host-gcc-wrapper

#!/bin/bash
# Ensures that host-gcc can reach rust libraries located under the tools root,
# which may or may not be separated from host root.  ("host-gcc" is a symbolic
# command name recognized by scratchbox2.)

if [[ ! $SBOX_SESSION_DIR ]]; then
    echo "$0: Must be executed inside scratchbox2 sandbox" >&2
    exit 1
fi

# Assume that /bin/bash is accelerated, so the real binary is located under
# tools root. This way we can find tools root easily.
sbox_tools_root=${__SB2_REAL_BINARYNAME%/bin/bash}
if [[ $sbox_tools_root == $__SB2_REAL_BINARYNAME ]]; then
    echo "$0: Failed to determine sb2's tools root" >&2
    exit 1
fi

# There may not be a separate tools root.
if [[ ! $sbox_tools_root ]]; then
    exec host-gcc "$@"
fi

rustlib=/usr/lib/rustlib
exec host-gcc "${@//$rustlib/$sbox_tools_root$rustlib}"