2 #include <netinet/in.h>
3 #include <sys/socket.h>
5 #define va_buf(buf, fmt) {\
8 vsnprintf(buf, sizeof buf, fmt, ap); \
13 eprint(const char *fmt, ...) {
16 fprintf(stderr, "%s", bufout);
18 if(fmt[0] && fmt[strlen(fmt)-1] == ':')
19 fprintf(stderr, " %s\n", strerror(errno));
24 dial(char *host, int port) {
26 static struct sockaddr_in addr;
29 if((i = socket(AF_INET, SOCK_STREAM, 0)) < 0)
30 eprint("sic: cannot connect host '%s':", host);
31 if(nil == (hp = gethostbyname(host)))
32 eprint("sic: cannot resolve hostname '%s': %s\n", host, hstrerror(h_errno));
33 addr.sin_family = AF_INET;
34 addr.sin_port = htons(port);
35 memcpy(&addr.sin_addr, hp->h_addr, hp->h_length);
36 if(connect(i, (struct sockaddr*)&addr, sizeof(struct sockaddr_in)))
37 eprint("sic: cannot connect host '%s':", host);
41 #define strlcpy _strlcpy
43 strlcpy(char *to, const char *from, int l) {
44 memccpy(to, from, '\0', l);
49 eat(char **s, int (*p)(int), int r) {
52 for(q=*s; *q && p(*q) == r; q++)
64 if(**s) *(*s)++ = '\0';
69 ctok(char **s, int c) {
73 for(p=q; *p && *p != c; p++)