Add fancy welcome text

src/dged/buffer.c

@@ -1183,7 +1183,8 @@ void buffer_render(struct buffer *buffer, struct buffer_render_params *params) {
       .origin = params->origin,
       .width = params->width,
       .height = params->height,
-      .show_ws = show_ws != NULL ? show_ws->value.bool_value : true,
+      .show_ws = (show_ws != NULL ? show_ws->value.bool_value : true) &&
+                 !buffer->force_show_ws_off,
       .buffer = buffer,
   };
   text_for_each_line(buffer->text, params->origin.line, params->height,

src/dged/buffer.h

@@ -60,6 +60,9 @@ struct buffer {
 
   /** Can rows be added lazily to this buffer */
   bool lazy_row_add;
+
+  /** If true, force whitespace indication off for this buffer */
+  bool force_show_ws_off;
 };
 
 void buffer_static_init();

src/main/main.c

@@ -34,6 +34,12 @@
 #include "completion.h"
 #include "version.h"
 
+/* welcome.h is generated from welcome.inc with
+ * xxd -n welcome_text -i <path-to-welcome.inc> <path-to-welcome.h>
+ * or similar.
+ */
+#include "welcome.h"
+
 static struct frame_allocator frame_allocator;
 
 void *frame_alloc(size_t sz) {
@@ -311,10 +317,9 @@ int main(int argc, char *argv[]) {
     free((void *)filename);
     free((void *)absfile);
   } else {
-    const char *welcome_txt =
-        "Welcome to the editor for datagubbar and datagummor 👴👵\n";
-    buffer_set_text(&initial_buffer, (uint8_t *)welcome_txt,
-                    strlen(welcome_txt));
+    initial_buffer.force_show_ws_off = true;
+    buffer_set_readonly(&initial_buffer, true);
+    buffer_set_text(&initial_buffer, (uint8_t *)welcome_text, welcome_text_len);
   }
 
   struct buffer *ib = buffers_add(&buflist, initial_buffer);

src/main/welcome.h

@@ -0,0 +1,45 @@
+unsigned char welcome_text[] = {
+  0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+  0x20, 0x20, 0x20, 0x20, 0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2,
+  0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x20,
+  0x20, 0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2,
+  0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x20, 0x20, 0xe2, 0x96,
+  0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96,
+  0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x20, 0xe2, 0x96, 0x88, 0xe2,
+  0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2,
+  0x96, 0x88, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+  0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96,
+  0x88, 0x20, 0x20, 0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x20, 0xe2,
+  0x96, 0x88, 0xe2, 0x96, 0x88, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+  0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+  0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x20, 0x20, 0x20, 0xe2, 0x96, 0x88,
+  0xe2, 0x96, 0x88, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+  0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0xe2, 0x96, 0x88, 0xe2,
+  0x96, 0x88, 0x20, 0x20, 0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x20,
+  0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x20, 0x20, 0x20, 0xe2, 0x96, 0x88,
+  0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96,
+  0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x20, 0x20,
+  0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x20, 0x20, 0x20, 0xe2, 0x96,
+  0x88, 0xe2, 0x96, 0x88, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+  0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0xe2, 0x96, 0x88,
+  0xe2, 0x96, 0x88, 0x20, 0x20, 0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88,
+  0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x20, 0x20, 0x20, 0x20, 0xe2,
+  0x96, 0x88, 0xe2, 0x96, 0x88, 0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88,
+  0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88,
+  0x20, 0x20, 0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x0a, 0x20, 0x20,
+  0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+  0x20, 0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2,
+  0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x20, 0x20, 0x20, 0xe2,
+  0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2,
+  0x96, 0x88, 0xe2, 0x96, 0x88, 0x20, 0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96,
+  0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96,
+  0x88, 0xe2, 0x96, 0x88, 0x20, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2,
+  0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0xe2, 0x96, 0x88, 0x0a,
+  0x0a, 0x0a, 0x57, 0x65, 0x6c, 0x63, 0x6f, 0x6d, 0x65, 0x20, 0x74, 0x6f,
+  0x20, 0x74, 0x68, 0x65, 0x20, 0x74, 0x65, 0x78, 0x74, 0x20, 0x65, 0x64,
+  0x69, 0x74, 0x6f, 0x72, 0x20, 0x66, 0x6f, 0x72, 0x20, 0x64, 0x61, 0x74,
+  0x61, 0x67, 0x75, 0x62, 0x62, 0x61, 0x72, 0x20, 0x61, 0x6e, 0x64, 0x20,
+  0x64, 0x61, 0x74, 0x61, 0x67, 0x75, 0x6d, 0x6d, 0x6f, 0x72, 0x21, 0x20,
+  0xf0, 0x9f, 0x91, 0xb4, 0xf0, 0x9f, 0x91, 0xb5, 0x0a
+};
+unsigned int welcome_text_len = 501;

src/main/welcome.inc

@@ -0,0 +1,9 @@
+
+                ██████   ██████  ███████ ██████
+                ██   ██ ██       ██      ██   ██
+                ██   ██ ██   ███ █████   ██   ██
+                ██   ██ ██    ██ ██      ██   ██
+                ██████   ██████  ███████ ██████
+
+
+Welcome to the text editor for datagubbar and datagummor! 👴👵