#!/bin/sh# Make links named `lcircle10' for all TFM and GF/PK files, if no# lcircle10 files already exist.# Don't override definition of prefix and/or libdir if they are# already defined in the environment. if test "z${prefix}" = "z" ; then  prefix=/usr/localelse  # prefix may contain references to other variables, thanks to make.  eval prefix=\""${prefix}"\"fiif test "z${libdir}" = "z" ; then  libdir="${prefix}/lib/tex"else  # libdir may contain references to other variables, thanks to make.  eval libdir=\""${libdir}"\"fitexlibdir="${libdir}"texfontdir="${texlibdir}/fonts"# Directories for the different font formats, in case they're not all# stored in one place.textfmdir="${textfmdir-${texfontdir}}"texpkdir="${texpkdir-${texfontdir}}"texgfdir="${texgfdir-${texfontdir}}"test "z${TMPDIR}" = "z" && TMPDIR="/tmp"tempfile="${TMPDIR}/circ$$"tempfile2="${TMPDIR}/circ2$$"# EXIT SIGHUP SIGINT SIGQUIT SIGTERM#trap 'rm -f "${tempfile}" "${tempfile2}"' 0 1 2 3 15# Find all the fonts with names that include `circle'.(cd "${texfontdir}"; find . -name '*circle*' -print > "${tempfile}")# If they have lcircle10.tfm, assume everything is there, and quit.if grep 'lcircle10\.tfm' "${tempfile}" > /dev/null 2>&1 ; then  echo "Found lcircle10.tfm."  exit 0fi# No TFM file for lcircle.  Make a link to circle10.tfm if it exists,# and then make a link to the bitmap files.grep 'circle10\.tfm' "${tempfile}" > "${tempfile2}" \ || {  echo "I can't find any circle fonts in ${texfontdir}.If it isn't installed somewhere else, you need to get the Metafont sourcesfrom somewhere, e.g., labrea.stanford.edu:pub/tex/latex/circle10.mf, andrun Metafont on them."  exit 1 }# We have circle10.tfm.  (If we have it more than once, take the first# one.)  Make the link.tempfile2_line1="`sed -ne '1p;q' \"${tempfile2}\"`"ln "${tempfile2_line1}" "${textfmdir}/lcircle10.tfm"echo "Linked to ${tempfile2_line1}."# Now make a link for the PK files, if any.(cd "${texpkdir}" for f in `grep 'circle10.*pk' "${tempfile}"` ; do    set - `echo "$f" \            | sed -ne '/\//!s/^/.\//;s/\(.*\)\/\([^\/][^\/]*\)$/\1 \2/;p'`    ln "$f" "${1}/l${2}"    echo "Linked to $f." done)# And finally for the GF files.(cd "${texgfdir}" for f in `grep 'circle10.*gf' "${tempfile}"` ; do    set - `echo "$f" \            | sed -ne '/\//!s/^/.\//;s/\(.*\)\/\([^\/][^\/]*\)$/\1 \2/;p'`    ln "$f" "${1}/l${2}"    echo "Linked to $f." done)# eof