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Merge branch 'obsd-master' into master

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This commit is contained in:
Thomas Adam
2021-02-17 09:58:51 +00:00
parent ce5de76592 af3ffa9c41
commit 3a76a56824
5 changed files with 169 additions and 72 deletions
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46
client.c
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@ -61,7 +61,8 @@ static __dead void client_exec(const char *,const char *);
static int client_get_lock(char *);
static int client_connect(struct event_base *, const char *,
uint64_t);
static void client_send_identify(const char *, const char *, int);
static void client_send_identify(const char *, const char *,
char **, u_int, const char *, int);
static void client_signal(int);
static void client_dispatch(struct imsg *, void *);
static void client_dispatch_attached(struct imsg *);
@ -234,13 +235,14 @@ client_main(struct event_base *base, int argc, char **argv, uint64_t flags,
struct cmd_parse_result *pr;
struct msg_command *data;
int fd, i;
const char *ttynam, *cwd;
const char *ttynam, *termname, *cwd;
pid_t ppid;
enum msgtype msg;
struct termios tio, saved_tio;
size_t size, linesize = 0;
ssize_t linelen;
char *line = NULL;
char *line = NULL, **caps = NULL, *cause;
u_int ncaps = 0;
/* Ignore SIGCHLD now or daemon() in the server will leave a zombie. */
signal(SIGCHLD, SIG_IGN);
@ -296,6 +298,8 @@ client_main(struct event_base *base, int argc, char **argv, uint64_t flags,
cwd = "/";
if ((ttynam = ttyname(STDIN_FILENO)) == NULL)
ttynam = "";
if ((termname = getenv("TERM")) == NULL)
termname = "";
/*
* Drop privileges for client. "proc exec" is needed for -c and for
@ -311,6 +315,16 @@ client_main(struct event_base *base, int argc, char **argv, uint64_t flags,
NULL) != 0)
fatal("pledge failed");
/* Load terminfo entry if any. */
if (isatty(STDIN_FILENO) &&
*termname != '\0' &&
tty_term_read_list(termname, STDIN_FILENO, &caps, &ncaps,
&cause) != 0) {
fprintf(stderr, "%s\n", cause);
free(cause);
return (1);
}
/* Free stuff that is not used in the client. */
if (ptm_fd != -1)
close(ptm_fd);
@ -341,7 +355,8 @@ client_main(struct event_base *base, int argc, char **argv, uint64_t flags,
}
/* Send identify messages. */
client_send_identify(ttynam, cwd, feat);
client_send_identify(ttynam, termname, caps, ncaps, cwd, feat);
tty_term_free_list(caps, ncaps);
/* Send first command. */
if (msg == MSG_COMMAND) {
@ -424,27 +439,32 @@ client_main(struct event_base *base, int argc, char **argv, uint64_t flags,
/* Send identify messages to server. */
static void
client_send_identify(const char *ttynam, const char *cwd, int feat)
client_send_identify(const char *ttynam, const char *termname, char **caps,
u_int ncaps, const char *cwd, int feat)
{
const char *s;
char **ss;
size_t sslen;
int fd, flags = client_flags;
pid_t pid;
char **ss;
size_t sslen;
int fd, flags = client_flags;
pid_t pid;
u_int i;
proc_send(client_peer, MSG_IDENTIFY_FLAGS, -1, &flags, sizeof flags);
proc_send(client_peer, MSG_IDENTIFY_LONGFLAGS, -1, &client_flags,
sizeof client_flags);
if ((s = getenv("TERM")) == NULL)
s = "";
proc_send(client_peer, MSG_IDENTIFY_TERM, -1, s, strlen(s) + 1);
proc_send(client_peer, MSG_IDENTIFY_TERM, -1, termname,
strlen(termname) + 1);
proc_send(client_peer, MSG_IDENTIFY_FEATURES, -1, &feat, sizeof feat);
proc_send(client_peer, MSG_IDENTIFY_TTYNAME, -1, ttynam,
strlen(ttynam) + 1);
proc_send(client_peer, MSG_IDENTIFY_CWD, -1, cwd, strlen(cwd) + 1);
for (i = 0; i < ncaps; i++) {
proc_send(client_peer, MSG_IDENTIFY_TERMINFO, -1,
caps[i], strlen(caps[i]) + 1);
}
if ((fd = dup(STDIN_FILENO)) == -1)
fatal("dup failed");
proc_send(client_peer, MSG_IDENTIFY_STDIN, fd, NULL, 0);