Add an option to disable libedit

Summary: This should provide the function similar to `--disable-libedit` with the autotools build system, which seems to be missing from the commit (r200595) that adds this.

Reviewers: pcc, beanz

Subscribers: mgorny, llvm-commits

Differential Revision: https://reviews.llvm.org/D26550

llvm-svn: 287293

diff --git a/llvm/CMakeLists.txt b/llvm/CMakeLists.txt
index 2e9a4a1..2f0cb41 100644 (file)
--- a/llvm/CMakeLists.txt
+++ b/llvm/CMakeLists.txt
@@ -357,6 +357,8 @@ set(LLVM_TARGET_ARCH "host"
 
 option(LLVM_ENABLE_TERMINFO "Use terminfo database if available." ON)
 
+option(LLVM_ENABLE_LIBEDIT "Use libedit if available." ON)
+
 option(LLVM_ENABLE_THREADS "Use threads if available." ON)
 
 option(LLVM_ENABLE_ZLIB "Use zlib for compression/decompression if available." ON)

diff --git a/llvm/cmake/config-ix.cmake b/llvm/cmake/config-ix.cmake
index be67c56..3e37e58 100755 (executable)
--- a/llvm/cmake/config-ix.cmake
+++ b/llvm/cmake/config-ix.cmake
@@ -119,8 +119,10 @@ if( NOT PURE_WINDOWS AND NOT LLVM_USE_SANITIZER MATCHES "Memory.*")
     set(HAVE_LIBZ 0)
   endif()
   # Skip libedit if using ASan as it contains memory leaks.
-  if (HAVE_HISTEDIT_H AND NOT LLVM_USE_SANITIZER MATCHES ".*Address.*")
+  if (LLVM_ENABLE_LIBEDIT AND HAVE_HISTEDIT_H AND NOT LLVM_USE_SANITIZER MATCHES ".*Address.*")
     check_library_exists(edit el_init "" HAVE_LIBEDIT)
+  else()
+    set(HAVE_LIBEDIT 0)
   endif()
   if(LLVM_ENABLE_TERMINFO)
     set(HAVE_TERMINFO 0)