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-rw-r--r--target/linux/uml/image/Makefile11
1 files changed, 11 insertions, 0 deletions
diff --git a/target/linux/uml/image/Makefile b/target/linux/uml/image/Makefile
index 8e83bfeecc..c8ed874d15 100644
--- a/target/linux/uml/image/Makefile
+++ b/target/linux/uml/image/Makefile
@@ -22,3 +22,14 @@ define Image/Build
endef
$(eval $(call BuildImage))
+
+# UML requires linking against several glibc static libraries: libutil, librt
+# and libpthread, check that here. We do not check against libpthread
+# specifically because getting something to build that references a libpthread
+# symbol is pretty involved and Linux distributions package these 3 libraries
+# in the same package.
+
+$(eval $(call TestHostCommand,glibc-static, \
+ Please install a static glibc package. (Missing libutil.a, librt.a or libpthread.a), \
+ echo 'int main(int argc, char **argv) { login(0); timer_gettime(0, 0); return 0; }' | \
+ gcc -include utmp.h -x c -o $(TMP_DIR)/a.out - -static -lutil -lrt))