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authorGuy Harris <guy@alum.mit.edu>2018-11-09 11:33:55 -0800
committerGuy Harris <guy@alum.mit.edu>2018-11-09 11:33:55 -0800
commit36563f09b06a56f00360905d7da8b5d6546b65c1 (patch)
tree23c43258c3613c62208689d3fd15e07bab013730 /configure.ac
parentbc410907642bad21b1e87cc1eac40a445b537d3b (diff)
downloadtcpdump-36563f09b06a56f00360905d7da8b5d6546b65c1.tar.gz
Require sys/capsicum.h to use Capsicum.
My PC-BSD 9.1 VM, at least, has sys/capability.h but not sys/capsicum.h; we now use sys/capsicum.h, so require it to be present (which it is in FreeBSD 10 and later).
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac15
1 files changed, 12 insertions, 3 deletions
diff --git a/configure.ac b/configure.ac
index 2439aaa7..e4f1d258 100644
--- a/configure.ac
+++ b/configure.ac
@@ -199,9 +199,18 @@ AC_ARG_WITH(sandbox-capsicum,
# present, imply others are present?
#
if test ! -z "$with_sandbox-capsicum" && test "$with_sandbox-capsicum" != "no" ; then
- AC_CHECK_FUNCS(cap_enter cap_rights_limit cap_ioctls_limit openat,
- ac_lbl_capsicum_function_seen=yes,
- ac_lbl_capsicum_function_not_seen=yes)
+ #
+ # First, make sure we have the required header.
+ #
+ AC_CHECK_HEADER(sys/capsicum.h,
+ [
+ #
+ # We do; now make sure we have the required functions.
+ #
+ AC_CHECK_FUNCS(cap_enter cap_rights_limit cap_ioctls_limit openat,
+ ac_lbl_capsicum_function_seen=yes,
+ ac_lbl_capsicum_function_not_seen=yes)
+ ])
AC_CHECK_LIB(casper, cap_init, LIBS="$LIBS -lcasper")
AC_CHECK_LIB(cap_dns, cap_gethostbyaddr, LIBS="$LIBS -lcap_dns")
fi