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Add support for running without a controlling terminal (for example, when

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running as an rvalue to a pipe).
This commit is contained in:
Devin Teske 2012-12-29 00:01:24 +00:00
parent 9c83db2d4c
commit 30a8a39e07
1 changed files with 21 additions and 8 deletions
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29
usr.sbin/bsdconfig/share/dialog.subr
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@ -77,6 +77,11 @@ unset XDIALOG_INFOBOX_TIMEOUT
#
: ${DIALOG_SELF_INITIALIZE=1}
#
# Default terminal size (used if/when running without a controlling terminal)
#
: ${DEFAULT_TERMINAL_SIZE:=24 80}
############################################################ GENERIC FUNCTIONS
# f_dialog_title [$new_title]
@ -193,7 +198,8 @@ f_dialog_infobox_size()
max_size="$XDIALOG_MAXSIZE" # see CONFIGURATION
else
min_width=24
max_size=$( stty size ) # usually "24 80"
max_size=$( stty size 2> /dev/null ) # usually "24 80"
: ${max_size:=$DEFAULT_TERMINAL_SIZE}
fi
local max_height="${max_size%%[$IFS]*}"
@ -325,7 +331,8 @@ f_dialog_buttonbox_size()
if [ "$USE_XDIALOG" ]; then
max_size="$XDIALOG_MAXSIZE" # see CONFIGURATION
else
max_size=$( stty size ) # usually "24 80"
max_size=$( stty size 2> /dev/null ) # usually "24 80"
: ${max_size:=$DEFAULT_TERMINAL_SIZE}
fi
local max_height="${max_size%%[$IFS]*}"
[ $height -le $max_height ] || height=$max_height
@ -363,7 +370,8 @@ f_dialog_inputbox_size()
max_size="$XDIALOG_MAXSIZE" # see CONFIGURATION
else
min_width=24
max_size=$( stty size ) # usually "24 80"
max_size=$( stty size 2> /dev/null ) # usually "24 80"
: ${max_size:=$DEFAULT_TERMINAL_SIZE}
fi
local max_height="${max_size%%[$IFS]*}"
local max_width="${max_size##*[$IFS]}"
@ -521,7 +529,8 @@ f_dialog_menu_size()
else
min_width=24
min_rows=0
max_size=$( stty size ) # usually "24 80"
max_size=$( stty size 2> /dev/null ) # usually "24 80"
: ${max_size:=$DEFAULT_TERMINAL_SIZE}
fi
local max_width="${max_size##*[$IFS]}"
@ -603,7 +612,8 @@ f_dialog_menu_with_help_size()
else
min_width=24
min_rows=0
max_size=$( stty size ) # usually "24 80"
max_size=$( stty size 2> /dev/null ) # usually "24 80"
: ${max_size:=$DEFAULT_TERMINAL_SIZE}
fi
local max_width="${max_size##*[$IFS]}"
@ -702,7 +712,8 @@ f_dialog_radiolist_size()
else
min_width=24
min_rows=0
max_size=$( stty size ) # usually "24 80"
max_size=$( stty size 2> /dev/null ) # usually "24 80"
: ${max_size:=$DEFAULT_TERMINAL_SIZE}
fi
local max_width="${max_size##*[$IFS]}"
@ -788,7 +799,8 @@ f_dialog_calendar_size()
else
min_height=0
min_width=40
max_size=$( stty size ) # usually "24 80"
max_size=$( stty size 2> /dev/null ) # usually "24 80"
: ${max_size:=$DEFAULT_TERMINAL_SIZE}
fi
local max_height="${max_size%%[$IFS]*}"
local max_width="${max_size##*[$IFS]}"
@ -866,7 +878,8 @@ f_dialog_timebox_size()
else
min_height=0
min_width=20
max_size=$( stty size ) # usually "24 80"
max_size=$( stty size 2> /dev/null ) # usually "24 80"
: ${max_size:=$DEFAULT_TERMINAL_SIZE}
fi
local max_height="${max_size%%[$IFS]*}"
local max_width="${max_size##*[$IFS]}"