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dwmblocks/patches/dwm-dwmblocks-6.2.diff
Ashish Kumar Yadav 56b636492a Use O_CLOEXEC flag instead of ugly hack
2021-08-03 19:24:12 +05:30

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diff -ruN dwm-6.2-ori/config.def.h dwm-6.2/config.def.h
--- dwm-6.2-ori/config.def.h 2019-02-02 18:25:28.000000000 +0530
+++ dwm-6.2/config.def.h 2020-12-27 19:45:35.127385861 +0530
@@ -12,10 +12,26 @@
static const char col_gray3[] = "#bbbbbb";
static const char col_gray4[] = "#eeeeee";
static const char col_cyan[] = "#005577";
+static const char col1[] = "#ffffff";
+static const char col2[] = "#ffffff";
+static const char col3[] = "#ffffff";
+static const char col4[] = "#ffffff";
+static const char col5[] = "#ffffff";
+static const char col6[] = "#ffffff";
+
+enum { SchemeNorm, SchemeCol1, SchemeCol2, SchemeCol3, SchemeCol4,
+ SchemeCol5, SchemeCol6, SchemeSel }; /* color schemes */
+
static const char *colors[][3] = {
/* fg bg border */
- [SchemeNorm] = { col_gray3, col_gray1, col_gray2 },
- [SchemeSel] = { col_gray4, col_cyan, col_cyan },
+ [SchemeNorm] = { col_gray3, col_gray1, col_gray2 },
+ [SchemeCol1] = { col1, col_gray1, col_gray2 },
+ [SchemeCol2] = { col2, col_gray1, col_gray2 },
+ [SchemeCol3] = { col3, col_gray1, col_gray2 },
+ [SchemeCol4] = { col4, col_gray1, col_gray2 },
+ [SchemeCol5] = { col5, col_gray1, col_gray2 },
+ [SchemeCol6] = { col6, col_gray1, col_gray2 },
+ [SchemeSel] = { col_gray4, col_cyan, col_cyan },
};
/* tagging */
@@ -103,7 +119,9 @@
{ ClkLtSymbol, 0, Button1, setlayout, {0} },
{ ClkLtSymbol, 0, Button3, setlayout, {.v = &layouts[2]} },
{ ClkWinTitle, 0, Button2, zoom, {0} },
- { ClkStatusText, 0, Button2, spawn, {.v = termcmd } },
+ { ClkStatusText, 0, Button1, sigdwmblocks, {.i = 1} },
+ { ClkStatusText, 0, Button2, sigdwmblocks, {.i = 2} },
+ { ClkStatusText, 0, Button3, sigdwmblocks, {.i = 3} },
{ ClkClientWin, MODKEY, Button1, movemouse, {0} },
{ ClkClientWin, MODKEY, Button2, togglefloating, {0} },
{ ClkClientWin, MODKEY, Button3, resizemouse, {0} },
diff -ruN dwm-6.2-ori/dwm.c dwm-6.2/dwm.c
--- dwm-6.2-ori/dwm.c 2019-02-02 18:25:28.000000000 +0530
+++ dwm-6.2/dwm.c 2021-08-03 19:15:58.734660076 +0530
@@ -40,6 +40,7 @@
#include <X11/extensions/Xinerama.h>
#endif /* XINERAMA */
#include <X11/Xft/Xft.h>
+#include <fcntl.h>
#include "drw.h"
#include "util.h"
@@ -56,10 +57,16 @@
#define HEIGHT(X) ((X)->h + 2 * (X)->bw)
#define TAGMASK ((1 << LENGTH(tags)) - 1)
#define TEXTW(X) (drw_fontset_getwidth(drw, (X)) + lrpad)
+#define TTEXTW(X) (drw_fontset_getwidth(drw, (X)))
+
+#define STATUSLENGTH 256
+#define DWMBLOCKSLOCKFILE "/var/local/dwmblocks/dwmblocks.pid"
+#define DELIMITERENDCHAR 10
+#define LSPAD (lrpad / 2) /* padding on left side of status text */
+#define RSPAD (lrpad / 2) /* padding on right side of status text */
/* enums */
-enum { CurNormal, CurResize, CurMove, CurLast }; /* cursor */
-enum { SchemeNorm, SchemeSel }; /* color schemes */
+enum { CurNormal, CurHand, CurResize, CurMove, CurLast }; /* cursor */
enum { NetSupported, NetWMName, NetWMState, NetWMCheck,
NetWMFullscreen, NetActiveWindow, NetWMWindowType,
NetWMWindowTypeDialog, NetClientList, NetLast }; /* EWMH atoms */
@@ -124,6 +131,7 @@
unsigned int tagset[2];
int showbar;
int topbar;
+ int statushandcursor;
Client *clients;
Client *sel;
Client *stack;
@@ -205,6 +213,7 @@
static void seturgent(Client *c, int urg);
static void showhide(Client *c);
static void sigchld(int unused);
+static void sigdwmblocks(const Arg *arg);
static void spawn(const Arg *arg);
static void tag(const Arg *arg);
static void tagmon(const Arg *arg);
@@ -219,6 +228,7 @@
static void updatebarpos(Monitor *m);
static void updatebars(void);
static void updateclientlist(void);
+static void updatedwmblockssig(int x);
static int updategeom(void);
static void updatenumlockmask(void);
static void updatesizehints(Client *c);
@@ -236,12 +246,15 @@
/* variables */
static const char broken[] = "broken";
-static char stext[256];
+static char stextc[STATUSLENGTH];
+static char stexts[STATUSLENGTH];
static int screen;
static int sw, sh; /* X display screen geometry width, height */
-static int bh, blw = 0; /* bar geometry */
+static int bh, blw, ble; /* bar geometry */
+static int wstext; /* width of status text */
static int lrpad; /* sum of left and right padding for text */
static int (*xerrorxlib)(Display *, XErrorEvent *);
+static unsigned int dwmblockssig;
static unsigned int numlockmask = 0;
static void (*handler[LASTEvent]) (XEvent *) = {
[ButtonPress] = buttonpress,
@@ -416,13 +429,13 @@
void
buttonpress(XEvent *e)
{
- unsigned int i, x, click;
+ int i, x;
+ unsigned int click;
Arg arg = {0};
Client *c;
Monitor *m;
XButtonPressedEvent *ev = &e->xbutton;
- click = ClkRootWin;
/* focus monitor if necessary */
if ((m = wintomon(ev->window)) && m != selmon) {
unfocus(selmon->sel, 1);
@@ -430,25 +443,29 @@
focus(NULL);
}
if (ev->window == selmon->barwin) {
- i = x = 0;
- do
- x += TEXTW(tags[i]);
- while (ev->x >= x && ++i < LENGTH(tags));
- if (i < LENGTH(tags)) {
- click = ClkTagBar;
- arg.ui = 1 << i;
- } else if (ev->x < x + blw)
- click = ClkLtSymbol;
- else if (ev->x > selmon->ww - TEXTW(stext))
- click = ClkStatusText;
- else
- click = ClkWinTitle;
+ if (ev->x < ble - blw) {
+ i = -1, x = -ev->x;
+ do
+ x += TEXTW(tags[++i]);
+ while (x <= 0);
+ click = ClkTagBar;
+ arg.ui = 1 << i;
+ } else if (ev->x < ble)
+ click = ClkLtSymbol;
+ else if (ev->x < selmon->ww - wstext)
+ click = ClkWinTitle;
+ else if ((x = selmon->ww - RSPAD - ev->x) > 0 && (x -= wstext - LSPAD - RSPAD) <= 0) {
+ updatedwmblockssig(x);
+ click = ClkStatusText;
+ } else
+ return;
} else if ((c = wintoclient(ev->window))) {
focus(c);
restack(selmon);
XAllowEvents(dpy, ReplayPointer, CurrentTime);
click = ClkClientWin;
- }
+ } else
+ click = ClkRootWin;
for (i = 0; i < LENGTH(buttons); i++)
if (click == buttons[i].click && buttons[i].func && buttons[i].button == ev->button
&& CLEANMASK(buttons[i].mask) == CLEANMASK(ev->state))
@@ -695,7 +712,7 @@
void
drawbar(Monitor *m)
{
- int x, w, sw = 0;
+ int x, w;
int boxs = drw->fonts->h / 9;
int boxw = drw->fonts->h / 6 + 2;
unsigned int i, occ = 0, urg = 0;
@@ -703,9 +720,32 @@
/* draw status first so it can be overdrawn by tags later */
if (m == selmon) { /* status is only drawn on selected monitor */
- drw_setscheme(drw, scheme[SchemeNorm]);
- sw = TEXTW(stext) - lrpad + 2; /* 2px right padding */
- drw_text(drw, m->ww - sw, 0, sw, bh, 0, stext, 0);
+ char *stc = stextc;
+ char *stp = stextc;
+ char tmp;
+
+ drw_setscheme(drw, scheme[SchemeNorm]);
+ x = m->ww - wstext;
+ drw_rect(drw, x, 0, LSPAD, bh, 1, 1); x += LSPAD; /* to keep left padding clean */
+ for (;;) {
+ if ((unsigned char)*stc >= ' ') {
+ stc++;
+ continue;
+ }
+ tmp = *stc;
+ if (stp != stc) {
+ *stc = '\0';
+ x = drw_text(drw, x, 0, TTEXTW(stp), bh, 0, stp, 0);
+ }
+ if (tmp == '\0')
+ break;
+ if (tmp - DELIMITERENDCHAR - 1 < LENGTH(colors))
+ drw_setscheme(drw, scheme[tmp - DELIMITERENDCHAR - 1]);
+ *stc = tmp;
+ stp = ++stc;
+ }
+ drw_setscheme(drw, scheme[SchemeNorm]);
+ drw_rect(drw, x, 0, m->ww - x, bh, 1, 1); /* to keep right padding clean */
}
for (c = m->clients; c; c = c->next) {
@@ -724,11 +764,17 @@
urg & 1 << i);
x += w;
}
- w = blw = TEXTW(m->ltsymbol);
+ w = TEXTW(m->ltsymbol);
drw_setscheme(drw, scheme[SchemeNorm]);
x = drw_text(drw, x, 0, w, bh, lrpad / 2, m->ltsymbol, 0);
- if ((w = m->ww - sw - x) > bh) {
+ if (m == selmon) {
+ blw = w, ble = x;
+ w = m->ww - wstext - x;
+ } else
+ w = m->ww - x;
+
+ if (w > bh) {
if (m->sel) {
drw_setscheme(drw, scheme[m == selmon ? SchemeSel : SchemeNorm]);
drw_text(drw, x, 0, w, bh, lrpad / 2, m->sel->name, 0);
@@ -1119,17 +1165,24 @@
motionnotify(XEvent *e)
{
static Monitor *mon = NULL;
+ int x;
Monitor *m;
XMotionEvent *ev = &e->xmotion;
- if (ev->window != root)
- return;
- if ((m = recttomon(ev->x_root, ev->y_root, 1, 1)) != mon && mon) {
- unfocus(selmon->sel, 1);
- selmon = m;
- focus(NULL);
- }
- mon = m;
+ if (ev->window == root) {
+ if ((m = recttomon(ev->x_root, ev->y_root, 1, 1)) != mon && mon) {
+ unfocus(selmon->sel, 1);
+ selmon = m;
+ focus(NULL);
+ }
+ mon = m;
+ } else if (ev->window == selmon->barwin && (x = selmon->ww - RSPAD - ev->x) > 0
+ && (x -= wstext - LSPAD - RSPAD) <= 0)
+ updatedwmblockssig(x);
+ else if (selmon->statushandcursor) {
+ selmon->statushandcursor = 0;
+ XDefineCursor(dpy, selmon->barwin, cursor[CurNormal]->cursor);
+ }
}
void
@@ -1564,6 +1617,7 @@
netatom[NetClientList] = XInternAtom(dpy, "_NET_CLIENT_LIST", False);
/* init cursors */
cursor[CurNormal] = drw_cur_create(drw, XC_left_ptr);
+ cursor[CurHand] = drw_cur_create(drw, XC_hand2);
cursor[CurResize] = drw_cur_create(drw, XC_sizing);
cursor[CurMove] = drw_cur_create(drw, XC_fleur);
/* init appearance */
@@ -1637,6 +1691,37 @@
}
void
+sigdwmblocks(const Arg *arg)
+{
+ static int fd = -1;
+ struct flock fl;
+ union sigval sv;
+
+ if (!dwmblockssig)
+ return;
+ fl.l_type = F_WRLCK;
+ fl.l_whence = SEEK_SET;
+ fl.l_start = 0;
+ fl.l_len = 0;
+ if (fd != -1) {
+ if (fcntl(fd, F_GETLK, &fl) != -1 && fl.l_type == F_WRLCK)
+ goto signal;
+ close(fd);
+ fl.l_type = F_WRLCK;
+ }
+ if ((fd = open(DWMBLOCKSLOCKFILE, O_RDONLY | O_CLOEXEC)) == -1)
+ return;
+ if (fcntl(fd, F_GETLK, &fl) == -1 || fl.l_type != F_WRLCK) {
+ close(fd);
+ fd = -1;
+ return;
+ }
+signal:
+ sv.sival_int = (dwmblockssig << 8) | arg->i;
+ sigqueue(fl.l_pid, SIGRTMIN, sv);
+}
+
+void
spawn(const Arg *arg)
{
if (arg->v == dmenucmd)
@@ -1805,7 +1890,7 @@
XSetWindowAttributes wa = {
.override_redirect = True,
.background_pixmap = ParentRelative,
- .event_mask = ButtonPressMask|ExposureMask
+ .event_mask = ButtonPressMask|ExposureMask|PointerMotionMask
};
XClassHint ch = {"dwm", "dwm"};
for (m = mons; m; m = m->next) {
@@ -1847,6 +1932,41 @@
(unsigned char *) &(c->win), 1);
}
+void
+updatedwmblockssig(int x)
+{
+ char *sts = stexts;
+ char *stp = stexts;
+ char tmp;
+
+ while (*sts != '\0') {
+ if ((unsigned char)*sts >= ' ') {
+ sts++;
+ continue;
+ }
+ tmp = *sts;
+ *sts = '\0';
+ x += TTEXTW(stp);
+ *sts = tmp;
+ if (x > 0) {
+ if (tmp == DELIMITERENDCHAR)
+ break;
+ if (!selmon->statushandcursor) {
+ selmon->statushandcursor = 1;
+ XDefineCursor(dpy, selmon->barwin, cursor[CurHand]->cursor);
+ }
+ dwmblockssig = tmp;
+ return;
+ }
+ stp = ++sts;
+ }
+ if (selmon->statushandcursor) {
+ selmon->statushandcursor = 0;
+ XDefineCursor(dpy, selmon->barwin, cursor[CurNormal]->cursor);
+ }
+ dwmblockssig = 0;
+}
+
int
updategeom(void)
{
@@ -1987,9 +2107,27 @@
void
updatestatus(void)
{
- if (!gettextprop(root, XA_WM_NAME, stext, sizeof(stext)))
- strcpy(stext, "dwm-"VERSION);
- drawbar(selmon);
+ char rawstext[STATUSLENGTH];
+
+ if (gettextprop(root, XA_WM_NAME, rawstext, sizeof rawstext)) {
+ char stextp[STATUSLENGTH];
+ char *stp = stextp, *stc = stextc, *sts = stexts;
+
+ for (char *rst = rawstext; *rst != '\0'; rst++)
+ if ((unsigned char)*rst >= ' ')
+ *(stp++) = *(stc++) = *(sts++) = *rst;
+ else if ((unsigned char)*rst > DELIMITERENDCHAR)
+ *(stc++) = *rst;
+ else
+ *(sts++) = *rst;
+ *stp = *stc = *sts = '\0';
+ wstext = TTEXTW(stextp) + LSPAD + RSPAD;
+ } else {
+ strcpy(stextc, "dwm-"VERSION);
+ strcpy(stexts, stextc);
+ wstext = TTEXTW(stextc) + LSPAD + RSPAD;
+ }
+ drawbar(selmon);
}
void
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