include/prereq-build.mk: explicitly check for -f flag when using busybox time

[oweals/openwrt.git] / include / prereq-build.mk

diff --git a/include/prereq-build.mk b/include/prereq-build.mk
index 5b9a7e049d15720fa51815706a067278fa27b1b3..edd63e9ee6821c80273756f423246f42fb5acc6d 100644 (file)
--- a/include/prereq-build.mk
+++ b/include/prereq-build.mk
@@ -138,6 +138,11 @@ $(eval $(call SetupHostCommand,bzip2,Please install 'bzip2', \
 $(eval $(call SetupHostCommand,wget,Please install GNU 'wget', \
        wget --version | grep GNU))
 
+$(eval $(call SetupHostCommand,time,Please install GNU 'time' or BusyBox 'time' that supports -f, \
+       gtime --version 2>&1 | grep GNU, \
+       time --version 2>&1 | grep GNU, \
+       busybox time 2>&1 | grep -- '-f FMT'))
+
 $(eval $(call SetupHostCommand,perl,Please install Perl 5.x, \
        perl --version | grep "perl.*v5"))