diplodocus.org Git - nmh/blob - h/nmh.h

   1
   2 /*
   3  * nmh.h -- system configuration header file
   4  */
   5
   6 #include <config.h>
   7
   8 #include <unistd.h>
   9 #include <stdio.h>
  10 #include <ctype.h>
  11 #include <sys/stat.h>
  12
  13 # include <dirent.h>
  14 #define NLENGTH(dirent) strlen((dirent)->d_name)
  15
  16 #include <stdlib.h>
  17 #include <stdarg.h>
  18 #include <string.h>
  19
  20 #ifdef HAVE_SYS_PARAM_H
  21 # include <sys/param.h>
  22 #endif
  23
  24 # include <locale.h>
  25 # include <limits.h>
  26
  27 /*
  28  * symbolic constants for lseek and fseek
  29  */
  30 #ifndef SEEK_SET
  31 # define SEEK_SET 0
  32 #endif
  33 #ifndef SEEK_CUR
  34 # define SEEK_CUR 1
  35 #endif
  36 #ifndef SEEK_END
  37 # define SEEK_END 2
  38 #endif
  39
  40 /*
  41  * we should be getting this value from pathconf(_PC_PATH_MAX)
  42  */
  43 #ifndef PATH_MAX
  44 # ifdef MAXPATHLEN
  45 #  define PATH_MAX MAXPATHLEN
  46 # else
  47    /* so we will just pick something */
  48 #  define PATH_MAX 1024
  49 # endif
  50 #endif
  51
  52 /*
  53  * we should get this value from sysconf(_SC_NGROUPS_MAX)
  54  */
  55 #ifndef NGROUPS_MAX
  56 # ifdef NGROUPS
  57 #  define NGROUPS_MAX NGROUPS
  58 # else
  59 #  define NGROUPS_MAX 16
  60 # endif
  61 #endif
  62
  63 /*
  64  * we should be getting this value from sysconf(_SC_OPEN_MAX)
  65  */
  66 #ifndef OPEN_MAX
  67 # ifdef NOFILE
  68 #  define OPEN_MAX NOFILE
  69 # else
  70    /* so we will just pick something */
  71 #  define OPEN_MAX 64
  72 # endif
  73 #endif
  74
  75 #include <signal.h>
  76
  77 #define bcmp(b1,b2,length)      memcmp(b1, b2, length)
  78 #define bcopy(b1,b2,length)     memcpy (b2, b1, length)
  79 #define bcpy(b1,b2,length)      memcmp (b1, b2, length)
  80 #define bzero(b,length)         memset (b, 0, length)
  81
  82 /*
  83  * If your stat macros are broken,
  84  * we will just undefine them.
  85  */
  86 #ifdef STAT_MACROS_BROKEN
  87 # ifdef S_ISBLK
  88 #  undef S_ISBLK
  89 # endif
  90 # ifdef S_ISCHR
  91 #  undef S_ISCHR
  92 # endif
  93 # ifdef S_ISDIR
  94 #  undef S_ISDIR
  95 # endif
  96 # ifdef S_ISFIFO
  97 #  undef S_ISFIFO
  98 # endif
  99 # ifdef S_ISLNK
 100 #  undef S_ISLNK
 101 # endif
 102 # ifdef S_ISMPB
 103 #  undef S_ISMPB
 104 # endif
 105 # ifdef S_ISMPC
 106 #  undef S_ISMPC
 107 # endif
 108 # ifdef S_ISNWK
 109 #  undef S_ISNWK
 110 # endif
 111 # ifdef S_ISREG
 112 #  undef S_ISREG
 113 # endif
 114 # ifdef S_ISSOCK
 115 #  undef S_ISSOCK
 116 # endif
 117 #endif  /* STAT_MACROS_BROKEN.  */
 118