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#!/bin/sh

# Try to find a GNU indent.  There could be a BSD indent in front of a

# GNU gindent so when indent is found, keep looking.

gindent=

indent=

paths=`echo $PATH | sed \

        -e 's/::/:.:/g' \

        -e 's/^:/.:/' \

        -e 's/:$/:./' \

        -e 's/:/ /g'`

for path in $paths

do

    if test ! -n "${gindent}" -a -x ${path}/gindent

    then

        gindent=${path}/gindent

        break

    elif test ! -n "${indent}" -a -x ${path}/indent

    then

        indent=${path}/indent

    fi

done

if test -n "${gindent}"

then

    indent=${gindent}

elif test -n "${indent}"

then

    :

else

    echo "Indent not found" 1>&2

fi

# Check that the indent found is both GNU and a reasonable version.

# Different indent versions give different indentation.

case `${indent} --version 2>/dev/null < /dev/null` in

    GNU*2.2.6 ) ;;

    *GNU* ) echo "Incorrect version of GNU indent" 1>&2 ;;

    * ) echo "Indent is not GNU" 1>&2 ;;

esac

# Check that we're in the GDB source directory

case `pwd` in

    */gdb ) ;;

    */sim/* ) ;;

    * ) echo "Not in GDB directory" 1>&2 ; exit 1 ;;

esac

# Run indent per GDB specs

types="\

-T FILE \

-T prgregset_t -T fpregset_t -T gregset_t \

`cat *.h | sed -n \

    -e 's/^.*[^a-z0-9_]\([a-z0-9_]*_ftype\).*$/-T \1/p' \

    -e 's/^.*[^a-z0-9_]\([a-z0-9_]*_func\).*$/-T \1/p' \

    -e 's/^typedef.*[^a-zA-Z0-9_]\([a-zA-Z0-9_]*[a-zA-Z0-9_]\);$/-T \1/p' \

    | sort -u`"

${indent} ${types} "$@"