New file for non-POSIX systems.

1 files changed, 139 insertions, 0 deletions

diff --git a/src/include/nonposix.h b/src/include/nonposix.h
new file mode 100644
index 00000000..0d3cbd64
--- /dev/null
+++ b/src/include/nonposix.h
@@ -0,0 +1,139 @@
+// -*- C++ -*-
+/* Copyright (C) 2000 Free Software Foundation, Inc.
+     Written by Eli Zaretskii (eliz@is.elta.co.il)
+
+This file is part of groff.
+
+groff 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.
+
+groff 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 groff; see the file COPYING.  If not, write to the Free Software
+Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+/* This header file compartmentalize all idiosyncrasies of non-Posix
+   systems, such as MS-DOS, MS-Windows, etc.  */
+
+#if defined _MSC_VER
+# ifndef _WIN32
+#  define _WIN32
+# endif
+# define setmode(f,m) _setmode(f,m)
+# define fileno(f)    _fileno(f)
+#endif
+
+#if defined(__MSDOS__) || (defined(_WIN32) && !defined(__CYGWIN32__))
+
+/* Binary I/O nuisances.  Note: "setmode" is right for DJGPP and
+   Borland; Windows compilers might need _setmode or some such.  */
+# include <fcntl.h>
+# include <io.h>
+# ifdef HAVE_UNISTD_H
+#  include <unistd.h>
+# endif
+# define SET_BINARY(f) do {if (!isatty(f)) setmode(f,O_BINARY);} while(0)
+# define FOPEN_RB      "rb"
+# define FOPEN_WB      "wb"
+# define FOPEN_RWB     "wb+"
+# ifdef _MSC_VER
+#  define POPEN_RT     "rt"
+#  define POPEN_WT     "wt"
+#  define popen(c,m)   _popen(c,m)
+#  define pclose(p)    _pclose(p)
+#  define getpid()     (1)
+# endif
+# ifndef O_BINARY
+#  ifdef _O_BINARY
+#   define O_BINARY    (_O_BINARY)
+#  endif
+# endif
+
+/* The system shell.  Groff assumes a Unixy shell, but non-Posix
+   systems don't have standard places where it lives, and might not
+   have it installed to begin with.  We want to give them some leeway.  */
+# define BSHELL        (system_shell_name())
+# define BSHELL_DASH_C (system_shell_dash_c())
+# define IS_BSHELL(s)  (is_system_shell(s))
+
+/* The separator for directories in PATH and other environment
+   variables.  */
+# define PATH_SEP      ";"
+
+/* Characters that separate directories in a path name.  */
+# define DIR_SEPS      "/\\:"
+
+/* How to tell if the argument is an absolute file name.  */
+# define IS_ABSOLUTE(f) \
+ ((f)[0] == '/' || (f)[0] == '\\' || (f)[0] && (f)[1] == ':')
+
+/* The executable extension.  */
+# define EXE_EXT       ".exe"
+
+/* The system null device.  */
+# define NULL_DEV      "NUL"
+
+/* Prototypes.  */
+# ifdef __cplusplus
+  extern "C" {
+# endif
+    const char * system_shell_name(void);
+    const char * system_shell_dash_c(void);
+    int          is_system_shell(const char *);
+# ifdef __cplusplus
+  }
+# endif
+
+#endif
+
+/* Defaults, for Posix systems.  */
+
+#ifndef FOPEN_RB
+# define FOPEN_RB      "r"
+#endif
+#ifndef FOPEN_WB
+# define FOPEN_WB      "w"
+#endif
+#ifndef FOPEN_RWB
+# define FOPEN_RWB     "w+"
+#endif
+#ifndef POPEN_RT
+# define POPEN_RT      "r"
+#endif
+#ifndef POPEN_WT
+# define POPEN_WT      "w"
+#endif
+#ifndef O_BINARY
+# define O_BINARY      0
+#endif
+#ifndef BSHELL
+# define BSHELL	       "/bin/sh"
+#endif
+#ifndef BSHELL_DASH_C
+# define BSHELL_DASH_C "-c"
+#endif
+#ifndef IS_BSHELL
+# define IS_BSHELL(s)  ((s) && strcmp(s,BSHELL) == 0)
+#endif
+#ifndef PATH_SEP
+# define PATH_SEP      ":"
+#endif
+#ifndef DIR_SEPS
+# define DIR_SEPS      "/"
+#endif
+#ifndef IS_ABSOLUTE
+# define IS_ABSOLUTE(f) ((f)[0] == '/')
+#endif
+#ifndef EXE_EXT
+# define EXE_EXT       ""
+#endif
+#ifndef NULL_DEV
+# define NULL_DEV      "/dev/null"
+#endif
+