#!/bin/sh
if [ -z "$1" ]
then
	echo "usage: $0 [TOOL] <example> [args...]"
	echo
	echo "   Runs the given example, using the library in the current directory"
	echo "   instead of using the system library search mechanism.  Accepts an "
	echo "   arbitrary number of arguments."
	echo
	echo "   TOOL can be 'valgrind', 'gdb', or 'ldd', which causes exrun to"
	echo "   run the example program under the given tool."
	echo
	exit 1
fi

TOOL=
PROG=$1
if [ "$PROG" = 'valgrind' ]
then
	TOOL='valgrind'
	shift
	PROG=$1
elif [ "$PROG" = 'gdb' ]
then
	TOOL='gdb --args'
	shift
	PROG=$1
elif [ "$PROG" = 'ldd' ]
then
	TOOL='ldd'
	shift
	PROG=$1
fi

shift
if [ -e "$PROG" ]
then
	if [ `uname -s` = 'Darwin' ]
	then
		DYLD_LIBRARY_PATH=. $TOOL ./$PROG $*
	elif [ `uname -o` = 'Cygwin' ]
	then
		# Cygwin build case; see below for bash-as-DOS-shell case
		PATH=. $TOOL ./$PROG $*
	elif [ -e /usr/bin/ldd ]
	then
		if [ `uname -s` = 'SunOS' ]
		then
			LD_LIBRARY_PATH=.:/usr/mysql/lib/mysql $TOOL ./$PROG $*
		else
			LD_LIBRARY_PATH=. $TOOL ./$PROG $*
		fi
	else
		echo "ERROR: I don't grok this system's dynamic linkage system."
	fi
elif [ `uname -o` = 'Cygwin' ]
then
	# VC++ build, but using Cygwin's bash as shell to run programs
	cmd.exe /c exrun.bat $PROG $*
else
	echo "usage: $0 [TOOL] <example> [args...]"
	echo
	echo "   Run $0 without arguments for more detailed usage info."
	echo
	exit 1
fi