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| author | Guy Harris <guy@alum.mit.edu> | 2018-07-29 14:59:40 -0700 |
|---|---|---|
| committer | Guy Harris <guy@alum.mit.edu> | 2018-07-29 14:59:40 -0700 |
| commit | ca47c45b8eab2e205165e175411a5e71e18101fc (patch) | |
| tree | 77535b081865eba7e6d274cf80529905fe4ab940 /tcpdump.c | |
| parent | f55f92e3218bbe788bad0d21b2cff9b5d88b3d47 (diff) | |
| download | tcpdump-ca47c45b8eab2e205165e175411a5e71e18101fc.tar.gz | |
Surround some declarations/definitions with #ifdefs.
Some variables are used only if certain pcap APIs are available; don't
define them if the APIs aren't available.
We don't define show_tstamp_types_and_exit() unless we have
pcap_set_tstamp_type(); don't declare it if we don't define it.
Diffstat (limited to 'tcpdump.c')
| -rw-r--r-- | tcpdump.c | 8 |
1 files changed, 7 insertions, 1 deletions
@@ -152,7 +152,9 @@ The Regents of the University of California. All rights reserved.\n"; #define SIGNAL_FLUSH_PCAP SIGUSR2 #endif +#if defined(HAVE_PCAP_CREATE) || defined(_WIN32) static int Bflag; /* buffer size */ +#endif #ifdef HAVE_PCAP_DUMP_FTELL64 static int64_t Cflag; /* rotate dump files after this many bytes */ #else @@ -186,13 +188,15 @@ static int Lflag; /* list available data link types and exit */ static int Iflag; /* rfmon (monitor) mode */ #ifdef HAVE_PCAP_SET_TSTAMP_TYPE static int Jflag; /* list available time stamp types */ -#endif static int jflag = -1; /* packet time stamp source */ +#endif static int pflag; /* don't go promiscuous */ #ifdef HAVE_PCAP_SETDIRECTION static int Qflag = -1; /* restrict captured packet by send/receive direction */ #endif +#ifdef HAVE_PCAP_DUMP_FLUSH static int Uflag; /* "unbuffered" output of dump files */ +#endif static int Wflag; /* recycle output files after this number of files */ static int WflagChars; static char *zflag = NULL; /* compress each savefile using a specified command (like gzip or bzip2) */ @@ -218,7 +222,9 @@ static void cleanup(int); static void child_cleanup(int); static void print_version(void); static void print_usage(void); +#ifdef HAVE_PCAP_SET_TSTAMP_TYPE static NORETURN void show_tstamp_types_and_exit(pcap_t *, const char *device); +#endif static NORETURN void show_dlts_and_exit(pcap_t *, const char *device); #ifdef HAVE_PCAP_FINDALLDEVS static NORETURN void show_devices_and_exit(void); |