ref: 45f70b24d18d333f0456835c51bce62827a7d988
dir: /tools/free_space.awk/
#!/usr/bin/awk -f # Usage: tools/free_space.awk pokecrystal.map BEGIN { total = free = 16384 * 128 } /^ SECTION: \$[0-7]/ { free -= strtonum("0x" substr($3, 3)) } END { printf "Free space: %d/%d (%.2f%%)\n", free, total, free * 100 / total }