diff --git a/src/font.c b/src/font.c
index 616a955..6b4f492 100644
--- a/src/font.c
+++ b/src/font.c
@@ -75,7 +75,8 @@ int gl_printWidthForText(const glFont* ft_font, char* txt,
 
   int i, n, lastspace;
 
-  if(ft_font == NULL) ft_font = &gl_defFont;
+  if(ft_font == NULL)
+    ft_font = &gl_defFont;
 
   /* Limit size per line. */
   lastspace = 0; /* last ' ' or '\n' in the text. */
@@ -312,7 +313,7 @@ int gl_printText(const glFont* ft_font, const int width, const int height,
   else COLOUR(*c);
 
   p = 0; /* Where we last drew up to. */
-  while(by - y < 0) {
+  while(y - by > -1e-5) {
     i = gl_printWidthForText(ft_font, &txt[p], width);
 
     glMatrixMode(GL_MODELVIEW); /* Using MODELVIEW, PROJECTION gets full fast. */
@@ -395,17 +396,21 @@ int gl_printHeight(const glFont* ft_font, const int width,
     vsprintf(txt, fmt, ap);
     va_end(ap);
   }
+
+  if(txt[0] == '\0')
+    return 0;
+
   y = 0.;
 
   p = 0;
-  while(1) {
+  do {
     i = gl_printWidthForText(ft_font, &txt[p], width);
 
     if(txt[p+i] == '\0')
       break;
     p += i + 1;
     y += 1.5*(double)ft_font->h; /* Move position down. */
-  }
+  } while(txt[p-1] != '\0');
   return (int)(y - 0.5*(double)ft_font->h);
 }