]> git.donarmstrong.com Git - lilypond.git/blobdiff - stepmake/aclocal.m4
* GNUmakefile.in: config.h message fix.
[lilypond.git] / stepmake / aclocal.m4
index e0e2576c5a9b4809cd19da8572ea6078aae91409..8f0d8a06054c2480977f857853234a93f81f70eb 100644 (file)
@@ -6,23 +6,39 @@ dnl StepMake subroutines for configure.in
 
 # Get full path of executable ($1)
 AC_DEFUN(STEPMAKE_GET_EXECUTABLE, [
-    type -p "$1" 2>&1 | awk '{print $NF}'
+    ## which doesn't work in ash, if /usr/bin/which isn't installed
+    ## type -p doesn't work in ash
+    ## command -v doesn't work in zsh
+    ## command -v "$1" 2>&1
+    ## this test should work in ash, bash, pdksh (ksh), zsh
+    type -p "$1" 2>/dev/null | tail -1 | awk '{print $NF}'
 ])
 
 
 # Get version string from executable ($1)
 AC_DEFUN(STEPMAKE_GET_VERSION, [
-    "$1" --version 2>&1 | grep -v '^$' | head -1 | awk '{print $NF}'
+    ## "$1" --version 2>&1 | grep -v '^$' | head -1 | awk '{print $NF}'
+    ##
+    ## ARG.
+    ## Workaround for broken Debian gcc version string:
+    ##     gcc (GCC) 3.1.1 20020606 (Debian prerelease)
+    ##
+    ## Assume, and hunt for, dotted version multiplet.
+    changequote(<<, >>)dnl
+    "$1" --version 2>&1 | grep '[0-9]\.[0-9]' | head -1 | \
+       sed -e 's/.*[^-.0-9]\([0-9][0-9]*\.[0-9][.0-9]*\).*/\1/'
+    changequote([, ])dnl
 ])
 
-# Calculate numeric version from version string ($1)
+# Calculate simplistic numeric version from version string ($1)
+# As yet, we have no need for something more elaborate.
 AC_DEFUN(STEPMAKE_NUMERIC_VERSION, [
     echo "$1" | awk -F. '
     {
-      if ([$]3) {last = [$]3}
-      else {last =0}
+      if ([$]3) {three = [$]3}
+      else {three = 0}
     }
-    {printf "%s%s%s\n",[$]1*100, [$]2*10,last}'
+    {printf "%d\n", [$]1*1000000 + [$]2*1000 + three}'
 ])
 
 
@@ -32,10 +48,9 @@ AC_DEFUN(STEPMAKE_ADD_ENTRY, [
 ])
 
 # Check if tested program ($2) was found ($1).
-# If not, add etry to missing-list ($3, one of 'OPTIONAL', 'REQUIRED').
+# If not, add entry to missing-list ($3, one of 'OPTIONAL', 'REQUIRED').
 # We could abort here if a 'REQUIRED' program is not found
 AC_DEFUN(STEPMAKE_OPTIONAL_REQUIRED, [
-    #if test "`eval echo '$'"$1"`" = "no"; then
     STEPMAKE_CHECK_SEARCH_RESULT($1)
     if test $? -ne 0; then
        STEPMAKE_ADD_ENTRY($3, $2)
@@ -56,15 +71,30 @@ AC_DEFUN(STEPMAKE_OPTIONAL_REQUIRED, [
 # Return if tested proram ($1) was found (true) or not (false).
 AC_DEFUN(STEPMAKE_CHECK_SEARCH_RESULT, [
     r="`eval echo '$'"$1"`"
-    if test -n "$r" -a "$r" != "error" -a "$r" != "no" && ! expr '`eval echo '$'"$1"`' : '.*\(echo\)' > /dev/null; then
+    if test -n "$r" -a "$r" != "error" -a "$r" != "no" && expr '`eval echo '$'"$1"`' : '.*\(echo\)' > /dev/null; then
+       true
+    else
        ##STEPMAKE_WARN(cannot find $2. $3)
        false
-    else
-       true
     fi
 ])
 
 
+# Check version of program ($1)
+# If version is smaller than requested ($3),
+# add entry to missing-list ($2, one of 'OPTIONAL', 'REQUIRED').
+AC_DEFUN(STEPMAKE_CHECK_VERSION, [
+    r="`eval echo '$'"$1"`"
+    AC_MSG_CHECKING([$r version])
+    exe=`STEPMAKE_GET_EXECUTABLE($r)`
+    ver=`STEPMAKE_GET_VERSION($exe)`
+    num=`STEPMAKE_NUMERIC_VERSION($ver)`
+    req=`STEPMAKE_NUMERIC_VERSION($3)`
+    AC_MSG_RESULT([$ver])
+    if test "$num" -lt "$req"; then
+       STEPMAKE_ADD_ENTRY($2, ["$r $3 (installed: $ver)"])
+    fi
+])
 
 ### Macros to build configure.in
 
@@ -89,19 +119,9 @@ AC_DEFUN(STEPMAKE_BISON, [
     
     # urg.  should test functionality rather than version.
     if test "$BISON" = "bison" -a -n "$2"; then
-#    if test $? -eq 0 -a -n "$2"; then
-        AC_MSG_CHECKING("bison version")
-        exe=`STEPMAKE_GET_EXECUTABLE(bison)`
-       ver=`STEPMAKE_GET_VERSION($exe)`
-       num=`STEPMAKE_NUMERIC_VERSION($ver)`
-       req=`STEPMAKE_NUMERIC_VERSION($2)`
-       AC_MSG_RESULT("$ver")
-       if test "$num" -lt "$req"; then
-           STEPMAKE_ADD_ENTRY($1, "bison $2 (installed: $ver)")
-       fi
+       STEPMAKE_CHECK_VERSION(BISON, $1, $2)
     fi
 ])
-    
 
 
 AC_DEFUN(STEPMAKE_COMPILE, [
@@ -123,7 +143,7 @@ AC_DEFUN(STEPMAKE_COMPILE, [
     [debug_b=$enableval])
 
     AC_ARG_ENABLE(optimising,
-    [  --enable-optimising      compile with optimising.  Default: on],
+    [  --enable-optimising     compile with optimising.  Default: on],
     [optimise_b=$enableval])
 
     AC_ARG_ENABLE(profiling, 
@@ -183,13 +203,10 @@ AC_DEFUN(STEPMAKE_COMPILE, [
 ])
 
 AC_DEFUN(STEPMAKE_CXX, [
-    AC_LANG_CPLUSPLUS
+    AC_LANG([C++])
     AC_PROG_CXX
     STEPMAKE_OPTIONAL_REQUIRED(CXX, c++, $1)
 
-    AC_CHECK_HEADER(FlexLexer.h, true,
-       STEPMAKE_WARN(cannot find flex header.  Please install Flex headers correctly))
-
     CPPFLAGS="$CPPFLAGS $DEFINES"
     CXXFLAGS="$CXXFLAGS $OPTIMIZE"
     LDFLAGS="$LDFLAGS $EXTRA_LIBES"
@@ -204,12 +221,10 @@ AC_DEFUN(STEPMAKE_CXX, [
 AC_DEFUN(STEPMAKE_CXXTEMPLATE, [
     AC_CACHE_CHECK([whether explicit instantiation is needed],
        lily_cv_need_explicit_instantiation,
-       AC_TRY_LINK([
+       AC_LINK_IFELSE([AC_LANG_PROGRAM([[
     template <class T> struct foo { static int baz; };
     template <class T> int foo<T>::baz = 1;
-    ], [ return foo<int>::baz; ],
-           lily_cv_need_explicit_instantiation=no,
-           lily_cv_need_explicit_instantiation=yes))
+    ]], [[ return foo<int>::baz; ]])],[lily_cv_need_explicit_instantiation=no],[lily_cv_need_explicit_instantiation=yes]))
     if test x"$lily_cv_need_explicit_instantiation"x = x"yes"x; then
        AC_DEFINE(NEED_EXPLICIT_INSTANTIATION)
     fi
@@ -218,25 +233,30 @@ AC_DEFUN(STEPMAKE_CXXTEMPLATE, [
 
 AC_DEFUN(STEPMAKE_DATADIR, [
     if test "$datadir" = "\${prefix}/share"; then
-           datadir='${prefix}/share/'$package
+           datadir='${prefix}/share'
     fi
-    DIR_DATADIR=${datadir}
     presome=${prefix}
     if test "$prefix" = "NONE"; then
-           presome=${ac_default_prefix}
+       presome=${ac_default_prefix}
     fi
-    DIR_DATADIR=`echo ${DIR_DATADIR} | sed "s!\\\${prefix}!$presome!"`
-
-    AC_SUBST(datadir)
-    AC_SUBST(DIR_DATADIR)
     
-    dnl yeah, so fuck me gently with a cactus: this doesnt belong here
-    dnl Please take the person responsible for inventing shell-scripts out
-    dnl and shoot him. On behalf of the sane world, thank you.
-    dnl DIR_SHAREDSTATEDIR="foobar"
-    dnl AC_SUBST(DIR_SHAREDSTATEDIR)
+    package_datadir=$datadir/$package
+    local_package_datadir=$package_datadir/$FULL_VERSION
+    build_package_datadir=$ugh_ugh_autoconf250_builddir/share/$package
+    
+    DATADIR=`echo ${datadir} | sed "s!\\\${prefix}!$presome!"`
+    PACKAGE_DATADIR=`echo ${package_datadir} | sed "s!\\\${prefix}!$presome!"`
+    LOCAL_PACKAGE_DATADIR=`echo ${local_package_datadir} | sed "s!\\\${prefix}!$presome!"`
+    BUILD_PACKAGE_DATADIR=`echo ${build_package_datadir} | sed "s!\\\${prefix}!$presome!"`
     
-    AC_DEFINE_UNQUOTED(DIR_DATADIR, "${DIR_DATADIR}")
+    AC_SUBST(datadir)
+    AC_SUBST(package_datadir)
+    AC_SUBST(local_package_datadir)
+    AC_SUBST(build_package_datadir)
+    AC_DEFINE_UNQUOTED(DATADIR, ["${DATADIR}"])
+    AC_DEFINE_UNQUOTED(PACKAGE_DATADIR, ["${PACKAGE_DATADIR}"])
+    AC_DEFINE_UNQUOTED(LOCAL_PACKAGE_DATADIR, ["${LOCAL_PACKAGE_DATADIR}"])
+    AC_DEFINE_UNQUOTED(BUILD_PACKAGE_DATADIR, ["${BUILD_PACKAGE_DATADIR}"])
 ])
 
 
@@ -244,7 +264,8 @@ AC_DEFUN(STEPMAKE_END, [
     AC_SUBST(OPTIONAL)
     AC_SUBST(REQUIRED)
     
-    AC_OUTPUT($CONFIGFILE.make:config.make.in)
+    AC_CONFIG_FILES([$CONFIGFILE.make:config.make.in])
+AC_OUTPUT
 
     
     if test -n "$OPTIONAL"; then
@@ -270,7 +291,7 @@ AC_DEFUN(STEPMAKE_END, [
 
     # regular in-place build
     # test for srcdir_build = yes ?
-    if test "$builddir" = "."; then
+    if test "$srcdir_build" = "yes"; then
        rm -f $srcdir/GNUmakefile
        cp $srcdir/GNUmakefile.in $srcdir/GNUmakefile
        chmod 444 $srcdir/GNUmakefile
@@ -287,25 +308,41 @@ AC_DEFUN(STEPMAKE_FLEX, [
     # AC_PROG_LEX
     # urg: automake 1.3: hope this doesn't break 1.2 ac_cv_pro_lex_root hack...
 
-    # AC_DECL_YYTEXT
+    # AC_PROG_LEX()
     # ugh, ugh
     ac_cv_prog_lex_root=lex.yy
     STEPMAKE_PROGS(FLEX, flex, $1)
 ])
 
 
+AC_DEFUN(STEPMAKE_FLEXLEXER, [
+    AC_CHECK_HEADERS([FlexLexer.h],[true],[false])
+    if test $? -ne 0; then
+       warn='FlexLexer.h (flex package)'
+       STEPMAKE_ADD_ENTRY($1, $warn)
+    fi
+])
+
+
+AC_DEFUN(STEPMAKE_GCC, [
+    if test "$GCC" = "yes"; then
+        STEPMAKE_CHECK_VERSION(CC, $1, $2)
+    else
+       warn="$CC (Please install *GNU* cc)"
+       STEPMAKE_ADD_ENTRY($1, $warn)
+    fi
+])
+
 
 AC_DEFUN(STEPMAKE_GETTEXT, [
-    DIR_LOCALEDIR=${localedir}
     presome=${prefix}
     if test "$prefix" = "NONE"; then
            presome=${ac_default_prefix}
     fi
-    DIR_LOCALEDIR=`echo ${DIR_LOCALEDIR} | sed "s!\\\${prefix}!$presome!"`
+    LOCALEDIR=`echo ${localedir} | sed "s!\\\${prefix}!$presome!"`
+    
     AC_SUBST(localedir)
-    AC_SUBST(DIR_LOCALEDIR)
-    AC_DEFINE_UNQUOTED(DIR_LOCALEDIR, "${DIR_LOCALEDIR}")
-
+    AC_DEFINE_UNQUOTED(LOCALEDIR, ["${LOCALEDIR}"])
     AC_CHECK_LIB(intl, gettext)
     AC_CHECK_FUNCS(gettext)
 ])
@@ -337,10 +374,10 @@ AC_DEFUN(STEPMAKE_GUILE, [
 AC_DEFUN([STEPMAKE_GUILE_FLAGS], [
     exe=`STEPMAKE_GET_EXECUTABLE($guile_config)`
     if test -x $exe; then
-       AC_MSG_CHECKING("guile compile flags")
+       AC_MSG_CHECKING([guile compile flags])
        GUILE_CFLAGS="`$guile_config compile`"
        AC_MSG_RESULT($GUILE_CFLAGS)
-       AC_MSG_CHECKING("guile link flags")
+       AC_MSG_CHECKING([guile link flags])
        GUILE_LDFLAGS="`$guile_config link`"
        AC_MSG_RESULT($GUILE_LDFLAGS)
     fi
@@ -351,12 +388,12 @@ AC_DEFUN([STEPMAKE_GUILE_FLAGS], [
 
 AC_DEFUN(STEPMAKE_GUILE_DEVEL, [
     ## First, let's just see if we can find Guile at all.
-    AC_MSG_CHECKING("for guile-config")
+    AC_MSG_CHECKING([for guile-config])
     for guile_config in guile-config $target-guile-config $build-guile-config; do
-       AC_MSG_RESULT("$guile_config")
+       AC_MSG_RESULT([$guile_config])
        if ! $guile_config --version > /dev/null 2>&1 ; then
-           AC_MSG_WARN("cannot execute $guile_config")
-           AC_MSG_CHECKING("if we are cross compiling")
+           AC_MSG_WARN([cannot execute $guile_config])
+           AC_MSG_CHECKING([if we are cross compiling])
            GUILE_CONFIG='echo no guile-config'
        else
            GUILE_CONFIG=$guile_config
@@ -364,7 +401,6 @@ AC_DEFUN(STEPMAKE_GUILE_DEVEL, [
        fi
     done
     STEPMAKE_OPTIONAL_REQUIRED(GUILE_CONFIG, $guile_config, $1)
-    #if expr "$GUILE_CONFIG" : '.*\(echo\)' >/dev/null; then
     if test $? -ne 0; then
         STEPMAKE_ADD_ENTRY($1, 'guile-config (guile-devel, guile-dev or libguile-dev package)')
     fi 
@@ -372,16 +408,7 @@ AC_DEFUN(STEPMAKE_GUILE_DEVEL, [
     STEPMAKE_CHECK_SEARCH_RESULT(GUILE_CONFIG)
     # urg.  should test functionality rather than version.
     if test $? -eq 0 -a -n "$2"; then
-       AC_MSG_CHECKING("guile-config version")
-        exe=`STEPMAKE_GET_EXECUTABLE($guile_config)`
-       ver=`STEPMAKE_GET_VERSION($exe)`
-       set --
-       num=`STEPMAKE_NUMERIC_VERSION($ver)`
-       req=`STEPMAKE_NUMERIC_VERSION($2)`
-       AC_MSG_RESULT("$ver")
-       if test "$num" -lt "$req"; then
-           STEPMAKE_ADD_ENTRY($1, "guile-config $2 (installed: $ver)")
-       fi
+       STEPMAKE_CHECK_VERSION(GUILE_CONFIG, $1, $2)
     fi
 
     AC_SUBST(GUILE_CONFIG)
@@ -390,35 +417,28 @@ AC_DEFUN(STEPMAKE_GUILE_DEVEL, [
     changequote(<<, >>)dnl
     GUILE_MAJOR_VERSION=`expr $guile_version : '\([0-9]*\)'`
     GUILE_MINOR_VERSION=`expr $guile_version : '[0-9]*\.\([0-9]*\)'`
+    GUILE_PATCH_LEVEL=`expr $guile_version : '[0-9]*\.[0-9]*\.\([0-9]*\)'`
     changequote([, ])dnl
     STEPMAKE_GUILE_FLAGS
     AC_DEFINE_UNQUOTED(GUILE_MAJOR_VERSION, $GUILE_MAJOR_VERSION)
     AC_DEFINE_UNQUOTED(GUILE_MINOR_VERSION, $GUILE_MINOR_VERSION)
+    AC_DEFINE_UNQUOTED(GUILE_PATCH_LEVEL, $GUILE_PATCH_LEVEL)
 ])
 
 
 AC_DEFUN(STEPMAKE_GXX, [
-    AC_MSG_CHECKING("g++ version")
-    cxx_version=`$CXX --version`
-    AC_MSG_RESULT("$cxx_version")
-    changequote(<<, >>)dnl
-    # urg, egcs: how to check for egcs >= 1.1?
-    if expr "$cxx_version" : '.*2\.[89]' > /dev/null ||
-       expr "$cxx_version" : '.*egcs' > /dev/null ||
-       expr "$cxx_version" : '3\.[0-9]' > /dev/null
-    changequote([, ])dnl
-    then
-           true
+    if test "$GXX" = "yes"; then
+        STEPMAKE_CHECK_VERSION(CXX, $1, $2)
     else
-       STEPMAKE_WARN(cannot find g++ 2.8, 2.9, 3.x or egcs 1.1)
-        STEPMAKE_ADD_ENTRY($1, 'g++ >= 2.95 (gcc package)')
+       warn="$CXX (Please install *GNU* c++)"
+       STEPMAKE_ADD_ENTRY($1, $warn)
     fi
 ])
 
 
-
 AC_DEFUN(STEPMAKE_INIT, [
 
+    AC_PREREQ(2.50)
     . $srcdir/VERSION
     FULL_VERSION=$MAJOR_VERSION.$MINOR_VERSION.$PATCH_LEVEL
     if test x$MY_PATCH_LEVEL != x; then
@@ -449,79 +469,64 @@ AC_DEFUN(STEPMAKE_INIT, [
     fi
 
     AC_MSG_CHECKING(Package)
-    if test "x$PACKAGE" = "xSTEPMAKE"; then
+    if test "$PACKAGE" = "STEPMAKE"; then
        AC_MSG_RESULT(Stepmake package!)
 
        AC_MSG_CHECKING(builddir)
+
+       ugh_ugh_autoconf250_builddir="`pwd`"
+       
        if test "$srcdir" = "."; then
-           builddir=.
+           srcdir_build=yes
        else
-           absolute_builddir="`pwd`"
-           package_absolute_builddir="`dirname $absolute_builddir`"
+           srcdir_build=no
+           package_builddir="`dirname $ugh_ugh_autoconf250_builddir`"
            package_srcdir="`dirname  $srcdir`"
-           builddir="`dirname $package_srcdir`/`basename $package_absolute_builddir`/`basename $absolute_builddir`"
        fi
-       AC_MSG_RESULT($builddir)
+       AC_MSG_RESULT($ugh_ugh_autoconf250_builddir)
 
        (cd stepmake 2>/dev/null || mkdir stepmake)
        (cd stepmake; rm -f bin; ln -s ../$srcdir/bin .)
-       AC_CONFIG_AUX_DIR(bin)
+# only possible with autoconf < 2.50 -- hardcoded in configure.in
+#      AC_CONFIG_AUX_DIR(bin)
        stepmake=stepmake
     else
         AC_MSG_RESULT($PACKAGE)
 
        AC_MSG_CHECKING(builddir)
+       ugh_ugh_autoconf250_builddir="`pwd`"
        if test "$srcdir" = "."; then
-           builddir=.
-           srcdir_build=no
-       else
-           absolute_builddir="`pwd`"
-#          builddir="`dirname  $srcdir`/`basename $absolute_builddir`"
-           builddir="`bash $srcdir/buildscripts/walk.sh \"$srcdir\"`"
            srcdir_build=yes
+       else
+           srcdir_build=no
        fi
-       AC_MSG_RESULT($builddir)
-       if expr "$srcdir" : '/' > /dev/null 2>&1; then
-           absolute_srcdir=yes
-           STEPMAKE_WARN(Absolute --srcdir specified: $srcdir)
-       fi
+       AC_MSG_RESULT($ugh_ugh_autoconf250_builddir)
 
        AC_MSG_CHECKING(for stepmake)
        # Check for installed stepmake
        if test -d $stepmake; then
            AC_MSG_RESULT($stepmake)
        else
-           if test "$absolute_srcdir" != "yes"; then
-               stepmake='$(depth)'/$srcdir/stepmake
-           else
-               stepmake=$srcdir/stepmake
-           fi
-           AC_MSG_RESULT($srcdir/stepmake  ($datadir/stepmake not found))
+           stepmake="`cd $srcdir/stepmake; pwd`"
+           AC_MSG_RESULT([$srcdir/stepmake  ($datadir/stepmake not found)])
        fi
 
-       AC_CONFIG_AUX_DIR(\
-         $HOME/usr/local/share/stepmake/bin\
-         $HOME/usr/local/lib/stepmake/bin\
-         $HOME/usr/share/stepmake/bin\
-         $HOME/usr/lib/stepmake/bin\
-         /usr/local/share/stepmake/bin\
-         /usr/local/lib/stepmake/bin\
-         /usr/share/stepmake/bin\
-         /usr/lib/stepmake/bin\
-         stepmake/bin\
-         $srcdir/stepmake/bin\
-       )
-    fi
-
-    AC_SUBST(builddir)
+# only possible with autoconf < 2.50 -- hardcoded in configure.in
+#      AC_CONFIG_AUX_DIR(\
+#        stepmake/bin\
+#        $srcdir/stepmake/bin\
+#      )
+    fi
+
+    AC_SUBST(ugh_ugh_autoconf250_builddir)
     AC_SUBST(stepmake)
     AC_SUBST(package)
     AC_SUBST(PACKAGE)
     AC_SUBST(PACKAGE_NAME)
-    AC_DEFINE_UNQUOTED(PACKAGE, "${PACKAGE_NAME}")
-    AC_DEFINE_UNQUOTED(TOPLEVEL_VERSION, "${FULL_VERSION}")
+    AC_DEFINE_UNQUOTED(PACKAGE, ["${PACKAGE_NAME}"])
+    AC_DEFINE_UNQUOTED(TOPLEVEL_VERSION, ["${FULL_VERSION}"])
 
-    if test "$package_depth" = "" ; then
+    if test -z "$package_depth"; then
        package_depth="."
     else
        package_depth="../$package_depth"
@@ -550,28 +555,30 @@ AC_DEFUN(STEPMAKE_INIT, [
 
     STEPMAKE_PROGS(TAR, tar, REQUIRED)
 
-    if test "x`uname`" = "xHP-UX"; then
-       AC_PATH_PROG(BASH, bash, /bin/sh)
+    if test "$(echo 2)" != "2" ||
+       test "x`uname`" = "xHP-UX"; then
+       AC_PATH_PROG(KSH, ksh, /bin/ksh)
+       AC_PATH_PROG(BASH, bash, $KSH)
        STEPMAKE_WARN(avoiding buggy /bin/sh)
-       AC_PATH_PROG(SHELL, bash, /bin/ksh)
+       AC_PATH_PROG(SHELL, bash, $KSH)
     else
-       AC_PATH_PROG(BASH, bash, /bin/sh)
        SHELL=/bin/sh
-       AC_SUBST(SHELL)
+       AC_PATH_PROG(BASH, bash, $SHELL)
     fi
-
+    AC_SUBST(SHELL)
+    
     STEPMAKE_PATH_PROG(PYTHON, python, REQUIRED)
 
     if expr "$MAKE" : '.*\(echo\)' >/dev/null; then
        $MAKE -v 2> /dev/null | grep GNU > /dev/null
        if test "$?" = 1; then
            warn='make (Please install *GNU* make)'
-           STEPMAKE_WARN($warn)
+           STEPMAKE_WARN($warn)
            STEPMAKE_ADD_ENTRY(REQUIRED, $warn)
         fi
     fi 
 
-    if test "$OSTYPE" = "cygwin" -o "$OSTYPE" = "Windows_NT"; then
+    if test "$OSTYPE" = "cygwin" -o "$OSTYPE" = "cygwin32" -o "$OSTYPE" = "Windows_NT"; then
        LN=cp # hard link does not work under cygnus-nt
        LN_S='cp -r' # symbolic link does not work for native nt
        ZIP="zip -r -9" #
@@ -595,17 +602,37 @@ AC_DEFUN(STEPMAKE_INIT, [
     AC_SUBST(LN)
     AC_SUBST(LN_S)
     AC_SUBST(INSTALL)
-    AC_DEFINE_UNQUOTED(DIRSEP, '${DIRSEP}')
-    AC_DEFINE_UNQUOTED(PATHSEP, '${PATHSEP}')
-    AC_SUBST(PATHSEP)
+    AC_DEFINE_UNQUOTED(DIRSEP, ["${DIRSEP}"])
+    AC_DEFINE_UNQUOTED(PATHSEP, ["${PATHSEP}"])
     AC_SUBST(DIRSEP)
+    AC_SUBST(PATHSEP)
+    AC_SUBST(ROOTSEP)
   
     STEPMAKE_DATADIR
 ])
 
-
+    
 AC_DEFUN(STEPMAKE_KPATHSEA, [
-
+       
+    AC_ARG_WITH(kpathsea-include,
+       [  --with-kpathsea-include=DIR
+                         location of the kpathsea include dir],[
+           if test "$withval" = "yes" -o "$withval" = "no"; then
+               AC_MSG_WARN(Usage: --with-kpathsea-include=includedir)
+           else
+               CPPFLAGS="$CPPFLAGS -I${withval}"
+           fi
+           ])
+    
+    AC_ARG_WITH(kpathsea-lib,
+       [  --with-kpathsea-lib=DIR location of the kpathsea lib dir],[
+           if test "$withval" = "yes" -o "$withval" = "no"; then
+               AC_MSG_WARN(Usage: --with-kpathsea-lib=libdir)
+           else
+               LDFLAGS="$LDFLAGS -L${withval}"
+           fi
+           ])
+    
     kpathsea_b=yes
     #FIXME --with-xxx is meant for specifying a PATH too,
     # so this should read: --enable-kpathsea,
@@ -615,9 +642,18 @@ AC_DEFUN(STEPMAKE_KPATHSEA, [
     [kpathsea_b=$with_kpathsea])
 
     if test "$kpathsea_b" != "no"; then        
-       AC_HAVE_HEADERS(kpathsea/kpathsea.h)
+       AC_CHECK_HEADERS([kpathsea/kpathsea.h])
        AC_CHECK_LIB(kpathsea, kpse_find_file)
-       AC_CHECK_FUNCS(kpse_find_file,, AC_ERROR(Cannot find kpathsea functions.  You should install kpathsea; see INSTALL.txt.  Rerun ./configure --without-kpathsea only if kpathsea is not available for your platform.))
+       AC_CHECK_FUNCS(kpse_find_file,,kpathsea_b=no)
+       if test "$kpathsea_b" = "no"; then
+           warn='kpathsea (libkpathsea-dev or kpathsea-devel package)
+   Else, please specify the location of your kpathsea using
+   --with-kpathea-include and --with-kpathsea-lib options.  You should
+   install kpathsea; see INSTALL.txt.  Rerun ./configure
+   --without-kpathsea only if kpathsea is not available for your
+   platform.'
+           STEPMAKE_ADD_ENTRY(REQUIRED, $warn)
+       fi
     fi
     AC_MSG_CHECKING(whether to use kpathsea)
     if test "$kpathsea_b" != no; then
@@ -649,7 +685,7 @@ AC_DEFUN(STEPMAKE_LIBTOOL, [
     REVISION=$PATCH_LEVEL
     # CURRENT=$MINOR_VERSION
     CURRENT=`expr $MINOR_VERSION + 1`
-    # AGE=$(expr $MAJOR_VERSION + 1)
+    # AGE=`expr $MAJOR_VERSION + 1`
     AGE=$MAJOR_VERSION
     AC_SUBST(CURRENT)
     AC_SUBST(REVISION)
@@ -740,18 +776,24 @@ AC_DEFUN(STEPMAKE_MSGFMT, [
 AC_DEFUN(STEPMAKE_PATH_PROG, [
     AC_CHECK_PROGS($1, $2, no)
     STEPMAKE_OPTIONAL_REQUIRED($1, $2, $3)
-#    if ! expr '`eval echo '$'"$1"`' : '.*\(echo\)' > /dev/null; then
-    if test $? -ne 0; then
+    if test $? -eq 0; then
        AC_PATH_PROG($1, $2)
+       if test -n "$4"; then
+           STEPMAKE_CHECK_VERSION($1, $3, $4)
+       fi
     fi
 ])
 
 
 # Check for program in set of names ($2), set result to ($1) .
 # If missing, add entry to missing-list ($3, one of 'OPTIONAL', 'REQUIRED')
+# If exists, and a minimal version ($4) is required
 AC_DEFUN(STEPMAKE_PROGS, [
     AC_CHECK_PROGS($1, $2, no)
     STEPMAKE_OPTIONAL_REQUIRED($1, $2, $3)
+    if test $? -eq 0 -a -n "$4"; then
+       STEPMAKE_CHECK_VERSION($1, $3, $4)
+    fi
 ])
 
 
@@ -761,9 +803,10 @@ AC_DEFUN(STEPMAKE_PERL, [
 
 
 AC_DEFUN(STEPMAKE_PYTHON_DEVEL, [
-    AC_HAVE_HEADERS(python2.2/Python.h python2.1/Python.h python2.0/Python.h python2/Python.h python/Python.h python1.5/Python.h Python.h)
-    if test $? -ne 0; then
-       STEPMAKE_ADD_ENTRY($1, 'python.h (python-devel, python-dev or libpython-dev package)')
+    AC_CHECK_HEADERS([python2.2/Python.h python2.1/Python.h python2.0/Python.h python2/Python.h python/Python.h python1.5/Python.h Python.h],[PYTHON_HEADER=yes])
+    if test -z "$PYTHON_HEADER"; then
+       warn='python.h (python-devel, python-dev or libpython-dev package)'
+       STEPMAKE_ADD_ENTRY($1, $warn)
     fi
 ])