126 lines
2.9 KiB
C++
126 lines
2.9 KiB
C++
// -*- C++ -*-
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/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
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Written by James Clark (jjc@jclark.com)
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This file is part of groff.
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groff is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 2, or (at your option) any later
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version.
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groff is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License along
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with groff; see the file COPYING. If not, write to the Free Software
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Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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extern "C" {
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#ifndef strerror
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char *strerror(int);
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#endif
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#ifndef __BORLANDC__
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const char *itoa(int);
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const char *iftoa(int, int);
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#endif /* __BORLANDC__ */
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}
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#ifdef STDLIB_H_DECLARES_GETOPT
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#include <stdlib.h>
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#else /* not STDLIB_H_DECLARES_GETOPT */
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#ifdef UNISTD_H_DECLARES_GETOPT
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#include <sys/types.h>
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#include <unistd.h>
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#else /* not UNISTD_H_DECLARES_GETOPT */
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extern "C" {
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int getopt(int, char **, const char *);
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}
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#endif /* not UNISTD_H_DECLARES_GETOPT */
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extern "C" {
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extern char *optarg;
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extern int optind;
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extern int opterr;
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}
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#endif /* not STDLIB_H_DECLARES_GETOPT */
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char *strsave(const char *s);
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int is_prime(unsigned);
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#include <stdio.h>
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FILE *xtmpfile();
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#ifndef STDIO_H_DECLARES_POPEN
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extern "C" { FILE *popen(const char *, const char *); }
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#endif /* not STDIO_H_DECLARES_POPEN */
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#ifndef STDIO_H_DECLARES_PCLOSE
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extern "C" { int pclose (FILE *); }
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#endif /* not STDIO_H_DECLARES_PCLOSE */
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int interpret_lf_args(const char *p);
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extern char illegal_char_table[];
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inline int illegal_input_char(int c)
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{
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return c >= 0 && illegal_char_table[c];
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}
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#ifdef HAVE_CC_LIMITS_H
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#include <limits.h>
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#else /* not HAVE_CC_LIMITS_H */
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#define INT_MAX 2147483647
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#endif /* not HAVE_CC_LIMITS_H */
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/* It's not safe to rely on people getting INT_MIN right (ie signed). */
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#ifdef INT_MIN
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#undef INT_MIN
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#endif
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#ifdef CFRONT_ANSI_BUG
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/* This works around a bug in cfront 2.0 used with ANSI C compilers. */
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#define INT_MIN ((long)(-INT_MAX-1))
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#else /* not CFRONT_ANSI_BUG */
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#define INT_MIN (-INT_MAX-1)
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#endif /* not CFRONT_ANSI_BUG */
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/* Maximum number of digits in the decimal representation of an int
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(not including the -). */
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#define INT_DIGITS 10
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#ifdef PI
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#undef PI
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#endif
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const double PI = 3.14159265358979323846;
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/* ad_delete deletes an array of objects with destructors;
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a_delete deletes an array of objects without destructors */
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#ifdef ARRAY_DELETE_NEEDS_SIZE
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/* for 2.0 systems */
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#define ad_delete(size) delete [size]
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#define a_delete delete
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#else /* not ARRAY_DELETE_NEEDS_SIZE */
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/* for ARM systems */
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#define ad_delete(size) delete []
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#define a_delete delete []
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#endif /* not ARRAY_DELETE_NEEDS_SIZE */
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