1 files changed, 51 insertions, 0 deletions
diff --git a/pk/logo.c b/pk/logo.c
new file mode 100644
index 0000000..8f868e8
--- /dev/null
+++ b/pk/logo.c
@@ -0,0 +1,51 @@
+#include <string.h>
+#include "file.h"
+
+#define W 46
+#define D 21
+#define T 5
+
+void print_logo()
+{
+  static const char end[] = "\n       INSTRUCTION SETS WANT TO BE FREE\n\n";
+  static const char fill[T] = {'r', ' ', 'v', ' ', 'r'};
+  static const char logo[D][T] =
+   {{0, 14, 46, 46, 46},
+    {0, 18, 46, 46, 46},
+    {13, 20, 46, 46, 46},
+    {16, 22, 46, 46, 46},
+    {18, 22, 46, 46, 46},
+    {18, 22, 46, 46, 46},
+    {18, 22, 46, 46, 46},
+    {16, 22, 44, 46, 46},
+    {13, 20, 42, 46, 46},
+    {2, 18, 40, 46, 46},
+    {2, 14, 38, 44, 46},
+    {4, 10, 36, 42, 46},
+    {6, 12, 34, 40, 46},
+    {8, 14, 32, 38, 46},
+    {10, 16, 30, 36, 46},
+    {12, 18, 28, 34, 46},
+    {14, 20, 26, 32, 46},
+    {16, 22, 24, 30, 46},
+    {18, 22, 22, 28, 46},
+    {20, 20, 20, 26, 46},
+    {22, 22, 22, 24, 46}};
+
+  char result[D*(W+1) + sizeof(end)];
+  char* pos = result;
+  for (size_t i = 0; i < D; i++) {
+    for (size_t j = 0, p = 0; j < T; j++) {
+      if (p == logo[i][j])
+        continue;
+      do {
+        *pos++ = fill[j];
+        p++;
+      } while (p < logo[i][j]);
+    }
+    *pos++ = '\n';
+  }
+  memcpy(pos, end, sizeof(end));
+
+  file_write(stderr, result, (pos - result) + sizeof(end));
+}