path: root/home/xyz/.local/bin/gitmetap

#!/bin/sh

# -rw-r--r-- == binary 110100100 == octal 644
# https://stackoverflow.com/a/1796009
$1 | nawk -v a="$2/" '{printf("%s%s\n",a,$0)}' | tr '\n' '\0' | xargs -0 ls -ldA -- | grep -v '^l' | nawk '{k=0;for(i=0;i<=8;i++)k+=((substr($1,i+2,1)~/[rwx]/)*2^(8-i));if(k){for(i=10;$i;i++)$9=$9" "$i;printf("%0o %s %s %s\n",k,$3,$4,$9)}}' > "$3"