[Buildroot] [PATCH 1/1] mtd: fix build on riscv
Fabrice Fontaine
fontaine.fabrice at gmail.com
Tue Nov 20 18:52:37 UTC 2018
Define _REENTRANT otherwise pthread detection will fail
Fixes:
- http://autobuild.buildroot.org/results/b0e7978a997a2aae383161455b5d898b8c28e2e1
Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
---
package/mtd/mtd.mk | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/package/mtd/mtd.mk b/package/mtd/mtd.mk
index 13e501fc33..2d627ffa3d 100644
--- a/package/mtd/mtd.mk
+++ b/package/mtd/mtd.mk
@@ -11,6 +11,13 @@ MTD_LICENSE = GPL-2.0
MTD_LICENSE_FILES = COPYING
MTD_INSTALL_STAGING = YES
+# gcc on riscv doesn't define _REENTRANT when -pthread is passed while
+# it should. Compensate this deficiency here otherwise mtd configure
+# script doesn't find that thread support is enabled.
+ifeq ($(BR2_TOOLCHAIN_HAS_THREADS):$(BR2_riscv),y:y)
+MTD_CONF_ENV += CFLAGS="$(TARGET_CFLAGS) -D_REENTRANT"
+endif
+
ifeq ($(BR2_PACKAGE_MTD_JFFS_UTILS),y)
MTD_DEPENDENCIES += zlib lzo host-pkgconf
MTD_CONF_OPTS += --with-jffs
--
2.14.1
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