[hackers] [dwm] drawbar: Don't shadow sw global || Chris Down

[git]

commit ed3ab6b4fceded0e9f2d22372df49a2bbd58de66
Author:     Chris Down <ch...@chrisdown.name>
AuthorDate: Wed Apr 22 15:48:27 2020 +0100
Commit:     Hiltjo Posthuma <hil...@codemadness.org>
CommitDate: Wed Apr 22 20:33:39 2020 +0200

    drawbar: Don't shadow sw global
    
    This jarred me a bit while reading the code, since "sw" usually refers
    to the global screen geometry, but in drawbar() only it refers to
    text-related geometry. Renaming it makes it more obvious that these are
    not related.

diff --git a/dwm.c b/dwm.c
index 972f261..fb1e326 100644
--- a/dwm.c
+++ b/dwm.c
@@ -696,7 +696,7 @@ dirtomon(int dir)
 void
 drawbar(Monitor *m)
 {
-       int x, w, sw = 0;
+       int x, w, tw = 0;
        int boxs = drw->fonts->h / 9;
        int boxw = drw->fonts->h / 6 + 2;
        unsigned int i, occ = 0, urg = 0;
@@ -705,8 +705,8 @@ drawbar(Monitor *m)
        /* 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);
+               tw = TEXTW(stext) - lrpad + 2; /* 2px right padding */
+               drw_text(drw, m->ww - tw, 0, tw, bh, 0, stext, 0);
        }
 
        for (c = m->clients; c; c = c->next) {
@@ -729,7 +729,7 @@ drawbar(Monitor *m)
        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 ((w = m->ww - tw - x) > 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);