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libpfm4: disable when pthreads barrier support in missing

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The old linuxthreads pthreads implementation does not support barriers.
Disable libpfm4 for arches that don't have either NPTL or new linuxthreads
pthreads implementation.

Fixes
http://autobuild.buildroot.net/results/ea5/ea594807b891cbe1f0eddad7f89d34af160636c4/.

Also, add missing comment arches dependency.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Baruch Siach 2014-01-05 11:06:00 +02:00 committed by Peter Korsgaard
parent bfbe4dd19e
commit 344a1b88ee
1 changed files with 2 additions and 0 deletions
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2
package/libpfm4/Config.in
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@ -1,6 +1,7 @@
config BR2_PACKAGE_LIBPFM4
bool "libpfm4"
depends on !BR2_avr32 # no perf_event_open
depends on !BR2_xtensa && !BR2_bfin # no nptl or linuxthreads (new)
depends on BR2_TOOLCHAIN_HAS_THREADS
help
A helper library to help encode Performance Events to use with
@ -10,3 +11,4 @@ config BR2_PACKAGE_LIBPFM4
comment "libpfm4 needs a toolchain w/ threads"
depends on !BR2_TOOLCHAIN_HAS_THREADS
depends on !BR2_avr32 && !BR2_xtensa && !BR2_bfin