132 lines
2.4 KiB
Bash
Executable File
132 lines
2.4 KiB
Bash
Executable File
#!/bin/sh
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. ./.config || exit 1
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target="$1"
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custom_loc="$2"
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applet_loc="$3"
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test "$target" || exit 1
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test "$SED" || SED=sed
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test "$DD" || DD=dd
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if [ x"$CONFIG_FEATURE_SH_EMBEDDED_SCRIPTS" != x"y" ]
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then
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printf '#define NUM_SCRIPTS 0\n' >"$target"
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exit 0
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fi
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# Some people were bitten by their system lacking a (proper) od
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od -v -b </dev/null >/dev/null
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if test $? != 0; then
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echo 'od tool is not installed or cannot accept "-v -b" options'
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exit 1
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fi
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bzip2 </dev/null >/dev/null
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if test $? != 0; then
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echo 'bzip2 is not installed'
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exit 1
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fi
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custom_scripts=""
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if [ -d "$custom_loc" ]
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then
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custom_scripts=$(cd $custom_loc; ls * 2>/dev/null)
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fi
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all_scripts=$($srctree/applets/busybox.mkscripts)
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# all_scripts includes applet scripts and custom scripts, sort them out
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applet_scripts=""
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for i in $all_scripts
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do
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found=0
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for j in $custom_scripts
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do
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if [ "$i" = "$j" ]
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then
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found=1
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break;
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fi
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done
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if [ $found -eq 0 ]
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then
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# anything that isn't a custom script is an applet script
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applet_scripts="$applet_scripts $i"
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fi
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done
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# we know the custom scripts are present but applet scripts might have
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# become detached from their configuration
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for i in $applet_scripts
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do
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#if [ ! -f "$applet_loc/$i" -a ! -f "$custom_loc/$i" ]
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if [ ! -f "$applet_loc/$i" ]
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then
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echo "missing applet script $i"
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exit 1
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fi
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done
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n=$(echo $custom_scripts $applet_scripts | wc -w)
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nall=$(echo $all_scripts | wc -w)
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if [ $n -ne $nall ]
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then
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echo "script mismatch $n != $nall"
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exit 1
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fi
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concatenate_scripts() {
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for i in $custom_scripts
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do
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cat $custom_loc/$i
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printf '\000'
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done
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for i in $applet_scripts
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do
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cat $applet_loc/$i
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printf '\000'
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done
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}
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exec >"$target.$$"
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if [ $n -ne 0 ]
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then
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printf '#ifdef DEFINE_SCRIPT_DATA\n'
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printf 'const uint16_t applet_numbers[] = {\n'
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for i in $custom_scripts $applet_scripts
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do
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# TODO support applets with names including invalid characters
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printf '\tAPPLET_NO_%s,\n' $i
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done
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printf '};\n'
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printf '#else\n'
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printf 'extern const uint16_t applet_numbers[];\n'
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printf '#endif\n'
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fi
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printf "\n"
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printf '#define NUM_SCRIPTS %d\n' $n
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printf "\n"
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if [ $n -ne 0 ]
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then
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printf '#define UNPACKED_SCRIPTS_LENGTH '
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concatenate_scripts | wc -c
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printf '#define PACKED_SCRIPTS \\\n'
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concatenate_scripts | bzip2 -1 | $DD bs=2 skip=1 2>/dev/null | \
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od -v -b \
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| grep -v '^ ' \
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| $SED -e 's/^[^ ]*//' \
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-e 's/ //g' \
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-e '/^$/d' \
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-e 's/\(...\)/0\1,/g' \
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-e 's/$/ \\/'
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printf '\n'
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fi
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mv -- "$target.$$" "$target"
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