#!/bin/sh
#
# create specific link library for libpthread using symbols from libcygwin.a
# 
inlib=$1; shift
reflib=$1; shift
outlib=$1; shift
nm=$1; shift
ar=$1; shift
ranlib=$1; shift

tmpdir=slibtmp.dir

# awk script for extracing related object files 
SYMBOLS=`nm $reflib | grep "[TD] _" | gawk '{ print $3 }'`

SCRIPT='$1 ~ /^d00/ { file = $1; gsub(":","",file); }'

for i in $SYMBOLS; do 
	SCRIPT="$SCRIPT \$3 ~ /^$i/ { print file; }"
done

# remove previous link library 
rm -f $outlib

# extract related object files 
FILES=`$nm $PWD/$inlib | gawk "$SCRIPT"`
mkdir $tmpdir
cd $tmpdir
$ar x $PWD/$inlib $FILES
cd ..

# create new link library for pthread
$ar cru $PWD/$outlib $tmpdir/*.o
$ranlib $PWD/$outlib 

# remove temporay files 
rm -fr $tmpdir