Add ability to print version

README.md

@@ -85,7 +85,8 @@ The special section `bar` configures Lemonbar itself and can define common forma
 | `line-width`       | number  | Thickness of all underlines / overlines, if any, in pixels. |
 | `overline`         | boolean | Whether or not to draw an overline for all blocks. |
 | `underline`        | boolean | Whether or not to draw an underline for all blocks. |
-| `block-margin`     | number  | Sets margin-left and margin-right for all blocks. |
+| `block-margin`     | number  | Sets margin-left and margin-right for all blocks, in pixels. |
+| `block-padding`    | number  | Adds the given number of spaces to both sides of the block's output. |
 
 ## blocks
 

src/options.c

@@ -6,7 +6,7 @@ void parse_args(int argc, char **argv, prefs_s *prefs)
 	// Get arguments, if any
 	opterr = 0;
 	int o;
-	while ((o = getopt(argc, argv, "c:ehs:")) != -1)
+	while ((o = getopt(argc, argv, "c:ehs:V")) != -1)
 	{
 		switch (o)
 		{
@@ -22,6 +22,9 @@ void parse_args(int argc, char **argv, prefs_s *prefs)
 			case 's': // section name for bar
 				prefs->section = optarg;
 				break;
+			case 'V': // print version and exit:
+				prefs->version = 1;
+				break;
 		}
 	}
 }

src/succade.c

@@ -1090,6 +1090,13 @@ static void help(const char *invocation, FILE *where)
 	fprintf(where, "\t-s\tINI section name for the bar.\n");
 }
 
+static void version()
+{
+	fprintf(stdout, "%s %d.%d.%d\n%s\n", SUCCADE_NAME,
+			SUCCADE_VER_MAJOR, SUCCADE_VER_MINOR, SUCCADE_VER_PATCH,
+			SUCCADE_URL);
+}
+
 int main(int argc, char **argv)
 {
 	//
@@ -1163,6 +1170,13 @@ int main(int argc, char **argv)
 		return EXIT_SUCCESS;
 	}
 
+	// PRINT VERSION AND EXIT, MAYBE
+	if (prefs->version)
+	{
+		version();
+		return EXIT_SUCCESS;
+	}
+
 	//
 	// PREFERENCES / DEFAULTS
 	//

src/succade.h

@@ -4,24 +4,18 @@
 #include "libkita.h"
 #include <unistd.h> // STDOUT_FILENO, STDIN_FILENO, STDERR_FILENO
 
-#define DEBUG 1
+#define DEBUG 0
 
 #define SUCCADE_NAME "succade"
 #define SUCCADE_URL  "https://github.com/domsson/succade"
-#define SUCCADE_VER_MAJOR 0
-#define SUCCADE_VER_MINOR 3
+#define SUCCADE_VER_MAJOR 1
+#define SUCCADE_VER_MINOR 0
 #define SUCCADE_VER_PATCH 0
 
 #define BUFFER_NUMERIC          8
 #define BUFFER_LEMON_ARG     1024
-#define BUFFER_LEMON_INPUT   2048
 
-#define BUFFER_BLOCK_FORMAT   256
 #define BUFFER_BLOCK_NAME      64
-#define BUFFER_BLOCK_AFFIX     16
-#define BUFFER_BLOCK_LABEL     64
-#define BUFFER_BLOCK_UNIT      16
-#define BUFFER_BLOCK_OUTPUT   512
 #define BUFFER_BLOCK_STR     2048
 
 #define BLOCK_WAIT_TOLERANCE 0.1
@@ -33,10 +27,6 @@
 #define DEFAULT_LEMON_NAME    "succade_lemonbar"
 #define DEFAULT_LEMON_SECTION "bar"
 
-#define STR_DASH "-"
-#define STR_PLUS "+"
-#define STR_NONE ""
-
 //
 // ENUMS
 //
@@ -170,6 +160,7 @@ struct succade_prefs
 	char     *section;       // INI section name for the bar
 	unsigned char empty : 1; // Run bar even if no blocks present?
 	unsigned char help  : 1; // Show help text and exit?
+	unsigned char version : 1; // Show version and exit?
 };
 
 struct succade_state