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build: Make autogen.sh more POSIX friendly.
* autogen.sh: Replace non POSIX "cp -a" and "head -c". -- Signed-off-by: Werner Koch <wk@gnupg.org>
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@ -225,7 +225,7 @@ if [ "$myhost" = "find-version" ]; then
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fi
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[ -n "$tmp" ] && beta=yes
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rev=$(git rev-parse --short HEAD | tr -d '\n\r')
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rvd=$((0x$(echo ${rev} | head -c 4)))
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rvd=$((0x$(echo ${rev} | dd bs=1 count=2 2>/dev/null)))
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else
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ingit=no
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beta=yes
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@ -417,8 +417,11 @@ fi
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# Check the git setup.
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if [ -d .git ]; then
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CP="cp -a"
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[ -z "${SILENT}" ] && CP="$CP -v"
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CP="cp -p"
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# If we have a GNU cp we can add -v
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if cp --version >/dev/null 2>/dev/null; then
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[ -z "${SILENT}" ] && CP="$CP -v"
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fi
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if [ -f .git/hooks/pre-commit.sample -a ! -f .git/hooks/pre-commit ] ; then
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[ -z "${SILENT}" ] && cat <<EOF
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*** Activating trailing whitespace git pre-commit hook. ***
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