Merge branch 'portability'

diff --combined xdg-ninja.sh
index 5fd12615f654adbd6a4914669f982cbd0a0aa0f7,33941affb140962c57bdd20eafbde7ad1f1ef37a..7fc9fe6cb23c65a2c903481411548f58d82fd352
--- 1/xdg-ninja.sh
--- 2/xdg-ninja.sh
+++ b/xdg-ninja.sh
@@@ -1,7 -1,8 +1,7 @@@
- #!/bin/bash
+ #!/usr/bin/env bash
  
  USE_GLOW=true
 -if ! command -v glow &> /dev/null
 -then
 +if ! command -v glow &>/dev/null; then
      echo "Glow not found, markdown rendering not available."
      echo "Output will be raw markdown and might look weird."
      echo "Install glow for easier reading & copy-paste."
@@@ -30,24 -31,31 +30,24 @@@ HELPSTRING="""
  """
  
  SKIP_OK=true
 -for i in "$@" ; do
 -    if [[ $i == "--help" ]] || [[ $i == "-h" ]] ; then
 +for i in "$@"; do
 +    if [[ $i == "--help" ]] || [[ $i == "-h" ]]; then
          echo -e "$HELPSTRING"
          exit
 -    elif [[ $i == "--skip-ok" ]] ; then
 +    elif [[ $i == "--skip-ok" ]]; then
          SKIP_OK=true
 -    elif [[ $i == "--no-skip-ok" ]] ; then
 +    elif [[ $i == "--no-skip-ok" ]]; then
          SKIP_OK=false
 -    elif [[ $i == "-v" ]] ; then
 +    elif [[ $i == "-v" ]]; then
          SKIP_OK=false
      fi
  done
  
 -if ! command -v jq &> /dev/null
 -then
 +if ! command -v jq &>/dev/null; then
      echo "jq is needed to run this script, but it wasn't found. Please install it to be able to use this script."
      exit
  fi
  
 -ERR=0
 -WARN=1
 -INFO=2
 -SUCS=3
 -HELP=4
 -
  # Function to expand enviornment variables in string
  # https://stackoverflow.com/a/20316582/11110290
  apply_shell_expansion() {
@@@ -70,6 -78,7 +70,6 @@@ check_not_exists_file() 
      fi
  }
  
 -
  # Function to handle the formatting of output
  log() {
      MODE="$1"
@@@ -79,30 -88,31 +79,30 @@@
  
      case "$MODE" in
  
 -        ERR)
 -            printf "[\e[1;31m$NAME\e[1;0m]: \e[1;3m$FILENAME\e[1;0m\n"
 -            ;;
 +    ERR)
 +        printf '[\e[1;31m%s\e[1;0m]: \e[1;3m%s\e[1;0m\n' "$NAME" "$FILENAME"
 +        ;;
  
 -        WARN)
 -            printf "[\e[1;33m$NAME\e[1;0m]: \e[1;3m$FILENAME\e[1;0m\n"
 -            ;;
 +    WARN)
 +        printf '[\e[1;33m%s\e[1;0m]: \e[1;3m%s\e[1;0m\n' "$NAME" "$FILENAME"
 +        ;;
  
 -        INFO)
 -            printf "[\e[1;36m$NAME\e[1;0m]: \e[1;3m$FILENAME\e[1;0m\n"
 -            ;;
 +    INFO)
 +        printf '[\e[1;36m%s\e[1;0m]: \e[1;3m%s\e[1;0m\n' "$NAME" "$FILENAME"
 +        ;;
  
 -        SUCS)
 -            if [ "$SKIP_OK" = false ]; then
 -                printf "[\e[1;32m$NAME\e[1;0m]: \e[1;3m$FILENAME\e[1;0m\n"
 -            fi
 -            ;;
 +    SUCS)
 +        [ "$SKIP_OK" = false ] &&
 +            printf '[\e[1;32m%s\e[1;0m]: \e[1;3m%s\e[1;0m\n' "$NAME" "$FILENAME"
 +        ;;
  
 -        HELP)
 -            if $USE_GLOW; then
 -                echo "$HELP" | glow -
 -            else
 -                echo "$HELP"
 -            fi
 -            ;;
 +    HELP)
 +        if $USE_GLOW; then
 +            echo "$HELP" | glow -
 +        else
 +            echo "$HELP"
 +        fi
 +        ;;
  
      esac
  }
@@@ -120,22 -130,22 +120,22 @@@ check_file() 
  
      case $? in
  
 -        0)
 -            log SUCS "$NAME" "$FILENAME" "$HELP"
 -            ;;
 -
 -        1 | 2)
 -            if "$MOVABLE"; then
 -                log ERR "$NAME" "$FILENAME" "$HELP"
 -            else
 -                log WARN "$NAME" "$FILENAME" "$HELP"
 -            fi
 -            if ! [ -z "$HELP" ]; then
 -                log HELP "$NAME" "$FILENAME" "$HELP"
 -            else
 -                log HELP "$NAME" "$FILENAME" "_No help available._"
 -            fi
 -            ;;
 +    0)
 +        log SUCS "$NAME" "$FILENAME" "$HELP"
 +        ;;
 +
 +    1 | 2)
 +        if "$MOVABLE"; then
 +            log ERR "$NAME" "$FILENAME" "$HELP"
 +        else
 +            log WARN "$NAME" "$FILENAME" "$HELP"
 +        fi
 +        if [ "$HELP" ]; then
 +            log HELP "$NAME" "$FILENAME" "$HELP"
 +        else
 +            log HELP "$NAME" "$FILENAME" "_No help available._"
 +        fi
 +        ;;
  
      esac
  }
@@@ -145,18 -155,19 +145,18 @@@ check_program() 
      INPUT=$1
  
      NAME=$(echo "$INPUT" | jq -r .name)
 -    
  
      while IFS= read -r file; do
          check_file "$file" "$NAME"
 -    done <<< "$(echo "$INPUT" | jq -rc '.files[]')"
 +    done <<<"$(echo "$INPUT" | jq -rc '.files[]')"
  }
  
  # Loops over all files in the programs/ directory and calls check_program
  enumerate_programs() {
      echo -e "\e[1;3mStarting to check your \e[1;36m\$HOME.\e[1;0m"
      echo -e ""
-     for prog_filename in ./programs/*; do
+       for prog_filename in "$(dirname "${BASH_SOURCE[0]}")"/programs/*; do
 -        check_program "$(cat $prog_filename)"
 +        check_program "$(cat "$prog_filename")"
      done
      echo -e "\e[1;3mDone checking your \e[1;36m\$HOME.\e[1;0m"
      echo -e ""