1#!/bin/sh 2die () { 3 echo "$@" 1>&2 4 exit 1 5} 6test -d autoconf && test -f autoconf/configure.ac && cd autoconf 7test -f configure.ac || die "Can't find 'autoconf' dir; please cd into it first" 8autoconf --version | egrep '2\.[56][0-9]' > /dev/null 9if test $? -ne 0 ; then 10 die "Your autoconf was not detected as being 2.5x or 2.6x" 11fi 12cwd=`pwd` 13if test -d ../../../autoconf/m4 ; then 14 cd ../../../autoconf/m4 15 llvm_src_root=../.. 16 llvm_obj_root=../.. 17 cd $cwd 18elif test -d ../../llvm/autoconf/m4 ; then 19 cd ../../llvm/autoconf/m4 20 llvm_src_root=../.. 21 llvm_obj_root=../.. 22 cd $cwd 23else 24 while true ; do 25 echo "LLVM source root not found." 26 read -p "Enter full path to LLVM source:" REPLY 27 if test -d "$REPLY/autoconf/m4" ; then 28 llvm_src_root="$REPLY" 29 read -p "Enter full path to LLVM objects (empty for same as source):" REPLY 30 if test -d "$REPLY" ; then 31 llvm_obj_root="$REPLY" 32 else 33 llvm_obj_root="$llvm_src_root" 34 fi 35 break 36 fi 37 done 38fi 39echo "Regenerating aclocal.m4 with aclocal" 40rm -f aclocal.m4 41aclocal -I $cwd/m4 || die "aclocal failed" 42echo "Regenerating configure with autoconf" 43autoconf --warnings=all -o ../configure configure.ac || die "autoconf failed" 44cd .. 45exit 0 46