---

yaml
---
r: 31450
b: refs/heads/dist-snap
c: ffb0676
h: refs/heads/master
v: v3

Author: dgryski

[refs]

@@ -7,6 +7,6 @@ refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
 refs/heads/try2: d0c6ce338884ee21843f4b40bf6bf18d222ce5df
 refs/heads/incoming: d9317a174e434d4c99fc1a37fd7dc0d2f5328d37
-refs/heads/dist-snap: cdd052f6ea1fb268a25e467147643344ec9a6b8c
+refs/heads/dist-snap: ffb067640b7701da8a7cdecb610ff737262c141c
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

branches/dist-snap/src/libsyntax/diagnostic.rs

@@ -163,14 +163,16 @@ fn diagnosticcolor(lvl: level) -> u8 {
 }
 
 fn print_diagnostic(topic: ~str, lvl: level, msg: ~str) {
+    let use_color = term::color_supported() &&
+        io::stderr().get_type() == io::screen;
     if str::is_not_empty(topic) {
         io::stderr().write_str(#fmt["%s ", topic]);
     }
-    if term::color_supported() {
+    if use_color {
         term::fg(io::stderr(), diagnosticcolor(lvl));
     }
     io::stderr().write_str(#fmt["%s:", diagnosticstr(lvl)]);
-    if term::color_supported() {
+    if use_color {
         term::reset(io::stderr());
     }
     io::stderr().write_str(#fmt[" %s\n", msg]);