From 8882e9ebe158aef382bb5544559ef7f2a553db62 Mon Sep 17 00:00:00 2001
From: Kenneth Heafield <github@kheafield.com>
Date: Tue, 11 Sep 2012 14:23:39 +0100
Subject: Update kenlm and build system

---
 jam-files/fail/Jamroot | 4 ++++
 jam-files/sanity.jam   | 9 +++++++++
 2 files changed, 13 insertions(+)
 create mode 100644 jam-files/fail/Jamroot

(limited to 'jam-files')

diff --git a/jam-files/fail/Jamroot b/jam-files/fail/Jamroot
new file mode 100644
index 00000000..c3584d89
--- /dev/null
+++ b/jam-files/fail/Jamroot
@@ -0,0 +1,4 @@
+actions fail {
+  false
+}
+make fail : : fail ;
diff --git a/jam-files/sanity.jam b/jam-files/sanity.jam
index 8ccfc65d..086f20ae 100644
--- a/jam-files/sanity.jam
+++ b/jam-files/sanity.jam
@@ -15,6 +15,13 @@ rule _shell ( cmd : extras * ) {
   return [ trim-nl [ SHELL $(cmd) : $(extras) ] ] ;
 }
 
+rule shell_or_fail ( cmd ) {
+  local ret = [ SHELL $(cmd) : exit-status ] ;
+  if $(ret[2]) != 0 {
+    exit $(cmd) failed : 1 ;
+  }
+}
+
 cxxflags = [ os.environ "CXXFLAGS" ] ;
 cflags = [ os.environ "CFLAGS" ] ;
 ldflags = [ os.environ "LDFLAGS" ] ;
@@ -275,3 +282,5 @@ if [ option.get "sanity-test" : : "yes" ] {
     EXIT "Bad" : 1 ;
   }
 }
+
+use-project /top : . ;
-- 
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