From 14ae04c5739089ec751f007804e51b7a68e0db26 Mon Sep 17 00:00:00 2001
From: Kai Nacke <kai@redstar.de>
Date: Wed, 18 Dec 2013 22:47:11 +0100
Subject: [PATCH] Check for terminfo libary.

This fixes another link error on my ARM device.
---
 CMakeLists.txt | 25 +++++++++++++++++++++----
 1 file changed, 21 insertions(+), 4 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c5b103a3..e52e7bd9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -355,15 +355,32 @@ endif()
 
 #
 # Check if libpthread is available.
+# FIXME: Guard with LLVM_ENABLE_THREADS
 #
 if( NOT WIN32 OR CYGWIN )
     check_include_file(pthread.h HAVE_PTHREAD_H)
     check_library_exists(pthread pthread_create "" HAVE_LIBPTHREAD)
     if(HAVE_LIBPTHREAD)
-        set(PTHREAD_LIB -lpthread)
+        set(PTHREAD_LIBS -lpthread)
     endif()
 endif()
 
+#
+# Check if terminfo is available.
+# FIXME: Guard with LLVM_ENABLE_TERMINFO
+#
+if( NOT WIN32 OR CYGWIN )
+    set(HAVE_TERMINFO 0)
+    foreach(library tinfo terminfo curses ncurses ncursesw)
+        string(TOUPPER ${library} library_suffix)
+        check_library_exists(${library} setupterm "" HAVE_TERMINFO_${library_suffix})
+        if(HAVE_TERMINFO_${library_suffix})
+            set(HAVE_TERMINFO 1)
+            set(TERMINFO_LIBS "${library}")
+        break()
+        endif()
+    endforeach()
+endif()
 
 #
 # Set up the main ldc/ldc2 target.
@@ -389,7 +406,7 @@ set_target_properties(
 )
 
 # LDFLAGS should actually be in target property LINK_FLAGS, but this works, and gets around linking problems
-target_link_libraries(${LDC_LIB} ${LLVM_LIBRARIES} ${PTHREAD_LIB} "${LLVM_LDFLAGS}")
+target_link_libraries(${LDC_LIB} ${LLVM_LIBRARIES} ${PTHREAD_LIBS} ${TERMINFO_LIBS} "${LLVM_LDFLAGS}")
 if(WIN32)
     target_link_libraries(${LDC_LIB} imagehlp psapi)
 elseif(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
@@ -409,7 +426,7 @@ set_target_properties(
     COMPILE_FLAGS "${LLVM_CXXFLAGS} ${EXTRA_CXXFLAGS}"
     LINK_FLAGS "${SANITIZE_LDFLAGS}"
 )
-target_link_libraries(${LDC_EXE} ${LDC_LIB} ${LIBCONFIG++_LIBRARY} ${PTHREAD_LIBS})
+target_link_libraries(${LDC_EXE} ${LDC_LIB} ${LIBCONFIG++_LIBRARY} ${PTHREAD_LIBS} ${TERMINFO_LIBS})
 if(MSVC)
     # Add a post build event in Visual Studio to copy the config file into Debug/Release folder
     add_custom_command(TARGET ${LDC_EXE} POST_BUILD COMMAND ${CMAKE_COMMAND} -E copy ${PROJECT_BINARY_DIR}/bin/${LDC_EXE}.conf $<TARGET_FILE_DIR:${LDC_EXE}> COMMENT "Copy config file ${LDC_EXE}.conf")
@@ -447,7 +464,7 @@ set_target_properties(
     COMPILE_FLAGS "${TABLEGEN_CXXFLAGS} ${LDC_CXXFLAGS}"
     LINK_FLAGS "${SANITIZE_LDFLAGS}"
 )
-target_link_libraries(gen_gccbuiltins ${LLVM_LIBRARIES} ${PTHREAD_LIB} "${LLVM_LDFLAGS}")
+target_link_libraries(gen_gccbuiltins ${LLVM_LIBRARIES} ${PTHREAD_LIBS} ${TERMINFO_LIBS} "${LLVM_LDFLAGS}")
 if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
     target_link_libraries(gen_gccbuiltins dl)
 endif()