Apply vodz' last_patch44 -- cleanup several chars to be const, fix

rotten error handling, kill spare \n's, etc

diff --git a/networking/netstat.c b/networking/netstat.c
index 6e7cc5e..00b5822 100644 (file)
--- a/networking/netstat.c
+++ b/networking/netstat.c
@@ -45,7 +45,7 @@ extern void displayroutes(int noresolve, int netstatfmt);
 #define NETSTAT_RAW                    0x40
 #define NETSTAT_UNIX           0x80
 
-int flags = NETSTAT_CONNECTED | 
+static int flags = NETSTAT_CONNECTED |
                        NETSTAT_TCP | NETSTAT_UDP | NETSTAT_RAW | NETSTAT_UNIX;
 
 #define PROGNAME_WIDTHs PROGNAME_WIDTH1(PROGNAME_WIDTH)
@@ -68,7 +68,7 @@ enum {
     TCP_CLOSING                        /* now a valid state */
 };
 
-static const char *tcp_state[] =
+static const char * const tcp_state[] =
 {
     "",
     "ESTABLISHED",
@@ -142,7 +142,8 @@ static void snprint_ip_port(char *ip_port, int size, struct sockaddr *addr, int
 static void tcp_do_one(int lnr, const char *line)
 {
        char local_addr[64], rem_addr[64];
-       char *state_str, more[512];
+       const char *state_str;
+       char more[512];
        int num, local_port, rem_port, d, state, timer_run, uid, timeout;
        struct sockaddr_in localaddr, remaddr;
        unsigned long rxq, txq, time_len, retr, inode;
@@ -168,10 +169,10 @@ static void tcp_do_one(int lnr, const char *line)
        }
 
        if (num < 10) {
-               error_msg("warning, got bogus tcp line.\n");
+               error_msg("warning, got bogus tcp line.");
                return;
        }
-       state_str=(char*)tcp_state[state];
+       state_str = tcp_state[state];
        if ((rem_port && (flags&NETSTAT_CONNECTED)) ||
                (!rem_port && (flags&NETSTAT_LISTENING)))
        {
@@ -218,7 +219,7 @@ static void udp_do_one(int lnr, const char *line)
        }
 
        if (num < 10) {
-               error_msg("warning, got bogus udp line.\n");
+               error_msg("warning, got bogus udp line.");
                return;
        }
        switch (state) {
@@ -282,7 +283,7 @@ static void raw_do_one(int lnr, const char *line)
        }
 
        if (num < 10) {
-               error_msg("warning, got bogus raw line.\n");
+               error_msg("warning, got bogus raw line.");
                return;
        }
        state_str=itoa(state);
@@ -325,7 +326,7 @@ static void unix_do_one(int nr, const char *line)
        num = sscanf(line, "%p: %lX %lX %lX %X %X %d %s",
                                 &d, &refcnt, &proto, &unix_flags, &type, &state, &inode, path);
        if (num < 6) {
-               error_msg("warning, got bogus unix line.\n");
+               error_msg("warning, got bogus unix line.");
                return;
        }
        if (!(has & HAS_INODE))
@@ -432,22 +433,19 @@ static void unix_do_one(int nr, const char *line)
 #define _PATH_PROCNET_RAW "/proc/net/raw"
 #define _PATH_PROCNET_UNIX "/proc/net/unix"
 
-static int do_info(char *file, char *name, void (*proc)(int, const char *))
+static void do_info(const char *file, const char *name, void (*proc)(int, const char *))
 {
        char buffer[8192];
-       int rc = 0;
        int lnr = 0;
        FILE *procinfo;
 
-       procinfo = fopen((file), "r");
+       procinfo = fopen(file, "r");
        if (procinfo == NULL) {
                if (errno != ENOENT) {
-                       perror((file));
-                       return -1;
+                       perror(file);
+               } else {
+               error_msg("no support for `%s' on this system.", name);
                }
-               error_msg("%s: no support for `%s' on this system.\n",
-                               "netstat", (name));
-               rc = 1;
        } else {
                do {
                        if (fgets(buffer, sizeof(buffer), procinfo))
@@ -455,7 +453,6 @@ static int do_info(char *file, char *name, void (*proc)(int, const char *))
                } while (!feof(procinfo));
                fclose(procinfo);
        }
-       return rc;
 }
 
 /*
@@ -505,8 +502,7 @@ int netstat_main(int argc, char **argv)
                displayroutes ( flags & NETSTAT_NUMERIC, !extended );
                return 0; 
 #else
-               printf( "-r (display routing table) is not compiled in.\n" );
-               return 1;
+               error_msg_and_die( "-r (display routing table) is not compiled in." );
 #endif
        }