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Revert "Fix patcher" #152

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Revert "Fix patcher" #152

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19 changes: 11 additions & 8 deletions patcher
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,10 @@ export LC_ALL=C
# This variable is used as a command. Set it to either true or false. It's case-sensitive.
debug=false

if ${debug}; then
set -x
fi

iOS12_usrlib=(
"libDHCPServer.dylib" "libMatch.dylib" "libSystem.B_asan.dylib"
"libSystem.dylib" "libSystem_asan.dylib" "libarchive.dylib"
Expand Down Expand Up @@ -52,8 +56,7 @@ sed_stdout() {
}

sed_file() {
sed -i "" "$1" "$2" 2&> /dev/null
printf "$2"
sed -i "" "$1" "$2" 2> /dev/null
}

patch_strings() {
Expand All @@ -65,22 +68,22 @@ patch_strings() {
elif [ "$1" == "-f" ]; then
sed="sed_file"
else return 1; fi
result="$(${sed} 's/\/Library\//\/var\/LIB\//g' "${result}")"
result="$(${sed} 's/\/System\/var\/LIB\//\/System\/Library\//g' "${result}")"
result="$(${sed} 's/%@\/var\/LIB\//%@\/Library\//g' "${result}")"
result="$(${sed} 's/mobile\/var\/LIB\//mobile\/Library\//g' "${result}")"
result=$(${sed} 's/\/Library\//\/var\/LIB\//g' "${result}")
result=$(${sed} 's/\/System\/var\/LIB\//\/System\/Library\//g' "${result}")
result=$(${sed} 's/%@\/var\/LIB\//%@\/Library\//g' "${result}")
result=$(${sed} 's/mobile\/var\/LIB\//mobile\/Library\//g' "${result}")

# The trick:
# 1. Replace every "/usr/lib" with "/var/lib"
# 2. Iterate over iOS12_usrlib and revert the system libraries
# This way, we only need to hardcode the system libraries which will never change. We won't need to hardcode the libraries that are for jailbroken devices.
result="$(${sed} 's/\/usr\/lib\//\/var\/ulb\//g' "${result}")"
result=$(${sed} 's/\/usr\/lib\//\/var\/ulb\//g' "${result}")
if [ $? -eq 0 ]; then
for usr_lib_system_file in "${iOS12_usrlib[@]}"; do
escaped_dot='\.'
escaped_file="${usr_lib_system_file//./${escaped_dot}}"
expression='s/\/var\/ulb\/'"${escaped_file}"'/\/usr\/lib\/'"${escaped_file}"'/g'
result="$(${sed} "${expression}" "${result}")"
result=$(${sed} "${expression}" "${result}")
done
fi
[ "$1" == "-r" ] && printf "${result}"
Expand Down