59 lines
1.6 KiB
Bash
59 lines
1.6 KiB
Bash
|
#! /usr/bin/env bash
|
||
|
|
|
||
|
|
set -e
|
||
|
|
|
||
|
|
# Source directory (existing structure with files)
|
||
|
|
SRC_DIR=_src.posix
|
||
|
|
|
||
|
|
# Target directory (new structure with symlinks)
|
||
|
|
DEST_DIR="${1:?}"
|
||
|
|
|
||
|
|
# Check if both arguments are provided
|
||
|
|
if [[ -z "$SRC_DIR" || -z "$DEST_DIR" ]]; then
|
||
|
|
echo "Usage: $0 <source_directory> <destination_directory>"
|
||
|
|
exit 1
|
||
|
|
fi
|
||
|
|
|
||
|
|
# Ensure source directory exists
|
||
|
|
if [[ ! -d "$SRC_DIR" ]]; then
|
||
|
|
echo "Error: Source directory '$SRC_DIR' does not exist."
|
||
|
|
exit 1
|
||
|
|
fi
|
||
|
|
|
||
|
|
# Create destination directory if it does not exist
|
||
|
|
mkdir -p "$DEST_DIR"
|
||
|
|
|
||
|
|
# Find all directories and recreate them in the destination
|
||
|
|
find "$SRC_DIR" -type d -mindepth 1 | while read -r dir; do
|
||
|
|
mkdir -p "$DEST_DIR/${dir#$SRC_DIR/}"
|
||
|
|
done
|
||
|
|
|
||
|
|
# Function to get relative path without realpath or python
|
||
|
|
relpath() {
|
||
|
|
local target=$1
|
||
|
|
local base=$2
|
||
|
|
local target_abs=$(cd "$(dirname "$target")" && pwd)/$(basename "$target")
|
||
|
|
local base_abs=$(cd "$base" && pwd)
|
||
|
|
local common_part="$base_abs"
|
||
|
|
local back=""
|
||
|
|
|
||
|
|
while [[ "${target_abs#$common_part}" == "$target_abs" ]]; do
|
||
|
|
common_part=$(dirname "$common_part")
|
||
|
|
back="../$back"
|
||
|
|
done
|
||
|
|
|
||
|
|
echo "${back}${target_abs#$common_part/}"
|
||
|
|
}
|
||
|
|
|
||
|
|
# Find all files and create symbolic links in the destination
|
||
|
|
find "$SRC_DIR" -type f | while read -r file; do
|
||
|
|
# Determine the relative path for the symlink
|
||
|
|
target_file="${file#$SRC_DIR/}"
|
||
|
|
src_relative_path=$(relpath "$file" "$(dirname "$DEST_DIR/$target_file")")
|
||
|
|
|
||
|
|
# Create the symlink with relative path
|
||
|
|
ln -vs "$src_relative_path" "$DEST_DIR/$target_file"
|
||
|
|
done
|
||
|
|
|
||
|
|
echo "Symbolic links created successfully in '$DEST_DIR'."
|