refactor(mcrypt,postcat,svcadm,tar,wodim): switch to boolean variables

completions/mcrypt

@@ -49,15 +49,15 @@ _mcrypt()
     elif [[ ${words[0]} == mdecrypt ]]; then
         _filedir nc
     else
-        local i decrypt=0
+        local i decrypt=false
         for ((i = 1; i < ${#words[@]} - 1; i++)); do
             if [[ ${words[i]} == -@(d|-decrypt) ]]; then
                 _filedir nc
-                decrypt=1
+                decrypt=true
                 break
             fi
         done
-        if ((decrypt == 0)); then
+        if ! "$decrypt"; then
             _filedir
         fi
     fi

completions/postcat

@@ -17,11 +17,11 @@ _postcat()
         return
     fi
 
-    local idx qfile=0
+    local idx qfile=false
     for idx in "${words[@]}"; do
-        [[ $idx == -q ]] && qfile=1 && break
+        [[ $idx == -q ]] && qfile=true && break
     done
-    if ((qfile == 1)); then
+    if "$qfile"; then
         local len=${#cur} pval
         for pval in $(mailq 2>/dev/null |
             command sed -e '1d; $d; /^[^0-9A-Z]/d; /^$/d; s/[* !].*$//'); do

completions/svcadm

@@ -24,12 +24,12 @@ _smf_complete_fmri()
 {
     local cur="$1" prefix="$2"
     local cur_prefix fmri fmri_list=""
-    local exact_mode="" pattern
+    local exact_mode=false pattern
 
     if [[ $cur == $prefix* ]]; then
         [[ $cur == "$prefix" ]] && cur+="/"
         pattern="$cur*"
-        exact_mode=1
+        exact_mode=true
     else
         pattern="$prefix*/$cur*"
     fi
@@ -38,7 +38,7 @@ _smf_complete_fmri()
 
     for fmri in $(svcs -H -o FMRI "$pattern" 2>/dev/null); do
         local fmri_part_list fmri_part
-        if [[ ! $exact_mode ]]; then
+        if ! "$exact_mode"; then
             fmri=${fmri#"$prefix/"}
 
             # we generate all possibles abbreviations for the FMRI

completions/tar

@@ -171,16 +171,16 @@ __tar_parse_old_opt()
 
     # current word is the first word
     [[ $cword -eq 1 && $cur && ${cur:0:1} != '-' ]] &&
-        old_opt_progress=1
+        old_opt_progress=true
 
     # check that first argument does not begin with "-"
     first_word=${words[1]}
     [[ $first_word && ${first_word:0:1} != "-" ]] &&
-        old_opt_used=1
+        old_opt_used=true
 
     # parse the old option (if present) contents to allow later code expect
     # corresponding arguments
-    if ((old_opt_used == 1)); then
+    if "$old_opt_used"; then
         char=${first_word:0:1}
         while [[ $char ]]; do
             if __tar_is_argreq "$char"; then
@@ -195,13 +195,12 @@ __tar_parse_old_opt()
 # Make the analysis of whole command line.
 __tar_preparse_cmdline()
 {
-    local first_arg i modes="ctxurdA"
+    local first_arg=true i modes="ctxurdA"
 
     shift # progname
 
     __tar_parse_old_opt
 
-    first_arg=1
     for i in "$@"; do
         case "$i" in
             --delete | --test-label)
@@ -220,14 +219,14 @@ __tar_preparse_cmdline()
                 ;;
             *[$modes]*)
                 # Only the first arg may be "MODE" without leading dash
-                if ((first_arg == 1)); then
+                if "$first_arg"; then
                     tar_mode=${i//[^$modes]/}
                     tar_mode=${tar_mode:0:1}
                     tar_mode_arg=$i
                 fi
                 ;;
         esac
-        first_arg=0
+        first_arg=false
     done
 }
 
@@ -306,7 +305,7 @@ __tar_complete_mode()
 
     # The last short option requires argument, like '-cf<TAB>'.  Cut the
     # completion here to enforce argument processing.
-    if ((old_opt_progress == 0)) &&
+    if ! "$old_opt_progress" &&
         __tar_is_argreq "$(__tar_last_char "$cur")"; then
         COMPREPLY=("$cur") && return 0
     fi
@@ -383,7 +382,7 @@ __tar_adjust_PREV_from_old_option()
     # deal with old style arguments here
     # $ tar cfTC # expects this sequence of arguments:
     # $ tar cfTC ARCHIVE_FILE PATTERNS_FILE CHANGE_DIR
-    if ((old_opt_used == 1 && cword > 1 && cword < ${#old_opt_parsed[@]} + 2)); then
+    if "$old_opt_used" && ((cword > 1 && cword < ${#old_opt_parsed[@]} + 2)); then
         # make e.g. 'C' option from 'cffCT'
         prev="-${old_opt_parsed[cword - 2]}"
     fi
@@ -488,8 +487,8 @@ _gtar()
     local long_opts short_opts basic_tar=false \
         long_arg_none="" long_arg_opt="" long_arg_req="" \
         short_arg_none="" short_arg_opt="" short_arg_req="" \
-        tar_mode tar_mode_arg old_opt_progress=0 \
-        old_opt_used=0 old_opt_parsed=()
+        tar_mode tar_mode_arg old_opt_progress=false \
+        old_opt_used=false old_opt_parsed=()
 
     # Main mode, e.g. -x or -c (extract/creation)
     local tar_mode=none
@@ -678,8 +677,8 @@ _posix_tar()
     local long_opts short_opts basic_tar=true \
         long_arg_none="" long_arg_opt long_arg_req="" \
         short_arg_none short_arg_opt short_arg_req \
-        tar_mode tar_mode_arg old_opt_progress=0 \
-        old_opt_used=1 old_opt_parsed=()
+        tar_mode tar_mode_arg old_opt_progress=false \
+        old_opt_used=true old_opt_parsed=()
 
     # Main mode, e.g. -x or -c (extract/creation)
     local tar_mode=none

completions/wodim

@@ -66,15 +66,15 @@ _cdrecord()
         -isosize -pad -nopad -shorttrack -noshorttrack -preemp -nopreemp
         -copy -nocopy -scms "isrc=" "index=" "padsize=" "pregap=" "tsize=")
     # look if previous was either a file or a track option
-    track_mode=0
+    track_mode=false
     if ((cword > 1)); then
         if [[ -f $prev ]]; then
-            track_mode=1
+            track_mode=true
         else
             local opt
             for opt in "${track_options[@]}"; do
                 if [[ $opt == "$prev" ]]; then
-                    track_mode=1
+                    track_mode=true
                     break
                 fi
             done
@@ -86,7 +86,7 @@ _cdrecord()
     # track options are always available
     COMPREPLY+=($(compgen -W '"${track_options[@]}"' -- "$cur"))
     # general options are no more available after file or track option
-    if ((track_mode == 0)); then
+    if ! "$track_mode"; then
         COMPREPLY+=($(compgen -W '"${generic_options[@]}"' -- "$cur"))
     fi
     [[ ${COMPREPLY-} == *= ]] && compopt -o nospace