| #!/bin/sh |
| # (c) Ricardas Cepas <rch@pub.osf.lt>. Copying policy: GNU GPL V2. |
| set -o errexit |
| #set -x |
| if [ $# != 1 ] |
| then echo ' Usage: psfsplit <psf_bitmap_font_filename> ' |
| exit |
| fi |
| if [ `hexdump -e '/2 "%X" ' -n2 $1 ` != "436" ] |
| then echo $1 -- non .psf file |
| exit |
| fi |
| size=`hexdump -e '/1 "%i" ' -n1 -s2 $1 ` |
| size=$[ ($size % 2 + 1) * 256 ] |
| height=`hexdump -e '/1 "%i" ' -n1 -s3 $1 ` |
| echo $size chars, height=$height |
| mkdir $1_ |
| dd bs=4 count=1 if=$1 of=$1_/#psf_header &>/dev/null |
| i=0 |
| while let $[ i < $size ] |
| do |
| dd bs=1 count=$height skip=$[ $i * $height + 4 ] if=$1 \ |
| of=$1_/`printf "%.3x" $i` &>/dev/null |
| let i+=1 |
| done |
| dd bs=1 skip=$[ $i * $height + 4 ] if=$1 of=$1_/map_tables &>/dev/null |
| |
