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libkrb5: fix build on riscv

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Define _REENTRANT otherwise pthread detection will fail

Fixes:
 - http://autobuild.buildroot.org/results/39a51d0c3feab74edd8a17c9174d031ccc7ffe1d

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
This commit is contained in:
Fabrice Fontaine 2018-11-11 18:52:10 +01:00 committed by Thomas Petazzoni
parent 2e57e835bf
commit e86af4c396
1 changed files with 8 additions and 1 deletions
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9
package/libkrb5/libkrb5.mk
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@ -52,7 +52,14 @@ else
LIBKRB5_CONF_OPTS += --without-readline
endif
ifneq ($(BR2_TOOLCHAIN_HAS_THREADS),y)
ifeq ($(BR2_TOOLCHAIN_HAS_THREADS),y)
# gcc on riscv doesn't define _REENTRANT when -pthread is passed while
# it should. Compensate this deficiency here otherwise libkrb5 configure
# script doesn't find that thread support is enabled.
ifeq ($(BR2_riscv),y)
LIBKRB5_CONF_ENV += CFLAGS="$(TARGET_CFLAGS) -D_REENTRANT"
endif
else
LIBKRB5_CONF_OPTS += --disable-thread-support
endif