Add support for libcasper library available on FreeBSD 11.0 and newer.

[tcpdump] / configure.in

diff --git a/configure.in b/configure.in
index d7484ede34bfe34b9982eec63b8335d91568db1f..d8cc3882abc676a7d4f715b4674e8fc97bcc232c 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -225,6 +225,8 @@ if test ! -z "$with_sandbox-capsicum" && test "$with_sandbox-capsicum" != "no" ;
        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
 AC_MSG_CHECKING([whether to sandbox using capsicum])
 if test "x$ac_lbl_capsicum_function_seen" = "xyes" -a "x$ac_lbl_capsicum_function_not_seen" != "xyes"; then
@@ -233,6 +235,13 @@ if test "x$ac_lbl_capsicum_function_seen" = "xyes" -a "x$ac_lbl_capsicum_functio
 else
        AC_MSG_RESULT(no)
 fi
+AC_MSG_CHECKING([whether to sandbox using Casper library])
+if test "x$ac_cv_lib_casper_cap_init" = "xyes" -a "x$ac_cv_lib_cap_dns_cap_gethostbyaddr" = "xyes"; then
+       AC_DEFINE(HAVE_CASPER, 1, [Casper support available])
+       AC_MSG_RESULT(yes)
+else
+       AC_MSG_RESULT(no)
+fi
 
 #
 # We must check this before checking whether to check the OS's IPv6,