busybox: enable 64 bit shell arithmetic (via long long type)

This matters on 32 bit systems where otherwise timestamp manipulation
in shell scripts would overflow after 2038. One of the scripts in
strace test suite exposed the issue.

Signed-off-by: Alexander Kanavin <alex@linutronix.de>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/meta/recipes-core/busybox/busybox/defconfig b/meta/recipes-core/busybox/busybox/defconfig
index 3d36447c63e458a7ff9269b2eb55729c584eba05..f3d545dc3fbe883865cf4c645319148abb3438c7 100644 (file)
--- a/meta/recipes-core/busybox/busybox/defconfig
+++ b/meta/recipes-core/busybox/busybox/defconfig
@@ -1190,7 +1190,7 @@ CONFIG_ASH_CMDCMD=y
 # Options common to all shells
 #
 CONFIG_FEATURE_SH_MATH=y
-# CONFIG_FEATURE_SH_MATH_64 is not set
+CONFIG_FEATURE_SH_MATH_64=y
 CONFIG_FEATURE_SH_MATH_BASE=y
 CONFIG_FEATURE_SH_EXTRA_QUIET=y
 # CONFIG_FEATURE_SH_STANDALONE is not set