1 files changed, 14 insertions, 14 deletions

diff --git a/makecolumns.sh b/makecolumns.sh
index c38a791..4920550 100755
--- a/makecolumns.sh
+++ b/makecolumns.sh
@@ -77,12 +77,12 @@ do_processfile_version_3() {
 }
 
 size() {
-    stat -f %z `printf %0${filename_len}d $1`
+    stat -f %z `printf %0${filename_len}d "$1"`
 }
 
 get_dword() {
     # $1 file
-    hexdump -n 4 -v -e '" " 1/4 "%u"' `printf %0${filename_len}d ${1}`
+    hexdump -n 4 -v -e '" " 1/4 "%u"' `printf %0${filename_len}d "${1}"`
 }
 
 handle_format_version_1() {
@@ -165,7 +165,7 @@ handle_format_version_2() {
 handle_format_version_3() {
     echo "Working on $1. Detected pre-2004 Telefonbuch version."
     # Extract teiln.dat
-    do_decompress_version_3 $1/[Dd][Aa][Tt]/[Tt][Ee][Ii][Ll][Nn].[Dd][Aa][Tt] "teiln.dat"
+    do_decompress_version_3 "$1/[Dd][Aa][Tt]/[Tt][Ee][Ii][Ll][Nn].[Dd][Aa][Tt]" "teiln.dat"
 
     # See how long each filename is
     export filename_len=$(( `ls | head -n 1 | wc -c` - 1 ))
@@ -251,7 +251,7 @@ handle_format_version_3() {
 
     # If street names come in an extra file, extract
     # street names first
-    streets=$1/[Dd][Aa][Tt]/[Ss][Tt][Rr][Aa][Ss][Ss][Ee][Nn].[Dd][Aa][Tt]
+    streets="$1/[Dd][Aa][Tt]/[Ss][Tt][Rr][Aa][Ss][Ss][Ee][Nn].[Dd][Aa][Tt]"
     [ -f ${streets} ] && do_processfile_version_3 ${streets} "street name" 99_Strassenname convert_zeros
 
     # extract street names if 07_unknown contains street indexes
@@ -272,7 +272,7 @@ handle_format_version_3() {
         tidy_streetnames 07_Strasse
     fi
 
-    karto=$1/[Dd][Aa][Tt]/[Kk][Aa][Rr][Tt][Oo].[Dd][Aa][Tt]
+    karto="$1/[Dd][Aa][Tt]/[Kk][Aa][Rr][Tt][Oo].[Dd][Aa][Tt]"
     if [ -f ${karto} ]; then
       do_processfile_version_3 ${karto} "geo coordinates" 90_Geokoordinaten_hnr_raw
 
@@ -285,7 +285,7 @@ handle_format_version_3() {
 }
 
 handle_format_version_4() {
-    if [ -f $1/branchcodes.tl ]; then
+    if [ -f "$1/branchcodes.tl" ]; then
       is_yp=true
       echo "Working on $1. Detected post-2003 Yellow Pages version."
     else
@@ -294,14 +294,14 @@ handle_format_version_4() {
     fi
 
     printf "Extracting street names ... "
-    extract_version_4 $1/streets.tl
+    extract_version_4 "$1/streets.tl"
 
     cat file_* | tr '\n\0' '\t\n' > 99_Strassenname
     rm file_*
     printf "done.\n"
 
     printf "Extracting phonebook.db ... "
-    extract_version_4 $1/phonebook.db
+    extract_version_4 "$1/phonebook.db"
 
     rows=`find . -name file_\* | wc -l`
     printf "done.\n"
@@ -353,17 +353,17 @@ handle_format_version_4() {
     tr '\t' ' ' < 04_05_Namenszusatz_Addresszusatz | sed -E s/' +'/' '/g > 04_Zusaetze
     printf "done.\n"
 
-    if [ -f $1/zip-streets-hn-geo.tl ]; then
+    if [ -f "$1/zip-streets-hn-geo.tl" ]; then
       printf "Extracting geo coordinates (precision: house number) ... "
-      extract_version_4 $1/zip-streets-hn-geo.tl
+      extract_version_4 "$1/zip-streets-hn-geo.tl"
       cat file_* > 90_Geokoordinaten_hnr
       printf "done.\n"
       printf "Looking up geo coordinates for each phonebook entry ... "
       paste 10_Postleitzahl 07_Strasse 08_Hausnummer | map_coords 90_Geokoordinaten_hnr | convert_coords > 16_Koordinaten
       printf "done.\n"
-    elif [ -f $1/zip-streets-geo.tl ]; then
+    elif [ -f "$1/zip-streets-geo.tl" ]; then
       printf "Extracting geo coordinates (precision: street) ... "
-      extract_version_4 $1/zip-streets-geo.tl
+      extract_version_4 "$1/zip-streets-geo.tl"
       cat file_* > 91_Geokoordinaten_str
       printf "done.\n"
       printf "Looking up geo coordinates for each phonebook entry ... "
@@ -374,7 +374,7 @@ handle_format_version_4() {
 
     if [ "${is_yp}" ]; then
       printf "Extracting branch names ... "
-      extract_version_4 $1/branchcodes.tl
+      extract_version_4 "$1/branchcodes.tl"
       cat file_* | tr '\n\0' '\t\n' > 97_Branchenname
       rm file_*
       printf "done.\n"
@@ -394,7 +394,7 @@ handle_format_version_4() {
 }
 
 tidy_streetnames () {
-  streets=$1
+  streets="$1"
 
   # Replace any dots at end of line by a single one
   # finish any str abbreviation without a period with a period