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#!/bin/sh
#
# This file will test how to build pgplot. Essentially,
# this looks for where libpgplot_iff is, where the X libs are,
# and whether to use '-lpng -lz' for the PNG device.
#
# first, the PGPLOT directory and PGPLOT library are found
# look for library file
# where to look for pgplot directory: last one found will be used!
pgdirs="/usr/local/share/ifeffit/pgplot /usr/share/ifeffit/pgplot /Applications/Ifeffit/pgplot $1"
xdirs="/usr/X11/lib /usr/lib/X11 /usr/lib/X11R5 /usr/X11R5/lib /usr/lib/X11R6 /usr/X11R6/lib"
xd=""
# set default, in case we find nothing:
cwd=`pwd`
def="$cwd/src/pgstub/libnopgplot.a"
basedir="NONE"
for d in $pgdirs; do
if [ -d $d ] ; then
if [ -f $d/grfont.dat ] ; then basedir=$d ; fi
if [ -f $d/libpgplot.a ] ; then libdir=$d ; fi
fi
done
# if we can't find the basedir, give up
if test "$basedir" = NONE ; then echo $def ; exit ; fi
# now we look for the files makefile and grexec.f
# in the pgplot directory, and parse them to figure out how to
# link to PGPLOT. The makefile is much more reliable, but we
# can probably guess from grexec.f
out=""
mfile=$basedir/makefile
ffile=$basedir/grexec.f
if [ -f $mfile ] ; then
out="$out -L$libdir"
l1=`grep "^PGPLOT_LIB=" $mfile| sed 's/PGPLOT_LIB=-L\`pwd\`//' | sed 's/PGPLOT_LIB=//' `
l2=`grep "^LIBS=" $mfile | sed "s/LIBS=//"`
lline="$l1 $l2"
# echo 'L1: ', $l1
# echo 'L2: ', $l2
# echo 'out: ', $out
for i in $lline ; do
echo $i | grep -q '^-L' ; stat=$?
if [ $stat == 0 ] ; then # this is a '-L' word, check that directory exists
if [ -d `echo $i | sed "s/-L//"` ] ; then out="$out $i" ; fi
else
out="$out $i"
fi
done
# echo 'out: ', $out
else
if [ -f $ffile ] ; then
out="-L$libdir -lpgplot"
grep " CALL PNDRIV" $ffile >/dev/null 2>&1;
if [ $? ] ; then out="$out -lpng -lz" ; fi
grep " CALL XWDRIV" $ffile >/dev/null 2>&1;
if [ $? ] ; then
for d in $xdirs; do
if [ -d $d ] ; then
if [ -f $d/libX11.so ] ; then xd=$d ; fi
if [ -f $d/libX11.a ] ; then xd=$d ; fi
fi
done
out="$out -L$xd -lX11"
fi
else
out=$def
fi
fi
echo $out
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