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New session selection rules:

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- find by name if given
	- otherwise try current index from $TMUX
	- otherwise if only one session, use it
	- otherwise error
This commit is contained in:
Nicholas Marriott
2007-09-27 09:52:03 +00:00
parent 3fa8f16364
commit 22990a6595
7 changed files with 131 additions and 57 deletions
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53
server-fn.c
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@@ -1,4 +1,4 @@
/* $Id: server-fn.c,v 1.3 2007-09-27 09:15:58 nicm Exp $ */
/* $Id: server-fn.c,v 1.4 2007-09-27 09:52:03 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -19,9 +19,60 @@
#include <sys/types.h>
#include <string.h>
#include <unistd.h>
#include "tmux.h"
/* Find session from sessid. */
struct session *
server_find_sessid(struct sessid *sid, char **cause)
{
struct session *s;
u_int i, n;
if (*sid->name != '\0') {
if ((s = session_find(sid->name)) == NULL) {
xasprintf(cause, "session not found: %s", sid->name);
return (NULL);
}
return (s);
}
if (sid->pid != -1) {
if (sid->pid != getpid()) {
xasprintf(cause, "wrong server: %lld", sid->pid);
return (NULL);
}
if (sid->idx > ARRAY_LENGTH(&sessions)) {
xasprintf(cause, "index out of range: %u", sid->idx);
return (NULL);
}
if ((s = ARRAY_ITEM(&sessions, sid->idx) = NULL)) {
xasprintf(cause, "session doesn't exist: %u", sid->idx);
return (NULL);
}
return (s);
}
s = NULL;
n = 0;
for (i = 0; i < ARRAY_LENGTH(&sessions); i++) {
if (ARRAY_ITEM(&sessions, i) != NULL) {
s = ARRAY_ITEM(&sessions, i);
n++;
}
}
if (s == NULL) {
xasprintf(cause, "no sessions");
return (NULL);
}
if (n != 1) {
xasprintf(cause, "multiple sessions and session not specified");
return (NULL);
}
return (s);
}
/* Write command to a client. */
void
server_write_client(struct client *c, enum hdrtype type, void *buf, size_t len)