--- a/configure Mon Oct 01 15:27:43 2018 +0100
+++ b/configure Mon Oct 01 15:29:54 2018 +0100
@@ -92,7 +92,7 @@
# Helper functions
find_program() {
- prog=`command -v "$1" 2>/dev/null`
+ prog=$(command -v "$1" 2>/dev/null)
if [ -n "$prog" ]
then
dirname "$prog"
@@ -124,9 +124,9 @@
while [ -n "$1" ]
do
- value="`echo $1 | sed 's/[^=]*.\(.*\)/\1/'`"
- key="`echo $1 | sed 's/=.*//'`"
- if `echo "$value" | grep "~" >/dev/null 2>/dev/null`
+ value=$(echo "$1" | sed 's/[^=]*.\(.*\)/\1/')
+ key=$(echo "$1" | sed 's/=.*//')
+ if echo "$value" | grep "~" >/dev/null 2>/dev/null
then
echo
echo '*WARNING*: the "~" sign is not expanded in flags.'
@@ -338,7 +338,7 @@
fi
detect_lua_version() {
- detected_lua=`$1 -e 'print(_VERSION:match(" (5%.[123])$"))' 2> /dev/null`
+ detected_lua=$("$1" -e 'print(_VERSION:match(" (5%.[123])$"))' 2> /dev/null)
if [ "$detected_lua" != "nil" ]
then
if [ "$LUA_VERSION_SET" != "yes" ]
@@ -367,7 +367,7 @@
find_lua="$LUA_BINDIR"
fi
else
- find_lua=`find_program lua$suffix`
+ find_lua=$(find_program lua"$suffix")
fi
if [ -n "$find_lua" -a -x "$find_lua/lua$suffix" ]
then
@@ -380,7 +380,7 @@
fi
if [ "$LUA_DIR_SET" != "yes" ]
then
- LUA_DIR=`dirname "$find_lua"`
+ LUA_DIR=$(dirname "$find_lua")
fi
LUA_SUFFIX="$suffix"
return 0