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check for locale C

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Kay Marquardt (Gnadelwartz) 2020-12-07 15:50:56 +01:00
parent 62cab32da5
commit 10c104d471
1 changed files with 12 additions and 6 deletions
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18
bashbot.sh
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@ -11,7 +11,7 @@
# This file is public domain in the USA and all free countries.
# Elsewhere, consider it to be WTFPLv2. (wtfpl.net/txt/copying)
#
#### $$VERSION$$ v1.2-8-g04ec4ba
#### $$VERSION$$ v1.2-9-g62cab32
#
# Exit Codes:
# - 0 success (hopefully)
@ -29,7 +29,7 @@
# emmbeded system may claim bash but it is not
# check for bash like ARRAY handlung
if ! (unset a; set -A a a; eval "a=(a b)"; eval '[ -n "${a[1]}" ]'; ) > /dev/null 2>&1; then
echo "iError: Current shell does not support ARRAY's, may be busbox ash shell. pls install a real bash!";
echo "Error: Current shell does not support ARRAY's, may be busbox ash shell. pls install a real bash!";
exit 10
fi
@ -48,25 +48,26 @@ if [ "$(echo -e "\u1111")" == "\u1111" ]; then
echo -e "${ORANGE}Warning: Unicode '\uxxxx' seems not supported, install a more current bash.${NC}"
fi
# some important helper functions
# returns true if command exist
_exists() {
[ "$(LC_ALL=C type -t "${1}")" = "file" ]
[ "$({ LC_ALL=C type -t "${1}"; } 2>/dev/null)" = "file" ]
}
# execute function if exists
_exec_if_function() {
[ "$(LC_ALL=C type -t "${1}")" != "function" ] && return 1
[ "$({ LC_ALL=C type -t "${1}"; } 2>/dev/null)" != "function" ] && return 1
"$@"
}
# returns true if function exist
_is_function() {
[ "$(LC_ALL=C type -t "${1}")" = "function" ]
[ "$({ LC_ALL=C type -t "${1}"; } 2>/dev/null)" = "function" ]
}
# round $1 in international notation! , returns float with $2 decimal digits
# if $2 is not given or is not a positive number zero is assumed
_round_float() {
local digit="${2}"; [[ "${2}" =~ ^[0-9]+$ ]] || digit="0"
LC_ALL=C printf "%.${digit}f" "${1}"
{ LC_ALL=C printf "%.${digit}f" "${1}"; } 2>/dev/null
}
setConfigKey() {
[[ "$1" =~ ^[-a-zA-Z0-9,._]+$ ]] || return 3
@ -107,6 +108,11 @@ debug_checks(){
_exec_if_function my_debug_checks "${DATE}" "${WHERE}" "$*"
} >>"${DEBUGLOG}"
# some linux, e.g. manajro seems not to have C locale activated by default
if _exists locale && [ "$(locale -a | grep -c -e "^C$" -e "^C.utf8$")" -lt 2 ]; then
echo -e "${ORANGE}Warning: locale ${NC}${GREY}C${NC}${ORANGE} and/or ${NC}${GREY}C.utf8${NC}${ORANGE} seems missing, use \"${NC}${GREY}locale -a${NC}${ORANGE}\" to show what locales are installed on your system.${NC}"
fi
# get location and name of bashbot.sh
SCRIPT="$0"
REALME="${BASH_SOURCE[0]}"