grep-3.0-2 issues within Makefile

[Marco Atzeri]

On 29/05/2017 08:34, Daniel Fort wrote:
> grep-3.0-2 binary will not function as expected when the -v option is
> used in a Makefile.

Please note the last grep announcement
https://sourceware.org/ml/cygwin-announce/2017-02/msg00035.html

and the changes between text and binary mounts.

> Resolution - downgrade to grep-3.0-1.
>
> When using Cygwin to build Magic Lantern users stated reporting a
> build errors on new Cygwin installs around November 2016. The
> resolution was to downgrade grep to the previous version.
>
> The discussion and instructions on how to prepare Cygwin to compile
> Magic Lantern are in this forum topic:
>
> http://www.magiclantern.fm/forum/index.php?topic=15894.msg154435#msg154435
>
> Using a Cygwin install that includes the default grep-3.0-1 will
> result in errors when running the follow Makefile code:
>
> localsyms: libtcctmp.o
>     @$(READELF) $< -Ws | $(AWK) "{print \$$8}" | sort | uniq \
>         | grep -v "^tcc_new$$" \
>         | grep -v "^tcc_delete$$" \
>         | grep -v "^tcc_add_file$$" \
>         | grep -v "^tcc_relocate$$" \
>         | grep -v "^tcc_get_symbol$$" \
>         | grep -v "^tcc_add_symbol$$" \
>         | grep -v "^tcc_set_options$$" \
>         | grep -v "^tcc_load_offline_section$$" \
>         > $@
>
> --

and what is the error ?

Regards
Marco

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