[Buildroot] [PATCH] gcc: remove the --with-pkgversion option from the ccache hash

[Peter Korsgaard]

>>>>> "Arnout" == Arnout Vandecappelle (Essensium/Mind) <arnout at mind.be> writes:

 > One of the gcc configure options that we hash for ccache is
 > --with-pkgversion which is set to something like Buildroot
 > 2015.11-git-00426-ge7e7e4f - i.e., it will change with every buildroot
 > commit. That's obviously not wanted, so substitute this away.

 > Also add a \n to the printf so the output is a bit more readable.

 > Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout at mind.be>
 > ---
 >  package/gcc/gcc.mk | 3 ++-
 >  1 file changed, 2 insertions(+), 1 deletion(-)

 > diff --git a/package/gcc/gcc.mk b/package/gcc/gcc.mk
 > index 420c4e9..e1d4bcf 100644
 > --- a/package/gcc/gcc.mk
 > +++ b/package/gcc/gcc.mk
 > @@ -259,7 +259,8 @@ endif
 >  # _CONF_OPTS contains some references to the absolute path of $(HOST_DIR),
 >  # so substitute those away.
 >  HOST_GCC_COMMON_TOOLCHAIN_WRAPPER_ARGS += -DBR_CCACHE_HASH=\"`\
 > -	printf '%s' $(subst $(HOST_DIR), at HOST_DIR@,$($(PKG)_CONF_OPTS)) \
 > +	printf '%s\n' $(subst $(HOST_DIR), at HOST_DIR@,\
 > +		$(subst --with-pkgversion="Buildroot $(BR2_VERSION_FULL)",,$($(PKG)_CONF_OPTS))) \

This is all quite tricky, so I've updated the documentation above to
explain it and committed, thanks!

-- 
Bye, Peter Korsgaard