} + _ret=$(_tmp_name "$_ret") + cp "$1" "$_ret" + out "$_ret" +} + +_tmp_create() { + # Create given file to the temporary directory and return its name + _ret=$(_tmp_name "$1") + # False positive, we are not reading from the file. + # shellcheck disable=2094 + out "$_ret" 3>> "$_ret" +} + create_tmp() { # Create the required temporary directories and set the variables which # point to them. - mkdir -p "${mak_dir:=$tmp_dir/build}" \ - "${pkg_dir:=$tmp_dir/pkg}" \ - "${tar_dir:=$tmp_dir/export}" + mak_dir=$tmp_dir/build + pkg_dir=$tmp_dir/pkg + tar_dir=$tmp_dir/export + mkdir -p "$mak_dir" "$pkg_dir" "$tar_dir" } create_cache() { @@ -2142,25 +2166,34 @@ create_cache() { # that it doesn't change beneath us. pid=${CPT_PID:-$$} - # Create the cache directories for CPT and set the variables which point - # to them. This is seperate from temporary directories created in - # create_cache(). That's because we need these variables set on most - # occasions. - # # A temporary directory can be specified apart from the cache directory in # order to build in a user specified directory. /tmp could be used in order - # to build on ram, useful on SSDs. The user can specify CPT_TMPDIR for this. - # We create the temporary directory here to avoid permission issues that can - # arise from functions that call as_root(). - mkdir -p "${cac_dir:=${CPT_CACHE:=${XDG_CACHE_HOME:-$HOME/.cache}/cpt}}" \ - "${CPT_TMPDIR:=$cac_dir/proc}" \ - "${src_dir:=$cac_dir/sources}" \ - "${log_dir:=$cac_dir/logs}" \ - "${bin_dir:=$cac_dir/bin}" - - # We don't create the temporary $pid directory until `create_tmp()` is - # called, but we still declare its variable here. - : "${tmp_dir:=${CPT_TMPDIR:=$cac_dir/proc}/$pid}" + # to build on ram, useful on SSDs. The user can specify $CPT_TMPDIR for + # this. We now also support the usage of $XDG_RUNTIME_DIR, so the directory + # naming can be confusing to some. Here are possible $tdir names (by order + # of preference): + # + # 1. $CPT_TMPDIR + # 2. $XDG_RUNTIME_DIR/cpt + # 3. $XDG_CACHE_DIR/cpt/proc + # 4. $HOME/.cache/cpt/proc + # + # We create the main temporary directory here to avoid permission issues + # that can arise from functions that call as_root(). However, the + # $pid directories are special for each process and aren't created unless + # `create_tmp()` is used. + # + # We used to assign and create the directories at the same time using a + # shell hack, but it made the variables editable outside of the package + # manager, but we don't actually want that. Variables that are lower case + # aren't meant to be interacted or set by the user. + cac_dir=${CPT_CACHE:=${XDG_CACHE_HOME:-${HOME:?}/.cache}}/cpt + src_dir=$cac_dir/sources + log_dir=$cac_dir/logs + bin_dir=$cac_dir/bin + tdir=${CPT_TMPDIR:=${XDG_RUNTIME_DIR:-$cac_dir/proc}${XDG_RUNTIME_DIR:+/cpt}} + tmp_dir=$tdir/$pid + mkdir -p "$cac_dir" "$src_dir" "$log_dir" "$bin_dir" "$tdir" # Set the location to the repository and package database. pkg_db=var/db/cpt/installed |