vp-build/common/hooks/post-install/07-rewrite-python-shebang.sh

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# This hook executes the following tasks:
# - rewrites python shebangs with the corresponding python version
hook() {
local pyver= shebang= warn=
for i in $python_versions; do
if [ "$pyver" ]; then
warn=1
break;
fi
pyver=$i
done
: ${pyver:=2.7}
shebang="#!/usr/bin/python$pyver"
find ${PKGDESTDIR} -type f -print0 | \
xargs -0 grep -l -m 1 "^#!.*\([[:space:]]\|/\)python\([[:space:]]\|$\)" -- | while IFS= read -r f; do
if [ "$warn" ]; then
msg_warn "$pkgname: multiple python versions defined!"
msg_warn "$pkgname: using $pyver for shebang"
warn=
fi
echo " Unversioned shebang replaced by '$shebang': ${f#$PKGDESTDIR}"
sed -i "1s@.*python@${shebang}@" -- "$f"
done
}