65 lines
1.3 KiB
Bash
Executable file
65 lines
1.3 KiB
Bash
Executable file
#!/bin/sh
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set -e
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ROOT=`printroot -r`
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DEFAULTCFG=/etc/boot.cfg.default
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LOCALCFG=/etc/boot.cfg.local
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TMP=/boot.cfg.temp
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DIRSBASE=/boot/minix
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filter_missing_entries()
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{
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while read line
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do
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if ! echo "$line" | grep -s -q 'multiboot'
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then
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echo "$line"
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continue
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fi
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# Check if kernel presents
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kernel=`echo "$line" | sed -n 's/.*multiboot[[:space:]]*\(\/[^[:space:]]*\).*/\1/p'`
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if [ ! -r "$kernel" ]
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then
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echo "Warning: config contains entry for \"$kernel\" which is missing! Entry skipped." 1>&2
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else
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echo "$line"
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fi
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done
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}
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if [ ! -b "$ROOT" ]
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then
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echo root device $ROOT not found
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exit 1
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fi
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rootdevname=`echo $ROOT | sed 's/\/dev\///'`
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if [ -r $DEFAULTCFG ]
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then
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default_cfg=`cat $DEFAULTCFG`
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# Substitute variables like $rootdevname
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echo "$default_cfg" | while read line; do eval echo \"$line\" | filter_missing_entries >> $TMP; done
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fi
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if [ -e /boot/minix_latest -a -d /boot/minix_latest -o -h /boot/minix_latest ]
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then
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latest=`basename \`stat -f "%Y" /boot/minix_latest\``
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fi
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[ -d $DIRSBASE ] && for i in `ls $DIRSBASE/`
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do
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build_name="`basename $i`"
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if [ "$build_name" != "$latest" ]
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then
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echo "menu=Start MINIX 3 ($build_name):load_mods $DIRSBASE/$i/mod*;multiboot $DIRSBASE/$i/kernel rootdevname=$rootdevname" >> /$TMP
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fi
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done
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[ -r $LOCALCFG ] && cat $LOCALCFG | filter_missing_entries >> $TMP
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mv $TMP /boot.cfg
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sync
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