[MinGW] bypass a broken detection: we do have asprintf here

[simgrid.git] / tools / cmake / CompleteInFiles.cmake

diff --git a/tools/cmake/CompleteInFiles.cmake b/tools/cmake/CompleteInFiles.cmake
index 0a93421a48475588c704150ed45dd79e2937b6d0..8aed337ecad77274449b7bd23f5553dff3e429ea 100644 (file)
--- a/tools/cmake/CompleteInFiles.cmake
+++ b/tools/cmake/CompleteInFiles.cmake
@@ -17,7 +17,11 @@ IF(CMAKE_SYSTEM_PROCESSOR MATCHES ".86|AMD64|amd64")
     message(STATUS "System processor: x86_64 (${CMAKE_SYSTEM_PROCESSOR}, 64 bits)")
     set(PROCESSOR_x86_64 1)
   ENDIF()
-  set(HAVE_RAWCTX 1)
+  if (NOT MSVC)
+    message(STATUS "Disable fast raw contextes on Microsoft Visual.")
+  else()
+    set(HAVE_RAWCTX 1)
+  endif()
 
 ELSEIF(CMAKE_SYSTEM_PROCESSOR MATCHES "^alpha")
   message(STATUS "System processor: alpha")
@@ -149,11 +153,11 @@ CHECK_LIBRARY_EXISTS(rt      clock_gettime           "" HAVE_POSIX_GETTIME)
 
 if(CMAKE_SYSTEM_NAME MATCHES "Darwin")
   set(CMAKE_REQUIRED_DEFINITIONS "-D_XOPEN_SOURCE=700 -D_DARWIN_C_SOURCE")
-endif()
-
-if(MINGW)
+elseif(MINGW)
   add_definitions(-D__USE_MINGW_ANSI_STDIO=1)
   set(CMAKE_REQUIRED_DEFINITIONS "-D__USE_MINGW_ANSI_STDIO=1")
+else()
+  set(CMAKE_REQUIRED_DEFINITIONS "-D_GNU_SOURCE")
 endif()
 
 CHECK_INCLUDE_FILES("time.h;sys/time.h" TIME_WITH_SYS_TIME)
@@ -198,6 +202,14 @@ CHECK_SYMBOL_EXISTS(vsnprintf stdio.h HAVE_VSNPRINTF)
 CHECK_SYMBOL_EXISTS(asprintf stdio.h HAVE_ASPRINTF)
 CHECK_SYMBOL_EXISTS(vasprintf stdio.h HAVE_VASPRINTF)
 
+if(MINGW) 
+  # The detection of asprintf fails on MinGW, assumingly because it's
+  # defined as an inline function in stdio.h instead of a regular
+  # function. So force the result to be 1 despite of the test.
+  set(HAVE_ASPRINTF 1)
+  set(HAVE_VASPRINTF 1)
+endif()
+
 CHECK_FUNCTION_EXISTS(makecontext HAVE_MAKECONTEXT)
 CHECK_FUNCTION_EXISTS(mmap HAVE_MMAP)
 CHECK_FUNCTION_EXISTS(process_vm_readv HAVE_PROCESS_VM_READV)