From eb683dcb0c0163b7d420b4f4e2f0b3587fd8f532 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Mon, 08 Oct 2012 18:35:21 -0400
Subject: Standardize use of quotes in configure.

---
diff --git a/configure b/configure
index 4db98ee..5d8a344 100644
--- a/configure
+++ b/configure
@@ -33,8 +33,8 @@ localedir='$(datadir)/locale'
 libopkbuild='$(libdir)/libopkbuild.1'
 metadata='proteanos'
 
-quiet=false
-missing_deps=false
+quiet='false'
+missing_deps='false'
 dep_cmds='
 sh
 opkg
@@ -65,7 +65,7 @@ main()
 	parse_options "${@}"
 
 	for dep in ${dep_cmds}; do
-		dep_val=$(eval echo \$\{"${dep}"\})
+		dep_val="$(eval echo \$\{"${dep}"\})"
 		if [ -z "${dep_val}" ]; then
 			find_dep_cmd "${dep}"
 		fi
@@ -141,7 +141,7 @@ parse_options()
 		# Handle arguments of "--opt arg" options.
 		if [ -n "${_prev}" ]; then
 			eval "${_prev}"=\"\$\{_opt\}\"
-			_prev=
+			_prev=''
 			continue
 		fi
 
@@ -150,10 +150,10 @@ parse_options()
 			*=*)
 				_optarg="${_opt#*=}"
 				_opt="${_opt%=*}"
-				_optarg_set=true
+				_optarg_set='true'
 				;;
 			*)
-				_optarg_set=false
+				_optarg_set='false'
 				;;
 		esac
 
@@ -171,7 +171,7 @@ parse_options()
 				exit 0
 				;;
 			-q|--quiet)
-				quiet=true
+				quiet='true'
 				continue
 				;;
 		esac
@@ -181,12 +181,12 @@ parse_options()
 			--with-*)
 				_opt="${_opt#--with-}"
 				_opts="${features}"
-				_type=package
+				_type='package'
 				;;
 			--*)
 				_opt="${_opt#--}"
 				_opts="${long_opts_with_args}"
-				_type=option
+				_type='option'
 				;;
 			*)
 				printf 'unrecognized option: %s\n' "${_opt}" >&2
@@ -232,14 +232,14 @@ find_dep_cmd()
 
 	IFS="${_old_ifs}"
 	${quiet} || printf 'not found\n'
-	missing_deps=true
+	missing_deps='true'
 	return 1
 }
 
 write_makefiles()
 {
 	# Make a script to edit input makefiles.
-	_sed_script=
+	_sed_script=''
 	for _var in ${subst_vars}; do
 		_sed_script="${_sed_script}s&@${_var}@&$(eval echo \$\{"${_var}"\})&g;"
 	done
--
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