subcommand: Make help text variables private.

It is unnecessary to export these as they are never needed in the
environment of subsequently executed commands. In fact, these variables
should be considered private to gsu. The name should thus start with
an underscore.

diff --git a/subcommand b/subcommand
index fe6ec57d66ae852562c23a20f0bca9b4a2464a75..71f06141abbdd7f0f0b81068abb2037190abec99 100644 (file)
--- a/subcommand
+++ b/subcommand
@@ -209,7 +209,7 @@ gsu_complete_options()
 
 com_prefs_options='e'
 
-export gsu_prefs_txt="
+_gsu_prefs_txt="
 Print the current preferences.
 
 Usage: prefs [-e]
@@ -272,12 +272,11 @@ complete_prefs()
        gsu_complete_options "$com_prefs_options" "$@"
 }
 
-export gsu_man_txt="
+_gsu_man_txt="
 Print the manual.
 
 Usage: man"
 
-
 com_man()
 {
        local equal_signs="=================================================="
@@ -314,7 +313,7 @@ com_man()
        ret=$GSU_SUCCESS
 }
 
-export gsu_help_txt="
+_gsu_help_txt="
 Print online help.
 
 Usage: help [command]
@@ -322,7 +321,7 @@ Usage: help [command]
 Without arguments, print the list of available commands. Otherwise,
 print the help text for the given command."
 
-export gsu_complete_txt="
+_gsu_complete_txt="
 Command line completion.
 
 Usage: complete [<cword> <word>...]
@@ -347,10 +346,10 @@ com_help()
                gsu_short_msg "### $gsu_name -- $gsu_banner_txt ###"
                _gsu_usage 2>&1
                {
-                       printf "com_help()\n$gsu_help_txt" | head -n 4; echo "--"
-                       printf "com_man()\n$gsu_man_txt" | head -n 4; echo "--"
-                       printf "com_prefs()\n$gsu_prefs_txt" | head -n 4; echo "--"
-                       printf "com_complete()\n$gsu_complete_txt" | head -n 4; echo "--"
+                       printf "com_help()\n$_gsu_help_txt" | head -n 4; echo "--"
+                       printf "com_man()\n$_gsu_man_txt" | head -n 4; echo "--"
+                       printf "com_prefs()\n$_gsu_prefs_txt" | head -n 4; echo "--"
+                       printf "com_complete()\n$_gsu_complete_txt" | head -n 4; echo "--"
                        grep -EA 2 "$ere" $0
                } | grep -v -- '--' \
                        | sed -En "/$ere/"'!d
@@ -379,22 +378,22 @@ com_help()
                return
        fi
        if test "$1" = "help"; then
-               echo "$gsu_help_txt"
+               echo "$_gsu_help_txt"
                ret=$GSU_SUCCESS
                return
        fi
        if test "$1" = "man"; then
-               echo "$gsu_man_txt"
+               echo "$_gsu_man_txt"
                ret=$GSU_SUCCESS
                return
        fi
        if test "$1" = "prefs"; then
-               echo "$gsu_prefs_txt"
+               echo "$_gsu_prefs_txt"
                ret=$GSU_SUCCESS
                return
        fi
        if test "$1" = "complete"; then
-               echo "$gsu_complete_txt"
+               echo "$_gsu_complete_txt"
                ret=$GSU_SUCCESS
                return
        fi