acinclude.m4 (GLIBCPP_CHECK_CTYPE_SUPPORT): check for DJGPP <ctype.h>

* acinclude.m4 (GLIBCPP_CHECK_CTYPE_SUPPORT): check for DJGPP <ctype.h>
(LIB_AC_PROG_CXX): replace [/\\] with [\\/] to work around older
bash bug.
* aclocal.m4: regenerated.
* configure.target: set os_include_dir to config/os/djgpp under DJGPP.
* configure: regenerated.
* config/os/djgpp, config/os/djgpp/bits: new directories.
* config/os/djgpp/bits/ctype_base.h,
config/os/djgpp/bits/ctype_inline.h,
config/os/djgpp/bits/ctype_noninline.h,
config/os/djgpp/bits/os_defines.h: new files.

From-SVN: r38958

8 files changed, 301 insertions, 2 deletions

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 04ae960..859c72d 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,17 @@
+2001-01-12  Laurynas Biveinis  <lauras@softhome.net>
+
+	* acinclude.m4 (GLIBCPP_CHECK_CTYPE_SUPPORT): check for DJGPP <ctype.h>
+	(LIB_AC_PROG_CXX): replace [/\\] with [\\/] to work around older
+	bash bug.
+	* aclocal.m4: regenerated.
+	* configure.target: set os_include_dir to config/os/djgpp under DJGPP.
+	* configure: regenerated.
+	* config/os/djgpp, config/os/djgpp/bits: new directories.
+	* config/os/djgpp/bits/ctype_base.h, 
+	config/os/djgpp/bits/ctype_inline.h, 
+	config/os/djgpp/bits/ctype_noninline.h,
+	config/os/djgpp/bits/os_defines.h: new files.
+
 2001-01-11   Joseph S. Myers  <jsm28@cam.ac.uk>
 
 	* include/c_std/bits/std_cstdio.h: Undef printf.
diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4
index 66a0bcc..6516797 100644
--- a/libstdc++-v3/acinclude.m4
+++ b/libstdc++-v3/acinclude.m4
@@ -152,7 +152,7 @@ LIB_AC_PROG_CXX
   . [$]{glibcpp_basedir}/configure.host
 
   case [$]{glibcpp_basedir} in
-    /* | [A-Za-z]:[/\\]*) libgcj_flagbasedir=[$]{glibcpp_basedir} ;;
+    /* | [A-Za-z]:[\\/]*) libgcj_flagbasedir=[$]{glibcpp_basedir} ;;
     *) glibcpp_flagbasedir='[$](top_builddir)/'[$]{glibcpp_basedir} ;;
   esac
 
@@ -953,6 +953,23 @@ AC_DEFUN(GLIBCPP_CHECK_CTYPE_SUPPORT, [
     fi
     fi
 
+    dnl Test for <ctype> functionality -- DJGPP
+    dnl FIXME: this test won't work if __dj_ENFORCE_FUNCTION_CALLS
+    dnl is defined.
+    if test $ctype_default = "yes"; then
+    AC_MSG_CHECKING([<ctype> for DJGPP])
+    AC_TRY_COMPILE([#include <ctype.h>],
+    [int
+    foo (int a)
+    { return __dj_ctype_flags[0] + __dj_ctype_flags[1];}], \
+    ctype_djgpp=yes, ctype_djgpp=no)
+    AC_MSG_RESULT($ctype_djgpp)
+    if test $ctype_djgpp = "yes"; then
+      ctype_include_dir="config/os/djgpp"
+      ctype_default=no
+    fi
+    fi
+
     if test $ctype_default = "yes"; then
       ctype_include_dir="config/os/generic"
       AC_MSG_WARN("Using default ctype headers.")
diff --git a/libstdc++-v3/aclocal.m4 b/libstdc++-v3/aclocal.m4
index 288f61d..b1f6705 100644
--- a/libstdc++-v3/aclocal.m4
+++ b/libstdc++-v3/aclocal.m4
@@ -164,7 +164,7 @@ LIB_AC_PROG_CXX
   . [$]{glibcpp_basedir}/configure.host
 
   case [$]{glibcpp_basedir} in
-    /* | [A-Za-z]:[/\\]*) libgcj_flagbasedir=[$]{glibcpp_basedir} ;;
+    /* | [A-Za-z]:[\\/]*) libgcj_flagbasedir=[$]{glibcpp_basedir} ;;
     *) glibcpp_flagbasedir='[$](top_builddir)/'[$]{glibcpp_basedir} ;;
   esac
 
@@ -965,6 +965,23 @@ AC_DEFUN(GLIBCPP_CHECK_CTYPE_SUPPORT, [
     fi
     fi
 
+    dnl Test for <ctype> functionality -- DJGPP
+    dnl FIXME: this test won't work if __dj_ENFORCE_FUNCTION_CALLS
+    dnl is defined.
+    if test $ctype_default = "yes"; then
+    AC_MSG_CHECKING([<ctype> for DJGPP])
+    AC_TRY_COMPILE([#include <ctype.h>],
+    [int
+    foo (int a)
+    { return __dj_ctype_flags[0] + __dj_ctype_flags[1];}], \
+    ctype_djgpp=yes, ctype_djgpp=no)
+    AC_MSG_RESULT($ctype_djgpp)
+    if test $ctype_djgpp = "yes"; then
+      ctype_include_dir="config/os/djgpp"
+      ctype_default=no
+    fi
+    fi
+
     if test $ctype_default = "yes"; then
       ctype_include_dir="config/os/generic"
       AC_MSG_WARN("Using default ctype headers.")
diff --git a/libstdc++-v3/config/os/djgpp/bits/ctype_base.h b/libstdc++-v3/config/os/djgpp/bits/ctype_base.h
new file mode 100644
index 0000000..1c41fbd
--- /dev/null
+++ b/libstdc++-v3/config/os/djgpp/bits/ctype_base.h
@@ -0,0 +1,58 @@
+// Locale support -*- C++ -*-
+
+// Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+//
+// ISO C++ 14882: 22.1  Locales
+//
+  
+  struct ctype_base
+  {
+    typedef unsigned short 	mask;
+    
+    // Non-standard typedefs.
+    typedef unsigned char	__to_type;
+
+    enum
+    {
+      space = __dj_ISSPACE,	// Whitespace
+      print = __dj_ISPRINT,	// Printing
+      cntrl = __dj_ISCNTRL,	// Control character
+      upper = __dj_ISUPPER,	// UPPERCASE
+      lower = __dj_ISLOWER,	// lowercase
+      alpha = __dj_ISALPHA,	// Alphabetic
+      digit = __dj_ISDIGIT,	// Numeric
+      punct = __dj_ISPUNCT,     // Punctuation
+      xdigit = __dj_ISXDIGIT,   // Hexadecimal numeric
+      alnum = __dj_ISAL,        // Alphanumeric
+      graph = __dj_ISGRAPH	// Graphical
+    };
+  };
+
+
+
diff --git a/libstdc++-v3/config/os/djgpp/bits/ctype_inline.h b/libstdc++-v3/config/os/djgpp/bits/ctype_inline.h
new file mode 100644
index 0000000..52ec0d6
--- /dev/null
+++ b/libstdc++-v3/config/os/djgpp/bits/ctype_inline.h
@@ -0,0 +1,67 @@
+// Locale support -*- C++ -*-
+
+// Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+//
+// ISO C++ 14882: 22.1  Locales
+//
+  
+// ctype bits to be inlined go here. Non-inlinable (ie virtual do_*)
+// functions go in ctype.cc
+  
+  bool
+  ctype<char>::
+  is(mask __m, char __c) const throw()
+  { return _M_table[(unsigned char)(__c + 1)] & __m; }
+
+  const char*
+  ctype<char>::
+  is(const char* __low, const char* __high, mask* __vec) const throw()
+  {
+    while (__low < __high)
+      *__vec++ = _M_table[(unsigned char)(*__low++)];
+    return __high;
+  }
+
+  const char*
+  ctype<char>::
+  scan_is(mask __m, const char* __low, const char* __high) const throw()
+  {
+    while (__low < __high && !this->is(__m, *__low))
+      ++__low;
+    return __low;
+  }
+
+  const char*
+  ctype<char>::
+  scan_not(mask __m, const char* __low, const char* __high) const throw()
+  {
+    while (__low < __high && this->is(__m, *__low) != 0)
+      ++__low;
+    return __low;
+  }
diff --git a/libstdc++-v3/config/os/djgpp/bits/ctype_noninline.h b/libstdc++-v3/config/os/djgpp/bits/ctype_noninline.h
new file mode 100644
index 0000000..d13f987
--- /dev/null
+++ b/libstdc++-v3/config/os/djgpp/bits/ctype_noninline.h
@@ -0,0 +1,79 @@
+// Locale support -*- C++ -*-
+
+// Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+//
+// ISO C++ 14882: 22.1  Locales
+//
+  
+// Information as gleaned from DJGPP <ctype.h>
+
+// DJGPP specific code
+extern unsigned short __dj_type_cflags[];
+extern unsigned char __dj_ctype_toupper[];
+extern unsigned char __dj_ctype_tolower[];
+  
+  ctype<char>::ctype(const mask* __table = 0, bool __del = false, 
+	size_t __refs = 0) 
+    : _Ctype_nois<char>(__refs), 
+      _M_del(__table != 0 && __del), 
+      _M_toupper(__dj_ctype_toupper), 
+      _M_tolower(__dj_ctype_tolower),
+      _M_ctable(NULL), 
+      _M_table(__table == 0 ? __dj_type_cflags : __table) 
+    { }
+
+  char
+  ctype<char>::do_toupper(char __c) const
+  { return _M_toupper[(int)(__c)+1]) }
+
+  const char*
+  ctype<char>::do_toupper(char* __low, const char* __high) const
+  {
+    while (__low < __high)
+      {
+	*__low = ::toupper((int) *__low);
+	++__low;
+      }
+    return __high;
+  }
+
+  char
+  ctype<char>::do_tolower(char __c) const
+  { return _M_tolower[(int)(__c)+1]) }
+
+  const char* 
+  ctype<char>::do_tolower(char* __low, const char* __high) const
+  {
+    while (__low < __high)
+      {
+	*__low = ::tolower((int) *__low);
+	++__low;
+      }
+    return __high;
+  }
diff --git a/libstdc++-v3/config/os/djgpp/bits/os_defines.h b/libstdc++-v3/config/os/djgpp/bits/os_defines.h
new file mode 100644
index 0000000..f979b1e
--- /dev/null
+++ b/libstdc++-v3/config/os/djgpp/bits/os_defines.h
@@ -0,0 +1,44 @@
+// Specific definitions for DJGPP  -*- C++ -*-
+
+// Copyright (C) 2001 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+
+#ifndef _GLIBCPP_OS_DEFINES
+#define _GLIBCPP_OS_DEFINES
+
+
+/* System-specific #define, typedefs, corrections, etc, go here.  This
+   file will come before all others. */
+
+#define __off_t off_t
+#define __off64_t off64_t
+#define __ssize_t ssize_t
+
+// FIXME: should there be '#undef POSIX_SOURCE'?
+
+#endif
diff --git a/libstdc++-v3/configure.target b/libstdc++-v3/configure.target
index 089e079..1153863 100644
--- a/libstdc++-v3/configure.target
+++ b/libstdc++-v3/configure.target
@@ -87,6 +87,9 @@ case "${target_os}" in
   cygwin*)
     os_include_dir="config/os/newlib"
     ;;
+  *djgpp*)
+    os_include_dir="config/os/djgpp"
+    ;;
   linux* | gnu*)
     os_include_dir="config/os/gnu-linux"
     ;;