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pascal@13691
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1 #!/bin/sh
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2
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3 DIALOG=dialog
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4
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5 get()
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6 {
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7 od -j $1 -N ${3:-4} -t u${3:-4} -An $2
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8 }
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9
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10 getarg()
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11 {
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12 sed "/$1=/!d;s/.*$1=\\([^ ]*\\).*/\\1/" /proc/cmdline
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13 }
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14
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15 gettazboot()
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16 {
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paul@13692
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17 echo "Creating $(basename $1) ..."
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18 O=$(($(get 36 /mnt/$ISO 2) - 0xE0))
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19 L=$((0x8000 - $(get 28 /mnt/$ISO 2) - $O))
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20 S=$((32+$L))
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21 P=$((($S+511)/512))
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22 E=$((4096-(32*$P)))
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23 for i in 0x5A4D $(($S%512)) $P 0 2 $E -1 $((${2:-0}-16)) \
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24 -2 0 256 -16 28 0x6C53 0x5469 0x7A61; do
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25 printf '\\\\x%02X\\\\x%02X' $(($i&255)) $((($i>>8)&255)) | \
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26 xargs echo -en
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27 done > $1
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28 dd bs=1 count=$L skip=$(echo $O) if=/mnt/$ISO >> $1 2> /dev/null
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29 }
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30
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31 checkmagic()
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32 {
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pascal@13691
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33 [ -s $1 ] && [ $(getarg magic) == $(get 28 $1) ]
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34 }
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35
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36 getiso()
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37 {
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38 blkid | while read dev info ; do
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39 case "$info" in
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40 *dos*|*fat*|*ntfs*)
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41 mount ${dev%:} /mnt
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42 if checkmagic /mnt/$ISO; then
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43 mount -o loop,ro /mnt/$ISO /media/cdrom
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44 echo "Found $ISO on ${dev%:}"
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45 break
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46 fi
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47 umount /mnt ;;
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48 esac
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49 done
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50 }
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51
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52 uncpio()
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53 {
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54 echo "Extracting $(basename $1) ..."
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55 case $(get 0 $1 2) in
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56 *35615) zcat $1 ;;
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57 *\ 93) unlzma -c $1 ;;
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58 *) cat $1 ;;
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59 esac | ( cd ${2:-/} ; cpio -idmu > /dev/null 2>&1 )
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60 }
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61
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62 getuuid()
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63 {
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64 dev=$(mount | sed '/ \/mnt /!d;s/ .*//;s|/dev/||;q')
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65 blkid | sed "/$dev:/!d;s/.*UUID=.\\([^ ]*\\)\".*/\\1/"
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66 }
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67
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68 mkinitrd()
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69 {
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paul@13692
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70 echo "Creating $(basename $1) ..."
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71 for i in bin lib dev proc tmp mnt etc ; do
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72 mkdir -p /tmp/fs/$i
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73 done
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pascal@13691
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74 for i in /dev/console /dev/null /dev/tty /dev/tty1 /dev/fuse \
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75 /dev/hd* /dev/sd* ; do
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76 cp -a $i /tmp/fs$i
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77 done
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pascal@13691
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78 for i in /bin/busybox /usr/sbin/mount.posixovl $(which blkid); do
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79 cp $(LD_TRACE_LOADED_OBJECTS=1 /lib/ld*.so $i | \
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80 sed 's|.*=> \(.*/lib/l[^ ]*\).*|\1|;/^\//!d') /tmp/fs/lib
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81 cp $i /tmp/fs/bin
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82 done
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83 cp -a /lib/ld-* /tmp/fs/lib
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84 for i in $(busybox | sed '/Current/,$!d'); do
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85 ln -s busybox /tmp/fs/bin/${i%,}
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86 done
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87 ln -s /proc/mounts /tmp/fs/etc/mtab
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88 cat > /tmp/fs/init <<EOT
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pascal@13691
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89 #!/bin/sh
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90
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91 arg()
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92 {
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pascal@13691
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93 grep -q \$1 /proc/cmdline &&
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94 val="\$(sed "s/.*\$1=\\([^ ]*\\).*/\\1/" < /proc/cmdline)" &&
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95 echo "\$2 \$val"
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96 }
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97
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98 mount -t proc /proc /proc
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99 arg mount "Mount device"
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100 mount \$( (blkid /dev/?d* || blkid) | grep \$val | sed 's/:.*//;q') /mnt
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pascal@13691
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101 arg subroot "Change root to directory"
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102 mount.posixovl /mnt/\$val
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103 mount --bind /mnt /mnt/\$val/mnt/dos
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104 LDSO=\$(ls /mnt/\$val/lib/ld-* | sed q)
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105 umount /proc
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106 export LD_LIBRARY_PATH=\$val/lib:\$val/usr/lib:/lib
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107 exec /bin/switch_root /mnt \${LDSO#/mnt/} \$val/usr/sbin/chroot \$val /sbin/init
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108 EOT
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109 chmod +x /tmp/fs/init
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110 ( cd /tmp/fs ; find * | cpio -o -H newc ) | lzma e $1 -si 2> /dev/null
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111 rm -rf /tmp/fs
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112 }
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113
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114 doinstall()
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115 {
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pascal@13691
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116 mkdir /mnt/slitaz
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117 mount.posixovl /mnt/slitaz || return
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118 mkdir -p /mnt/slitaz/boot /mnt/slitaz/mnt/dos
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119 for i in $(ls -r /media/cdrom/boot/rootfs*); do
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120 uncpio $i /mnt/slitaz
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121 done
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pascal@13691
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122 for i in /media/cdrom/boot/bzImage /media/cdrom/boot/*pxe* \
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123 /media/cdrom/boot/isolinux/he* /media/cdrom/boot/isolinux/opt* \
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124 /media/cdrom/README /media/cdrom/boot/memtest* ; do
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125 [ -s $i ] && cp $i /mnt/slitaz/boot
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126 done
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pascal@13691
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127 umount -d /media/cdrom
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128 gettazboot /mnt/slitaz/boot/tazboot.exe
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129 mkinitrd /mnt/slitaz/boot/initrd
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130 cat > /mnt/slitaz/boot/tazboot.cmd <<EOT
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131 kernel=\\slitaz\\boot\\bzimage
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132 initrd=\\slitaz\\boot\\initrd
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pascal@13691
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133 rw root=/dev/null mount=$(getuuid) subroot=slitaz autologin
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134 EOT
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pascal@13691
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135 unix2dos /mnt/slitaz/boot/he* /mnt/slitaz/boot/opt* \
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136 /mnt/slitaz/boot/README /mnt/slitaz/boot/tazboot.cmd
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137 [ -x /mnt/slitaz/usr/sbin/mount.posixovl ] ||
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138 cp /usr/sbin/mount.posixovl /mnt/slitaz/usr/sbin
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139 ! grep -qs tazboot /mnt/boot.ini && cat >> /mnt/boot.ini <<EOT
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140 C:\\slitaz\\boot\\tazboot.exe="SliTaz"
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141 EOT
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142 grep -qs menuitem /mnt/config.sys && !grep -q tazboot /mnt/config.sys &&
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143 sed -i 's/menudefault=/menuitem=slitaz,SliTaz\n&/' /mnt/config.sys &&
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144 cat >> /mnt/config.sys <<EOT
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pascal@13691
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145 [slitaz]
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146 device=\\slitaz\\boot\\tazboot.exe
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147 EOT
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148 }
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pascal@13691
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149
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pascal@13691
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150 install()
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pascal@13691
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151 {
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pascal@13691
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152 $DIALOG --clear \
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pascal@13691
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153 --title " SliTaz UMSDOS like installation " \
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154 --yes-label "Install" --yesno \
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pascal@13691
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155 "\nSliTaz will be installed in the subdirectory \\slitaz of the current
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pascal@13691
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156 DOS/Windows partition. You will see your files from /mnt/dos.\n\n
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paul@13692
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157 You can start SliTaz with \\slitaz\\boot\\tazboot.exe\n\n
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pascal@13691
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158 To uninstall SliTaz, you have only to remove this directory.
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pascal@13691
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159 The file \\boot.ini or \\config.sys may be modified too.\n\n
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paul@13692
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160 To do a traditional installation with disk partitioning -
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pascal@13691
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161 start SliTaz Live with 'SliTaz RAM boot' menu.\n
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pascal@13691
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162 " 16 70
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pascal@13691
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163 [ $? -eq 0 -a -x /usr/sbin/mount.posixovl ] || return
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164 doinstall
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pascal@13691
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165 umount /proc
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166 exec chroot /mnt/slitaz /sbin/init
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167 }
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pascal@13691
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168
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pascal@13691
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169 tazboot()
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pascal@13691
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170 {
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pascal@13691
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171 $DIALOG --clear \
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pascal@13691
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172 --title " SliTaz bootloader for DOS " \
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pascal@13691
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173 --yes-label "Install" --yesno \
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paul@13692
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174 "\nThe file TAZBOOT.EXE will be created in the top directory. It supports
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paul@13692
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175 a bzImage linux kernel, multiple initramfs', a kernel command line and
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paul@13692
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176 an ISO image file loopback (retrieves files from an ISO file).\n\n
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pascal@13691
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177 Usage: tazboot.exe [[@commands]|[kernel=<bzimage>]
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178 [initrd=<rootfs>[,<rootfs2>...]] [iso=<isofile>] cmdline args ...]\n\n
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paul@13692
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179 Defaults: tazboot @tazboot.cmd or tazboot kernel=bzImage auto\n\n\
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pascal@13691
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180 Examples for tazboot.cmd:\n\n\
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181 iso=\\isos\\slitaz-4.0.iso\n\
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182 kernel=boot/bzImage\n\
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183 initrd=boot/rootfs4.gz,boot/rootfs3.gz,boot/rootfs2.gz,boot/rootfs1.gz\n\
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pascal@13691
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184 rw root=/dev/null autologin\n\n\
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pascal@13691
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185 kernel=\\slitaz\\vmlinuz root=/dev/sda5 ro\n\n
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pascal@13691
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186 Unlike GRUB4DOS, it doesn't require unfragmented ISO image files.\n
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pascal@13691
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187 " 24 78
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pascal@13691
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188 [ $? -eq 0 ] || return
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pascal@13691
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189 gettazboot /mnt/tazboot.exe
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pascal@13691
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190 }
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pascal@13691
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191
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pascal@13691
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192 text()
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pascal@13691
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193 {
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pascal@13691
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194 umount -d /media/cdrom
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pascal@13691
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195 umount /mnt
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pascal@13691
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196 umount /proc
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pascal@13691
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197 exec /init
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pascal@13691
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198 }
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pascal@13691
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199
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pascal@13691
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200 live()
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pascal@13691
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201 {
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pascal@13691
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202 n=0
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pascal@13691
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203 for i in $(ls -r /media/cdrom/boot/rootfs*); do
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pascal@13691
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204 [ $((n++)) -eq 0 ] || uncpio $i
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pascal@13691
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205 done
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pascal@13691
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206 text
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pascal@13691
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207 }
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pascal@13691
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208
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pascal@13691
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209 reboot()
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pascal@13691
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210 {
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pascal@13691
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211 umount -d /media/cdrom
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pascal@13691
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212 umount /mnt
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pascal@13691
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213 /sbin/reboot -f
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pascal@13691
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214 }
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pascal@13691
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215
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pascal@13691
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216 poweroff()
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pascal@13691
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217 {
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pascal@13691
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218 umount -d /media/cdrom
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pascal@13691
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219 umount /mnt
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pascal@13691
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220 /sbin/poweroff -f
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pascal@13691
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221 }
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pascal@13691
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222
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pascal@13691
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223 [ -x /usr/sbin/mount.posixovl ] ||
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224 mv /usr/sbin/mount.posixovl.iso2exe /usr/sbin/mount.posixovl
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pascal@13691
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225 mount -t proc /proc /proc
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pascal@13691
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226 ISO="$(getarg iso | sed 's/.://;s|\\|/|g')"
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pascal@13691
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227 getiso
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pascal@13691
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228 case "$(basename $ISO | tr [A-Z] [a-z])$(getarg mode)" in
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pascal@13691
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229 *install*) install ;;
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pascal@13691
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230 *live*) live ;;
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pascal@13691
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231 *text*) text ;;
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pascal@13691
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232 esac
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pascal@13691
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233
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pascal@13691
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234 while true; do
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pascal@13691
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235 exec 3>&1
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pascal@13691
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236 value=`$DIALOG --clear \
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pascal@13691
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237 --title " Welcome to SliTaz " \
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pascal@13691
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238 --menu "\nPlease select" 15 70 7 \
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pascal@13691
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239 "live" "SliTaz RAM boot" \
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pascal@13691
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240 "text" "SliTaz RAM boot (text mode only)" \
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pascal@13691
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241 "install" "Hard disk installation" \
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pascal@13691
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242 "tazboot" "Get tazboot.exe Linux loader" \
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pascal@13691
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243 "reboot" "Restart the computer" \
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pascal@13691
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244 "poweroff" "Power off" \
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pascal@13691
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245 "ash" "Shell prompt" \
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pascal@13691
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246 2>&1 1>&3`
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pascal@13691
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247 retval=$?
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pascal@13691
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248 exec 3>&-
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pascal@13691
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249 [ $retval -eq 0 ] || continue
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pascal@13691
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250 $value
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pascal@13691
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251 done
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