cwm/kbfunc.c

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/*
* calmwm - the calm window manager
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*
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* Copyright (c) 2004 Martin Murray <mmurray@monkey.org>
*
* 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 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.
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*
* $Id$
*/
#include <paths.h>
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#include "headers.h"
#include "calmwm.h"
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#define KNOWN_HOSTS ".ssh/known_hosts"
#define HASH_MARKER "|1|"
#define MOVE_AMOUNT 1
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extern int _xev_quit;
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void
kbfunc_client_lower(struct client_ctx *cc, void *arg)
{
client_lower(cc);
}
void
kbfunc_client_raise(struct client_ctx *cc, void *arg)
{
client_raise(cc);
}
#define typemask (CWM_MOVE | CWM_RESIZE | CWM_PTRMOVE)
#define movemask (CWM_UP | CWM_DOWN | CWM_LEFT | CWM_RIGHT)
void
kbfunc_moveresize(struct client_ctx *cc, void *arg)
{
struct screen_ctx *sc = screen_current();
int x,y,flags,amt;
u_int mx,my;
mx = my = 0;
flags = (int)arg;
amt = MOVE_AMOUNT;
if (flags & CWM_BIGMOVE) {
flags -= CWM_BIGMOVE;
amt = amt*10;
}
switch (flags & movemask) {
case CWM_UP:
my -= amt;
break;
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case CWM_DOWN:
my += amt;
break;
case CWM_RIGHT:
mx += amt;
break;
case CWM_LEFT:
mx -= amt;
break;
}
switch (flags & typemask) {
case CWM_MOVE:
cc->geom.y += my;
cc->geom.x += mx;
client_move(cc);
xu_ptr_getpos(cc->pwin, &x, &y);
cc->ptr.y = y + my;
cc->ptr.x = x + mx;
client_ptrwarp(cc);
break;
case CWM_RESIZE:
cc->geom.height += my;
cc->geom.width += mx;
client_resize(cc);
/*
* Moving the cursor while resizing is problematic. Just place
* it in the middle of the window.
*/
cc->ptr.x = -1;
cc->ptr.y = -1;
client_ptrwarp(cc);
break;
case CWM_PTRMOVE:
if (cc) {
xu_ptr_getpos(cc->pwin, &x, &y);
xu_ptr_setpos(cc->pwin, x + mx, y + my);
} else {
xu_ptr_getpos(sc->rootwin, &x, &y);
xu_ptr_setpos(sc->rootwin, x + mx, y + my);
}
break;
default:
warnx("invalid flags passed to kbfunc_client_moveresize");
}
}
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void
kbfunc_client_search(struct client_ctx *scratch, void *arg)
{
struct menu_q menuq;
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struct client_ctx *cc, *old_cc = client_current();
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struct menu *mi;
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TAILQ_INIT(&menuq);
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TAILQ_FOREACH(cc, &Clientq, entry) {
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XCALLOC(mi, struct menu);
strlcpy(mi->text, cc->name, sizeof(mi->text));
mi->ctx = cc;
TAILQ_INSERT_TAIL(&menuq, mi, entry);
}
if ((mi = search_start(&menuq,
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search_match_client, search_print_client,
"window", 0)) != NULL) {
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cc = (struct client_ctx *)mi->ctx;
if (cc->flags & CLIENT_HIDDEN)
client_unhide(cc);
if (old_cc)
client_ptrsave(old_cc);
client_ptrwarp(cc);
}
while ((mi = TAILQ_FIRST(&menuq)) != NULL) {
TAILQ_REMOVE(&menuq, mi, entry);
xfree(mi);
}
}
void
kbfunc_menu_search(struct client_ctx *scratch, void *arg)
{
struct menu_q menuq;
struct menu *mi;
struct cmd *cmd;
TAILQ_INIT(&menuq);
conf_reload(&Conf);
TAILQ_FOREACH(cmd, &Conf.cmdq, entry) {
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XCALLOC(mi, struct menu);
strlcpy(mi->text, cmd->label, sizeof(mi->text));
mi->ctx = cmd;
TAILQ_INSERT_TAIL(&menuq, mi, entry);
}
if ((mi = search_start(&menuq,
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search_match_text, NULL, "application", 0)) != NULL)
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u_spawn(((struct cmd *)mi->ctx)->image);
while ((mi = TAILQ_FIRST(&menuq)) != NULL) {
TAILQ_REMOVE(&menuq, mi, entry);
xfree(mi);
}
}
void
kbfunc_client_cycle(struct client_ctx *scratch, void *arg)
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{
client_cyclenext(0);
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}
void
kbfunc_client_rcycle(struct client_ctx *scratch, void *arg)
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{
client_cyclenext(1);
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}
void
kbfunc_client_hide(struct client_ctx *cc, void *arg)
{
client_hide(cc);
}
void
kbfunc_cmdexec(struct client_ctx *cc, void *arg)
{
u_spawn((char *)arg);
}
void
kbfunc_term(struct client_ctx *cc, void *arg)
{
conf_reload(&Conf);
u_spawn(Conf.termpath);
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}
void
kbfunc_lock(struct client_ctx *cc, void *arg)
{
conf_reload(&Conf);
u_spawn(Conf.lockpath);
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}
void
kbfunc_exec(struct client_ctx *scratch, void *arg)
{
#define NPATHS 256
char **ap, *paths[NPATHS], *path, *pathcpy, tpath[MAXPATHLEN];
int l, i, j, ngroups;
gid_t mygroups[NGROUPS_MAX];
uid_t ruid, euid, suid;
DIR *dirp;
struct dirent *dp;
struct stat sb;
struct menu_q menuq;
struct menu *mi;
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char *label;
int cmd = (int)arg;
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switch (cmd) {
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case CWM_EXEC_PROGRAM:
label = "exec";
break;
case CWM_EXEC_WM:
label = "wm";
break;
default:
err(1, "kbfunc_exec: invalid cmd %d", cmd);
/*NOTREACHED*/
}
if (getgroups(0, mygroups) == -1)
err(1, "getgroups failure");
if ((ngroups = getresuid(&ruid, &euid, &suid)) == -1)
err(1, "getresuid failure");
TAILQ_INIT(&menuq);
if ((path = getenv("PATH")) == NULL)
path = _PATH_DEFPATH;
pathcpy = path = xstrdup(path);
for (ap = paths; ap < &paths[NPATHS - 1] &&
(*ap = strsep(&pathcpy, ":")) != NULL;) {
if (**ap != '\0')
ap++;
}
*ap = NULL;
for (i = 0; i < NPATHS && paths[i] != NULL; i++) {
if ((dirp = opendir(paths[i])) == NULL)
continue;
while ((dp = readdir(dirp)) != NULL) {
/* skip everything but regular files and symlinks */
if (dp->d_type != DT_REG && dp->d_type != DT_LNK)
continue;
memset(tpath, '\0', sizeof(tpath));
l = snprintf(tpath, sizeof(tpath), "%s/%s", paths[i],
dp->d_name);
/* check for truncation etc */
if (l == -1 || l >= (int)sizeof(tpath))
continue;
/* just ignore on stat failure */
if (stat(tpath, &sb) == -1)
continue;
/* may we execute this file? */
if (euid == sb.st_uid) {
if (sb.st_mode & S_IXUSR)
goto executable;
else
continue;
}
for (j = 0; j < ngroups; j++) {
if (mygroups[j] == sb.st_gid) {
if (sb.st_mode & S_IXGRP)
goto executable;
else
continue;
}
}
if (sb.st_mode & S_IXOTH)
goto executable;
continue;
executable:
/* the thing in tpath, we may execute */
XCALLOC(mi, struct menu);
strlcpy(mi->text, dp->d_name, sizeof(mi->text));
TAILQ_INSERT_TAIL(&menuq, mi, entry);
}
(void) closedir(dirp);
}
xfree(path);
if ((mi = search_start(&menuq,
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search_match_exec, NULL, label, 1)) != NULL) {
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switch (cmd) {
case CWM_EXEC_PROGRAM:
u_spawn(mi->text);
break;
case CWM_EXEC_WM:
u_exec(mi->text);
warn("%s", mi->text);
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break;
default:
err(1, "kb_func: egad, cmd changed value!");
break;
}
}
if (mi != NULL && mi->dummy)
xfree(mi);
while ((mi = TAILQ_FIRST(&menuq)) != NULL) {
TAILQ_REMOVE(&menuq, mi, entry);
xfree(mi);
}
}
void
kbfunc_ssh(struct client_ctx *scratch, void *arg)
{
struct menu_q menuq;
struct menu *mi;
FILE *fp;
size_t len;
char *buf, *lbuf, *p, *home;
char hostbuf[MAXHOSTNAMELEN], filename[MAXPATHLEN], cmd[256];
int l;
if ((home = getenv("HOME")) == NULL)
return;
l = snprintf(filename, sizeof(filename), "%s/%s", home, KNOWN_HOSTS);
if (l == -1 || l >= sizeof(filename))
return;
if ((fp = fopen(filename, "r")) == NULL)
return;
TAILQ_INIT(&menuq);
lbuf = NULL;
while ((buf = fgetln(fp, &len))) {
if (buf[len - 1] == '\n')
buf[len - 1] = '\0';
else {
/* EOF without EOL, copy and add the NUL */
lbuf = xmalloc(len + 1);
memcpy(lbuf, buf, len);
lbuf[len] = '\0';
buf = lbuf;
}
/* skip hashed hosts */
if (strncmp(buf, HASH_MARKER, strlen(HASH_MARKER)) == 0)
continue;
for (p = buf; *p != ',' && *p != ' ' && p != buf + len; p++) {
/* do nothing */
}
/* ignore badness */
if (p - buf + 1 > sizeof(hostbuf))
continue;
(void) strlcpy(hostbuf, buf, p - buf + 1);
XCALLOC(mi, struct menu);
(void) strlcpy(mi->text, hostbuf, sizeof(mi->text));
TAILQ_INSERT_TAIL(&menuq, mi, entry);
}
xfree(lbuf);
fclose(fp);
if ((mi = search_start(&menuq,
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search_match_exec, NULL, "ssh", 1)) != NULL) {
conf_reload(&Conf);
l = snprintf(cmd, sizeof(cmd), "%s -e ssh %s", Conf.termpath,
mi->text);
if (l != -1 && l < sizeof(cmd))
u_spawn(cmd);
}
if (mi != NULL && mi->dummy)
xfree(mi);
while ((mi = TAILQ_FIRST(&menuq)) != NULL) {
TAILQ_REMOVE(&menuq, mi, entry);
xfree(mi);
}
}
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void
kbfunc_client_label(struct client_ctx *cc, void *arg)
{
grab_label(cc);
}
void
kbfunc_client_delete(struct client_ctx *cc, void *arg)
{
client_send_delete(cc);
}
void
kbfunc_client_group(struct client_ctx *cc, void *arg)
{
group_hidetoggle(KBTOGROUP((int)arg));
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}
void
kbfunc_client_nextgroup(struct client_ctx *cc, void *arg)
{
group_slide(1);
}
void
kbfunc_client_prevgroup(struct client_ctx *cc, void *arg)
{
group_slide(0);
}
void
kbfunc_client_nogroup(struct client_ctx *cc, void *arg)
{
group_alltoggle();
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}
void
kbfunc_client_maximize(struct client_ctx *cc, void *arg)
{
client_maximize(cc);
}
void
kbfunc_client_vmaximize(struct client_ctx *cc, void *arg)
{
client_vertmaximize(cc);
}
void
kbfunc_quit_wm(struct client_ctx *cc, void *arg)
{
_xev_quit = 1;
}