remove support for non-ANSI compilation

          --- old/usr/src/head/macros.h
          +++ new/usr/src/head/macros.h

   1    1  /*
   2    2   * CDDL HEADER START
   3    3   *
   4    4   * The contents of this file are subject to the terms of the
   5    5   * Common Development and Distribution License, Version 1.0 only
   6    6   * (the "License").  You may not use this file except in compliance
   7    7   * with the License.
   8    8   *
   9    9   * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10   10   * or http://www.opensolaris.org/os/licensing.
  11   11   * See the License for the specific language governing permissions

  12   12   * and limitations under the License.
  13   13   *
  14   14   * When distributing Covered Code, include this CDDL HEADER in each
  15   15   * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16   16   * If applicable, add the following below this CDDL HEADER, with the
  17   17   * fields enclosed by brackets "[]" replaced with your own identifying
  18   18   * information: Portions Copyright [yyyy] [name of copyright owner]
  19   19   *
  20   20   * CDDL HEADER END
  21   21   */
       22 +/*
       23 + * Copyright 2014 Garrett D'Amore <garrett@damore.org>
       24 + */
  22   25  /*      Copyright (c) 1988 AT&T */
  23   26  /*        All Rights Reserved   */
  24   27  
  25   28  
  26   29  #ifndef _MACROS_H
  27   30  #define _MACROS_H
  28   31  
  29      -#pragma ident   "%Z%%M% %I%     %E% SMI"        /* SVr4.0 1.3.1.7 */
  30      -
  31   32  #include <sys/types.h>
  32   33  #include <sys/stat.h>
  33   34  
  34   35  #ifdef  __cplusplus
  35   36  extern "C" {
  36   37  #endif
  37   38  
  38   39  /*
  39   40   *      numeric() is useful in while's, if's, etc., but don't use *p++
  40   41   *      max() and min() depend on the types of the operands

  41   42   *      abs() is absolute value
  42   43   */
  43   44  #define numeric(c)              ((c) >= '0' && (c) <= '9')
  44   45  #define max(a, b)               ((a) < (b) ? (b) : (a))
  45   46  #define min(a, b)               ((a) > (b) ? (b) : (a))
  46   47  #define abs(x)                  ((x) >= 0 ? (x) : -(x))
  47   48  
  48   49  #define compare(str1, str2)     strcmp((str1), (str2))
  49   50  #define equal(str1, str2)       (strcmp((str1), (str2)) == 0)
  50   51  #define length(str)             strlen(str)
  51   52  #define size(str)               (strlen(str) + 1)
  52   53  
  53   54  /*
  54   55   *      The global variable Statbuf is available for use as a stat(II)
  55   56   *      structure.  Note that "stat.h" is included here and should
  56   57   *      not be included elsewhere.
  57   58   *      Exists(file) returns 0 if the file does not exist;
  58   59   *      the flags word if it does (the flags word is always non-zero).
  59   60   */
  60   61  
  61   62  extern struct stat Statbuf;
  62   63  #define exists(file)            (stat(file, &Statbuf) < 0 ? 0 : Statbuf.st_mode)

  63   64  
  64   65  /*
  65   66   *      SAVE() and RSTR() use local data in nested blocks.
  66   67   *      Make sure that they nest cleanly.
  67   68   */
  68   69  #define SAVE(name, place)       { int place = name;
  69   70  #define RSTR(name, place)       name = place; }
  70   71  
  71   72  /*
  72   73   *      Use: DEBUG(sum,d) which becomes fprintf(stderr,"sum = %d\n",sum)
  73      - *
  74      - *      Note:   Sccsid[] strings are still supported but not the prefered
  75      - *              method of labeling files.  Use #ident.
  76   74   */
  77      -#ifdef  __STDC__
  78   75  #define DEBUG(var, type)        fprintf(stderr, #var "= %" #type "\n", var)
  79      -#define SCCSID(arg)             static char Sccsid[] = #arg
  80      -#else
  81      -#define DEBUG(var, type)        fprintf(stderr, "var = %type\n", var)
  82      -#define SCCSID(arg)             static char Sccsid[] = "arg"
  83      -#endif
  84   76  
  85   77  /*
  86   78   *      Use of ERRABORT() will cause libS.a internal
  87   79   *      errors to cause aborts
  88   80   */
  89   81  #define ERRABORT()      _error() { abort(); }
  90   82  
  91   83  /*
  92   84   *      Use of USXALLOC() is required to force all calls to alloc()
  93   85   *      (e.g., from libS.a) to call xalloc().

  94   86   */
  95   87  #define NONBLANK(p)     while (*(p) == ' ' || *(p) == '\t') (p)++
  96   88  
  97   89  /*
  98   90   *      A global null string.
  99   91   */
 100   92  extern char     Null[1];
 101   93  
 102   94  /*
 103   95   *      A global error message string.
 104   96   */
 105   97  extern char     Error[128];
 106   98  
 107   99  #ifdef  __cplusplus
 108  100  }
 109  101  #endif
 110  102  
 111  103  #endif  /* _MACROS_H */

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