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Better error messages with no server.

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This commit is contained in:
Nicholas Marriott 2007-12-01 11:10:33 +00:00
parent 2b3ba1cfad
commit e0383f59bd
2 changed files with 24 additions and 33 deletions
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52
client.c
View File

@ -1,4 +1,4 @@
/* $Id: client.c,v 1.23 2007-11-27 19:23:33 nicm Exp $ */
/* $Id: client.c,v 1.24 2007-12-01 11:10:33 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -55,58 +55,46 @@ retry:
retries++;
goto retry;
}
log_warn("%s: stat", path);
return (-1);
goto fail;
}
if (!S_ISSOCK(sb.st_mode)) {
log_warnx("%s: %s", path, strerror(ENOTSOCK));
return (-1);
errno = ENOTSOCK;
goto fail;
}
memset(&sa, 0, sizeof sa);
sa.sun_family = AF_UNIX;
size = strlcpy(sa.sun_path, path, sizeof sa.sun_path);
if (size >= sizeof sa.sun_path) {
log_warnx("%s: %s", path, strerror(ENAMETOOLONG));
return (-1);
errno = ENAMETOOLONG;
goto fail;
}
if ((cctx->srv_fd = socket(AF_UNIX, SOCK_STREAM, 0)) == -1) {
log_warn("%s: socket", path);
return (-1);
}
if ((cctx->srv_fd = socket(AF_UNIX, SOCK_STREAM, 0)) == -1)
fatal("socket");
if (connect(
cctx->srv_fd, (struct sockaddr *) &sa, SUN_LEN(&sa)) == -1) {
if (start_server && errno == ECONNREFUSED && retries < 10) {
if (unlink(path) != 0) {
log_warn("%s: unlink", path);
return (-1);
}
if (unlink(path) != 0)
goto fail;
usleep(10000);
retries++;
goto retry;
}
log_warn("%s: connect", path);
return (-1);
goto fail;
}
if ((mode = fcntl(cctx->srv_fd, F_GETFL)) == -1) {
log_warn("%s: fcntl", path);
return (-1);
}
if (fcntl(cctx->srv_fd, F_SETFL, mode|O_NONBLOCK) == -1) {
log_warn("%s: fcntl", path);
return (-1);
}
if ((mode = fcntl(cctx->srv_fd, F_GETFL)) == -1)
fatal("fcntl");
if (fcntl(cctx->srv_fd, F_SETFL, mode|O_NONBLOCK) == -1)
fatal("fcntl");
cctx->srv_in = buffer_create(BUFSIZ);
cctx->srv_out = buffer_create(BUFSIZ);
if (isatty(STDIN_FILENO)) {
if (ioctl(STDIN_FILENO, TIOCGWINSZ, &ws) == -1) {
log_warn("ioctl(TIOCGWINSZ)");
return (-1);
}
if (ioctl(STDIN_FILENO, TIOCGWINSZ, &ws) == -1)
fatal("ioctl(TIOCGWINSZ)");
data.sx = ws.ws_col;
data.sy = ws.ws_row;
if (ttyname_r(STDIN_FILENO, data.tty, sizeof data.tty) != 0)
@ -116,6 +104,10 @@ retry:
}
return (0);
fail:
log_warn("server not found");
return (-1);
}
int

5
server.c
View File

@ -1,4 +1,4 @@
/* $Id: server.c,v 1.41 2007-11-27 20:01:30 nicm Exp $ */
/* $Id: server.c,v 1.42 2007-12-01 11:10:33 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -65,8 +65,7 @@ server_start(const char *path)
switch (fork()) {
case -1:
log_warn("fork");
return (-1);
fatal("fork");
case 0:
break;
default: