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PING6(8): Use local scope for global variables

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This commit is contained in:
Sebastian Huber 2013-10-31 09:59:35 +01:00
parent 902170b2c1
commit 2f72888548
1 changed files with 36 additions and 36 deletions
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72
freebsd/sbin/ping6/ping6.c
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@ -199,7 +199,7 @@ struct tv32 {
#define F_MISSED 0x800000 #define F_MISSED 0x800000
#define F_DONTFRAG 0x1000000 #define F_DONTFRAG 0x1000000
#define F_NOUSERDATA (F_NODEADDR | F_FQDN | F_FQDNOLD | F_SUPTYPES) #define F_NOUSERDATA (F_NODEADDR | F_FQDN | F_FQDNOLD | F_SUPTYPES)
u_int options; static u_int options;
#define IN6LEN sizeof(struct in6_addr) #define IN6LEN sizeof(struct in6_addr)
#define SA6LEN sizeof(struct sockaddr_in6) #define SA6LEN sizeof(struct sockaddr_in6)
@ -213,52 +213,52 @@ u_int options;
* to 8192 for complete accuracy... * to 8192 for complete accuracy...
*/ */
#define MAX_DUP_CHK (8 * 8192) #define MAX_DUP_CHK (8 * 8192)
int mx_dup_ck = MAX_DUP_CHK; static int mx_dup_ck = MAX_DUP_CHK;
char rcvd_tbl[MAX_DUP_CHK / 8]; static char rcvd_tbl[MAX_DUP_CHK / 8];
struct addrinfo *res; static struct addrinfo *res;
struct sockaddr_in6 dst; /* who to ping6 */ static struct sockaddr_in6 dst; /* who to ping6 */
struct sockaddr_in6 src; /* src addr of this packet */ static struct sockaddr_in6 src; /* src addr of this packet */
socklen_t srclen; static socklen_t srclen;
int datalen = DEFDATALEN; static int datalen = DEFDATALEN;
int s; /* socket file descriptor */ static int s; /* socket file descriptor */
u_char outpack[MAXPACKETLEN]; static u_char outpack[MAXPACKETLEN];
char BSPACE = '\b'; /* characters written for flood */ static char BSPACE = '\b'; /* characters written for flood */
char BBELL = '\a'; /* characters written for AUDIBLE */ static char BBELL = '\a'; /* characters written for AUDIBLE */
char DOT = '.'; static char DOT = '.';
char *hostname; static char *hostname;
int ident; /* process id to identify our packets */ static int ident; /* process id to identify our packets */
u_int8_t nonce[8]; /* nonce field for node information */ static u_int8_t nonce[8]; /* nonce field for node information */
int hoplimit = -1; /* hoplimit */ static int hoplimit = -1; /* hoplimit */
int pathmtu = 0; /* path MTU for the destination. 0 = unspec. */ static int pathmtu = 0; /* path MTU for the destination. 0 = unspec. */
/* counters */ /* counters */
long nmissedmax; /* max value of ntransmitted - nreceived - 1 */ static long nmissedmax; /* max value of ntransmitted - nreceived - 1 */
long npackets; /* max packets to transmit */ static long npackets; /* max packets to transmit */
long nreceived; /* # of packets we got back */ static long nreceived; /* # of packets we got back */
long nrepeats; /* number of duplicates */ static long nrepeats; /* number of duplicates */
long ntransmitted; /* sequence # for outbound packets = #sent */ static long ntransmitted; /* sequence # for outbound packets = #sent */
struct timeval interval = {1, 0}; /* interval between packets */ static struct timeval interval = {1, 0}; /* interval between packets */
/* timing */ /* timing */
int timing; /* flag to do timing */ static int timing; /* flag to do timing */
double tmin = 999999999.0; /* minimum round trip time */ static double tmin = 999999999.0; /* minimum round trip time */
double tmax = 0.0; /* maximum round trip time */ static double tmax = 0.0; /* maximum round trip time */
double tsum = 0.0; /* sum of all times, for doing average */ static double tsum = 0.0; /* sum of all times, for doing average */
double tsumsq = 0.0; /* sum of all times squared, for std. dev. */ static double tsumsq = 0.0; /* sum of all times squared, for std. dev. */
/* for node addresses */ /* for node addresses */
u_short naflags; static u_short naflags;
/* for ancillary data(advanced API) */ /* for ancillary data(advanced API) */
struct msghdr smsghdr; static struct msghdr smsghdr;
struct iovec smsgiov; static struct iovec smsgiov;
char *scmsg = 0; static char *scmsg = 0;
volatile sig_atomic_t seenalrm; static volatile sig_atomic_t seenalrm;
volatile sig_atomic_t seenint; static volatile sig_atomic_t seenint;
#ifdef SIGINFO #ifdef SIGINFO
volatile sig_atomic_t seeninfo; static volatile sig_atomic_t seeninfo;
#endif #endif
#ifdef __rtems__ #ifdef __rtems__