added secret-password patch for readme

README.md

@@ -0,0 +1,20 @@
+# slock
+
+This is my patched version of slock. The base version is directly from suckless.org.
+
+## Patches
+
+The list below shows the currently applied patches to the master branch.
+
+- slock-background-image-20220318-1c5a538.diff (shows a background image in locked state)
+- slock-capscolor-20220921-35633d4.diff (displays a separate color if caps is set)
+- slock-dwmlogo-20210324.diff (adds dwm logo on lock screen)
+- slock-git-20161012-control-clear.diff (doesnt turn logo red when pressing control keys)
+- slock-secret-password-1.4.diff (modified) (can give additional passwords that run commands)
+
+## Installation
+
+The most basic way is to clone the repository and then invoke make.
+
+- `git clone https://github.com/tiyn/slock`
+- `make clean install`

config.def.h

@@ -1,12 +1,54 @@
 /* user and group to drop privileges to */
-static const char *user  = "nobody";
+static const char *user  = "user";
 static const char *group = "nobody";
 
 static const char *colorname[NUMCOLS] = {
-	[INIT] =   "black",     /* after initialization */
+	[INIT] =   "#2d2d2d",     /* after initialization */
 	[INPUT] =  "#005577",   /* during input */
-	[FAILED] = "#CC3333",   /* wrong password */
+	[FAILED] = "#cc3333",   /* wrong password */
+	[CAPS] = "#ff0000",         /* CapsLock on */
 };
 
 /* treat a cleared input like a wrong password (color) */
 static const int failonclear = 1;
+
+/* Background image path, should be available to the user above */
+static const char* background_image = "/home/user/.local/share/lock";
+/* insert grid pattern with scale 1:1, the size can be changed with logosize */
+static const int logosize = 40;
+static const int logow = 10;	/* grid width and height for right center alignment*/
+static const int logoh = 15;
+
+static XRectangle rectangles[12] = {
+	/* x	y	w	h */
+	{ 0,	0,	1,	3 },
+	{ 0,	7,	4,	2 },
+	{ 1,	0,	1,	4 },
+	{ 2,	2,	1,	3 },
+	{ 3,	3,	1,	3 },
+	{ 4,	0,	2,	2 },
+	{ 4,	4,	2,	11 },
+	{ 6,	3,	1,	3 },
+	{ 6,	7,	4,	2 },
+	{ 7,	2,	1,	3 },
+	{ 8,	0,	1,	4 },
+	{ 9,	0,	1,	3 },
+};
+
+/* allow control key to trigger fail on clear */
+static const int controlkeyclear = 1;
+
+/* struct for secret passwords and commands */
+struct secretpass {
+  char const *pass;
+  char const *command;
+};
+
+/* list of secret passwords and their commands */
+static const struct secretpass scom[1] = {
+/*	 Password				command */
+  {"shutdown",           "sudo shutdown -h now"},
+};
+
+/* length of entries in scom */
+static const int entrylen = 1;