diff options
Diffstat (limited to '')
| -rwxr-xr-x | make_slackware_live.sh | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/make_slackware_live.sh b/make_slackware_live.sh index f75504a..ad33ab6 100755 --- a/make_slackware_live.sh +++ b/make_slackware_live.sh @@ -1,6 +1,6 @@ #!/bin/bash -# $Id: make_slackware_live.sh,v 1.12 2015/12/04 13:19:46 root Exp $ +# $Id: make_slackware_live.sh,v 1.12 2015/12/04 13:19:46 root Exp root $ # Copyright 2014, 2015 Eric Hameleers, Eindhoven, NL # All rights reserved. # @@ -406,7 +406,7 @@ do case $Option in h ) cat <<-"EOH" ----------------------------------------------------------------- - $Id: make_slackware_live.sh,v 1.12 2015/12/04 13:19:46 root Exp $ + $Id: make_slackware_live.sh,v 1.12 2015/12/04 13:19:46 root Exp root $ ----------------------------------------------------------------- EOH echo "Usage:" @@ -1262,7 +1262,25 @@ mkisofs -o ${OUTPUT}/slackware${DIRSUFFIX}-live${ISOTAG}-${SL_VERSION}.iso \ # This copy is no longer needed: rm -rf ./boot cd - -isohybrid -u ${OUTPUT}/slackware${DIRSUFFIX}-live${ISOTAG}-${SL_VERSION}.iso +SIZEISO=$(stat --printf %s ${OUTPUT}/slackware${DIRSUFFIX}-live${ISOTAG}-${SL_VERSION}.iso) +# We want at most 1024 cylinders for old BIOS; also we want no more than +# 63 sectors, no more than 255 heads, which leads to a cut-over size:. +# 64 (heads) *32 (sectors) *1024 (cylinders) *512 (bytes) = 1073741824 bytes. +# However, for sizes > 8422686720 compatibility will be out the window anyway. +if [ $SIZEISO -gt 8422686720 ]; then + isohybrid -u ${OUTPUT}/slackware${DIRSUFFIX}-live${ISOTAG}-${SL_VERSION}.iso +else + if [ $SIZEISO -gt 1073741824 ]; then + # No more than 63 sectors, no more than 255 heads. + SECTORS=63 + HEADS=$(( ($SIZEISO/1024/63/512) + 2 )) + else + # The default values for isohybrid that give a size of 1073741824 bytes. + SECTORS=32 + HEADS=64 + fi + isohybrid -s $SECTORS -h $HEADS -u ${OUTPUT}/slackware${DIRSUFFIX}-live${ISOTAG}-${SL_VERSION}.iso +fi md5sum ${OUTPUT}/slackware${DIRSUFFIX}-live${ISOTAG}-${SL_VERSION}.iso \ > ${OUTPUT}/slackware${DIRSUFFIX}-live${ISOTAG}-${SL_VERSION}.iso.md5 echo "-- Live ISO image created:" |