53783: use case-insensitive search for more variants of language files

Author: Jim

ChangeLog

@@ -1,3 +1,9 @@
+2025-10-31  Bart Schaefer  <[email protected]>
+
+	* Jim Murphy: 53783: Functions/Prompts/prompt_adam2_setup,
+	Functions/Prompts/prompt_special_chars: use case-insensitive
+	search for more variants of language files
+
 2025-10-31  Oliver Kiddle  <[email protected]>
 
 	* LangLangbart: github #149: Completion/Darwin/Command/_say:

Functions/Prompts/prompt_adam1_setup

@@ -41,7 +41,7 @@ prompt_adam1_precmd () {
   local prompt_length space_left
 
   base_prompt_expanded_no_color=$(print -P "$base_prompt_no_color")
-  base_prompt_etc=$(print -P "$base_prompt%($((${prompt_path_ellipsize_num} + 1))~|...|)%${prompt_path_ellipsize_num}~")
+  base_prompt_etc=$(print -P "$base_prompt_no_color%($((${prompt_path_ellipsize_num} + 1))~|...|)%${prompt_path_ellipsize_num}~")
   prompt_length=${#base_prompt_etc}
   if [[ $prompt_length -lt $prompt_wrap_length ]]; then
     path_prompt="%B%F{$prompt_adam1_color2}%($((${prompt_path_ellipsize_num} + 1))~|...|)%${prompt_path_ellipsize_num}~%F{white}"

Functions/Prompts/prompt_adam2_setup

@@ -25,7 +25,7 @@ prompt_adam2_setup () {
 
   if [[ $1 == '8bit' ]]; then
     shift
-    if [[ ${LC_ALL:-${LC_CTYPE:-$LANG}} = *UTF-8* ]]; then
+    if [[ ${${LC_ALL:-${LC_CTYPE:-$LANG}}:u} = *(UTF-8|UTF8)* ]]; then
       prompt_gfx_tlc=$'\xe2\x94\x8c'
       prompt_gfx_mlc=$'\xe2\x94\x9c'
       prompt_gfx_blc=$'\xe2\x94\x94'

Functions/Prompts/prompt_special_chars

@@ -8,7 +8,7 @@
 
 typeset -gA schars
 
-if [[ ${LC_ALL:-${LC_CTYPE:-$LANG}} = *(UTF-8|utf8)* ]]; then
+if [[ ${${LC_ALL:-${LC_CTYPE:-$LANG}}:u} = *(UTF-8|UTF8)* ]]; then
   schars[300]=$'\xe2\x94\x94'
   schars[304]=$'\xe2\x94\x8c'
   schars[332]=$'\xe2\x94\x8c'