diff options
Diffstat (limited to 'man2/select_tut.2')
| -rw-r--r-- | man2/select_tut.2 | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/man2/select_tut.2 b/man2/select_tut.2 index a31832dfa1..b29f69e646 100644 --- a/man2/select_tut.2 +++ b/man2/select_tut.2 @@ -192,7 +192,7 @@ int main (int argc, char **argv) { signal (SIGCHLD, child_sig_handler); for (;;) { /* main loop */ - for (; child_events > 0; child_events--) { + for (; child_events > 0; child_events\-\-) { /* do event work here */ } r = pselect (nfds, &rd, &wr, &er, 0, &orig_sigmask); @@ -260,7 +260,7 @@ main(void) { retval = select(1, &rfds, NULL, NULL, &tv); /* Don't rely on the value of tv now! */ - if (retval == -1) + if (retval == \-1) perror("select()"); else if (retval) printf("Data is available now.\\n"); @@ -304,7 +304,7 @@ static int listen_socket (int listen_port) { int yes; if ((s = socket (AF_INET, SOCK_STREAM, 0)) < 0) { perror ("socket"); - return -1; + return \-1; } yes = 1; if (setsockopt @@ -312,7 +312,7 @@ static int listen_socket (int listen_port) { (char *) &yes, sizeof (yes)) < 0) { perror ("setsockopt"); close (s); - return -1; + return \-1; } memset (&a, 0, sizeof (a)); a.sin_port = htons (listen_port); @@ -321,7 +321,7 @@ static int listen_socket (int listen_port) { (s, (struct sockaddr *) &a, sizeof (a)) < 0) { perror ("bind"); close (s); - return -1; + return \-1; } printf ("accepting connections on port %d\\n", (int) listen_port); @@ -336,7 +336,7 @@ static int connect_socket (int connect_port, if ((s = socket (AF_INET, SOCK_STREAM, 0)) < 0) { perror ("socket"); close (s); - return -1; + return \-1; } memset (&a, 0, sizeof (a)); @@ -348,7 +348,7 @@ static int connect_socket (int connect_port, (struct in_addr *) &a.sin_addr.s_addr)) { perror ("bad IP address format"); close (s); - return -1; + return \-1; } if (connect @@ -357,7 +357,7 @@ static int connect_socket (int connect_port, perror ("connect()"); shutdown (s, SHUT_RDWR); close (s); - return -1; + return \-1; } return s; } @@ -366,7 +366,7 @@ static int connect_socket (int connect_port, if (fd1 >= 0) { \\ shutdown (fd1, SHUT_RDWR); \\ close (fd1); \\ - fd1 = -1; \\ + fd1 = \-1; \\ } \\ } @@ -374,7 +374,7 @@ static int connect_socket (int connect_port, if (fd2 >= 0) { \\ shutdown (fd2, SHUT_RDWR); \\ close (fd2); \\ - fd2 = -1; \\ + fd2 = \-1; \\ } \\ } @@ -382,7 +382,7 @@ static int connect_socket (int connect_port, int main (int argc, char **argv) { int h; - int fd1 = -1, fd2 = -1; + int fd1 = \-1, fd2 = \-1; char buf1[BUF_SIZE], buf2[BUF_SIZE]; int buf1_avail, buf1_written; int buf2_avail, buf2_written; @@ -419,12 +419,12 @@ int main (int argc, char **argv) { nfds = max (nfds, fd2); } if (fd1 > 0 - && buf2_avail - buf2_written > 0) { + && buf2_avail \- buf2_written > 0) { FD_SET (fd1, &wr); nfds = max (nfds, fd1); } if (fd2 > 0 - && buf1_avail - buf1_written > 0) { + && buf1_avail \- buf1_written > 0) { FD_SET (fd2, &wr); nfds = max (nfds, fd2); } @@ -439,7 +439,7 @@ int main (int argc, char **argv) { r = select (nfds + 1, &rd, &wr, &er, NULL); - if (r == -1 && errno == EINTR) + if (r == \-1 && errno == EINTR) continue; if (r < 0) { perror ("select()"); @@ -496,7 +496,7 @@ int main (int argc, char **argv) { if (FD_ISSET (fd1, &rd)) { r = read (fd1, buf1 + buf1_avail, - BUF_SIZE - buf1_avail); + BUF_SIZE \- buf1_avail); if (r < 1) { SHUT_FD1; } else @@ -506,7 +506,7 @@ int main (int argc, char **argv) { if (FD_ISSET (fd2, &rd)) { r = read (fd2, buf2 + buf2_avail, - BUF_SIZE - buf2_avail); + BUF_SIZE \- buf2_avail); if (r < 1) { SHUT_FD2; } else @@ -517,7 +517,7 @@ int main (int argc, char **argv) { r = write (fd1, buf2 + buf2_written, - buf2_avail - + buf2_avail \- buf2_written); if (r < 1) { SHUT_FD1; @@ -529,7 +529,7 @@ int main (int argc, char **argv) { r = write (fd2, buf1 + buf1_written, - buf1_avail - + buf1_avail \- buf1_written); if (r < 1) { SHUT_FD2; @@ -544,11 +544,11 @@ int main (int argc, char **argv) { /* one side has closed the connection, keep writing to the other side until empty */ if (fd1 < 0 - && buf1_avail - buf1_written == 0) { + && buf1_avail \- buf1_written == 0) { SHUT_FD2; } if (fd2 < 0 - && buf2_avail - buf2_written == 0) { + && buf2_avail \- buf2_written == 0) { SHUT_FD1; } } @@ -567,7 +567,7 @@ to have inefficient timeouts. The program does not handle more than one simultaneous connection at a time, although it could easily be extended to do this with a linked list -of buffers - one for each connection. At the moment, new +of buffers \(em one for each connection. At the moment, new connections cause the current connection to be dropped. .SH SELECT LAW |