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avoid eval leaks

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SVN-Revision: 5617
This commit is contained in:
Mike Baker 2006-11-22 21:39:44 +00:00
parent f33d7f1127
commit 5c3bf17fff
1 changed files with 9 additions and 9 deletions
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18
package/base-files/default/etc/functions.sh
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@ -5,7 +5,7 @@
alias debug=${DEBUG:-:}
# newline
N="
readonly N="
"
_C=0
@ -19,7 +19,7 @@ append() {
local value="$2"
local sep="${3:- }"
eval "$var=\"\${$var:+\${$var}\${value:+\$sep}}\$value\""
eval "export -n -- \"$var=\${$var:+\${$var}\${value:+\$sep}}\$value\""
}
reset_cb() {
@ -36,14 +36,14 @@ config () {
name="${name:-cfg${_C}}"
config_cb "$cfgtype" "$name"
CONFIG_SECTION="$name"
eval CONFIG_${CONFIG_SECTION}_TYPE="\$cfgtype"
export -n "CONFIG_${CONFIG_SECTION}_TYPE=$cfgtype"
}
option () {
local varname="$1"; shift
local value="$*"
eval CONFIG_${CONFIG_SECTION}_${varname}="\$value"
export -n "CONFIG_${CONFIG_SECTION}_${varname}=$value"
option_cb "$varname" "$*"
}
@ -57,7 +57,7 @@ config_rename() {
for oldvar in `set | grep ^CONFIG_${OLD}_ | \
sed -e 's/\(.*\)=.*$/\1/'` ; do
newvar="CONFIG_${NEW}_${oldvar##CONFIG_${OLD}_}"
eval "$newvar=\${$oldvar}"
export -n "$newvar=\${$oldvar}"
unset "$oldvar"
done
@ -93,7 +93,7 @@ config_load() {
config_get() {
case "$3" in
"") eval "echo \"\${CONFIG_${1}_${2}}\"";;
*) eval "$1=\"\${CONFIG_${2}_${3}}\"";;
*) eval "export -n -- \"$1=\${CONFIG_${2}_${3}}\"";;
esac
}
@ -101,7 +101,7 @@ config_set() {
local section="$1"
local option="$2"
local value="$3"
eval CONFIG_${section}_${option}="\$value"
export -n "CONFIG_${section}_${option}=$value"
}
load_modules() {
@ -137,12 +137,12 @@ strtok() { # <string> { <variable> [<separator>] ... }
val="${val#$tmp$2}"
eval $1="\$tmp"; count=$((count+1))
export -n "$1=$tmp"; count=$((count+1))
shift 2
done
if [ $# -gt 0 -a "$val" ]; then
eval $1="\$val"; count=$((count+1))
export -n "$1=$val"; count=$((count+1))
fi
return $count