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dwm
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4 changed files with 30 additions and 375 deletions
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20
config.def.h
View File

@ -2,13 +2,11 @@
/* appearance */
static const unsigned int borderpx = 1; /* border pixel of windows */
static const unsigned int gappx = 5; /* gaps between windows */
static const unsigned int snap = 32; /* snap pixel */
static const int swallowfloating = 0; /* 1 means swallow floating windows by default */
static const int showbar = 1; /* 0 means no bar */
static const int topbar = 1; /* 0 means bottom bar */
static const char *fonts[] = { "monospace:size=14" };
static const char dmenufont[] = "monospace:size=14";
static const char *fonts[] = { "monospace:size=10" };
static const char dmenufont[] = "monospace:size=10";
static const char col_gray1[] = "#222222";
static const char col_gray2[] = "#444444";
static const char col_gray3[] = "#bbbbbb";
@ -28,10 +26,9 @@ static const Rule rules[] = {
* WM_CLASS(STRING) = instance, class
* WM_NAME(STRING) = title
*/
/* class instance title tags mask isfloating isterminal noswallow monitor */
{ "Gimp", NULL, NULL, 0, 1, 0, 0, -1 },
{ "st-256color", NULL, NULL, 0, 0, 1, 0, -1 },
{ NULL, NULL, "Event Tester", 0, 0, 0, 1, -1 }, /* xev */
/* class instance title tags mask isfloating monitor */
{ "Gimp", NULL, NULL, 0, 1, -1 },
{ "Firefox", NULL, NULL, 1 << 8, 0, -1 },
};
/* layout(s) */
@ -62,8 +59,6 @@ static char dmenumon[2] = "0"; /* component of dmenucmd, manipulated in spawn()
static const char *dmenucmd[] = { "dmenu_run", "-m", dmenumon, "-fn", dmenufont, "-nb", col_gray1, "-nf", col_gray3, "-sb", col_cyan, "-sf", col_gray4, NULL };
static const char *termcmd[] = { "st", NULL };
#include "selfrestart.c"
static Key keys[] = {
/* modifier key function argument */
{ MODKEY, XK_p, spawn, {.v = dmenucmd } },
@ -75,7 +70,6 @@ static Key keys[] = {
{ MODKEY, XK_d, incnmaster, {.i = -1 } },
{ MODKEY, XK_h, setmfact, {.f = -0.05} },
{ MODKEY, XK_l, setmfact, {.f = +0.05} },
{ MODKEY, XK_r, reorganizetags, {0} },
{ MODKEY, XK_Return, zoom, {0} },
{ MODKEY, XK_Tab, view, {0} },
{ MODKEY|ShiftMask, XK_c, killclient, {0} },
@ -90,9 +84,6 @@ static Key keys[] = {
{ MODKEY, XK_period, focusmon, {.i = +1 } },
{ MODKEY|ShiftMask, XK_comma, tagmon, {.i = -1 } },
{ MODKEY|ShiftMask, XK_period, tagmon, {.i = +1 } },
{ MODKEY, XK_minus, setgaps, {.i = -1 } },
{ MODKEY, XK_equal, setgaps, {.i = +1 } },
{ MODKEY|ShiftMask, XK_equal, setgaps, {.i = 0 } },
TAGKEYS( XK_1, 0)
TAGKEYS( XK_2, 1)
TAGKEYS( XK_3, 2)
@ -102,7 +93,6 @@ static Key keys[] = {
TAGKEYS( XK_7, 6)
TAGKEYS( XK_8, 7)
TAGKEYS( XK_9, 8)
{ MODKEY|ShiftMask, XK_r, self_restart, {0} },
{ MODKEY|ShiftMask, XK_q, quit, {0} },
};

3
config.mk
View File

@ -19,11 +19,10 @@ FREETYPELIBS = -lfontconfig -lXft
FREETYPEINC = /usr/include/freetype2
# OpenBSD (uncomment)
#FREETYPEINC = ${X11INC}/freetype2
#KVMLIB = -lkvm
# includes and libs
INCS = -I${X11INC} -I${FREETYPEINC}
LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS} -lX11-xcb -lxcb -lxcb-res ${KVMLIB}
LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS}
# flags
CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_POSIX_C_SOURCE=200809L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}

317
dwm.c
View File

@ -40,12 +40,6 @@
#include <X11/extensions/Xinerama.h>
#endif /* XINERAMA */
#include <X11/Xft/Xft.h>
#include <X11/Xlib-xcb.h>
#include <xcb/res.h>
#ifdef __OpenBSD__
#include <sys/sysctl.h>
#include <kvm.h>
#endif /* __OpenBSD */
#include "drw.h"
#include "util.h"
@ -98,11 +92,9 @@ struct Client {
int basew, baseh, incw, inch, maxw, maxh, minw, minh;
int bw, oldbw;
unsigned int tags;
int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen, isterminal, noswallow;
pid_t pid;
int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen;
Client *next;
Client *snext;
Client *swallowing;
Monitor *mon;
Window win;
};
@ -127,7 +119,6 @@ struct Monitor {
int by; /* bar geometry */
int mx, my, mw, mh; /* screen size */
int wx, wy, ww, wh; /* window area */
int gappx; /* gaps between windows */
unsigned int seltags;
unsigned int sellt;
unsigned int tagset[2];
@ -147,8 +138,6 @@ typedef struct {
const char *title;
unsigned int tags;
int isfloating;
int isterminal;
int noswallow;
int monitor;
} Rule;
@ -200,7 +189,6 @@ static void pop(Client *);
static void propertynotify(XEvent *e);
static void quit(const Arg *arg);
static Monitor *recttomon(int x, int y, int w, int h);
static void reorganizetags(const Arg *arg);
static void resize(Client *c, int x, int y, int w, int h, int interact);
static void resizeclient(Client *c, int x, int y, int w, int h);
static void resizemouse(const Arg *arg);
@ -212,7 +200,6 @@ static void sendmon(Client *c, Monitor *m);
static void setclientstate(Client *c, long state);
static void setfocus(Client *c);
static void setfullscreen(Client *c, int fullscreen);
static void setgaps(const Arg *arg);
static void setlayout(const Arg *arg);
static void setmfact(const Arg *arg);
static void setup(void);
@ -248,12 +235,6 @@ static int xerrordummy(Display *dpy, XErrorEvent *ee);
static int xerrorstart(Display *dpy, XErrorEvent *ee);
static void zoom(const Arg *arg);
static pid_t getparentprocess(pid_t p);
static int isdescprocess(pid_t p, pid_t c);
static Client *swallowingclient(Window w);
static Client *termforwin(const Client *c);
static pid_t winpid(Window w);
/* variables */
static const char broken[] = "broken";
static char stext[256];
@ -288,8 +269,6 @@ static Drw *drw;
static Monitor *mons, *selmon;
static Window root, wmcheckwin;
static xcb_connection_t *xcon;
/* configuration, allows nested code to access above variables */
#include "config.h"
@ -319,8 +298,6 @@ applyrules(Client *c)
&& (!r->class || strstr(class, r->class))
&& (!r->instance || strstr(instance, r->instance)))
{
c->isterminal = r->isterminal;
c->noswallow = r->noswallow;
c->isfloating = r->isfloating;
c->tags |= r->tags;
for (m = mons; m && m->num != r->monitor; m = m->next);
@ -437,57 +414,10 @@ attachstack(Client *c)
c->mon->stack = c;
}
void
swallow(Client *p, Client *c)
{
if (c->noswallow || c->isterminal)
return;
if (c->noswallow && !swallowfloating && c->isfloating)
return;
detach(c);
detachstack(c);
setclientstate(c, WithdrawnState);
XUnmapWindow(dpy, p->win);
p->swallowing = c;
c->mon = p->mon;
Window w = p->win;
p->win = c->win;
c->win = w;
updatetitle(p);
XMoveResizeWindow(dpy, p->win, p->x, p->y, p->w, p->h);
arrange(p->mon);
configure(p);
updateclientlist();
}
void
unswallow(Client *c)
{
c->win = c->swallowing->win;
free(c->swallowing);
c->swallowing = NULL;
/* unfullscreen the client */
setfullscreen(c, 0);
updatetitle(c);
arrange(c->mon);
XMapWindow(dpy, c->win);
XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
setclientstate(c, NormalState);
focus(NULL);
arrange(c->mon);
}
void
buttonpress(XEvent *e)
{
unsigned int i, x, click, occ = 0;
unsigned int i, x, click;
Arg arg = {0};
Client *c;
Monitor *m;
@ -502,14 +432,9 @@ buttonpress(XEvent *e)
}
if (ev->window == selmon->barwin) {
i = x = 0;
for (c = m->clients; c; c = c->next)
occ |= c->tags == 255 ? 0 : c->tags;
do {
/* do not reserve space for vacant tags */
if (!(occ & 1 << i || m->tagset[m->seltags] & 1 << i))
continue;
do
x += TEXTW(tags[i]);
} while (ev->x >= x && ++i < LENGTH(tags));
while (ev->x >= x && ++i < LENGTH(tags));
if (i < LENGTH(tags)) {
click = ClkTagBar;
arg.ui = 1 << i;
@ -714,7 +639,6 @@ createmon(void)
m->nmaster = nmaster;
m->showbar = showbar;
m->topbar = topbar;
m->gappx = gappx;
m->lt[0] = &layouts[0];
m->lt[1] = &layouts[1 % LENGTH(layouts)];
strncpy(m->ltsymbol, layouts[0].symbol, sizeof m->ltsymbol);
@ -729,9 +653,6 @@ destroynotify(XEvent *e)
if ((c = wintoclient(ev->window)))
unmanage(c, 1);
else if ((c = swallowingclient(ev->window)))
unmanage(c->swallowing, 1);
}
void
@ -789,19 +710,19 @@ drawbar(Monitor *m)
}
for (c = m->clients; c; c = c->next) {
occ |= c->tags == 255 ? 0 : c->tags;
occ |= c->tags;
if (c->isurgent)
urg |= c->tags;
}
x = 0;
for (i = 0; i < LENGTH(tags); i++) {
/* do not draw vacant tags */
if (!(occ & 1 << i || m->tagset[m->seltags] & 1 << i))
continue;
w = TEXTW(tags[i]);
drw_setscheme(drw, scheme[m->tagset[m->seltags] & 1 << i ? SchemeSel : SchemeNorm]);
drw_text(drw, x, 0, w, bh, lrpad / 2, tags[i], urg & 1 << i);
if (occ & 1 << i)
drw_rect(drw, x + boxs, boxs, boxw, boxw,
m == selmon && selmon->sel && selmon->sel->tags & 1 << i,
urg & 1 << i);
x += w;
}
w = blw = TEXTW(m->ltsymbol);
@ -1097,13 +1018,12 @@ killclient(const Arg *arg)
void
manage(Window w, XWindowAttributes *wa)
{
Client *c, *t = NULL, *term = NULL;
Client *c, *t = NULL;
Window trans = None;
XWindowChanges wc;
c = ecalloc(1, sizeof(Client));
c->win = w;
c->pid = winpid(w);
/* geometry */
c->x = c->oldx = wa->x;
c->y = c->oldy = wa->y;
@ -1118,7 +1038,6 @@ manage(Window w, XWindowAttributes *wa)
} else {
c->mon = selmon;
applyrules(c);
term = termforwin(c);
}
if (c->x + WIDTH(c) > c->mon->mx + c->mon->mw)
@ -1155,8 +1074,6 @@ manage(Window w, XWindowAttributes *wa)
c->mon->sel = c;
arrange(c->mon);
XMapWindow(dpy, c->win);
if (term)
swallow(term, c);
focus(NULL);
}
@ -1349,33 +1266,6 @@ recttomon(int x, int y, int w, int h)
return r;
}
void
reorganizetags(const Arg *arg) {
Client *c;
unsigned int occ, unocc, i;
unsigned int tagdest[LENGTH(tags)];
occ = 0;
for (c = selmon->clients; c; c = c->next)
occ |= (1 << (ffs(c->tags)-1));
unocc = 0;
for (i = 0; i < LENGTH(tags); ++i) {
while (unocc < i && (occ & (1 << unocc)))
unocc++;
if (occ & (1 << i)) {
tagdest[i] = unocc;
occ &= ~(1 << i);
occ |= 1 << unocc;
}
}
for (c = selmon->clients; c; c = c->next)
c->tags = 1 << tagdest[ffs(c->tags)-1];
if (selmon->sel)
selmon->tagset[selmon->seltags] = selmon->sel->tags;
arrange(selmon);
}
void
resize(Client *c, int x, int y, int w, int h, int interact)
{
@ -1608,16 +1498,6 @@ setfullscreen(Client *c, int fullscreen)
}
}
void
setgaps(const Arg *arg)
{
if ((arg->i == 0) || (selmon->gappx + arg->i < 0))
selmon->gappx = 0;
else
selmon->gappx += arg->i;
arrange(selmon);
}
void
setlayout(const Arg *arg)
{
@ -1804,18 +1684,18 @@ tile(Monitor *m)
if (n > m->nmaster)
mw = m->nmaster ? m->ww * m->mfact : 0;
else
mw = m->ww - m->gappx;
for (i = 0, my = ty = m->gappx, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++)
mw = m->ww;
for (i = my = ty = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++)
if (i < m->nmaster) {
h = (m->wh - my) / (MIN(n, m->nmaster) - i) - m->gappx;
resize(c, m->wx + m->gappx, m->wy + my, mw - (2*c->bw) - m->gappx, h - (2*c->bw), 0);
if (my + HEIGHT(c) + m->gappx < m->wh)
my += HEIGHT(c) + m->gappx;
h = (m->wh - my) / (MIN(n, m->nmaster) - i);
resize(c, m->wx, m->wy + my, mw - (2*c->bw), h - (2*c->bw), 0);
if (my + HEIGHT(c) < m->wh)
my += HEIGHT(c);
} else {
h = (m->wh - ty) / (n - i) - m->gappx;
resize(c, m->wx + mw + m->gappx, m->wy + ty, m->ww - mw - (2*c->bw) - 2*m->gappx, h - (2*c->bw), 0);
if (ty + HEIGHT(c) + m->gappx < m->wh)
ty += HEIGHT(c) + m->gappx;
h = (m->wh - ty) / (n - i);
resize(c, m->wx + mw, m->wy + ty, m->ww - mw - (2*c->bw), h - (2*c->bw), 0);
if (ty + HEIGHT(c) < m->wh)
ty += HEIGHT(c);
}
}
@ -1888,20 +1768,6 @@ unmanage(Client *c, int destroyed)
Monitor *m = c->mon;
XWindowChanges wc;
if (c->swallowing) {
unswallow(c);
return;
}
Client *s = swallowingclient(c->win);
if (s) {
free(s->swallowing);
s->swallowing = NULL;
arrange(m);
focus(NULL);
return;
}
detach(c);
detachstack(c);
if (!destroyed) {
@ -1916,12 +1782,9 @@ unmanage(Client *c, int destroyed)
XUngrabServer(dpy);
}
free(c);
if (!s) {
arrange(m);
focus(NULL);
updateclientlist();
}
focus(NULL);
updateclientlist();
arrange(m);
}
void
@ -2184,136 +2047,6 @@ view(const Arg *arg)
arrange(selmon);
}
pid_t
winpid(Window w)
{
pid_t result = 0;
#ifdef __linux__
xcb_res_client_id_spec_t spec = {0};
spec.client = w;
spec.mask = XCB_RES_CLIENT_ID_MASK_LOCAL_CLIENT_PID;
xcb_generic_error_t *e = NULL;
xcb_res_query_client_ids_cookie_t c = xcb_res_query_client_ids(xcon, 1, &spec);
xcb_res_query_client_ids_reply_t *r = xcb_res_query_client_ids_reply(xcon, c, &e);
if (!r)
return (pid_t)0;
xcb_res_client_id_value_iterator_t i = xcb_res_query_client_ids_ids_iterator(r);
for (; i.rem; xcb_res_client_id_value_next(&i)) {
spec = i.data->spec;
if (spec.mask & XCB_RES_CLIENT_ID_MASK_LOCAL_CLIENT_PID) {
uint32_t *t = xcb_res_client_id_value_value(i.data);
result = *t;
break;
}
}
free(r);
if (result == (pid_t)-1)
result = 0;
#endif /* __linux__ */
#ifdef __OpenBSD__
Atom type;
int format;
unsigned long len, bytes;
unsigned char *prop;
pid_t ret;
if (XGetWindowProperty(dpy, w, XInternAtom(dpy, "_NET_WM_PID", 0), 0, 1, False, AnyPropertyType, &type, &format, &len, &bytes, &prop) != Success || !prop)
return 0;
ret = *(pid_t*)prop;
XFree(prop);
result = ret;
#endif /* __OpenBSD__ */
return result;
}
pid_t
getparentprocess(pid_t p)
{
unsigned int v = 0;
#ifdef __linux__
FILE *f;
char buf[256];
snprintf(buf, sizeof(buf) - 1, "/proc/%u/stat", (unsigned)p);
if (!(f = fopen(buf, "r")))
return 0;
fscanf(f, "%*u %*s %*c %u", &v);
fclose(f);
#endif /* __linux__*/
#ifdef __OpenBSD__
int n;
kvm_t *kd;
struct kinfo_proc *kp;
kd = kvm_openfiles(NULL, NULL, NULL, KVM_NO_FILES, NULL);
if (!kd)
return 0;
kp = kvm_getprocs(kd, KERN_PROC_PID, p, sizeof(*kp), &n);
v = kp->p_ppid;
#endif /* __OpenBSD__ */
return (pid_t)v;
}
int
isdescprocess(pid_t p, pid_t c)
{
while (p != c && c != 0)
c = getparentprocess(c);
return (int)c;
}
Client *
termforwin(const Client *w)
{
Client *c;
Monitor *m;
if (!w->pid || w->isterminal)
return NULL;
for (m = mons; m; m = m->next) {
for (c = m->clients; c; c = c->next) {
if (c->isterminal && !c->swallowing && c->pid && isdescprocess(c->pid, w->pid))
return c;
}
}
return NULL;
}
Client *
swallowingclient(Window w)
{
Client *c;
Monitor *m;
for (m = mons; m; m = m->next) {
for (c = m->clients; c; c = c->next) {
if (c->swallowing && c->swallowing->win == w)
return c;
}
}
return NULL;
}
Client *
wintoclient(Window w)
{
@ -2405,12 +2138,10 @@ main(int argc, char *argv[])
fputs("warning: no locale support\n", stderr);
if (!(dpy = XOpenDisplay(NULL)))
die("dwm: cannot open display");
if (!(xcon = XGetXCBConnection(dpy)))
die("dwm: cannot get xcb connection\n");
checkotherwm();
setup();
#ifdef __OpenBSD__
if (pledge("stdio rpath proc exec ps", NULL) == -1)
if (pledge("stdio rpath proc exec", NULL) == -1)
die("pledge");
#endif /* __OpenBSD__ */
scan();

65
selfrestart.c
View File

@ -1,65 +0,0 @@
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <stdio.h>
#include <stdlib.h>
/**
* Magically finds the current's executable path
*
* I'm doing the do{}while(); trick because Linux (what I'm running) is not
* POSIX compilant and so lstat() cannot be trusted on /proc entries
*
* @return char* the path of the current executable
*/
char *get_dwm_path(){
struct stat s;
int r, length, rate = 42;
char *path = NULL;
if(lstat("/proc/self/exe", &s) == -1){
perror("lstat:");
return NULL;
}
length = s.st_size + 1 - rate;
do{
length+=rate;
free(path);
path = malloc(sizeof(char) * length);
if(path == NULL){
perror("malloc:");
return NULL;
}
r = readlink("/proc/self/exe", path, length);
if(r == -1){
perror("readlink:");
return NULL;
}
}while(r >= length);
path[r] = '\0';
return path;
}
/**
* self-restart
*
* Initially inspired by: Yu-Jie Lin
* https://sites.google.com/site/yjlnotes/notes/dwm
*/
void self_restart(const Arg *arg) {
char *const argv[] = {get_dwm_path(), NULL};
if(argv[0] == NULL){
return;
}
execv(argv[0], argv);
}