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@@ -5,21 +5,40 @@
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# is valid. Also, if one wants to pass any variables to the intercept script from
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# the postinstall itself, they will be added immediately after the shebang line.
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#
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-# Usage: postinst_intercept <intercept_script_name> <package_name> <var1=...> ... <varN=...>
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+# Usage: postinst_intercept <intercept_script_name> <package_name> <mlprefix=...> <var1=...> ... <varN=...>
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# * intercept_script_name - the name of the intercept script we want to change;
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# * package_name - add the package_name to list of packages the intercept script
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# is used for;
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+# * mlprefix=... - this one is needed in order to have separate hooks for multilib.
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# * var1=... - var1 will have the value we provide in the intercept script. This
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# is useful when we want to pass on variables like ${libdir} to
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# the intercept script;
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#
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-[ $# -lt 2 ] && exit 1
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+[ $# -lt 3 ] && exit 1
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intercept_script=$INTERCEPT_DIR/$1 && shift
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package_name=$1 && shift
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+mlprefix=$(echo $1 |sed -ne "s/^mlprefix=\(.*\)-/\1/p") && shift
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+# if the hook we want to install does not exist, then there's nothing we can do
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[ -f "$intercept_script" ] || exit 1
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+# if the postinstall wanting to install the hook belongs to a multilib package,
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+# then we'd better have a separate hook for this because the default ${libdir} and
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+# ${base_libdir} will point to the wrong locations
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+if [ -n "$mlprefix" ]; then
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+ ml_intercept_script=$intercept_script-$mlprefix
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+ # if the multilib hook does not exist, create it from the default one
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+ if [ ! -f "$ml_intercept_script" ]; then
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+ cp $intercept_script $ml_intercept_script
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+
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+ # clear the ##PKGS: line and the already set variables
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+ [ -x "$ml_intercept_script" ] && sed -i -e "2,$(($#+1)) {/.*/d}" -e "/^##PKGS: .*/d" $ml_intercept_script
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+ fi
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+
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+ intercept_script=$ml_intercept_script
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+fi
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+
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chmod +x "$intercept_script"
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pkgs_line="$(cat $intercept_script|grep "##PKGS:")"
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