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fix the libpcap check so that people can set the cache version when cross-compiling
patch by Shawn Wallace <sjwallace@google.com>
--- a/m4/sf.m4
+++ b/m4/sf.m4
@@ -135,7 +135,7 @@
echo
exit 1
fi
- AC_MSG_CHECKING([for libpcap version >= $1])
+ AC_CACHE_CHECK([for libpcap version >= $1], [daq_cv_libpcap_version_1x], [
AC_RUN_IFELSE(
[AC_LANG_PROGRAM(
[[
@@ -147,16 +147,13 @@
if (strcmp(pcap_version, $1) < 0)
return 1;
]])],
- [libpcap_version_1x="yes"],
- [libpcap_version_1x="no"])
- if test "x$libpcap_version_1x" = "xno"; then
- AC_MSG_RESULT(no)
+ [daq_cv_libpcap_version_1x="yes"],
+ [daq_cv_libpcap_version_1x="no"])])
+ if test "x$daq_cv_libpcap_version_1x" = "xno"; then
echo
echo " ERROR! Libpcap library version >= $1 not found."
echo " Get it from http://www.tcpdump.org"
echo
exit 1
- else
- AC_MSG_RESULT(yes)
fi
])
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