From b32944d21419b7b6ba476619e703529e6c3dd646 Mon Sep 17 00:00:00 2001
From: Oscar Fuentes <ofv@wanadoo.es>
Date: Sat, 2 Oct 2010 03:04:49 +0000
Subject: Stop the build if cyclic library dependecies found.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115405 91177308-0d34-0410-b5e6-96231b3b80d8
---
 tools/llvm-config/CMakeLists.txt | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'tools')

diff --git a/tools/llvm-config/CMakeLists.txt b/tools/llvm-config/CMakeLists.txt
index 663cae5ed2..cf672a4869 100644
--- a/tools/llvm-config/CMakeLists.txt
+++ b/tools/llvm-config/CMakeLists.txt
@@ -80,8 +80,11 @@ add_custom_command(OUTPUT ${LIBDEPS}
   DEPENDS ${LIBDEPS_TMP}
   COMMENT "Updating ${LIBDEPS} if necessary...")
 
+# This must stop the build if find-cycles.pl returns error:
 add_custom_command(OUTPUT ${FINAL_LIBDEPS}
-  COMMAND ${PERL_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/find-cycles.pl < ${LIBDEPS} > ${FINAL_LIBDEPS} || ${CMAKE_COMMAND} -E remove -f ${FINAL_LIBDEPS}
+  COMMAND ${CMAKE_COMMAND} -E remove -f ${FINAL_LIBDEPS} ${FINAL_LIBDEPS}.tmp
+  COMMAND ${PERL_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/find-cycles.pl < ${LIBDEPS} > ${FINAL_LIBDEPS}.tmp
+  COMMAND ${CMAKE_COMMAND} -E copy ${FINAL_LIBDEPS}.tmp ${FINAL_LIBDEPS}
   DEPENDS ${LIBDEPS}
   COMMENT "Checking for cyclic dependencies between LLVM libraries.")
 
-- 
cgit v1.2.3