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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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156
cmd.c
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@@ -1,4 +1,4 @@
/* $Id: cmd.c,v 1.42 2008-06-05 16:35:32 nicm Exp $ */
/* $Id: cmd.c,v 1.43 2008-06-05 21:25:00 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -19,8 +19,8 @@
#include <sys/types.h>
#include <sys/time.h>
#include <fnmatch.h>
#include <getopt.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
@@ -63,9 +63,6 @@ const struct cmd_entry *cmd_table[] = {
NULL
};
struct client *cmd_lookup_client(const char *);
struct session *cmd_lookup_session(const char *);
struct cmd *
cmd_parse(int argc, char **argv, char **cause)
{
@@ -236,94 +233,13 @@ cmd_recv_string(struct buffer *b)
return (s);
}
struct client *
cmd_lookup_client(const char *cname)
{
struct client *c;
u_int i;
for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
c = ARRAY_ITEM(&clients, i);
if (c != NULL && strcmp(cname, c->tty.path) == 0)
return (c);
}
return (NULL);
}
struct session *
cmd_lookup_session(const char *sname)
cmd_current_session(struct cmd_ctx *ctx)
{
struct session *s, *newest = NULL;
struct timespec *ts;
u_int i;
ts = NULL;
for (i = 0; i < ARRAY_LENGTH(&sessions); i++) {
s = ARRAY_ITEM(&sessions, i);
if (s == NULL || fnmatch(sname, s->name, 0) != 0)
continue;
if (ts == NULL || timespeccmp(&s->ts, ts, >)) {
newest = s;
ts = &s->ts;
}
}
return (newest);
}
/*
* Figure out the client. Try the given client name first, then the current
* client.
*/
struct client *
cmd_find_client(unused struct cmd_ctx *ctx, const char *cname)
{
struct client *c;
if (cname != NULL) {
if ((c = cmd_lookup_client(cname)) == NULL)
ctx->error(ctx, "client not found: %s", cname);
return (c);
}
if (ctx->curclient != NULL)
return (ctx->curclient);
ctx->error(ctx, "must specify a client");
return (NULL);
}
/*
* Attempt to establish session. This looks first at the given arguments,
* if any, then sees if there is a session in the context, then finally tries
* the session data passed up from the client $TMUX variable.
*/
struct session *
cmd_find_session(struct cmd_ctx *ctx, const char *cname, const char *sname)
{
struct session *s, *newest = NULL;
struct client *c;
struct msg_command_data *data = ctx->msgdata;
u_int i;
struct timespec *ts;
if (cname != NULL) {
if ((c = cmd_lookup_client(cname)) == NULL) {
ctx->error(ctx, "client not found: %s", cname);
return (NULL);
}
if (c->session == NULL)
ctx->error(ctx, "client has no session: %s", cname);
return (c->session);
}
if (sname != NULL) {
if ((s = cmd_lookup_session(sname)) == NULL)
ctx->error(ctx, "session not found: %s", sname);
return (s);
}
struct session *s, *newest = NULL;
u_int i;
if (ctx->cursession != NULL)
return (ctx->cursession);
@@ -343,7 +259,7 @@ cmd_find_session(struct cmd_ctx *ctx, const char *cname, const char *sname)
}
return (s);
}
ts = NULL;
for (i = 0; i < ARRAY_LENGTH(&sessions); i++) {
s = ARRAY_ITEM(&sessions, i);
@@ -352,26 +268,60 @@ cmd_find_session(struct cmd_ctx *ctx, const char *cname, const char *sname)
ts = &s->ts;
}
}
if (newest == NULL)
ctx->error(ctx, "no sessions found");
return (newest);
}
struct winlink *
cmd_find_window(struct cmd_ctx *ctx,
const char *cname, const char *sname, int idx, struct session **sp)
struct client *
cmd_find_client(struct cmd_ctx *ctx, const char *arg)
{
struct session *s;
struct winlink *wl;
struct client *c;
if ((c = arg_parse_client(arg)) == NULL)
c = ctx->curclient;
if (c == NULL)
ctx->error(ctx, "client not found: %s", arg);
return (c);
}
if ((s = cmd_find_session(ctx, cname, sname)) == NULL)
struct session *
cmd_find_session(struct cmd_ctx *ctx, const char *arg)
{
struct session *s;
if ((s = arg_parse_session(arg)) == NULL)
s = ctx->cursession;
if (s == NULL)
s = cmd_current_session(ctx);
if (s == NULL)
ctx->error(ctx, "session not found: %s", arg);
return (s);
}
struct winlink *
cmd_find_window(struct cmd_ctx *ctx, const char *arg, struct session **sp)
{
struct session *s;
struct winlink *wl;
int idx;
wl = NULL;
if (arg_parse_window(arg, &s, &idx) != 0) {
ctx->error(ctx, "bad window: %s", arg);
return (NULL);
}
if (s == NULL)
s = ctx->cursession;
if (s == NULL)
s = cmd_current_session(ctx);
if (s != NULL) {
if (idx == -1)
wl = s->curw;
else
wl = winlink_find_by_index(&s->windows, idx);
}
if (sp != NULL)
*sp = s;
if (idx == -1)
return (s->curw);
if ((wl = winlink_find_by_index(&s->windows, idx)) == NULL)
ctx->error(ctx, "no window %d", idx);
if (wl == NULL)
ctx->error(ctx, "window not found: %s:%d", s->name, idx);
return (wl);
}