cpan.bbclass: add a new parameter EXTRA_PERLFLAGS
We use host perl while building target perl modules. When some of the prebuilt perl modules such as scalar::util are used in the build process directly or indirectly, perl needs to load the arch specific .so library file. If perl can not find the .so library files, then perl tries to use the target pm files which ends up in circular perl module depedancy causing build time perl invocation to fail. Adding this new parameter viz EXTRA_PERLFLAGS to cpan.bbclass allows perl module recipes to specify the location of such host .so files for hostperl, so that build time invocation of perl does not fail. Signed-off-by: Nitin A Kamble <nitin.a.kamble@intel.com>
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@ -4,6 +4,7 @@
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inherit cpan-base
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EXTRA_CPANFLAGS ?= ""
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EXTRA_PERLFLAGS ?= ""
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# Env var which tells perl if it should use host (no) or target (yes) settings
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export PERLCONFIGTARGET = "${@is_target(d)}"
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@ -15,7 +16,7 @@ export PERL_ARCHLIB = "${STAGING_LIBDIR}/perl/${@get_perl_version(d)}"
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cpan_do_configure () {
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export PERL5LIB="${PERL_ARCHLIB}"
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yes '' | perl Makefile.PL ${EXTRA_CPANFLAGS}
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yes '' | perl ${EXTRA_PERLFLAGS} Makefile.PL ${EXTRA_CPANFLAGS}
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if [ "${BUILD_SYS}" != "${HOST_SYS}" ]; then
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. ${STAGING_LIBDIR}/perl/config.sh
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# Use find since there can be a Makefile generated for each Makefile.PL
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