[wiki] [sites] I've added an alternative xresources patch. || Vadim Zyamalov

From: <git_AT_suckless.org>
Date: Thu, 15 Apr 2021 09:35:43 +0200

commit 3d8301c6294cf400fd85b754afa0419b171f2f29
Author: Vadim Zyamalov <zyamalov.ve_AT_gmail.com>
Date: Thu Apr 15 10:34:02 2021 +0300

    I've added an alternative xresources patch.
    
    It's actually a xresources patch for dwm applied for dmenu. It allows using arbitrary xresources entries to configure dmenu.

diff --git a/tools.suckless.org/dmenu/patches/xresources-alt/dmenu-xresources-alt-5.0.diff b/tools.suckless.org/dmenu/patches/xresources-alt/dmenu-xresources-alt-5.0.diff
new file mode 100644
index 00000000..a1d59365
--- /dev/null
+++ b/tools.suckless.org/dmenu/patches/xresources-alt/dmenu-xresources-alt-5.0.diff
_AT_@ -0,0 +1,179 @@
+diff -rupN orig/config.def.h patched/config.def.h
+--- orig/config.def.h 2020-09-02 22:37:08.000000000 +0300
++++ patched/config.def.h 2021-04-15 09:50:54.729040042 +0300
+_AT_@ -2,16 +2,22 @@
+ /* Default settings; can be overriden by command line. */
+
+ static int topbar = 1; /* -b option; if 0, dmenu appears at bottom */
++
+ /* -fn option overrides fonts[0]; default X11 font or font set */
+-static const char *fonts[] = {
+- "monospace:size=10"
+-};
+-static const char *prompt = NULL; /* -p option; prompt to the left of input field */
++static char font[] = "monospace:size=10";
++static const char *fonts[] = { font };
++
++static char *prompt = NULL; /* -p option; prompt to the left of input field */
++
++static char normfgcolor[] = "#bbbbbb";
++static char normbgcolor[] = "#222222";
++static char selfgcolor[] = "#eeeeee";
++static char selbgcolor[] = "#005577";
+ static const char *colors[SchemeLast][2] = {
+ /* fg bg */
+- [SchemeNorm] = { "#bbbbbb", "#222222" },
+- [SchemeSel] = { "#eeeeee", "#005577" },
+- [SchemeOut] = { "#000000", "#00ffff" },
++ [SchemeNorm] = { normfgcolor, normbgcolor },
++ [SchemeSel] = { selfgcolor, selbgcolor },
++ [SchemeOut] = { "#000000", "#00ffff" },
+ };
+ /* -l option; if nonzero, dmenu uses vertical list with given number of lines */
+ static unsigned int lines = 0;
+_AT_@ -21,3 +27,14 @@ static unsigned int lines = 0;
+ * for example: " /?\"&[]"
+ */
+ static const char worddelimiters[] = " ";
++
++/*
++ * Xresources preferences to load at startup
++ */
++ResourcePref resources[] = {
++ { "normfgcolor", STRING, &normfgcolor },
++ { "normbgcolor", STRING, &normbgcolor },
++ { "selfgcolor", STRING, &selfgcolor },
++ { "selbgcolor", STRING, &selbgcolor },
++ { "prompt", STRING, &prompt },
++};
+diff -rupN orig/dmenu.c patched/dmenu.c
+--- orig/dmenu.c 2020-09-02 22:37:08.000000000 +0300
++++ patched/dmenu.c 2021-04-15 12:43:38.000000000 +0300
+_AT_@ -11,6 +11,7 @@
+ #include <X11/Xlib.h>
+ #include <X11/Xatom.h>
+ #include <X11/Xutil.h>
++#include <X11/Xresource.h>
+ #ifdef XINERAMA
+ #include <X11/extensions/Xinerama.h>
+ #endif
+_AT_@ -53,6 +54,21 @@ static XIC xic;
+ static Drw *drw;
+ static Clr *scheme[SchemeLast];
+
++/* Xresources preferences */
++enum resource_type {
++ STRING = 0,
++ INTEGER = 1,
++ FLOAT = 2
++};
++typedef struct {
++ char *name;
++ enum resource_type type;
++ void *dst;
++} ResourcePref;
++
++static void load_xresources(void);
++static void resource_load(XrmDatabase db, char *name, enum resource_type rtype, void *dst);
++
+ #include "config.h"
+
+ static int (*fstrncmp)(const char *, const char *, size_t) = strncmp;
+_AT_@ -395,7 +411,7 @@ keypress(XKeyEvent *ev)
+
+ switch(ksym) {
+ default:
+-insert:
++ insert:
+ if (!iscntrl(*buf))
+ insert(buf, len);
+ break;
+_AT_@ -547,6 +563,54 @@ readstdin(void)
+ lines = MIN(lines, i);
+ }
+
++void
++resource_load(XrmDatabase db, char *name, enum resource_type rtype, void *dst)
++{
++ char *sdst = NULL;
++ int *idst = NULL;
++ float *fdst = NULL;
++ sdst = dst;
++ idst = dst;
++ fdst = dst;
++ char fullname[256];
++ char *type;
++ XrmValue ret;
++ snprintf(fullname, sizeof(fullname), "%s.%s", "dwm", name);
++ fullname[sizeof(fullname) - 1] = '++ XrmGetResource(db, fullname, "*", &type, &ret);
++ if (!(ret.addr == NULL || strncmp("String", type, 64)))
++ {
++ switch (rtype) {
++ case STRING:
++ strcpy(sdst, ret.addr);
++ break;
++ case INTEGER:
++ *idst = strtoul(ret.addr, NULL, 10);
++ break;
++ case FLOAT:
++ *fdst = strtof(ret.addr, NULL);
++ break;
++ }
++ }
++}
++
++void
++load_xresources(void)
++{
++ Display *display;
++ char *resm;
++ XrmDatabase db;
++ ResourcePref *p;
++ display = XOpenDisplay(NULL);
++ resm = XResourceManagerString(display);
++ if (!resm)
++ return;
++ db = XrmGetStringDatabase(resm);
++ for (p = resources; p < resources + LENGTH(resources); p++)
++ resource_load(db, p->name, p->type, p->dst);
++ XCloseDisplay(display);
++}
++
+ static void
+ run(void)
+ {
+_AT_@ -700,6 +764,9 @@ main(int argc, char *argv[])
+ XWindowAttributes wa;
+ int i, fast = 0;
+
++ XrmInitialize();
++ load_xresources();
++
+ for (i = 1; i < argc; i++)
+ /* these options take no arguments */
+ if (!strcmp(argv[i], "-v")) { /* prints version information */
+diff -rupN orig/drw.c patched/drw.c
+--- orig/drw.c 2020-09-02 22:37:08.000000000 +0300
++++ patched/drw.c 2021-04-15 11:00:18.000000000 +0300
+_AT_@ -208,7 +208,7 @@ drw_clr_create(Drw *drw, Clr *dest, cons
+ /* Wrapper to create color schemes. The caller has to call free(3) on the
+ * returned color scheme when done using it. */
+ Clr *
+-drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount)
++drw_scm_create(Drw *drw, char *clrnames[], size_t clrcount)
+ {
+ size_t i;
+ Clr *ret;
+diff -rupN orig/drw.h patched/drw.h
+--- orig/drw.h 2020-09-02 22:37:08.000000000 +0300
++++ patched/drw.h 2021-04-15 11:01:06.000000000 +0300
+_AT_@ -39,7 +39,7 @@ void drw_font_getexts(Fnt *font, const c
+
+ /* Colorscheme abstraction */
+ void drw_clr_create(Drw *drw, Clr *dest, const char *clrname);
+-Clr *drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount);
++Clr *drw_scm_create(Drw *drw, char *clrnames[], size_t clrcount);
+
+ /* Cursor abstraction */
+ Cur *drw_cur_create(Drw *drw, int shape);
diff --git a/tools.suckless.org/dmenu/patches/xresources-alt/index.md b/tools.suckless.org/dmenu/patches/xresources-alt/index.md
new file mode 100644
index 00000000..1ea3065b
--- /dev/null
+++ b/tools.suckless.org/dmenu/patches/xresources-alt/index.md
_AT_@ -0,0 +1,20 @@
+xresources
+==========
+
+Description
+-----------
+This patch is actually a xresources patch for dwm, applied to dmenu.
+
+The patch add the ability to configure dmenu via Xresources by using arbitrary
+resources, not specific ones.
+
+All thanks should go to the authors of xresources patch for dwm, xresources and
+xrdb patches for st.
+
+Download
+--------
+* [dmenu-xresources-alt-5.0.diff](dmenu-xresources-alt-5.0.diff)
+
+Authors
+-------
+* Vadim Zyamalov
Received on Thu Apr 15 2021 - 09:35:43 CEST