2 #include <netinet/in.h>
3 #include <sys/socket.h>
6 eprint(const char *fmt, ...) {
9 fprintf(stderr, "%s", bufout);
11 if(fmt[0] && fmt[strlen(fmt)-1] == ':')
12 fprintf(stderr, " %s\n", strerror(errno));
17 dial(char *host, int port) {
19 static struct sockaddr_in addr;
22 if((i = socket(AF_INET, SOCK_STREAM, 0)) < 0)
23 eprint("sic: cannot connect host '%s':", host);
24 if(nil == (hp = gethostbyname(host)))
25 eprint("sic: cannot resolve hostname '%s': %s\n", host, hstrerror(h_errno));
26 addr.sin_family = AF_INET;
27 addr.sin_port = htons(port);
28 memcpy(&addr.sin_addr, hp->h_addr, hp->h_length);
29 if(connect(i, (struct sockaddr*)&addr, sizeof(struct sockaddr_in)))
30 eprint("sic: cannot connect host '%s':", host);
34 #define strlcpy _strlcpy
36 strlcpy(char *to, const char *from, int l) {
37 strncpy(to, from, l-1);
42 eat(char **s, int (*p)(int), int r) {
45 for(q=*s; *q && p(*q) == r; q++)
57 if(**s) *(*s)++ = '\0';
62 ctok(char **s, int c) {
66 for(p=q; *p && *p != c; p++)