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Big reorganisation of command-line syntax.

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This commit is contained in:
Nicholas Marriott
2008-06-05 21:25:00 +00:00
parent ee1a7fded7
commit 0b9b873a55
42 changed files with 963 additions and 1574 deletions
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136
cmd-attach-session.c
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@@ -1,4 +1,4 @@
/* $Id: cmd-attach-session.c,v 1.17 2008-06-05 17:12:10 nicm Exp $ */
/* $Id: cmd-attach-session.c,v 1.18 2008-06-05 21:25:00 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -26,89 +26,32 @@
* Attach existing session to the current terminal.
*/
int cmd_attach_session_parse(struct cmd *, int, char **, char **);
void cmd_attach_session_exec(struct cmd *, struct cmd_ctx *);
void cmd_attach_session_send(struct cmd *, struct buffer *);
void cmd_attach_session_recv(struct cmd *, struct buffer *);
void cmd_attach_session_free(struct cmd *);
void cmd_attach_session_print(struct cmd *, char *, size_t);
struct cmd_attach_session_data {
char *cname;
char *sname;
int flag_detach;
};
const struct cmd_entry cmd_attach_session_entry = {
"attach-session", "attach",
"[-d] [-c client-tty|-s session-name]",
CMD_CANTNEST,
cmd_attach_session_parse,
"[-d] " CMD_TARGET_SESSION_USAGE,
CMD_DFLAG|CMD_CANTNEST,
cmd_target_init,
cmd_target_parse,
cmd_attach_session_exec,
cmd_attach_session_send,
cmd_attach_session_recv,
cmd_attach_session_free,
NULL,
cmd_attach_session_print
cmd_target_send,
cmd_target_recv,
cmd_target_free,
cmd_target_print
};
int
cmd_attach_session_parse(struct cmd *self, int argc, char **argv, char **cause)
{
struct cmd_attach_session_data *data;
int opt;
self->data = data = xmalloc(sizeof *data);
data->cname = NULL;
data->sname = NULL;
data->flag_detach = 0;
while ((opt = getopt(argc, argv, "c:ds:")) != EOF) {
switch (opt) {
case 'c':
if (data->sname != NULL)
goto usage;
if (data->cname == NULL)
data->cname = xstrdup(optarg);
break;
case 'd':
data->flag_detach = 1;
break;
case 's':
if (data->cname != NULL)
goto usage;
if (data->sname == NULL)
data->sname = xstrdup(optarg);
break;
default:
goto usage;
}
}
argc -= optind;
argv += optind;
if (argc != 0)
goto usage;
return (0);
usage:
xasprintf(cause, "usage: %s %s", self->entry->name, self->entry->usage);
self->entry->free(self);
return (-1);
}
void
cmd_attach_session_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_attach_session_data *data = self->data;
struct session *s;
char *cause;
struct cmd_target_data *data = self->data;
struct session *s;
char *cause;
if (ctx->flags & CMD_KEY)
return;
if ((s = cmd_find_session(ctx, data->cname, data->sname)) == NULL)
if ((s = cmd_find_session(ctx, data->target)) == NULL)
return;
if (!(ctx->cmdclient->flags & CLIENT_TERMINAL)) {
@@ -122,7 +65,7 @@ cmd_attach_session_exec(struct cmd *self, struct cmd_ctx *ctx)
return;
}
if (data->flag_detach)
if (data->flags & CMD_DFLAG)
server_write_session(s, MSG_DETACH, NULL, 0);
ctx->cmdclient->session = s;
@@ -131,52 +74,3 @@ cmd_attach_session_exec(struct cmd *self, struct cmd_ctx *ctx)
server_redraw_client(ctx->cmdclient);
}
void
cmd_attach_session_send(struct cmd *self, struct buffer *b)
{
struct cmd_attach_session_data *data = self->data;
buffer_write(b, data, sizeof *data);
cmd_send_string(b, data->cname);
cmd_send_string(b, data->sname);
}
void
cmd_attach_session_recv(struct cmd *self, struct buffer *b)
{
struct cmd_attach_session_data *data;
self->data = data = xmalloc(sizeof *data);
buffer_read(b, data, sizeof *data);
data->cname = cmd_recv_string(b);
data->sname = cmd_recv_string(b);
}
void
cmd_attach_session_free(struct cmd *self)
{
struct cmd_attach_session_data *data = self->data;
if (data->cname != NULL)
xfree(data->cname);
if (data->sname != NULL)
xfree(data->sname);
xfree(data);
}
void
cmd_attach_session_print(struct cmd *self, char *buf, size_t len)
{
struct cmd_attach_session_data *data = self->data;
size_t off = 0;
off += xsnprintf(buf, len, "%s", self->entry->name);
if (data == NULL)
return;
if (off < len && data->flag_detach)
off += xsnprintf(buf + off, len - off, " -d");
if (off < len && data->cname != NULL)
off += xsnprintf(buf + off, len - off, " -c %s", data->cname);
if (off < len && data->sname != NULL)
off += xsnprintf(buf + off, len - off, " -s %s", data->sname);
}