SCons: Stop embedding the mercurial revision into the binary.

This causes a lot of rebuilds that could have otherwise possibly been
avoided, and, more annoyingly, a lot of unnecessary rerunning of the
regressions. The benefits of having the revision in the output haven't
materialized, so this change removes it.

1 files changed, 1 insertions, 11 deletions

diff --git a/SConstruct b/SConstruct
index 8f049e749..3033348cd 100755
--- a/SConstruct
+++ b/SConstruct
@@ -227,16 +227,8 @@ If you are actually a M5 developer, please fix this and
 run the style hook. It is important.
 """
 
-hg_info = "Unknown"
 if hgdir.exists():
-    # 1) Grab repository revision if we know it.
-    cmd = "hg id -n -i -t -b"
-    try:
-        hg_info = readCommand(cmd, cwd=main.root.abspath).strip()
-    except OSError:
-        print mercurial_bin_not_found
-
-    # 2) Ensure that the style hook is in place.
+    # Ensure that the style hook is in place.
     try:
         ui = None
         if not GetOption('ignore_style'):
@@ -255,8 +247,6 @@ if hgdir.exists():
 else:
     print ".hg directory not found"
 
-main['HG_INFO'] = hg_info
-
 ###################################################
 #
 # Figure out which configurations to set up based on the path(s) of