more informative outputs while searching for libunwind

[simgrid.git] / tools / cmake / Modules / FindLibunwind.cmake

diff --git a/tools/cmake/Modules/FindLibunwind.cmake b/tools/cmake/Modules/FindLibunwind.cmake
index a5f4637..68ad740 100644 (file)
--- a/tools/cmake/Modules/FindLibunwind.cmake
+++ b/tools/cmake/Modules/FindLibunwind.cmake
@@ -1,4 +1,4 @@
-if(PROCESSOR_x86_64)
+if(SIMGRID_PROCESSOR_x86_64)
   find_library(PATH_LIBUNWIND_LIB
     NAMES unwind-x86_64
     HINTS
@@ -44,29 +44,26 @@ find_path(PATH_LIBUNWIND_H "libunwind.h"
   /sw
   /usr)
 
-message(STATUS "Looking for libunwind.h")
 if(PATH_LIBUNWIND_H)
-  message(STATUS "Looking for libunwind.h - found")
+  string(REGEX REPLACE "/libunwind.h"               "" PATH_LIBUNWIND_H   "${PATH_LIBUNWIND_H}")
+  message(STATUS "Looking for libunwind.h - found in ${PATH_LIBUNWIND_H}")
+  include_directories(${PATH_LIBUNWIND_H})  
 else()
   message(STATUS "Looking for libunwind.h - not found")
 endif()
 
-message(STATUS "Looking for libunwind")
 if(PATH_LIBUNWIND_LIB)
-  message(STATUS "Looking for libunwind - found")
+  string(REGEX REPLACE "/libunwind.*[.]${LIB_EXE}$" "" PATH_LIBUNWIND_LIB "${PATH_LIBUNWIND_LIB}")
+  message(STATUS "Looking for libunwind.${LIB_EXE} - found in ${PATH_LIBUNWIND_LIB}")
+  link_directories(${PATH_LIBUNWIND_LIB})
 else()
   message(STATUS "Looking for libunwind - not found")
 endif()
 
 if(PATH_LIBUNWIND_LIB AND PATH_LIBUNWIND_H)
-  string(REGEX REPLACE "/libunwind.*[.]${LIB_EXE}$" "" PATH_LIBUNWIND_LIB "${PATH_LIBUNWIND_LIB}")
-  string(REGEX REPLACE "/libunwind.h"               "" PATH_LIBUNWIND_H   "${PATH_LIBUNWIND_H}")
-      
-  include_directories(${PATH_LIBUNWIND_H})
-  link_directories(${PATH_LIBUNWIND_LIB})
-  
+  SET(HAVE_LIBUNWIND 1)
 else()
-  message(FATAL_ERROR "Please either install the libunwind7-dev package (or equivalent) or turn off the model-checking option of SimGrid.")
+  SET(HAVE_LIBUNWIND 0)
 endif()
 
 mark_as_advanced(PATH_LIBDW_H)