Merge 69f6dbeebc into ec10041024

Inspired by #449 but using read instead of mapfile to make it work with bash
3. Fixes #344.

README.md

@@ -18,11 +18,12 @@
 **yadm** is a tool for managing [dotfiles][].
 
 * Based on [Git][], with full range of Git's features
-* Supports system-specific alternative files or templated files
-* Encryption of private data using [GnuPG][], [OpenSSL][], [transcrypt][], or
-  [git-crypt][]
-* Customizable initialization (bootstrapping)
-* Customizable hooks for before and after any operation
+* Supports system-specific [alternative][feature-alternates] files or
+  [templated][feature-templates] files
+* [Encryption][feature-encryption] of private data using [GnuPG][],
+  [OpenSSL][], [transcrypt][], or [git-crypt][]
+* Customizable initialization ([bootstrapping][feature-bootstrap])
+* Customizable [hooks][feature-hooks] for before and after any operation
 
 Complete features, usage, examples and installation instructions can be found on
 the [yadm.io][website-link] website.
@@ -63,6 +64,11 @@ The star count helps others discover yadm.
 [develop-commits]: https://github.com/yadm-dev/yadm/commits/develop
 [develop-date]: https://img.shields.io/github/last-commit/yadm-dev/yadm/develop.svg?label=develop
 [dotfiles]: https://en.wikipedia.org/wiki/Hidden_file_and_hidden_directory
+[feature-alternates]: https://yadm.io/docs/alternates
+[feature-bootstrap]: https://yadm.io/docs/bootstrap
+[feature-hooks]: https://yadm.io/docs/hooks
+[feature-encryption]: https://yadm.io/docs/encryption
+[feature-templates]: https://yadm.io/docs/templates
 [gh-pages-badge]: https://img.shields.io/github/actions/workflow/status/yadm-dev/yadm/test.yml?branch=gh-pages
 [git-crypt]: https://github.com/AGWA/git-crypt
 [homebrew-badge]: https://img.shields.io/homebrew/v/yadm.svg

contrib/bootstrap/bootstrap-in-dir

@@ -14,11 +14,16 @@ if [[ ! -d "$BOOTSTRAP_D" ]]; then
     exit 1
 fi
 
-find -L "$BOOTSTRAP_D" -type f | sort | while IFS= read -r bootstrap; do
-    if [[ -x "$bootstrap" && ! "$bootstrap" =~ "##" && ! "$bootstrap" =~ "~$" ]]; then
-        if ! "$bootstrap"; then
-            echo "Error: bootstrap '$bootstrap' failed" >&2
-            exit 1
-        fi
+declare -a bootstraps
+while IFS= read -r bootstrap; do
+    if [[ -x "$bootstrap" && ! "$bootstrap" =~ "##" && ! "$bootstrap" =~ ~$ ]]; then
+        bootstraps+=("$bootstrap")
+    fi
+done < <(find -L "$BOOTSTRAP_D" -type f | sort)
+
+for bootstrap in "${bootstraps[@]}"; do
+    if ! "$bootstrap"; then
+        echo "Error: bootstrap '$bootstrap' failed" >&2
+        exit 1
     fi
 done

yadm

@@ -99,7 +99,7 @@ function main() {
 
   # parse command line arguments
   local retval=0
-  internal_commands="^(alt|bootstrap|clean|clone|config|decrypt|encrypt|enter|git-crypt|help|--help|init|introspect|list|perms|transcrypt|upgrade|version|--version)$"
+  internal_commands="^(alt|bootstrap|clean|clone|config|decrypt|encrypt|enter|echo|git-crypt|help|--help|init|introspect|list|perms|transcrypt|upgrade|version|--version)$"
   if [ -z "$*" ] ; then
     # no argumnts will result in help()
     help
@@ -144,7 +144,7 @@ function main() {
     [ ! -d "$YADM_WORK" ] && error_out "Work tree does not exist: [$YADM_WORK]"
     HOOK_COMMAND="$YADM_COMMAND"
     invoke_hook "pre"
-    $YADM_COMMAND "${YADM_ARGS[@]}"
+    ${YADM_COMMAND/echo/yecho} "${YADM_ARGS[@]}"
   else
     # any other commands are simply passed through to git
     HOOK_COMMAND="$1"
@@ -1199,6 +1199,7 @@ Commands:
   yadm enter [COMMAND]       - Run sub-shell with GIT variables set
   yadm git-crypt [OPTIONS]   - Run git-crypt commands for the yadm repo
   yadm transcrypt [OPTIONS]  - Run transcrypt commands for the yadm repo
+  yadm echo [OPTIONS]        - View yadm internal commands and file paths
 
 Files:
   \$HOME/.config/yadm/config        - yadm's configuration file
@@ -1485,6 +1486,110 @@ function version() {
 
 }
 
+function print_variables(){
+  local local_class
+  local local_system
+  local local_host
+  local local_user
+  local local_distro
+  set_local_alt_values
+
+  if [[ -z "$2" ]]; then
+  echo "Yadm variables:
+  distro=$local_distro
+  system=$local_system
+  hostname=$local_host
+  user=$local_user 
+  class=$local_class
+"
+  else
+    case "$2" in
+      class)
+	echo $local_class
+	;;
+      system)
+	echo $local_system
+	;;
+      host)
+	echo $local_host
+	;;
+      user)
+	echo $local_user
+	;;
+      distro)
+	echo $local_distro
+	;;
+      *)
+	echo "$2 is not a valid option"
+    esac
+  fi
+  
+}
+
+function print_paths(){
+  if [[ -z "$2" ]] ; then
+    echo "yadm paths:
+  repo=$YADM_REPO
+  yadm_dir=$YADM_DIR
+  config=$YADM_CONFIG
+  encrypt=$YADM_ENCRYPT
+  archive=$YADM_ARCHIVE
+  "
+  else   
+    case "$2" in
+      repo)
+	echo $YADM_REPO
+	;;
+      dir|yadm_dir)
+	echo $YADM_DIR
+	;;
+      config)
+	echo $YADM_CONFIG
+	;;
+      encrypt)
+	echo $YADM_ENCRYPT
+	;;
+      archive)
+	echo $YADM_ARCHIVE
+	;;
+      *)
+	echo " in path "
+	echo "$2 is not a valid option"
+    esac
+  fi
+ }
+
+function yecho() {
+  #verify internal yadm variables
+ 
+  if [[ $# -eq 0 ]] ; then
+    print_variables
+    print_paths
+  fi
+
+  while [[ $# -gt 0 ]] ; do
+    case "$1" in
+      vars|variables)
+	print_variables "${YADM_ARGS[@]}"
+	if [[ ! -z "$2" ]] ; then
+	  shift
+	fi
+	;;
+      paths|path)
+	print_paths "${YADM_ARGS[@]}"
+	if [[ ! -z "$2" ]] ; then
+	  shift
+	fi
+	;;
+      *)
+	echo "$1 is not a valid command"
+	;;
+    esac
+    shift
+  done
+  
+}
+
 # ****** Utility Functions ******
 
 function exclude_encrypted() {