[PATCH 3/3] unittests: Define the use of _GNU_SOURCE

[Olliver Schinagl <oliver@xxxxxxxxxxx>]

The unittest suite actually makes use of some _GNU extensions during the
build (loff_t for example). So lets enable this in the makefile.

Signed-off-by: Olliver Schinagl <oliver@xxxxxxxxxxx>
---
 tests/unittests/Makemodule.am | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/unittests/Makemodule.am b/tests/unittests/Makemodule.am
index b7ae575..df1041d 100644
--- a/tests/unittests/Makemodule.am
+++ b/tests/unittests/Makemodule.am
@@ -6,7 +6,7 @@ ubilib_test_CPPFLAGS = -O0 --std=gnu99 $(CMOCKA_CFLAGS) -I$(top_srcdir)/include
 mtdlib_test_SOURCES = tests/unittests/libmtd_test.c lib/libmtd.c lib/libmtd_legacy.c
 mtdlib_test_LDADD = $(CMOCKA_LIBS)
 mtdlib_test_LDFLAGS = -Wl,--wrap=open -Wl,--wrap=close -Wl,--wrap=ioctl -Wl,--wrap=read -Wl,--wrap=lseek -Wl,--wrap=write
-mtdlib_test_CPPFLAGS = -O0 --std=gnu99 $(CMOCKA_CFLAGS) -I$(top_srcdir)/lib/ -I$(top_srcdir)/include -DSYSFS_ROOT='"$(top_srcdir)/tests/unittests/sysfs_mock"'
+mtdlib_test_CPPFLAGS = -O0 -D_GNU_SOURCE --std=gnu99 $(CMOCKA_CFLAGS) -I$(top_srcdir)/lib/ -I$(top_srcdir)/include -DSYSFS_ROOT='"$(top_srcdir)/tests/unittests/sysfs_mock"'
 
 TEST_BINS = \
 	ubilib_test \
-- 
2.20.1


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