From: guido <guido@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Tue, 29 Feb 2000 14:40:54 +0000 (+0000)
Subject: configure multigrid and tests
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3511516626bf2d54aa64e783a6f3f747e799ab84;p=dealii-svn.git

configure multigrid and tests


git-svn-id: https://svn.dealii.org/trunk@2516 0785d39b-7218-0410-832d-ea1e28bc413d
---

diff --git a/deal.II/configure b/deal.II/configure
index 244c963ef2..168840f14d 100755
--- a/deal.II/configure
+++ b/deal.II/configure
@@ -17,6 +17,8 @@ ac_help="$ac_help
   --with-multithreading=DIR use DIR as path to the ACE library"
 ac_help="$ac_help
   --enable-shared Set compiler flags to generate shared libraries"
+ac_help="$ac_help
+  --enable-multigrid Include multigrid code in library"
 
 # Initialize some variables set by options.
 # The variables have the same names as the options, with
@@ -520,6 +522,27 @@ else
 fi
 
 
+ac_aux_dir=
+for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
+  if test -f $ac_dir/install-sh; then
+    ac_aux_dir=$ac_dir
+    ac_install_sh="$ac_aux_dir/install-sh -c"
+    break
+  elif test -f $ac_dir/install.sh; then
+    ac_aux_dir=$ac_dir
+    ac_install_sh="$ac_aux_dir/install.sh -c"
+    break
+  fi
+done
+if test -z "$ac_aux_dir"; then
+  { echo "configure: error: can not find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." 1>&2; exit 1; }
+fi
+ac_config_guess=$ac_aux_dir/config.guess
+ac_config_sub=$ac_aux_dir/config.sub
+ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
+
+subdirs="tests"
+
 
 
 DEAL2_DIR=`pwd`
@@ -529,7 +552,7 @@ DEAL2_DIR=`pwd`
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:533: checking for $ac_word" >&5
+echo "configure:556: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -559,7 +582,7 @@ if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:563: checking for $ac_word" >&5
+echo "configure:586: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -610,7 +633,7 @@ fi
       # Extract the first word of "cl", so it can be a program name with args.
 set dummy cl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:614: checking for $ac_word" >&5
+echo "configure:637: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -642,7 +665,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:646: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:669: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -653,12 +676,12 @@ cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 657 "configure"
+#line 680 "configure"
 #include "confdefs.h"
 
 main(){return(0);}
 EOF
-if { (eval echo configure:662: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:685: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -684,12 +707,12 @@ if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:688: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:711: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:693: checking whether we are using GNU C" >&5
+echo "configure:716: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -698,7 +721,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:702: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:725: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -717,7 +740,7 @@ ac_test_CFLAGS="${CFLAGS+set}"
 ac_save_CFLAGS="$CFLAGS"
 CFLAGS=
 echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:721: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:744: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -756,7 +779,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:760: checking for $ac_word" >&5
+echo "configure:783: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CXX'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -788,7 +811,7 @@ test -n "$CXX" || CXX="gcc"
 
 
 echo $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:792: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works" >&5
+echo "configure:815: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) works" >&5
 
 ac_ext=C
 # CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -799,12 +822,12 @@ cross_compiling=$ac_cv_prog_cxx_cross
 
 cat > conftest.$ac_ext << EOF
 
-#line 803 "configure"
+#line 826 "configure"
 #include "confdefs.h"
 
 int main(){return(0);}
 EOF
-if { (eval echo configure:808: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:831: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   ac_cv_prog_cxx_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -830,12 +853,12 @@ if test $ac_cv_prog_cxx_works = no; then
   { echo "configure: error: installation or configuration problem: C++ compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:834: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:857: checking whether the C++ compiler ($CXX $CXXFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cxx_cross" 1>&6
 cross_compiling=$ac_cv_prog_cxx_cross
 
 echo $ac_n "checking whether we are using GNU C++""... $ac_c" 1>&6
-echo "configure:839: checking whether we are using GNU C++" >&5
+echo "configure:862: checking whether we are using GNU C++" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gxx'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -844,7 +867,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:848: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CXX-g++} -E conftest.C'; { (eval echo configure:871: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gxx=yes
 else
   ac_cv_prog_gxx=no
@@ -863,7 +886,7 @@ ac_test_CXXFLAGS="${CXXFLAGS+set}"
 ac_save_CXXFLAGS="$CXXFLAGS"
 CXXFLAGS=
 echo $ac_n "checking whether ${CXX-g++} accepts -g""... $ac_c" 1>&6
-echo "configure:867: checking whether ${CXX-g++} accepts -g" >&5
+echo "configure:890: checking whether ${CXX-g++} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cxx_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -926,7 +949,7 @@ OS=`uname`
 # Extract the first word of "perl", so it can be a program name with args.
 set dummy perl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:930: checking for $ac_word" >&5
+echo "configure:953: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_PERL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -981,7 +1004,7 @@ fi
 
 if test $withmultithreading != no ; then
   echo $ac_n "checking for ACE""... $ac_c" 1>&6
-echo "configure:985: checking for ACE" >&5
+echo "configure:1008: checking for ACE" >&5
   if test -d $withmultithreading ; then
     echo "$ac_t""found" 1>&6
   else
@@ -1011,6 +1034,22 @@ else
 fi
 
 
+# Check whether --enable-multigrid or --disable-multigrid was given.
+if test "${enable_multigrid+set}" = set; then
+  enableval="$enable_multigrid"
+  enablemultigrid=$enableval
+else
+  if test -r deal.II/source/multigrid ; then
+      enablemultigrid=yes ;
+    else
+      enablemultigrid=no ;
+    fi
+fi
+
+if test $enablemultigrid = yes ; then
+   echo "$ac_t""Configuring multigrid" 1>&6
+fi
+
 
 
 trap '' 1 2 15
@@ -1079,7 +1118,7 @@ done
 
 ac_given_srcdir=$srcdir
 
-trap 'rm -fr `echo "common/Make.global_options" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
+trap 'rm -fr `echo "common/Make.global_options doc/Makefile" | sed "s/:[^ ]*//g"` conftest*; exit 1' 1 2 15
 EOF
 cat >> $CONFIG_STATUS <<EOF
 
@@ -1111,6 +1150,7 @@ s%@includedir@%$includedir%g
 s%@oldincludedir@%$oldincludedir%g
 s%@infodir@%$infodir%g
 s%@mandir@%$mandir%g
+s%@subdirs@%$subdirs%g
 s%@DEAL2_DIR@%$DEAL2_DIR%g
 s%@CC@%$CC%g
 s%@CXX@%$CXX%g
@@ -1120,6 +1160,7 @@ s%@PERL@%$PERL%g
 s%@enablemultithreading@%$enablemultithreading%g
 s%@withmultithreading@%$withmultithreading%g
 s%@enableshared@%$enableshared%g
+s%@enablemultigrid@%$enablemultigrid%g
 
 CEOF
 EOF
@@ -1161,7 +1202,7 @@ EOF
 
 cat >> $CONFIG_STATUS <<EOF
 
-CONFIG_FILES=\${CONFIG_FILES-"common/Make.global_options"}
+CONFIG_FILES=\${CONFIG_FILES-"common/Make.global_options doc/Makefile"}
 EOF
 cat >> $CONFIG_STATUS <<\EOF
 for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
@@ -1227,6 +1268,96 @@ chmod +x $CONFIG_STATUS
 rm -fr confdefs* $ac_clean_files
 test "$no_create" = yes || ${CONFIG_SHELL-/bin/sh} $CONFIG_STATUS || exit 1
 
+if test "$no_recursion" != yes; then
 
+  # Remove --cache-file and --srcdir arguments so they do not pile up.
+  ac_sub_configure_args=
+  ac_prev=
+  for ac_arg in $ac_configure_args; do
+    if test -n "$ac_prev"; then
+      ac_prev=
+      continue
+    fi
+    case "$ac_arg" in
+    -cache-file | --cache-file | --cache-fil | --cache-fi \
+    | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
+      ac_prev=cache_file ;;
+    -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
+    | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* | --c=*)
+      ;;
+    -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
+      ac_prev=srcdir ;;
+    -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
+      ;;
+    *) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
+    esac
+  done
 
+  for ac_config_dir in tests; do
+
+    # Do not complain, so a configure script can configure whichever
+    # parts of a large source tree are present.
+    if test ! -d $srcdir/$ac_config_dir; then
+      continue
+    fi
+
+    echo configuring in $ac_config_dir
+
+    case "$srcdir" in
+    .) ;;
+    *)
+      if test -d ./$ac_config_dir || mkdir ./$ac_config_dir; then :;
+      else
+        { echo "configure: error: can not create `pwd`/$ac_config_dir" 1>&2; exit 1; }
+      fi
+      ;;
+    esac
+
+    ac_popdir=`pwd`
+    cd $ac_config_dir
+
+      # A "../" for each directory in /$ac_config_dir.
+      ac_dots=`echo $ac_config_dir|sed -e 's%^\./%%' -e 's%[^/]$%&/%' -e 's%[^/]*/%../%g'`
+
+    case "$srcdir" in
+    .) # No --srcdir option.  We are building in place.
+      ac_sub_srcdir=$srcdir ;;
+    /*) # Absolute path.
+      ac_sub_srcdir=$srcdir/$ac_config_dir ;;
+    *) # Relative path.
+      ac_sub_srcdir=$ac_dots$srcdir/$ac_config_dir ;;
+    esac
+
+    # Check for guested configure; otherwise get Cygnus style configure.
+    if test -f $ac_sub_srcdir/configure; then
+      ac_sub_configure=$ac_sub_srcdir/configure
+    elif test -f $ac_sub_srcdir/configure.in; then
+      ac_sub_configure=$ac_configure
+    else
+      echo "configure: warning: no configuration information is in $ac_config_dir" 1>&2
+      ac_sub_configure=
+    fi
+
+    # The recursion is here.
+    if test -n "$ac_sub_configure"; then
+
+      # Make the cache file name correct relative to the subdirectory.
+      case "$cache_file" in
+      /*) ac_sub_cache_file=$cache_file ;;
+      *) # Relative path.
+        ac_sub_cache_file="$ac_dots$cache_file" ;;
+      esac
+
+      echo "running ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir"
+      # The eval makes quoting arguments work.
+      if eval ${CONFIG_SHELL-/bin/sh} $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir
+      then :
+      else
+        { echo "configure: error: $ac_sub_configure failed for $ac_config_dir" 1>&2; exit 1; }
+      fi
+    fi
+
+    cd $ac_popdir
+  done
+fi
 
diff --git a/deal.II/configure.in b/deal.II/configure.in
index fc4953af96..219bd1d96b 100644
--- a/deal.II/configure.in
+++ b/deal.II/configure.in
@@ -1,17 +1,21 @@
 dnl $Id$
 dnl
 dnl    This is the input for the ./configure script of the deal.II
-dnl    libraries. The only output file is common/Make.global_options
-dnl    where all options and pathes are stored.
+dnl    libraries. The file is common/Make.global_options
+dnl    where all options and paths are stored.
 dnl
+dnl    In doc/Makefile some information on the kind of documentation
+dnl    is stored.
 dnl
-dnl author: Wolfgang Bangerth, 1999
+dnl
+dnl author: Wolfgang Bangerth, Guido Kanschat 1999, 2000
 dnl
 
 
 define([AC_CACHE_LOAD], )dnl
 define([AC_CACHE_SAVE], )dnl
 AC_INIT(base)
+AC_CONFIG_SUBDIRS(tests)
 
 
 dnl    Set the path to the deal.II libraries to `pwd`
@@ -109,10 +113,21 @@ else
 fi
 AC_SUBST(enableshared)
 
+dnl    Test if multigrid should be enabled
+dnl    default is no
+AC_ARG_ENABLE(multigrid,
+[  --enable-multigrid Include multigrid code in library],
+    enablemultigrid=$enableval,
+    if test -r deal.II/source/multigrid ; then
+      enablemultigrid=yes ;
+    else
+      enablemultigrid=no ;
+    fi)
+if test $enablemultigrid = yes ; then
+   AC_MSG_RESULT(Configuring multigrid)
+fi
+AC_SUBST(enablemultigrid)
 
 
 dnl    Write output to the global options file
-AC_OUTPUT(common/Make.global_options)
-
-
-
+AC_OUTPUT(common/Make.global_options doc/Makefile)
diff --git a/deal.II/deal.II/source/multigrid/mg_dof_tools.cc b/deal.II/deal.II/source/multigrid/mg_dof_tools.cc
index 220848df94..20672ab899 100644
--- a/deal.II/deal.II/source/multigrid/mg_dof_tools.cc
+++ b/deal.II/deal.II/source/multigrid/mg_dof_tools.cc
@@ -63,11 +63,11 @@ MGDoFTools::make_flux_sparsity_pattern (const MGDoFHandler<dim> &dof,
   const unsigned int dofs_per_cell = dof.get_fe().dofs_per_cell;
   vector<unsigned int> dofs_on_this_cell(dofs_per_cell);
   vector<unsigned int> dofs_on_other_cell(dofs_per_cell);
-  DoFHandler<dim>::cell_iterator cell = dof.begin(level),
-					endc = dof.end(level);
+  MGDoFHandler<dim>::cell_iterator cell = dof.begin(level),
+				   endc = dof.end(level);
   for (; cell!=endc; ++cell)
     {
-      cell->get_dof_indices (dofs_on_this_cell);
+      cell->get_mg_dof_indices (dofs_on_this_cell);
 				       // make sparsity pattern for this cell
       for (unsigned int i=0; i<dofs_per_cell; ++i)
 	for (unsigned int j=0; j<dofs_per_cell; ++j)
@@ -82,8 +82,8 @@ MGDoFTools::make_flux_sparsity_pattern (const MGDoFHandler<dim> &dof,
 	  if ( (! cell->at_boundary(face)) &&
 	       (static_cast<unsigned int>(cell->neighbor_level(face)) == level) )
 	    {
-	      DoFHandler<dim>::cell_iterator neighbor = cell->neighbor(face);
-	      neighbor->get_dof_indices (dofs_on_other_cell);
+	      MGDoFHandler<dim>::cell_iterator neighbor = cell->neighbor(face);
+	      neighbor->get_mg_dof_indices (dofs_on_other_cell);
 					       // only add one direction
 					       // The other is taken care of
 					       // by neighbor.
diff --git a/deal.II/doc/Makefile b/deal.II/doc/Makefile.in
similarity index 80%
rename from deal.II/doc/Makefile
rename to deal.II/doc/Makefile.in
index 31ca7b7a83..4e68f56b2b 100644
--- a/deal.II/doc/Makefile
+++ b/deal.II/doc/Makefile.in
@@ -1,7 +1,13 @@
 # $Id$
 
+###############################
+# Configured variables
+
+D        = @top_srcdir@
+multigrid= @enablemultigrid@
+
+
 
-D = ..
 include $D/common/Make.global_options
 
 
@@ -14,11 +20,11 @@ all: default autogen-doc-all
 
 # specific targets
 autogen-doc:
-	cd auto ; $(MAKE)
+	cd auto ; $(MAKE) multigrid=$(multigrid)
 
 
 autogen-doc-all: 
-	cd auto ; $(MAKE) all
+	cd auto ; $(MAKE) all multigrid=$(multigrid)
 
 
 tutorial:
diff --git a/deal.II/doc/auto/Makefile b/deal.II/doc/auto/Makefile
index 3d1a8ad316..3e7ffe6b10 100644
--- a/deal.II/doc/auto/Makefile
+++ b/deal.II/doc/auto/Makefile
@@ -14,6 +14,10 @@ kdoc.dof      = $(shell echo ../../deal.II/include/dofs/*.h) \
                 $(shell echo ../../deal.II/include/fe/*.h)
 kdoc.numerics = $(shell echo ../../deal.II/include/numerics/*.h)
 
+ifeq ($(multigrid),yes)
+kdoc.multigrid= $(shell echo ../../deal.II/include/multigrid/*.h)
+endif
+
 # for latex-output, we join the different libraries of the
 # deal.II library into just one file
 kdoc.dealII = $(kdoc.grid) $(kdoc.dof) $(kdoc.numerics)
@@ -24,7 +28,8 @@ kdoc.library-files = kdoc/base.kdoc         \
                      kdoc/basic.kdoc        \
                      kdoc/grid.kdoc         \
                      kdoc/dof.kdoc          \
-                     kdoc/numerics.kdoc
+                     kdoc/numerics.kdoc     \
+                     kdoc/multigrid.kdoc
 
 ##########################################################################
 # End of changeable section                                              #
diff --git a/deal.II/install-sh b/deal.II/install-sh
new file mode 100755
index 0000000000..e9de23842d
--- /dev/null
+++ b/deal.II/install-sh
@@ -0,0 +1,251 @@
+#!/bin/sh
+#
+# install - install a program, script, or datafile
+# This comes from X11R5 (mit/util/scripts/install.sh).
+#
+# Copyright 1991 by the Massachusetts Institute of Technology
+#
+# Permission to use, copy, modify, distribute, and sell this software and its
+# documentation for any purpose is hereby granted without fee, provided that
+# the above copyright notice appear in all copies and that both that
+# copyright notice and this permission notice appear in supporting
+# documentation, and that the name of M.I.T. not be used in advertising or
+# publicity pertaining to distribution of the software without specific,
+# written prior permission.  M.I.T. makes no representations about the
+# suitability of this software for any purpose.  It is provided "as is"
+# without express or implied warranty.
+#
+# Calling this script install-sh is preferred over install.sh, to prevent
+# `make' implicit rules from creating a file called install from it
+# when there is no Makefile.
+#
+# This script is compatible with the BSD install script, but was written
+# from scratch.  It can only install one file at a time, a restriction
+# shared with many OS's install programs.
+
+
+# set DOITPROG to echo to test this script
+
+# Don't use :- since 4.3BSD and earlier shells don't like it.
+doit="${DOITPROG-}"
+
+
+# put in absolute paths if you don't have them in your path; or use env. vars.
+
+mvprog="${MVPROG-mv}"
+cpprog="${CPPROG-cp}"
+chmodprog="${CHMODPROG-chmod}"
+chownprog="${CHOWNPROG-chown}"
+chgrpprog="${CHGRPPROG-chgrp}"
+stripprog="${STRIPPROG-strip}"
+rmprog="${RMPROG-rm}"
+mkdirprog="${MKDIRPROG-mkdir}"
+
+transformbasename=""
+transform_arg=""
+instcmd="$mvprog"
+chmodcmd="$chmodprog 0755"
+chowncmd=""
+chgrpcmd=""
+stripcmd=""
+rmcmd="$rmprog -f"
+mvcmd="$mvprog"
+src=""
+dst=""
+dir_arg=""
+
+while [ x"$1" != x ]; do
+    case $1 in
+	-c) instcmd="$cpprog"
+	    shift
+	    continue;;
+
+	-d) dir_arg=true
+	    shift
+	    continue;;
+
+	-m) chmodcmd="$chmodprog $2"
+	    shift
+	    shift
+	    continue;;
+
+	-o) chowncmd="$chownprog $2"
+	    shift
+	    shift
+	    continue;;
+
+	-g) chgrpcmd="$chgrpprog $2"
+	    shift
+	    shift
+	    continue;;
+
+	-s) stripcmd="$stripprog"
+	    shift
+	    continue;;
+
+	-t=*) transformarg=`echo $1 | sed 's/-t=//'`
+	    shift
+	    continue;;
+
+	-b=*) transformbasename=`echo $1 | sed 's/-b=//'`
+	    shift
+	    continue;;
+
+	*)  if [ x"$src" = x ]
+	    then
+		src=$1
+	    else
+		# this colon is to work around a 386BSD /bin/sh bug
+		:
+		dst=$1
+	    fi
+	    shift
+	    continue;;
+    esac
+done
+
+if [ x"$src" = x ]
+then
+	echo "install:	no input file specified"
+	exit 1
+else
+	true
+fi
+
+if [ x"$dir_arg" != x ]; then
+	dst=$src
+	src=""
+	
+	if [ -d $dst ]; then
+		instcmd=:
+		chmodcmd=""
+	else
+		instcmd=mkdir
+	fi
+else
+
+# Waiting for this to be detected by the "$instcmd $src $dsttmp" command
+# might cause directories to be created, which would be especially bad 
+# if $src (and thus $dsttmp) contains '*'.
+
+	if [ -f $src -o -d $src ]
+	then
+		true
+	else
+		echo "install:  $src does not exist"
+		exit 1
+	fi
+	
+	if [ x"$dst" = x ]
+	then
+		echo "install:	no destination specified"
+		exit 1
+	else
+		true
+	fi
+
+# If destination is a directory, append the input filename; if your system
+# does not like double slashes in filenames, you may need to add some logic
+
+	if [ -d $dst ]
+	then
+		dst="$dst"/`basename $src`
+	else
+		true
+	fi
+fi
+
+## this sed command emulates the dirname command
+dstdir=`echo $dst | sed -e 's,[^/]*$,,;s,/$,,;s,^$,.,'`
+
+# Make sure that the destination directory exists.
+#  this part is taken from Noah Friedman's mkinstalldirs script
+
+# Skip lots of stat calls in the usual case.
+if [ ! -d "$dstdir" ]; then
+defaultIFS='	
+'
+IFS="${IFS-${defaultIFS}}"
+
+oIFS="${IFS}"
+# Some sh's can't handle IFS=/ for some reason.
+IFS='%'
+set - `echo ${dstdir} | sed -e 's@/@%@g' -e 's@^%@/@'`
+IFS="${oIFS}"
+
+pathcomp=''
+
+while [ $# -ne 0 ] ; do
+	pathcomp="${pathcomp}${1}"
+	shift
+
+	if [ ! -d "${pathcomp}" ] ;
+        then
+		$mkdirprog "${pathcomp}"
+	else
+		true
+	fi
+
+	pathcomp="${pathcomp}/"
+done
+fi
+
+if [ x"$dir_arg" != x ]
+then
+	$doit $instcmd $dst &&
+
+	if [ x"$chowncmd" != x ]; then $doit $chowncmd $dst; else true ; fi &&
+	if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dst; else true ; fi &&
+	if [ x"$stripcmd" != x ]; then $doit $stripcmd $dst; else true ; fi &&
+	if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dst; else true ; fi
+else
+
+# If we're going to rename the final executable, determine the name now.
+
+	if [ x"$transformarg" = x ] 
+	then
+		dstfile=`basename $dst`
+	else
+		dstfile=`basename $dst $transformbasename | 
+			sed $transformarg`$transformbasename
+	fi
+
+# don't allow the sed command to completely eliminate the filename
+
+	if [ x"$dstfile" = x ] 
+	then
+		dstfile=`basename $dst`
+	else
+		true
+	fi
+
+# Make a temp file name in the proper directory.
+
+	dsttmp=$dstdir/#inst.$$#
+
+# Move or copy the file name to the temp name
+
+	$doit $instcmd $src $dsttmp &&
+
+	trap "rm -f ${dsttmp}" 0 &&
+
+# and set any options; do chmod last to preserve setuid bits
+
+# If any of these fail, we abort the whole thing.  If we want to
+# ignore errors from any of these, just make sure not to ignore
+# errors from the above "$doit $instcmd $src $dsttmp" command.
+
+	if [ x"$chowncmd" != x ]; then $doit $chowncmd $dsttmp; else true;fi &&
+	if [ x"$chgrpcmd" != x ]; then $doit $chgrpcmd $dsttmp; else true;fi &&
+	if [ x"$stripcmd" != x ]; then $doit $stripcmd $dsttmp; else true;fi &&
+	if [ x"$chmodcmd" != x ]; then $doit $chmodcmd $dsttmp; else true;fi &&
+
+# Now rename the file to the real destination.
+
+	$doit $rmcmd -f $dstdir/$dstfile &&
+	$doit $mvcmd $dsttmp $dstdir/$dstfile 
+
+fi &&
+
+
+exit 0