1.1 --- a/acinclude.m4	Mon Dec 15 10:44:56 2008 +0000
     1.2 +++ b/acinclude.m4	Mon Jan 26 03:09:53 2009 +0000
     1.3 @@ -51,4 +51,41 @@
     1.4     $2 ])
     1.5  ])
     1.6  
     1.7 +# AC_CC_VERSION([if-gcc], [if-icc],[if-other])
     1.8 +# Check which C compiler we're using and branch accordingly, eg to set
     1.9 +# different optimization flags. Currently recognizes gcc and icc
    1.10 +# ---------------
    1.11 +AC_DEFUN([AC_CC_VERSION], [
    1.12 +_GCC_VERSION=`$CC --version | $SED -ne '/(GCC)/p'`
    1.13 +_ICC_VERSION=`$CC --version | $SED -ne '/(ICC)/p'`
    1.14 +AC_MSG_CHECKING([CC version])
    1.15 +if test -n "$_GCC_VERSION"; then
    1.16 +   AC_MSG_RESULT([GCC])
    1.17 +   [ $1 ]
    1.18 +elif test -n "$_ICC_VERSION"; then
    1.19 +   AC_MSG_RESULT([ICC])
    1.20 +   [ $2 ] 
    1.21 +else 
    1.22 +   AC_MSG_RESULT([Unknown])
    1.23 +   [ $3 ]
    1.24 +fi
    1.25 +]);
    1.26  
    1.27 +# AC_OBJC_VERSION([if-gcc],[if-other], [if-none])
    1.28 +# Check which objective C compiler we're using and branch accordingly.
    1.29 +AC_DEFUN([AC_OBJC_VERSION], [
    1.30 +AC_MSG_CHECKING([OBJC version])
    1.31 +if test -n "$OBJC"; then
    1.32 +  _GOBJC_VERSION=`$OBJC --version | $SED -ne '/(GCC)/p'`
    1.33 +  if test -n "$_GOBJC_VERSION"; then
    1.34 +    AC_MSG_RESULT([GCC])
    1.35 +    [ $1 ]
    1.36 +  else 
    1.37 +    AC_MSG_RESULT([Unknown])
    1.38 +    [ $2 ]
    1.39 +  fi
    1.40 +else
    1.41 +  AC_MSG_RESULT([None])
    1.42 +  [ $3 ]
    1.43 +fi
    1.44 +]);