Check in a quick sed script to reduce Mac build logs.

build/sanitize-mac-build-log.sed

Index: build/sanitize-mac-build-log.sed
diff --git a/build/sanitize-mac-build-log.sed b/build/sanitize-mac-build-log.sed
new file mode 100755
index 0000000000000000000000000000000000000000..a486d91a2a17dfe0fa8f3301dd3a33c484f01a3f
--- /dev/null
+++ b/build/sanitize-mac-build-log.sed
@@ -0,0 +1,16 @@
+#!/bin/sed -f
+
+# Use this sed script to reduce a Mac build log into something readable.
+
+# Drop uninformative lines.
+/^distcc/d
+/^Check dependencies/d
+/^    setenv /d
+/^    cd /d
+
+# Xcode prints a short "compiling foobar.o" line followed by the lengthy
+# full command line.  These deletions drop the command line.
+\|^    /Developer/usr/bin/distcc |d
+\|^    /Developer/usr/bin/g++|d

[Mark Mentovai, 2010/12/10 22:36:18]

I think Xcode always invokes gcc (with -x) when distcc is not in use, and never
g++. That’s important to catch people who aren’t building distributed.

+
+s|^Distributed-CompileC \(.*\) normal i386 c++ com.apple.compilers.gcc.4_2|CC \1|

[Mark Mentovai, 2010/12/10 22:36:18]

Match without Distributed- too, for the same reason.