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Filename : brp-python-hardlink

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#!/bin/sh

# If using normal root, avoid changing anything.
if [ -z "$RPM_BUILD_ROOT" -o "$RPM_BUILD_ROOT" = "/" ]; then
	exit 0
fi

# Hardlink identical *.pyc and *.pyo, originally from PLD's rpm-build-macros
# Modified to use sha1sum instead of cmp to avoid a diffutils dependency.
find "$RPM_BUILD_ROOT" -type f -name "*.pyc" | while read pyc ; do
       pyo="${pyc%c}o"
       if [ -f "$pyo" ] ; then
               csha="$(sha1sum -b "$pyc" | cut -d' ' -f 1)" && \
               osha="$(sha1sum -b "$pyo" | cut -d' ' -f 1)" && \
               if [ "$csha" = "$osha" ] ; then
                       ln -f "$pyc" "$pyo"
               fi
       fi
done