Fix compiler warnings.

[tinc] / src / tincctl.c

diff --git a/src/tincctl.c b/src/tincctl.c
index 7d27341..ebd2e13 100644 (file)
--- a/src/tincctl.c
+++ b/src/tincctl.c
@@ -405,14 +405,14 @@ bool recvdata(int fd, char *data, size_t len) {
 bool sendline(int fd, char *format, ...) {
        static char buffer[4096];
        char *p = buffer;
-       size_t blen = 0;
+       int blen = 0;
        va_list ap;
 
        va_start(ap, format);
        blen = vsnprintf(buffer, sizeof buffer, format, ap);
        va_end(ap);
 
-       if(blen < 0 || blen >= sizeof buffer)
+       if(blen < 1 || blen >= sizeof buffer)
                return false;
 
        buffer[blen] = '\n';
@@ -422,7 +422,7 @@ bool sendline(int fd, char *format, ...) {
                int result = send(fd, p, blen, 0);
                if(result == -1 && errno == EINTR)
                        continue;
-               else if(result <= 0);
+               else if(result <= 0)
                        return false;
                p += result;
                blen -= result;
@@ -574,7 +574,7 @@ int main(int argc, char *argv[], char *envp[]) {
        struct addrinfo *res = NULL;
 
        if(getaddrinfo(host, port, &hints, &res) || !res) {
-               fprintf(stderr, "Cannot resolve %s port %s: %s", host ?: "localhost", port, strerror(errno));
+               fprintf(stderr, "Cannot resolve %s port %s: %s", host, port, strerror(errno));
                return 1;
        }
 
@@ -593,7 +593,7 @@ int main(int argc, char *argv[], char *envp[]) {
 #endif
 
        if(connect(fd, res->ai_addr, res->ai_addrlen) < 0) {
-               fprintf(stderr, "Cannot connect to %s port %s: %s\n", host ?: "localhost", port, sockstrerror(sockerrno));
+               fprintf(stderr, "Cannot connect to %s port %s: %s\n", host, port, sockstrerror(sockerrno));
                return 1;
        }