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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	usr.bin/tmux/notify.c	Lines:	0	99	0.0 %
Date:	2017-11-13	Branches:	0	58	0.0 %


/* $OpenBSD: notify.c,v 1.25 2017/08/30 10:33:57 nicm Exp $ */

/*
 * Copyright (c) 2012 George Nachman <tmux@georgester.com>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include <sys/types.h>
#include <sys/queue.h>

#include <stdlib.h>
#include <string.h>

#include "tmux.h"

struct notify_entry {
	const char		*name;

	struct client		*client;
	struct session		*session;
	struct window		*window;
	int			 pane;

	struct cmd_find_state	 fs;
};

static void
notify_hook(struct cmdq_item *item, struct notify_entry *ne)
{
	struct cmd_find_state	 fs;
	struct hook		*hook;
	struct cmdq_item	*new_item;
	struct session		*s = ne->session;
	struct window		*w = ne->window;

	cmd_find_clear_state(&fs, 0);
	if (cmd_find_empty_state(&ne->fs) || !cmd_find_valid_state(&ne->fs))
		cmd_find_from_nothing(&fs, 0);
	else
		cmd_find_copy_state(&fs, &ne->fs);

	hook = hooks_find(hooks_get(fs.s), ne->name);
	if (hook == NULL)
		return;
	log_debug("notify hook %s", ne->name);

	new_item = cmdq_get_command(hook->cmdlist, &fs, NULL, CMDQ_NOHOOKS);
	cmdq_format(new_item, "hook", "%s", ne->name);

	if (s != NULL) {
		cmdq_format(new_item, "hook_session", "$%u", s->id);
		cmdq_format(new_item, "hook_session_name", "%s", s->name);
	}
	if (w != NULL) {
		cmdq_format(new_item, "hook_window", "@%u", w->id);
		cmdq_format(new_item, "hook_window_name", "%s", w->name);
	}
	if (ne->pane != -1)
		cmdq_format(new_item, "hook_pane", "%%%d", ne->pane);

	cmdq_insert_after(item, new_item);
}

static enum cmd_retval
notify_callback(struct cmdq_item *item, void *data)
{
	struct notify_entry	*ne = data;

	log_debug("%s: %s", __func__, ne->name);

	if (strcmp(ne->name, "pane-mode-changed") == 0)
		control_notify_pane_mode_changed(ne->pane);
	if (strcmp(ne->name, "window-layout-changed") == 0)
		control_notify_window_layout_changed(ne->window);
	if (strcmp(ne->name, "window-pane-changed") == 0)
		control_notify_window_pane_changed(ne->window);
	if (strcmp(ne->name, "window-unlinked") == 0)
		control_notify_window_unlinked(ne->session, ne->window);
	if (strcmp(ne->name, "window-linked") == 0)
		control_notify_window_linked(ne->session, ne->window);
	if (strcmp(ne->name, "window-renamed") == 0)
		control_notify_window_renamed(ne->window);
	if (strcmp(ne->name, "client-session-changed") == 0)
		control_notify_client_session_changed(ne->client);
	if (strcmp(ne->name, "session-renamed") == 0)
		control_notify_session_renamed(ne->session);
	if (strcmp(ne->name, "session-created") == 0)
		control_notify_session_created(ne->session);
	if (strcmp(ne->name, "session-closed") == 0)
		control_notify_session_closed(ne->session);
	if (strcmp(ne->name, "session-window-changed") == 0)
		control_notify_session_window_changed(ne->session);

	notify_hook(item, ne);

	if (ne->client != NULL)
		server_client_unref(ne->client);
	if (ne->session != NULL)
		session_remove_ref(ne->session, __func__);
	if (ne->window != NULL)
		window_remove_ref(ne->window, __func__);

	if (ne->fs.s != NULL)
		session_remove_ref(ne->fs.s, __func__);

	free((void *)ne->name);
	free(ne);

	return (CMD_RETURN_NORMAL);
}

static void
notify_add(const char *name, struct cmd_find_state *fs, struct client *c,
    struct session *s, struct window *w, struct window_pane *wp)
{
	struct notify_entry	*ne;
	struct cmdq_item	*new_item;

	ne = xcalloc(1, sizeof *ne);
	ne->name = xstrdup(name);

	ne->client = c;
	ne->session = s;
	ne->window = w;

	if (wp != NULL)
		ne->pane = wp->id;
	else
		ne->pane = -1;

	if (c != NULL)
		c->references++;
	if (s != NULL)
		session_add_ref(s, __func__);
	if (w != NULL)
		window_add_ref(w, __func__);

	cmd_find_copy_state(&ne->fs, fs);
	if (ne->fs.s != NULL) /* cmd_find_valid_state needs session */
		session_add_ref(ne->fs.s, __func__);

	new_item = cmdq_get_callback(notify_callback, ne);
	cmdq_append(NULL, new_item);
}

void
notify_input(struct window_pane *wp, struct evbuffer *input)
{
	struct client	*c;

	TAILQ_FOREACH(c, &clients, entry) {
		if (c->flags & CLIENT_CONTROL)
			control_notify_input(c, wp, input);
	}
}

void
notify_client(const char *name, struct client *c)
{
	struct cmd_find_state	fs;

	cmd_find_from_client(&fs, c, 0);
	notify_add(name, &fs, c, NULL, NULL, NULL);
}

void
notify_session(const char *name, struct session *s)
{
	struct cmd_find_state	fs;

	if (session_alive(s))
		cmd_find_from_session(&fs, s, 0);
	else
		cmd_find_from_nothing(&fs, 0);
	notify_add(name, &fs, NULL, s, NULL, NULL);
}

void
notify_winlink(const char *name, struct winlink *wl)
{
	struct cmd_find_state	fs;

	cmd_find_from_winlink(&fs, wl, 0);
	notify_add(name, &fs, NULL, wl->session, wl->window, NULL);
}

void
notify_session_window(const char *name, struct session *s, struct window *w)
{
	struct cmd_find_state	fs;

	cmd_find_from_session_window(&fs, s, w, 0);
	notify_add(name, &fs, NULL, s, w, NULL);
}

void
notify_window(const char *name, struct window *w)
{
	struct cmd_find_state	fs;

	cmd_find_from_window(&fs, w, 0);
	notify_add(name, &fs, NULL, NULL, w, NULL);
}

void
notify_pane(const char *name, struct window_pane *wp)
{
	struct cmd_find_state	fs;

	cmd_find_from_pane(&fs, wp, 0);
	notify_add(name, &fs, NULL, NULL, NULL, wp);
}


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: notify.c,v 1.25 2017/08/30 10:33:57 nicm Exp $ */
2
3			/*
4			* Copyright (c) 2012 George Nachman <tmux@georgester.com>
5			*
6			* Permission to use, copy, modify, and distribute this software for any
7			* purpose with or without fee is hereby granted, provided that the above
8			* copyright notice and this permission notice appear in all copies.
9			*
10			* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11			* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12			* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13			* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14			* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15			* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16			* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17			*/
18
19			#include <sys/types.h>
20			#include <sys/queue.h>
21
22			#include <stdlib.h>
23			#include <string.h>
24
25			#include "tmux.h"
26
27			struct notify_entry {
28			const char *name;
29
30			struct client *client;
31			struct session *session;
32			struct window *window;
33			int pane;
34
35			struct cmd_find_state fs;
36			};
37
38			static void
39			notify_hook(struct cmdq_item item, struct notify_entry ne)
40			{
41			struct cmd_find_state fs;
42			struct hook *hook;
43			struct cmdq_item *new_item;
44			struct session *s = ne->session;
45			struct window *w = ne->window;
46
47			cmd_find_clear_state(&fs, 0);
48			if (cmd_find_empty_state(&ne->fs) \|\| !cmd_find_valid_state(&ne->fs))
49			cmd_find_from_nothing(&fs, 0);
50			else
51			cmd_find_copy_state(&fs, &ne->fs);
52
53			hook = hooks_find(hooks_get(fs.s), ne->name);
54			if (hook == NULL)
55			return;
56			log_debug("notify hook %s", ne->name);
57
58			new_item = cmdq_get_command(hook->cmdlist, &fs, NULL, CMDQ_NOHOOKS);
59			cmdq_format(new_item, "hook", "%s", ne->name);
60
61			if (s != NULL) {
62			cmdq_format(new_item, "hook_session", "$%u", s->id);
63			cmdq_format(new_item, "hook_session_name", "%s", s->name);
64			}
65			if (w != NULL) {
66			cmdq_format(new_item, "hook_window", "@%u", w->id);
67			cmdq_format(new_item, "hook_window_name", "%s", w->name);
68			}
69			if (ne->pane != -1)
70			cmdq_format(new_item, "hook_pane", "%%%d", ne->pane);
71
72			cmdq_insert_after(item, new_item);
73			}
74
75			static enum cmd_retval
76			notify_callback(struct cmdq_item item, void data)
77			{
78			struct notify_entry *ne = data;
79
80			log_debug("%s: %s", __func__, ne->name);
81
82			if (strcmp(ne->name, "pane-mode-changed") == 0)
83			control_notify_pane_mode_changed(ne->pane);
84			if (strcmp(ne->name, "window-layout-changed") == 0)
85			control_notify_window_layout_changed(ne->window);
86			if (strcmp(ne->name, "window-pane-changed") == 0)
87			control_notify_window_pane_changed(ne->window);
88			if (strcmp(ne->name, "window-unlinked") == 0)
89			control_notify_window_unlinked(ne->session, ne->window);
90			if (strcmp(ne->name, "window-linked") == 0)
91			control_notify_window_linked(ne->session, ne->window);
92			if (strcmp(ne->name, "window-renamed") == 0)
93			control_notify_window_renamed(ne->window);
94			if (strcmp(ne->name, "client-session-changed") == 0)
95			control_notify_client_session_changed(ne->client);
96			if (strcmp(ne->name, "session-renamed") == 0)
97			control_notify_session_renamed(ne->session);
98			if (strcmp(ne->name, "session-created") == 0)
99			control_notify_session_created(ne->session);
100			if (strcmp(ne->name, "session-closed") == 0)
101			control_notify_session_closed(ne->session);
102			if (strcmp(ne->name, "session-window-changed") == 0)
103			control_notify_session_window_changed(ne->session);
104
105			notify_hook(item, ne);
106
107			if (ne->client != NULL)
108			server_client_unref(ne->client);
109			if (ne->session != NULL)
110			session_remove_ref(ne->session, __func__);
111			if (ne->window != NULL)
112			window_remove_ref(ne->window, __func__);
113
114			if (ne->fs.s != NULL)
115			session_remove_ref(ne->fs.s, __func__);
116
117			free((void *)ne->name);
118			free(ne);
119
120			return (CMD_RETURN_NORMAL);
121			}
122
123			static void
124			notify_add(const char name, struct cmd_find_state fs, struct client *c,
125			struct session s, struct window w, struct window_pane *wp)
126			{
127			struct notify_entry *ne;
128			struct cmdq_item *new_item;
129
130			ne = xcalloc(1, sizeof *ne);
131			ne->name = xstrdup(name);
132
133			ne->client = c;
134			ne->session = s;
135			ne->window = w;
136
137			if (wp != NULL)
138			ne->pane = wp->id;
139			else
140			ne->pane = -1;
141
142			if (c != NULL)
143			c->references++;
144			if (s != NULL)
145			session_add_ref(s, __func__);
146			if (w != NULL)
147			window_add_ref(w, __func__);
148
149			cmd_find_copy_state(&ne->fs, fs);
150			if (ne->fs.s != NULL) /* cmd_find_valid_state needs session */
151			session_add_ref(ne->fs.s, __func__);
152
153			new_item = cmdq_get_callback(notify_callback, ne);
154			cmdq_append(NULL, new_item);
155			}
156
157			void
158			notify_input(struct window_pane wp, struct evbuffer input)
159			{
160			struct client *c;
161
162			TAILQ_FOREACH(c, &clients, entry) {
163			if (c->flags & CLIENT_CONTROL)
164			control_notify_input(c, wp, input);
165			}
166			}
167
168			void
169			notify_client(const char name, struct client c)
170			{
171			struct cmd_find_state fs;
172
173			cmd_find_from_client(&fs, c, 0);
174			notify_add(name, &fs, c, NULL, NULL, NULL);
175			}
176
177			void
178			notify_session(const char name, struct session s)
179			{
180			struct cmd_find_state fs;
181
182			if (session_alive(s))
183			cmd_find_from_session(&fs, s, 0);
184			else
185			cmd_find_from_nothing(&fs, 0);
186			notify_add(name, &fs, NULL, s, NULL, NULL);
187			}
188
189			void
190			notify_winlink(const char name, struct winlink wl)
191			{
192			struct cmd_find_state fs;
193
194			cmd_find_from_winlink(&fs, wl, 0);
195			notify_add(name, &fs, NULL, wl->session, wl->window, NULL);
196			}
197
198			void
199			notify_session_window(const char name, struct session s, struct window *w)
200			{
201			struct cmd_find_state fs;
202
203			cmd_find_from_session_window(&fs, s, w, 0);
204			notify_add(name, &fs, NULL, s, w, NULL);
205			}
206
207			void
208			notify_window(const char name, struct window w)
209			{
210			struct cmd_find_state fs;
211
212			cmd_find_from_window(&fs, w, 0);
213			notify_add(name, &fs, NULL, NULL, w, NULL);
214			}
215
216			void
217			notify_pane(const char name, struct window_pane wp)
218			{
219			struct cmd_find_state fs;
220
221			cmd_find_from_pane(&fs, wp, 0);
222			notify_add(name, &fs, NULL, NULL, NULL, wp);
223			}