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Edit some comments slightly.

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Set OS (build OS) and ARCH (target arch) based on the proper elements (SYSTEM,
 and CPU, respectively) of the CPU-COMPANY-SYSTEM tuples.
Add OS and ARCH settings for PowerPC/Darwin (Mac OS X).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10047 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Brian Gaeke 2003-11-17 00:30:48 +00:00
parent b7508ee10a
commit 3e66e8b0ad
1 changed files with 17 additions and 13 deletions
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30
autoconf/configure.ac
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@ -245,48 +245,52 @@ dnl Check which host for which we're compiling. This will tell us which LLVM
dnl compiler will be used for compiling SSA into object code.
AC_CANONICAL_TARGET
dnl
dnl Now, for some of our own magic:
dnl Set the "OS" Makefile variable based on the system we are building on.
dnl We will use the build machine information to set some variables.
dnl
case $build in
*i*86*) AC_SUBST(OS,[Linux])
*-*-linux*)
AC_SUBST(OS,[Linux])
if test -d /home/vadve/lattner/local/x86/llvm-gcc
then
AC_SUBST(LLVMGCCDIR,[/home/vadve/lattner/local/x86/llvm-gcc/])
fi
;;
*sparc*) AC_SUBST(OS,[SunOS])
*-*-solaris*)
AC_SUBST(OS,[SunOS])
if test -d /home/vadve/lattner/local/sparc/llvm-gcc
then
AC_SUBST(LLVMGCCDIR,[/home/vadve/lattner/local/sparc/llvm-gcc/])
fi
;;
*-*-darwin*)
AC_SUBST(OS,[Darwin])
;;
*) AC_SUBST(OS,[Unknown])
;;
esac
dnl
dnl If we are targetting a Sparc machine running Solaris, pretend that it is
dnl V9, since that is all that we support at the moment, and autoconf will only
dnl tell us we're a sparc.
dnl
case $target in
*sparc*solaris*) AC_SUBST(target,[[sparcv9-sun-solaris2.8]])
;;
sparc*-*-solaris*) AC_SUBST(target,[[sparcv9-sun-solaris2.8]])
;;
esac
dnl
dnl Determine what our target architecture is and configure accordingly.
dnl This will allow Makefiles to make a distinction between the hardware and
dnl the OS.
dnl
case $target in
*i*86*) AC_SUBST(ARCH,[x86])
i*86-*) AC_SUBST(ARCH,[x86])
;;
*sparc*solaris*) AC_SUBST(ARCH,[Sparc])
sparc*-*) AC_SUBST(ARCH,[Sparc])
;;
powerpc*-*) AC_SUBST(ARCH,[PowerPC])
;;
*) AC_SUBST(ARCH,[Unknown])
;;
esac