Initial shot at a configure script for Boost

[SVN r31227]

configure

@@ -0,0 +1,278 @@
+#!/bin/sh
+
+BJAM=""
+TOOLSET=""
+BJAM_CONFIG=""
+BUILD=""
+PREFIX=/usr/local
+EPREFIX=
+LIBDIR=
+INCLUDEDIR=
+LIBS=""
+PYTHON=python
+PYTHON_VERSION=
+PYTHON_ROOT=
+ICU_ROOT=
+
+# Internal flags
+flag_no_python=
+flag_icu=
+flag_show_libraries=
+
+for option
+do
+    case $option in
+
+    -help | --help | -h)
+      want_help=yes ;;
+        
+    -prefix=* | --prefix=*)
+      PREFIX=`expr "x$option" : "x-*prefix=\(.*\)"`
+      ;;
+
+    -exec-prefix=* | --exec-prefix=*)
+      EPREFIX=`expr "x$option" : "x-*exec-prefix=\(.*\)"`
+      ;;
+
+    -libdir=* | --libdir=*)
+      LIBDIR=`expr "x$option" : "x-*libdir=\(.*\)"`
+      ;;
+
+    -includedir=* | --includedir=*)
+      INCLUDEDIR=`expr "x$option" : "x-*includedir=\(.*\)"`
+      ;;
+
+    -show-libraries | --show-libraries )
+      flag_show_libraries=yes
+      ;;
+
+    -with-bjam=* | --with-bjam=* )
+      BJAM=`expr "x$option" : "x-*with-bjam=\(.*\)"`
+      ;;
+
+    -with-icu | --with-icu )
+      flag_icu=yes
+      ;;
+
+    -with-icu=* | --with-icu=* )
+      flag_icu=yes
+      ICU_ROOT=`expr "x$option" : "x-*with-icu=\(.*\)"`
+      ;;
+
+    -with-libraries=* | --with-libraries=* )
+      library_list=`expr "x$option" : "x-*with-libraries=\(.*\)"`
+      if test "$library_list" != "all"; then
+          old_IFS=$IFS
+          IFS=,
+          for library in $library_list
+          do
+              LIBS="$LIBS --with-$library"
+
+              if test $library == python; then
+                  requested_python=yes
+              fi
+          done
+          IFS=$old_IFS
+
+          if test "x$requested_python" != xyes; then
+              flag_no_python=yes
+          fi
+      fi
+      ;;
+
+    -without-libraries=* | --without-libraries=* )
+      library_list=`expr "x$option" : "x-*without-libraries=\(.*\)"`
+      old_IFS=$IFS
+      IFS=,
+      for library in $library_list
+      do
+          LIBS="$LIBS --without-$library"
+
+          if test $library == python; then
+              flag_no_python=yes
+          fi
+      done
+      IFS=$old_IFS
+      ;;
+
+    -with-python=* | --with-python=* )
+      PYTHON=`expr "x$option" : "x-*with-python=\(.*\)"`
+      ;;
+
+    -with-python-root=* | --with-python-root=* )
+      PYTHON_ROOT=`expr "x$option" : "x-*with-python-root=\(.*\)"`
+      ;;
+
+    -with-python-version=* | --with-python-version=* )
+      PYTHON_VERSION=`expr "x$option" : "x-*with-python-version=\(.*\)"`
+      ;;
+
+    -with-toolset=* | --with-toolset=* )
+      TOOLSET=`expr "x$option" : "x-*with-toolset=\(.*\)"`
+      ;;
+
+    -*)
+      { echo "error: unrecognized option: $option
+Try \`$0 --help' for more information." >&2
+      { (exit 1); exit 1; }; }
+      ;; 
+
+    esac
+done
+
+if test "x$want_help" = xyes; then
+  cat <<EOF
+\`configure' configures Boost to adapt to a few kinds of systems.
+
+Usage: $0 [OPTION]... [VAR=VALUE]...
+
+Defaults for the options are specified in brackets.
+
+Configuration:
+  -h, --help                display this help and exit
+  --with-bjam=BJAM          use existing Boost.Jam executable (bjam)
+                            [automatically built]
+  --with-toolset=TOOLSET    use specific Boost.Build toolset
+                            [automatically detected]
+  --show-libraries          show the set of libraries that require build
+                            and installation steps (i.e., those libraries
+                            that can be used with --with-libraries or
+                            --without-libraries), then exit
+  --with-libraries=list     build only a particular set of libraries,
+                            describing using either a comma-separated list of
+                            library names or "all"
+                            [all]
+  --without-libraries=list  build all libraries except the ones listed []
+  --with-icu                enable Unicode/ICU support in Regex [disabled]
+  --with-icu=DIR            specify the root of the ICU library installation
+                            and enable Unicode/ICU support in Regex [disabled] 
+  --with-python=PYTHON      specify the Python executable [python]
+  --with-python-root=DIR    specify the root of the Python installation
+                            [automatically detected]
+  --with-python-version=X.Y specify the Python version as X.Y
+                            [automatically detected]
+
+Installation directories:
+  --prefix=PREFIX           install Boost into the given PREFIX
+                            [/usr/local]
+  --exec-prefix=EPREFIX     install Boost binaries into the given EPREFIX
+                            [PREFIX]
+
+More precise control over installation directories:
+  --libdir=DIR              install libraries here [EPREFIX/lib]
+  --includedir=DIR          install headers here [PREFIX/include]
+
+EOF
+fi
+test -n "$want_help" && exit 0
+
+# TBD: Determine where the script is located
+my_dir="."
+
+# Determine the toolset, if not already decided
+if test "x$TOOLSET" == x; then
+  TOOLSET=`$my_dir/tools/build/jam_src/build.sh --guess-toolset`
+fi
+
+# Build bjam
+if test "x$BJAM" == x; then
+  echo "Building Boost.Jam..."
+  pwd=`pwd`
+  cd "$my_dir/tools/build/jam_src" && ./build.sh "$TOOLSET"
+  cd $pwd
+  arch=`cd $my_dir/tools/build/jam_src && ./bootstrap/jam0 -d0 -f build.jam --toolset=$TOOLSET --toolset-root= --show-locate-target && cd ..`
+  BJAM="$my_dir/tools/build/jam_src/$arch/bjam"
+fi
+
+# If there is a list of libraries 
+if test "x$flag_show_libraries" == xyes; then
+  libraries=`$BJAM -d0 --show-libraries`
+  cat <<EOF
+The following Boost libraries have portions that require a separate build
+and installation step. Any library not listed here can be used via including
+the headers only.
+
+The Boost libraries requiring separate building and installation are:
+EOF
+  for lib in $libraries
+  do
+    echo "         $lib"
+  done
+  exit 0
+fi
+
+# Setup paths
+if test "x$EPREFIX" == x; then
+  EPREFIX=$PREFIX
+fi
+
+if test "x$LIBDIR" == x; then
+  LIBDIR="$EPREFIX/lib"
+fi
+
+if test "x$INCLUDEDIR" == x; then
+  INCLUDEDIR="$PREFIX/include"
+fi
+
+# Find Python
+if test "x$flag_no_python" == x; then
+    if test "x$PYTHON_VERSION" == x; then
+        echo -n "Detecting Python version... "
+        PYTHON_VERSION=`$PYTHON -c "import sys; print (\"%d.%d\" % (sys.version_info[0], sys.version_info[1]))"`
+        echo $PYTHON_VERSION
+    fi
+
+    if test "x$PYTHON_ROOT" == x; then
+        echo -n "Detecting Python root... "
+        PYTHON_ROOT=`$PYTHON -c "import sys; print sys.prefix"`
+        echo $PYTHON_ROOT
+    fi    
+
+    BJAM_CONFIG="$BJAM_CONFIG -sPYTHON_ROOT=$PYTHON_ROOT -sPYTHON_VERSION=$PYTHON_VERSION"
+fi
+
+# Configure ICU
+if test "x$flag_icu" == xyes; then
+  echo -n "Unicode/ICU support enabled"
+  if test "x$ICU_ROOT" == x; then
+    BJAM_CONFIG="$BJAM_CONFIG -sHAVE_ICU=1"
+    echo "."
+  else
+    BJAM_CONFIG="$BJAM_CONFIG -sICU_PATH=$ICU_ROOT"
+    echo " in $ICU_ROOT "
+  fi
+else
+    cat <<EOF
+Unicode/ICU support disabled for Boost.Regex. Use --with-icu or --with-icu=DIR.
+EOF
+fi
+
+
+
+# Generate the Makefile
+echo "Generating Makefile..."
+cat > Makefile <<EOF
+BJAM=$BJAM
+TOOLSET=$TOOLSET
+BJAM_CONFIG=$BJAM_CONFIG
+PREFIX=$PREFIX
+EPREFIX=$EPREFIX
+LIBDIR=$LIBDIR
+INCLUDEDIR=$INCLUDEDIR
+LIBS=$LIBS
+
+all: .dummy
+	\$(BJAM) \$(BJAM_CONFIG) -sTOOLS=\$(TOOLSET) \$(LIBS)
+
+clean: .dummy
+	rm -rf bin
+
+distclean: clean
+	rm -rf Makefile
+
+install: .dummy
+	\$(BJAM) \$(BJAM_CONFIG) --prefix=\$(PREFIX) --exec-prefix=\$(EPREFIX) --libdir=\$(LIBDIR) --includedir=\$(INCLUDEDIR) -sTOOLS=\$(TOOLSET) \$(LIBS) install
+
+.dummy:
+
+EOF