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From b2a9c96cc3c9152c4e8188f341606c914741cb50 Mon Sep 17 00:00:00 2001
From: wael <40663@protonmail.com>
Date: Thu, 7 Apr 2022 17:14:02 +0300
Subject: [PATCH] fix xresources with signal reloading removing arg.h and st.h
& remove unneccesary xresources variables(?)
---
x.c | 115 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 115 insertions(+)
diff --git a/x.c b/x.c
index 2a3bd38..e8fe7ad 100644
--- a/x.c
+++ b/x.c
@@ -14,6 +14,7 @@
#include <X11/keysym.h>
#include <X11/Xft/Xft.h>
#include <X11/XKBlib.h>
+#include <X11/Xresource.h>
char *argv0;
#include "arg.h"
@@ -2011,6 +2012,118 @@ run(void)
}
}
+
+#define XRESOURCE_LOAD_META(NAME) \
+ if(!XrmGetResource(xrdb, "st." NAME, "st." NAME, &type, &ret)) \
+ XrmGetResource(xrdb, "*." NAME, "*." NAME, &type, &ret); \
+ if (ret.addr != NULL && !strncmp("String", type, 64))
+
+#define XRESOURCE_LOAD_STRING(NAME, DST) \
+ XRESOURCE_LOAD_META(NAME) \
+ DST = ret.addr;
+
+#define XRESOURCE_LOAD_CHAR(NAME, DST) \
+ XRESOURCE_LOAD_META(NAME) \
+ DST = ret.addr[0];
+
+#define XRESOURCE_LOAD_INTEGER(NAME, DST) \
+ XRESOURCE_LOAD_META(NAME) \
+ DST = strtoul(ret.addr, NULL, 10);
+
+#define XRESOURCE_LOAD_FLOAT(NAME, DST) \
+ XRESOURCE_LOAD_META(NAME) \
+ DST = strtof(ret.addr, NULL);
+
+void
+xrdb_load(void)
+{
+ /* XXX */
+ char *xrm;
+ char *type;
+ XrmDatabase xrdb;
+ XrmValue ret;
+ Display *dpy;
+
+ if(!(dpy = XOpenDisplay(NULL)))
+ die("Can't open display\n");
+
+ XrmInitialize();
+ xrm = XResourceManagerString(dpy);
+
+ if (xrm != NULL) {
+ xrdb = XrmGetStringDatabase(xrm);
+
+ /* handling colors here without macros to do via loop. */
+ int i = 0;
+ char loadValue[12] = "";
+ for (i = 0; i < 256; i++)
+ {
+ sprintf(loadValue, "%s%d", "st.color", i);
+
+ if(!XrmGetResource(xrdb, loadValue, loadValue, &type, &ret))
+ {
+ sprintf(loadValue, "%s%d", "*.color", i);
+ if (!XrmGetResource(xrdb, loadValue, loadValue, &type, &ret))
+ /* reset if not found (unless in range for defaults). */
+ if (i > 15)
+ colorname[i] = NULL;
+ }
+
+ if (ret.addr != NULL && !strncmp("String", type, 64))
+ colorname[i] = ret.addr;
+ }
+
+ XRESOURCE_LOAD_STRING("foreground", colorname[defaultfg]);
+ XRESOURCE_LOAD_STRING("background", colorname[defaultbg]);
+ XRESOURCE_LOAD_STRING("cursorColor", colorname[defaultcs])
+ else {
+ // this looks confusing because we are chaining off of the if
+ // in the macro. probably we should be wrapping everything blocks
+ // so this isn't possible...
+ defaultcs = defaultfg;
+ }
+ XRESOURCE_LOAD_STRING("reverse-cursor", colorname[defaultrcs])
+ else {
+ // see above.
+ defaultrcs = defaultbg;
+ }
+
+ XRESOURCE_LOAD_STRING("font", font);
+ XRESOURCE_LOAD_STRING("termname", termname);
+
+ XRESOURCE_LOAD_INTEGER("blinktimeout", blinktimeout);
+ XRESOURCE_LOAD_INTEGER("bellvolume", bellvolume);
+ XRESOURCE_LOAD_INTEGER("borderpx", borderpx);
+ XRESOURCE_LOAD_INTEGER("cursorshape", cursorshape);
+
+ XRESOURCE_LOAD_FLOAT("cwscale", cwscale);
+ XRESOURCE_LOAD_FLOAT("chscale", chscale);
+ }
+ XFlush(dpy);
+}
+
+void
+reload(int sig)
+{
+ xrdb_load();
+
+ /* colors, fonts */
+ xloadcols();
+ xunloadfonts();
+ xloadfonts(font, 0);
+
+ /* pretend the window just got resized */
+ cresize(win.w, win.h);
+
+ redraw();
+
+ /* triggers re-render if we're visible. */
+ ttywrite("\033[O", 3, 1);
+
+ signal(SIGUSR1, reload);
+}
+
+
void
usage(void)
{
@@ -2084,6 +2197,8 @@ run:
setlocale(LC_CTYPE, "");
XSetLocaleModifiers("");
+ xrdb_load();
+ signal(SIGUSR1, reload);
cols = MAX(cols, 1);
rows = MAX(rows, 1);
tnew(cols, rows);
--
2.35.1
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