On Tue, Oct 22, 2019 at 8:04 PM Jessica Yu <[email protected]> wrote:
>
> When doing an out of tree build with O=, the nsdeps script constructs
> the absolute pathname of the module source file so that it can insert
> MODULE_IMPORT_NS statements in the right place. However, ${srctree}
> contains an unescaped path to the source tree, which, when used in a sed
> substitution, makes sed complain:
>
> ++ sed 's/[^ ]* *//home/jeyu/jeyu-linux\/&/g'
> sed: -e expression #1, char 12: unknown option to `s'
>
> The sed substitution command 's' ends prematurely with the forward
> slashes in the pathname, and sed errors out when it encounters the 'h',
> which is an invalid sed substitution option. To avoid escaping forward
> slashes ${srctree}, we can use '|' as an alternative delimiter for
> sed instead to avoid this error.
>
> Signed-off-by: Jessica Yu <[email protected]>
> ---
>
> v3: don't need to escape '/' since we're using a different delimiter.
>
>  scripts/nsdeps | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/nsdeps b/scripts/nsdeps
> index 3754dac13b31..dda6fbac016e 100644
> --- a/scripts/nsdeps
> +++ b/scripts/nsdeps
> @@ -33,7 +33,7 @@ generate_deps() {
>         if [ ! -f "$ns_deps_file" ]; then return; fi
>         local mod_source_files=`cat $mod_file | sed -n 1p                     
>  \
>                                               | sed -e 's/\.o/\.c/g'          
>  \
> -                                             | sed "s/[^ ]* 
> */${srctree}\/&/g"`
> +                                             | sed "s|[^ ]* 
> *|${srctree}/&|g"`
>         for ns in `cat $ns_deps_file`; do
>                 echo "Adding namespace $ns to module $mod_name (if needed)."
>                 generate_deps_for_ns $ns $mod_source_files
> --
> 2.16.4
>

Reviewed-by: Masahiro Yamada <[email protected]>

-- 
Best Regards
Masahiro Yamada

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