#!/bin/sh
# Demonstrate use of relative rpath on macosx
# It's a wee bit different than Solaris or Linux
set -e
set -x

# Final installed location of shared libraries
LIBDIR=`pwd`/lib
rm -rf $LIBDIR
mkdir -p $LIBDIR

# Build the shared library
gcc -shared foo.c -install_name @rpath/lib/foo.so -o foo.so
otool -D foo.so
cp foo.so $LIBDIR 

# Build the executable that uses the shared library, set rpath to the common
# parent of bin and lib, and show the rpath.
gcc -Wl,-rpath,@loader_path/.. x.c foo.so
otool -l a.out | grep -A2 RPATH

# Remove the shared library from the build area, so it can only be found in $LIBDIR
rm foo.so

# Put the binary into the bin dir, where ../lib actually points to the library
mkdir -p bin
cp a.out bin

# Finally, run the app and show where it found its libraries
DYLD_PRINT_LIBRARIES=1 bin/a.out