Make -S --style option work...

And bump copyright

command/set_sub/style.sh

@@ -26,12 +26,6 @@ if [[ $0 == ${BASH_SOURCE[0]} ]] ; then
     for file in help alias ; do source "$top_dir/lib/${file}.sh"; done
 fi
 
-typeset -x _Dbg_pygments_styles=''
-
-if (( _Dbg_working_term_highlight )) ; then
-   _Dbg_pygments_styles=$("${_Dbg_libdir}/lib/term-highlight.py" -L)
-fi
-
 _Dbg_complete_style() {
     COMPREPLY=( $_Dbg_pygments_styles off )
 }

init/opts.sh

@@ -1,7 +1,7 @@
 # -*- shell-script -*-
 # debugger command options processing. The bane of programming.
 #
-#   Copyright (C) 2008-2012, 2014-2019, 2021, 2023
+#   Copyright (C) 2008-2012, 2014-2019, 2021, 2023-2024
 #   Rocky Bernstein <[email protected]>
 #
 #   This program is free software; you can redistribute it and/or
@@ -95,9 +95,11 @@ if ( pygmentize --version || pygmentize -V ) 2>/dev/null 1>/dev/null ; then
 fi
 
 typeset -ix _Dbg_working_term_highlight
+typeset -x _Dbg_pygments_styles=''
 
 if "${_Dbg_libdir}/lib/term-highlight.py" -V 2>/dev/null  1>/dev/null ; then
     _Dbg_working_term_highlight=1
+    _Dbg_pygments_styles=$("${_Dbg_libdir}/lib/term-highlight.py" -L)
 else
     _Dbg_working_term_highlight=0
 fi
@@ -133,7 +135,7 @@ _Dbg_parse_options() {
     typeset -i _Dbg_highlight_enabled=1
     typeset OPTLARG OPTLERR OPTLPENDING opt
 
-    while getopts_long A:Bc:x:hL:nqTt:Yy:VX opt \
+    while getopts_long A:Bc:x:hL:nqS:T:t:Yy:VX opt \
         annotate     required_argument       \
         basename     no_argument             \
         command      required_argument       \
@@ -147,6 +149,7 @@ _Dbg_parse_options() {
         no-init      no_argument             \
         nx           no_argument             \
         quiet        no_argument             \
+        style        required_argument       \
         tempdir      required_argument       \
         tty          required_argument       \
         terminal     required_argument       \
@@ -178,7 +181,7 @@ _Dbg_parse_options() {
 		esac
 
 		if (( ! _Dbg_have_working_pygmentize )) ; then
-                    printf "Can't run pygmentize. --highlight forced off" >&2
+                    printf "Can't run pygmentize. --highlight forced off." >&2
 		    _Dbg_highlight_enabled=0
 		    _Dbg_set_highlight=''
                 fi
@@ -187,9 +190,7 @@ _Dbg_parse_options() {
                 _Dbg_highlight_enabled=0
                 _Dbg_set_highlight=''   ;;
             init-file )
-                set -x
                 _Dbg_o_init_files+="$OPTLARG"
-                set +x
                 ;;
             L | library )               ;;
             V | version )
@@ -198,6 +199,15 @@ _Dbg_parse_options() {
                 _Dbg_o_nx=1             ;;
             q | quiet )
                 _Dbg_o_quiet=1          ;;
+            S | style )
+		if (( ! _Dbg_have_working_pygmentize )) ; then
+                    printf "Can't run pygmentize. --style option ignored." >&2
+		elif [[ "${_Dbg_pygments_styles#*$OPTLARG}" != "$_Dbg_pygments_styles" ]] ; then
+		    _Dbg_set_style="$OPTLARG"
+		else
+		    printf "Can't find style ${OPTLARG}; --style option ignored." >&1
+		fi
+                ;;
             tempdir)
                 _Dbg_tmpdir=$OPTLARG    ;;
             terminal | tty )
@@ -231,7 +241,7 @@ _Dbg_parse_options() {
         [[ -n $_Dbg_release ]] ; then
         echo "$_Dbg_shell_name debugger, $_Dbg_debugger_name, release $_Dbg_release"
         printf '
-Copyright 2002-2004, 2006-2012, 2014, 2016-2019, 2021, 2023 Rocky Bernstein
+Copyright 2002-2004, 2006-2012, 2014, 2016-2019, 2021, 2023-2024 Rocky Bernstein
 This is free software, covered by the GNU General Public License, and you are
 welcome to change it and/or distribute copies of it under certain conditions.