lib/lib.h

   1 /* Copyright (C) 1989, 1990, 1991 Free Software Foundation, Inc.
   2      Written by James Clark (jjc@jclark.uucp)
   3
   4 This file is part of groff.
   5
   6 groff is free software; you can redistribute it and/or modify it under
   7 the terms of the GNU General Public License as published by the Free
   8 Software Foundation; either version 1, or (at your option) any later
   9 version.
  10
  11 groff is distributed in the hope that it will be useful, but WITHOUT ANY
  12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 for more details.
  15
  16 You should have received a copy of the GNU General Public License along
  17 with groff; see the file LICENSE.  If not, write to the Free Software
  18 Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
  19
  20 /* This file is included in both C and C++ compilations. */
  21
  22 #ifdef __cplusplus
  23 extern "C" {
  24   char *strerror(int);
  25 #ifndef __BORLANDC__
  26   const char *itoa(int);
  27   const char *iftoa(int, int);
  28 #endif /* __BORLANDC__ */
  29 };
  30
  31 char *strsave(const char *s);
  32 int is_prime(unsigned);
  33 #include <stdio.h>
  34 FILE *xtmpfile();
  35
  36 int interpret_lf_args(const char *p);
  37
  38 inline int illegal_input_char(int c)
  39 {
  40   return c == 000 || (c > 012 && c < 040) || (c >= 0200 && c < 0240);
  41 }
  42
  43 #endif
  44
  45 #ifndef INT_MAX
  46 #define INT_MAX 2147483647
  47 #endif
  48
  49 /* It's not safe to rely on people getting INT_MIN right (ie signed). */
  50
  51 #ifdef INT_MIN
  52 #undef INT_MIN
  53 #endif
  54
  55 #ifdef CFRONT_ANSI_BUG
  56
  57 /* This works around a bug in cfront 2.0 used with ANSI C compilers. */
  58
  59 #define INT_MIN ((long)(-INT_MAX-1))
  60
  61 #else /* CFRONT_ANSI_BUG */
  62
  63 #define INT_MIN (-INT_MAX-1)
  64
  65 #endif /* CFRONT_ANSI_BUG */
  66
  67 /* Maximum number of digits in the decimal representation of an int
  68 (not including the -). */
  69
  70 #define INT_DIGITS 10
  71
  72 /* ad_delete deletes an array of objects with destructors;
  73 a_delete deletes an array of objects without destructors */
  74
  75 #ifdef ARRAY_DELETE_NEEDS_SIZE
  76 /* for 2.0 systems */
  77 #define ad_delete(size) delete [size]
  78 #define a_delete delete
  79 #else /* not ARRAY_DELETE_NEEDS_SIZE */
  80 /* for ARM systems */
  81 #define ad_delete(size) delete []
  82 #define a_delete delete []
  83 #endif /* not ARRAY_DELETE_NEEDS_SIZE */