fix #RGB color parsing

1 files changed, 7 insertions, 3 deletions

diff --git a/src/colors.c b/src/colors.c
index f293249d..ea1c3391 100644
--- a/src/colors.c
+++ b/src/colors.c
@@ -204,7 +204,7 @@ static const struct key {
 #define NCOLORS   (sizeof(color_keyword) / sizeof(struct key))
 
 /*
- * Parse a color in hex (RRGGBB)
+ * Parse a color in hex (RRGGBB) or (RGB)
  *
  * Return Value:
  *   parsed color if successful (err = 0),
@@ -217,9 +217,13 @@ static int32_t Color_parse_hex (const char *s, int32_t default_color, int *err)
 
   *err = 1;
   ret_color = strtol(s, &tail, 16);
-  if (tail - s == 6 || tail - s == 3)
+  if (tail - s == 6)
      *err = 0;
-  else
+  else if (tail - s == 3) {       /* #RGB as allowed by CSS */
+     *err = 0;
+	 ret_color = ((ret_color & 0xf00) << 12) |
+                 ((ret_color & 0x0f0) << 8) | ((ret_color & 0x00f) << 4);
+  } else
      ret_color = default_color;
 
   return ret_color;