diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 84 |
1 files changed, 69 insertions, 15 deletions
@@ -5358,7 +5358,63 @@ else # Check for a bunch of headers for various packet # capture mechanisms. # - for ac_header in net/bpf.h net/pfilt.h net/enet.h + for ac_header in net/bpf.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "net/bpf.h" "ac_cv_header_net_bpf_h" "$ac_includes_default" +if test "x$ac_cv_header_net_bpf_h" = xyes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_NET_BPF_H 1 +_ACEOF + +fi + +done + + if test "$ac_cv_header_net_bpf_h" = yes; then + # + # Does it define BIOCSETIF? + # I.e., is it a header for an LBL/BSD-style capture + # mechanism, or is it just a header for a BPF filter + # engine? Some versions of Arch Linux, for example, + # have a net/bpf.h that doesn't define BIOCSETIF; + # as it's a Linux, it should use packet sockets, + # instead. + # + { $as_echo "$as_me:${as_lineno-$LINENO}: checking if net/bpf.h defines BIOCSETIF" >&5 +$as_echo_n "checking if net/bpf.h defines BIOCSETIF... " >&6; } + if ${ac_cv_lbl_bpf_h_defines_biocsetif+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <sys/ioctl.h> +#ifdef HAVE_SYS_IOCCOM_H +#include <sys/ioccom.h> +#endif +#include <net/bpf.h> +#include <net/if.h> + +int +main () +{ +u_int i = BIOCSETIF; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_lbl_bpf_h_defines_biocsetif=yes +else + ac_cv_lbl_bpf_h_defines_biocsetif=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lbl_bpf_h_defines_biocsetif" >&5 +$as_echo "$ac_cv_lbl_bpf_h_defines_biocsetif" >&6; } + fi + for ac_header in net/pfilt.h net/enet.h do : as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" @@ -5398,20 +5454,7 @@ fi done - if test "$ac_cv_header_linux_socket_h" = yes; then - # - # No prizes for guessing this one. - # Check this before BPF, because it appears that - # at least one Arch Linux system might have a net/bpf.h. - # - V_PCAP=linux - - # - # XXX - this won't work with older kernels that have - # SOCK_PACKET sockets but not PF_PACKET sockets. - # - VALGRINDTEST=valgrindtest - elif test "$ac_cv_header_net_bpf_h" = yes; then + if test "$ac_cv_lbl_bpf_h_defines_biocsetif" = yes; then # # BPF. # Check this before DLPI, so that we pick BPF on @@ -5430,6 +5473,17 @@ done VALGRINDTEST=valgrindtest ;; esac + elif test "$ac_cv_header_linux_socket_h" = yes; then + # + # No prizes for guessing this one. + # + V_PCAP=linux + + # + # XXX - this won't work with older kernels that have + # SOCK_PACKET sockets but not PF_PACKET sockets. + # + VALGRINDTEST=valgrindtest elif test "$ac_cv_header_net_pfilt_h" = yes; then # # DEC OSF/1, Digital UNIX, Tru64 UNIX |