Add darkman patch

a patch to choose between two color themes by executing a command

config.def.h

@@ -212,6 +212,44 @@ static const char *colorname[] = {
 	"#e5e5e5", /* 259 -> fg */
 };
 
+#if DARKMAN_PATCH
+#define colorname_len (sizeof(colorname) / sizeof(char *))
+
+enum theme {
+  THEME_LIGHT,
+  THEME_DARK,
+  THEME_NUM,
+};
+
+/* Terminal colors (16 first used in escape sequence) */
+static const char *colornames[THEME_NUM][colorname_len] = {
+  { }, {
+  "#1a1a1a", /* hard contrast: #1d2021 / soft contrast: #32302f */
+  "#f4005f",
+  "#98e024",
+  "#fa8419",
+  "#9d65ff",
+  "#f4005f",
+  "#58d1eb",
+  "#c4c5b5",
+  "#625e4c",
+  "#f4005f",
+  "#98e024",
+  "#e0d561",
+  "#9d65ff",
+  "#f4005f",
+  "#58d1eb",
+  "#f6f6ef",
+  [255] = 0,
+  /* more colors can be added after 255 to use with DefaultXX */
+  "#aaaaaa", /* 256 -> cursor */
+  "#555555", /* 257 -> rev cursor*/
+  "#000000", /* 258 -> bg */
+  "#ffffff", /* 259 -> fg */
+}};
+
+#endif // DARKMAN_PATCH
+
 
 /*
  * Default colors (colorname index)

patches.def.h

@@ -255,6 +255,9 @@
  */
 #define FONTFEATURES_PATCH 1
 
+#define DARKMAN_PATCH 1
+
+
 /* This patch makes st ignore terminal color attributes by forcing display of the default
  * foreground and background colors only - making for a monochrome look. Idea ref.
  * https://www.reddit.com/r/suckless/comments/ixbx6z/how_to_use_black_and_white_only_for_st/

x.c

@@ -802,10 +802,13 @@ setsel(char *str, Time t)
 	#endif // CLIPBOARD_PATCH
 }
 
-#if XRESOURCES_PATCH && XRESOURCES_RELOAD_PATCH || BACKGROUND_IMAGE_PATCH && BACKGROUND_IMAGE_RELOAD_PATCH
+#if XRESOURCES_PATCH && XRESOURCES_RELOAD_PATCH || BACKGROUND_IMAGE_PATCH && BACKGROUND_IMAGE_RELOAD_PATCH || DARKMAN_PATCH
 void
 sigusr1_reload(int sig)
 {
+  #if DARKMAN_PATCH
+	xloadcols();
+  #endif // DARKMAN_PATCH
 	#if XRESOURCES_PATCH && XRESOURCES_RELOAD_PATCH
 	reload_config(sig);
 	#endif // XRESOURCES_RELOAD_PATCH
@@ -988,6 +991,28 @@ xloadalpha(void)
 }
 #endif // ALPHA_FOCUS_HIGHLIGHT_PATCH
 
+#if DARKMAN_PATCH
+void
+darkmanThemeChoose() {
+  FILE *fp;
+  char path[128];
+
+  fp = popen("darkman get", "r");
+  if (fp == NULL) {
+    memcpy(colorname, colornames[0], sizeof(colorname));
+  } else {
+    /* match the stdout with the theme */
+    while (fgets(path, sizeof(path)-1, fp) != NULL) {
+      if (strcmp(path, "light\n") == 0) {
+        memcpy(colorname, colornames[0], sizeof(colorname));
+      } else if (strcmp(path, "dark\n") == 0) {
+        memcpy(colorname, colornames[1], sizeof(colorname));
+      }
+    }
+  }
+}
+#endif // DARKMAN_PATCH
+
 #if ALPHA_PATCH && ALPHA_FOCUS_HIGHLIGHT_PATCH
 void
 xloadcols(void)
@@ -1021,6 +1046,8 @@ xloadcols(void)
 	static int loaded;
 	Color *cp;
 
+  darkmanThemeChoose();
+
 	if (loaded) {
 		for (cp = dc.col; cp < &dc.col[dc.collen]; ++cp)
 			XftColorFree(xw.dpy, xw.vis, xw.cmap, cp);
@@ -4045,9 +4072,12 @@ run:
 
 	setlocale(LC_CTYPE, "");
 	XSetLocaleModifiers("");
-	#if XRESOURCES_PATCH && XRESOURCES_RELOAD_PATCH || BACKGROUND_IMAGE_PATCH && BACKGROUND_IMAGE_RELOAD_PATCH
+	#if XRESOURCES_PATCH && XRESOURCES_RELOAD_PATCH || BACKGROUND_IMAGE_PATCH && BACKGROUND_IMAGE_RELOAD_PATCH || DARKMAN_PATCH
 	signal(SIGUSR1, sigusr1_reload);
-	#endif // XRESOURCES_RELOAD_PATCH | BACKGROUND_IMAGE_RELOAD_PATCH
+	#endif // XRESOURCES_RELOAD_PATCH | BACKGROUND_IMAGE_RELOAD_PATCH | DARKMAN_PATCH
+  #if DARKMAN_PATCH
+  memcpy(colornames[0], colorname, sizeof(colorname));
+  #endif // DARKMAN_PATCH
 	#if XRESOURCES_PATCH
 	if (!(xw.dpy = XOpenDisplay(NULL)))
 		die("Can't open display\n");