-#!/bin/sh
-exec @bindir@/@mono_interp@ @plat_bindir@/mono-find-requires.exe "$@"
+#!/bin/bash
+#
+# mono-find-requires
+#
+# Authors:
+# Ben Maurer (bmaurer@ximian.com)
+#
+# (C) 2005 Novell (http://www.novell.com)
+#
+
+IFS=$'\n'
+filelist=($(grep -Ev '/usr/doc/|/usr/share/doc/'))
+monolist=($(printf "%s\n" "${filelist[@]}" | egrep "\\.(exe|dll)\$"))
+
+a=`which "$0"`
+d=`dirname "$a"`
+
+# Set the prefix, unless it is overriden (used when building mono rpms)
+: ${prefix=$d/..}
+
+exec_prefix=$d/..
+libdir=$prefix/@reloc_libdir@
+bindir=$d
+
+[ -x $bindir/monodis ] || exit 0;
+[ -f $libdir/libmono.so ] || exit 0;
+
+
+# set LD_LIBRARY_PATH to ensure that libmono.so is found
+export LD_LIBRARY_PATH=$libdir${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}
+
+REQUIRES=$(
+ for i in "${monolist[@]}"; do
+ ($bindir/monodis --assemblyref $i | awk '
+ BEGIN { START=0; LIBNAME=""; VERSION=""; }
+ (START==0) && /^[0-9]+: Version=/ {
+ START=1;
+ sub(/Version=/, "", $2);
+ VERSION=$2
+ }
+
+ (START==1) && /^\tName=/ {
+ sub(/Name=/, "", $1);
+ LIBNAME=$1
+
+ print "mono(" LIBNAME ") = " VERSION
+ START=0
+ }
+ ') 2> /dev/null
+ done
+)
+
+PROVIDES=$(
+ for i in "${monolist[@]}"; do
+ ($bindir/monodis --assembly $i | awk '
+ BEGIN { LIBNAME=""; VERSION=""; }
+ /^Version:/ { VERSION=$2 }
+ /^Name:/ { LIBNAME=$2 }
+ END {
+ if (VERSION && LIBNAME)
+ print "mono(" LIBNAME ") = " VERSION
+ }
+ ') 2>/dev/null
+ done
+)
+#
+# This is a little magic trick to get all REQUIRES that are not
+# in PROVIDES. While RPM functions correctly when such deps exist,
+# they make the metadata a bit bloated.
+#
+
+# Filter out dups from both lists
+REQUIRES=$(echo "$REQUIRES" | sort | uniq)
+PROVIDES=$(echo "$PROVIDES" | sort | uniq)
+
+#
+# Get a list of elements that exist in exactly one of PROVIDES or REQUIRES
+#
+UNIQ=$(echo "$PROVIDES
+$REQUIRES" | sort | uniq -u)
+
+#
+# Of those, only chose the ones that are in REQUIRES
+#
+echo "$UNIQ
+$REQUIRES" | sort | uniq -d