blob: ad16d402e47009368745092b574510739bdb651c (
plain)
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#!/bin/sh
: ${RCM_LIB:=`dirname $0`/../share/rcm}
. $RCM_LIB/rcm.sh
pushdir() {
DIR_STACK="$DIR_STACK:$PWD/$1"
$DEBUG "cd'ing to $1 from `pwd` with stack $DIR_STACK"
cd $1
}
popdir() {
current=`echo $DIR_STACK | sed -e 's/.*://g'`
prior=`echo $DIR_STACK | sed -e "s|:$current$||" | sed -e 's/.*://g'`
DIR_STACK=`echo $DIR_STACK | sed -e 's/:[^:]*$//'`
$DEBUG "cd'ing to $prior from `pwd` with stack $DIR_STACK"
cd $prior
}
build_path() {
local dest="$1"
local file="$2"
local dotted=$3
if [ $dotted -eq 1 ]; then
echo "$dest/$file"
else
echo "$dest/.$file"
fi
}
file_join() {
local result=
for file; do
if [ "x$file" != "x." ]; then
if [ "x$result" = "x" ]; then
result="$file"
else
result="$result/$file"
fi
fi
done
echo "$result"
}
show_dir() {
local dir=$1
local dest_dir=$2
local dotfiles_dir=$3
local dotfiles_subdir=$4
local dotted=$5
local exclude_file_globs="$6"
local include_file_globs="$7"
local symlink_dirs_file_globs="$8"
local dest_path=`build_path "$dest_dir" "$dir" $dotted`
$DEBUG "show_dir $1 $2 $3 $4 $5 $6 $7 $8"
$VERBOSE "recurring on $dest_path"
pushdir "$dir"
for f in *; do
$DEBUG "handling the file $f"
next_dir=`file_join "$dotfiles_subdir" "$dir"`
handle_file "$f" "$dest_path" "$dotfiles_dir" "$next_dir" 1 "$exclude_file_globs" "$include_file_globs" "$symlink_dirs_file_globs"
done
popdir
}
sigil_for() {
local file=$1
local symlink_dirs_file_globs=$2
local copy_always=0
local symlink_dirs=0
for copy_file in $COPY_ALWAYS; do
$DEBUG "copy_file: $copy_file"
$DEBUG "file: $file"
case $file in
$copy_file)
copy_always=1
break
;;
esac
done
if [ -n "$symlink_dirs_file_globs" ]; then
symlink_dirs=1
fi
if [ $copy_always -eq 1 ]; then
echo 'X'
elif [ $symlink_dirs -eq 1 ]; then
echo '$'
else
echo '@'
fi
}
show_file() {
local file="$1"
local dest_dir="$2"
local dotfiles_dir="$3"
local dotfiles_subdir="$4"
local dotted=$5
local symlink_dirs_file_globs="$6"
local dest_file=`build_path "$dest_dir" "$file" $dotted`
if echo $DEST_STACK | grep -vq ":$dest_file"; then
DEST_STACK="$DEST_STACK:$dest_file"
src_file=`file_join "$dotfiles_subdir" "$file"`
abs_src_file=`file_join "$dotfiles_dir" "$src_file"`
output="$dest_file:$abs_src_file"
if [ $SHOW_SIGILS -eq 1 ]; then
sigil=`sigil_for "$src_file" "$symlink_dirs_file_globs"`
output="$output:$sigil"
fi
$PRINT "$output"
fi
}
handle_file() {
local file="$1"
local dest_dir="$2"
local dotfiles_dir="$3"
local dotfiles_subdir="$4"
local dotted=$5
local exclude_file_globs="$6"
local include_file_globs="$7"
local symlink_dirs_file_globs="$8"
$DEBUG "handle_file $1 $2 $3 $4 $5 $6 $7 $8"
if [ ! -e "$file" ]; then
$VERBOSE "skipping non-existent file $file"
elif is_excluded "$file" "$exclude_file_globs" "$include_file_globs"; then
$VERBOSE "skipping excluded file $file"
elif [ -d "$file" ] && is_excluded $file "$symlink_dirs_file_globs"; then
show_file "$file" "$dest_dir" "$dotfiles_dir" "$dotfiles_subdir" $dotted "$symlink_dirs_file_globs"
elif [ -d "$file" ]; then
show_dir "$file" "$dest_dir" "$dotfiles_dir" "$dotfiles_subdir" $dotted "$exclude_file_globs" "$include_file_globs" "$symlink_dirs_file_globs"
else
show_file "$file" "$dest_dir" "$dotfiles_dir" "$dotfiles_subdir" $dotted
fi
}
is_metafile() {
host_portion=`echo $1 | sed -e 's/host-.*/host-/'`
tag_portion=`echo $1 | sed -e 's/tag-.*/tag-/'`
[ x$host_portion = 'xhost-' -o x$tag_portion = 'xtag-' -o "x$1" = "xhooks" ]
}
dotfiles_dir_excludes() {
local dotfiles_dir="$1"
local excludes="$2"
$DEBUG "dotfiles_dir_excludes $dotfiles_dir"
$DEBUG " with excludes: $excludes"
for exclude in $excludes; do
if echo $exclude | grep -q :; then
dotfiles_dir_pat=`echo $exclude | sed 's/:.*//'`
file_glob=`echo $exclude | sed 's/.*://'`
if [ "x$dotfiles_dir_pat" != "x*" ] && is_relative $dotfiles_dir_pat; then
dotfiles_dir_pat=$PWD/$dotfiles_dir_pat
fi
if [ "x$dotfiles_dir_pat" = "x*" -o "x$dotfiles_dir_pat" = "x$dotfiles_dir" ]; then
echo $file_glob
fi
else
echo $exclude
fi
done
}
is_excluded() {
local file="$1"
local exclude_file_globs="$2"
local include_file_globs="$3"
$DEBUG "is_excluded $file $exclude_file_globs $include_file_globs"
for exclude_file_glob in $exclude_file_globs; do
$DEBUG "file: $file"
$DEBUG "exclude_file_glob: $exclude_file_glob"
case "$file" in
$exclude_file_glob)
for include_file_glob in $include_file_globs; do
case "$file" in
$include_file_glob) return 1;;
esac
done
return 0
;;
esac
done
return 1
}
show_help() {
local exit_code=${1:-0}
$PRINT "Usage: lsrc [-FVqvh] [-I EXCL_PAT] [-x EXCL_PAT] [-N EXCL_PAT ] [-t TAG] [-d DOT_DIR]"
$PRINT "see lsrc(1) and rcm(5) for more details"
exit $exit_code
}
handle_command_line() {
local arg_tags=
local verbosity=0
local version=0
local show_sigils=0
local dotfiles_dirs=
local excludes=
local includes=
local symlink_dirs=
while getopts FVqvhI:x:S:t:d: opt; do
case "$opt" in
F) show_sigils=1;;
h) show_help ;;
I) includes="$includes $OPTARG";;
t) arg_tags="$arg_tags $OPTARG";;
v) verbosity=$(($verbosity + 1));;
q) verbosity=$(($verbosity - 1));;
d) dotfiles_dirs="$dotfiles_dirs $OPTARG";;
V) version=1;;
x) excludes="$excludes $OPTARG";;
S) symlink_dirs="$symlink_dirs $OPTARG";;
esac
done
shift $(($OPTIND-1))
handle_common_flags lsrc $version $verbosity
SHOW_SIGILS=$show_sigils
TAGS=${arg_tags:-$TAGS}
DOTFILES_DIRS=${dotfiles_dirs:-$DOTFILES_DIRS}
EXCLUDES=${excludes:-$EXCLUDES}
INCLUDES=${includes:-$INCLUDES}
SYMLINK_DIRS=${symlink_dirs:-$SYMLINK_DIRS}
FILES=$@
$DEBUG "TAGS: $TAGS"
$DEBUG "DOTFILES_DIRS: $DOTFILES_DIRS"
}
DEST_STACK=
handle_command_line $*
: ${DOTFILES_DIRS:=$DOTFILES_DIRS $DEFAULT_DOTFILES_DIR}
$DEBUG "DOTFILES_DIRS: $DOTFILES_DIRS"
: ${COPY_ALWAYS:=""}
$DEBUG "COPY_ALWAYS: $COPY_ALWAYS"
: ${SYMLINK_DIRS:=""}
$DEBUG "SYMLINK_DIRS: $SYMLINK_DIRS"
relative_root_dir="$PWD"
for DOTFILES_DIR in $DOTFILES_DIRS; do
cd "$relative_root_dir"
if is_relative $DOTFILES_DIR; then
DOTFILES_DIR=$PWD/$DOTFILES_DIR
fi
if [ ! -d "$DOTFILES_DIR" ]; then
$VERBOSE "skipping non-existent directory: $DOTFILES_DIR"
continue
fi
exclude_file_globs=`dotfiles_dir_excludes $DOTFILES_DIR "$EXCLUDES"`
$DEBUG "exclude_file_globs: $exclude_file_globs"
include_file_globs=`dotfiles_dir_excludes $DOTFILES_DIR "$INCLUDES"`
symlink_dirs_file_globs=`dotfiles_dir_excludes $DOTFILES_DIR "$SYMLINK_DIRS"`
$DEBUG "symlink_dirs_file_globs: $symlink_dirs_file_globs"
cd "$DOTFILES_DIR"
DIR_STACK=":$DOTFILES_DIR"
for file in ${FILES:-*}; do
if is_metafile $file; then
continue
fi
handle_file $file $DEST_DIR $DOTFILES_DIR . 0 "$exclude_file_globs" "$include_file_globs" "$symlink_dirs_file_globs"
done
cd "$DOTFILES_DIR"
host_files=$DOTFILES_DIR/host-$HOSTNAME
if [ -d $host_files ]; then
pushdir `basename $host_files`
for file in ${FILES:-*}; do
handle_file $file $DEST_DIR $host_files . 0 "$exclude_file_globs" "$include_file_globs"
done
popdir
fi
cd "$DOTFILES_DIR"
for tag in $TAGS; do
if [ -d tag-$tag ]; then
pushdir `basename tag-$tag`
for file in ${FILES:-*}; do
$DEBUG "TAG: $tag, exclude_file_globs: $exclude_file_globs"
handle_file $file $DEST_DIR $DOTFILES_DIR/tag-$tag . 0 "$exclude_file_globs" "$include_file_globs"
done
popdir
fi
done
done
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