Fix quoting

src/_adr_add_link

@@ -1,15 +1,15 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname $0)"/adr-config)"
 
-source=$("$adr_bin_dir/_adr_file" "${1:?SOURCE}")
+source=$("$adr_bin_dir"/_adr_file "${1:?SOURCE}")
 link_type="${2:?LINK TYPE}"
 target=$("$adr_bin_dir/_adr_file" "${3:?TARGET}")
 
 target_title="$("$adr_bin_dir/_adr_title" "$target")"
 
 awk -v link_type="$link_type" -v target="$(basename $target)" -v target_title="$target_title" '
-	BEGIN { 
+	BEGIN {
 		in_status_section=0
 	}
 	/^##/ {
@@ -19,8 +19,8 @@ awk -v link_type="$link_type" -v target="$(basename $target)" -v target_title="$
 		}
 		in_status_section=0
 	}
-	/^## Status$/ { 
-		in_status_section=1 
+	/^## Status$/ {
+		in_status_section=1
 	}
 	{ print }
 ' "$source" > "$source.tmp"

src/_adr_autocomplete

@@ -1,8 +1,8 @@
 #!/bin/bash
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname "$0")"/adr-config)"
 
 cmds=("$@")
-available_commands=$( $adr_bin_dir/_adr_commands | sort )
+available_commands=$( "$adr_bin_dir"/_adr_commands | sort )
 
 if (( ${#@} <= 2))
 then

src/_adr_commands

@@ -1,6 +1,6 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname $0)"/adr-config)"
 
 for f in $(cd "$adr_bin_dir" && find . -name 'adr-*')
 do

src/_adr_dir

@@ -1,6 +1,6 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname $0)"/adr-config)"
 
 reldir=.
 
@@ -10,16 +10,16 @@ function mkrel() {
 }
 
 function absdir() {
-	(cd $(dirname $1) && pwd -P)
+	(cd "$(dirname $1)" && pwd -P)
 }
 
-while [ $(absdir $reldir) != / ]
+while [ "$(absdir $reldir)" != / ]
 do
-	if [ -f $(mkrel .adr-dir) ]
+	if [ -f "$(mkrel .adr-dir)" ]
 	then
-	    mkrel $(cat $(mkrel .adr-dir))
+	    mkrel "$(cat "$(mkrel .adr-dir)")"
 		exit
-	elif [ -d $(mkrel doc/adr) ] 
+	elif [ -d "$(mkrel doc/adr)" ]
 	then
 		mkrel doc/adr
 		exit

src/_adr_file

@@ -1,5 +1,5 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname $0)"/adr-config)"
 
 "$adr_bin_dir/adr-list" | grep "$1" | head -1

src/_adr_generate_graph

@@ -1,25 +1,25 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname "$0")"/adr-config)"
 
 ## usage: adr generate graph [-p LINK_PREFIX] [-e LINK-EXTENSION]
 ##
 ## Generates a visualisation of the links between decision records in
-## Graphviz format.  This can be piped into the graphviz tools to 
+## Graphviz format.  This can be piped into the graphviz tools to
 ## generate a an image file.
-## 
+##
 ## Each node in the graph represents a decision record and is linked to
-## the decision record document.  
+## the decision record document.
 ##
 ## Options:
 ##
-## -e LINK-EXTENSION 
-##         the file extension of the documents to which generated links refer. 
+## -e LINK-EXTENSION
+##         the file extension of the documents to which generated links refer.
 ##         Defaults to `.html`.
-## 
-## -p LINK_PREFIX 
+##
+## -p LINK_PREFIX
 ##         prefix each decision file link with LINK_PREFIX.
-## 
+##
 ## E.g. to generate a graph visualisation of decision records in SVG format:
 ##
 ##     adr generate graph | dot -Tsvg > graph.svg
@@ -35,7 +35,7 @@ link_extension=.html
 while getopts e:p: arg
 do
     case "$arg" in
-        e) 
+        e)
 			link_extension="$OPTARG"
           	;;
 		p)
@@ -61,12 +61,12 @@ echo "  subgraph {"
 for f in $("$adr_bin_dir/adr-list")
 do
 	n=$(index "$f")
-	title=$("$adr_bin_dir/_adr_title" $f)
-	
-	echo "    _$n [label=\"$title\"; URL=\"${link_prefix}$(basename $f .md)${link_extension}\"];"
-	if [ $n -gt 1 ]
+	title=$("$adr_bin_dir/_adr_title" "$f")
+
+	echo "    _$n [label=\"$title\"; URL=\"${link_prefix}$(basename "$f" .md)${link_extension}\"];"
+	if [ "$n" -gt 1 ]
 	then
-		echo "    _$(($n - 1)) -> _$n [style=\"dotted\", weight=1];"
+		echo "    _$(("$n" - 1)) -> _$n [style=\"dotted\", weight=1];"
 	fi
 done
 echo "  }"

src/_adr_generate_toc

@@ -1,6 +1,6 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname $0)"/adr-config)"
 
 ## usage: adr generate toc [-i INTRO] [-o OUTRO] [-p LINK_PREFIX]
 ##
@@ -10,12 +10,12 @@ eval "$($(dirname $0)/adr-config)"
 ##
 ## -i INTRO  precede the table of contents with the given INTRO text.
 ## -o OUTRO  follow the table of contents with the given OUTRO text.
-## -p LINK_PREFIX   
+## -p LINK_PREFIX
 ##           prefix each decision file link with LINK_PREFIX.
 ##
 ## Both INTRO and OUTRO must be in Markdown format.
 
-args=$(getopt i:o:p: $*)
+args=$(getopt i:o:p: "$@")
 set -- $args
 
 link_prefix=
@@ -48,7 +48,7 @@ cat <<EOF
 
 EOF
 
-if [ ! -z $intro ]
+if [ -n "$intro" ]
 then
     cat "$intro"
     echo

src/_adr_help

@@ -1,6 +1,6 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname "$0")"/adr-config)"
 
 cmds=("$@")
 
@@ -27,10 +27,10 @@ else
 	else
 		grep -E '^##' "$cmdexe" | cut -c 4-
 	fi
-	
+
 	# Assumes only two levels of command / subcommand.
 	subcmds=( $(compgen -G "$adr_bin_dir/_adr_$1_"'*') )
-	
+
 	if (( ${#subcmds} > 0 ))
 	then
 		echo

src/_adr_help_new

@@ -1,6 +1,6 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname "$0")"/adr-config)"
 
 cat <<ENDHELP
 usage: adr new [-s SUPERCEDED] [-l TARGET:LINK:REVERSE-LINK] TITLE_TEXT...
@@ -30,14 +30,14 @@ Options:
                 it has been superceded by the new ADR.
 
 -l TARGET:LINK:REVERSE-LINK
-                Links the new ADR to a previous ADR.  
-                TARGET is a reference (number or partial filename) of a 
-                previous decision. 
+                Links the new ADR to a previous ADR.
+                TARGET is a reference (number or partial filename) of a
+                previous decision.
                 LINK is the description of the link created in the new ADR.
                 REVERSE-LINK is the description of the link created in the
                 existing ADR that will refer to the new ADR.
 
-Multiple -s and -l options can be given, so that the new ADR can supercede 
+Multiple -s and -l options can be given, so that the new ADR can supercede
 or link to multiple existing ADRs.
 
 E.g. to create a new ADR with the title "Use MySQL Database":

src/_adr_links

@@ -1,5 +1,5 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname "$0")"/adr-config)"
 
 "$adr_bin_dir/_adr_status" "$1" | sed -n -E 's/^(.+) \[.*\]\(0*([1-9][0-9]*).*\)/\2=\1/p'

src/_adr_remove_status

@@ -1,27 +1,27 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname "$0")"/adr-config)"
 
 current_status=${1:?FROM}
 file=$("$adr_bin_dir/_adr_file" "${2:?FILE}")
 
 awk -v current_status="$current_status" '
-	BEGIN { 
-		in_status_section=0 
+	BEGIN {
+		in_status_section=0
 	}
-	/^##/ { 
-		in_status_section=0 
+	/^##/ {
+		in_status_section=0
 	}
-	/^## Status$/ { 
-		in_status_section=1 
+	/^## Status$/ {
+		in_status_section=1
 	}
 	in_status_section && /^\s*$/ {
 		if (!after_blank) print
 		after_blank=1
 		next
 	}
-	in_status_section && $0 == current_status { 
-		next 
+	in_status_section && $0 == current_status {
+		next
 	}
 	in_status_section && ! /^\s*$/ {
 		after_blank=0

src/_adr_status

@@ -1,9 +1,9 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname "$0")"/adr-config)"
 
 awk '
-/^## Status/,/^#/ && !/^## Status/ { 
+/^## Status/,/^#/ && !/^## Status/ {
 	if (!/^(#|\s*$)/) print
 }
 ' "$("$adr_bin_dir/_adr_file" "$1")"

src/_adr_title

@@ -1,5 +1,5 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname "$0")"/adr-config)"
 
-head -1 $("$adr_bin_dir/_adr_file" "$1") | cut -c 3-
+head -1 "$("$adr_bin_dir/_adr_file" "$1")" | cut -c 3-

src/adr

@@ -1,13 +1,13 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname "$0")"/adr-config)"
 
 cmd=$adr_bin_dir/adr-$1
 
-if [ -x $cmd ]
+if [ -x "$cmd" ]
 then
     $cmd "${@:2}"
 else
-    $adr_bin_dir/adr-help
+    "$adr_bin_dir"/adr-help
     exit 1
 fi

src/adr-config

@@ -1,7 +1,7 @@
 #!/bin/bash
 # Config for when running from the source directory.
 
-basedir=$(cd -L $(dirname $0) >/dev/null 2>&1 && pwd -L)
+basedir=$(cd -L "$(dirname "$0")" >/dev/null 2>&1 && pwd -L)
 
 echo 'adr_bin_dir="'"${basedir}"'"'
 echo 'adr_template_dir="'"${basedir}"'"'

src/adr-generate

@@ -1,11 +1,11 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname "$0")"/adr-config)"
 
 ## usage: adr generate [REPORT [OPTION ...]]
 ##
 ## Generates summary documentation about the architecture decision records
-## that is typically fed into the tool chain for publishing a project's 
+## that is typically fed into the tool chain for publishing a project's
 ## documentatation.
 ##
 ## To list the report types that can be generated, run:
@@ -16,7 +16,7 @@ eval "$($(dirname $0)/adr-config)"
 ##
 ##     adr help generate <report-type>
 ##
-## For example, the following command will run the "toc" (table of contents) 
+## For example, the following command will run the "toc" (table of contents)
 ## generator:
 ##
 ##     adr generate toc
@@ -27,7 +27,7 @@ eval "$($(dirname $0)/adr-config)"
 
 cmd=$1
 
-if [ -z $cmd ]
+if [ -z "$cmd" ]
 then
     (cd "$adr_bin_dir" && find . -name '_adr_generate_*') | cut -c 17-
 else

src/adr-help

@@ -1,10 +1,10 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname "$0")"/adr-config)"
 
 ## usage: adr help [COMMAND [SUBCOMMAND...]]
 ##
-## If COMMAND and any SUBCOMMANDs are given, displays help for that command. 
+## If COMMAND and any SUBCOMMANDs are given, displays help for that command.
 ## Otherwise lists the available commands.
 ##
 ## Uses the environment variables ADR_PAGER or PAGER (in that order) to

src/adr-init

@@ -1,18 +1,18 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname "$0")"/adr-config)"
 
 ## usage: adr init [DIRECTORY]
-## 
+##
 ## Initialises the directory of architecture decision records:
-## 
+##
 ##  * creates a subdirectory of the current working directory
 ##  * creates the first ADR in that subdirectory, recording the decision to
 ##    record architectural decisions with ADRs.
 ##
 ## If the DIRECTORY is not given, the ADRs are stored in the directory `doc/adr`.
 
-if [ ! -z $1 ]
+if [ -n "$1" ]
 then
     mkdir -p "$1"
     echo "$1" > .adr-dir

src/adr-link

@@ -1,6 +1,6 @@
 #!/bin/bash
 set -e
-eval "$($(dirname $0)/adr-config)"
+eval "$("$(dirname "$0")"/adr-config)"
 
 ## usage: adr link SOURCE LINK TARGET REVERSE-LINK
 ##