From: navarrop <navarrop@48e7efb5-ca39-0410-a469-dd3cf9ba447f>
Date: Thu, 10 Feb 2011 12:57:15 +0000 (+0000)
Subject: Add a verification on gcc version.
X-Git-Tag: v3.6_beta2~331
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/7951b2d0118b44426367d128f5229eb3e3960536?hp=23a2059333732be618364bbd4bb149e3b1f7c112

Add a verification on gcc version.
On mac we must have gcc45.
Set by default to gcc40 for other.

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@9599 48e7efb5-ca39-0410-a469-dd3cf9ba447f
---

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0c20410c29..0a598eb457 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,6 +7,39 @@ set(release_version "3.5")
 set(libsimgrid_version "${release_version}")
 set(libgras_version "${release_version}")
 set(libsmpi_version "${release_version}")
+set(GCC_NEED_VERSION "4.0")
+
+### SET THE LIBRARY EXTENSION AND GCC VERSION
+if(APPLE) #MAC
+    set(GCC_NEED_VERSION "4.5")
+	set(LIB_EXE "dylib")
+else(APPLE)
+    if(WIN32) #WINDOWS
+        set(LIB_EXE "a")
+    else(WIN32) #UNIX
+	    set(LIB_EXE "so")
+    endif(WIN32)
+endif(APPLE)
+
+string(REGEX MATCH "gcc" GCC "${CMAKE_C_COMPILER}")
+if(GCC)
+	exec_program("${CMAKE_C_COMPILER} --version" OUTPUT_VARIABLE "COMPILER_C_VERSION")
+	exec_program("${CMAKE_CXX_COMPILER} --version" OUTPUT_VARIABLE "COMPILER_CXX_VERSION")
+	string(REGEX MATCH "[0-9].[0-9].[0-9]" COMPILER_C_VERSION "${COMPILER_C_VERSION}")
+	string(REGEX MATCH "[0-9].[0-9].[0-9]" COMPILER_CXX_VERSION "${COMPILER_CXX_VERSION}")
+	
+	string(REGEX MATCH "^[0-9].[0-9]" COMPILER_C_VERSION_MAJOR_MINOR "${COMPILER_C_VERSION}")
+	string(REPLACE "${COMPILER_C_VERSION_MAJOR_MINOR}." "" COMPILER_C_VERSION_PATCH "${COMPILER_C_VERSION}")
+	
+	if(${GCC_NEED_VERSION} GREATER  COMPILER_C_VERSION_MAJOR_MINOR)
+	    message(FATAL_ERROR "Gcc must be to version ${GCC_NEED_VERSION} current version ${COMPILER_C_VERSION_MAJOR_MINOR}")
+	endif(${GCC_NEED_VERSION} GREATER  COMPILER_C_VERSION_MAJOR_MINOR)
+endif(GCC)
+
+string(REGEX MATCH "cl.exe" VBC "${CMAKE_C_COMPILER}")
+if(VBC)
+    message(FATAL_ERROR "VB is not yet supported by Simgrid.")
+endif(VBC)
 
 ### Find programs and paths
 FIND_PROGRAM(GCOV_PATH gcov)
@@ -33,17 +66,6 @@ if(UNIX AND NOT APPLE)
 	endif(${TRUE_CMAKE_BINARY_DIR} STREQUAL ${CMAKE_BINARY_DIR})	
 endif(UNIX AND NOT APPLE)
 
-### SET THE LIBRARY EXTENSION
-if(APPLE)
-	set(LIB_EXE "dylib")
-else(APPLE)
-    if(WIN32)
-        set(LIB_EXE "a")
-    else(WIN32)
-	    set(LIB_EXE "so")
-    endif(WIN32)
-endif(APPLE)
-
 ### Set some variables for Cmake
 SET(LIBRARY_OUTPUT_PATH ${CMAKE_BINARY_DIR}/lib)
 
diff --git a/buildtools/Cmake/PrintArgs.cmake b/buildtools/Cmake/PrintArgs.cmake
index be1d029dc4..46c9443669 100644
--- a/buildtools/Cmake/PrintArgs.cmake
+++ b/buildtools/Cmake/PrintArgs.cmake
@@ -1,22 +1,3 @@
-string(REGEX MATCH "cl.exe" VBC "${CMAKE_C_COMPILER}")
-string(REGEX MATCH "gcc" GCC "${CMAKE_C_COMPILER}")
-if(VBC)
-	exec_program("${CMAKE_C_COMPILER}" OUTPUT_VARIABLE "COMPILER_C_V")
-	string(REPLACE "\n" ";" COMPILER_C_V "${COMPILER_C_V}")
-	foreach(line ${COMPILER_C_V})
-		if(NOT COMPILER_C_VERSION)
-			set(COMPILER_C_VERSION "${line}")
-			set(COMPILER_CXX_VERSION "${line}")
-		endif(NOT COMPILER_C_VERSION)
-	endforeach(line ${COMPILER_C_V})
-endif(VBC)
-if(GCC)
-	exec_program("${CMAKE_C_COMPILER} --version" OUTPUT_VARIABLE "COMPILER_C_VERSION")
-	exec_program("${CMAKE_CXX_COMPILER} --version" OUTPUT_VARIABLE "COMPILER_CXX_VERSION")
-	string(REGEX MATCH "[0-9].[0-9].[0-9]" COMPILER_C_VERSION "${COMPILER_C_VERSION}")
-	string(REGEX MATCH "[0-9].[0-9].[0-9]" COMPILER_CXX_VERSION "${COMPILER_CXX_VERSION}")
-endif(GCC)
-
 if(enable_print_message)
 	message("")
 	message("________________________________________________________________________________")