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

   1
   2 /*
   3  * msh.h -- definitions for msh
   4  */
   5
   6 /* flags for stream */
   7 #define STDIO   0               /* regular stdoutput */
   8 #define CRTIO   1               /* create  re-direct */
   9 #define APPIO   2               /* append  re-direct */
  10 #define PIPIO   3               /* pipe    re-direct */
  11
  12 struct Cmd {
  13     char line[BUFSIZ];
  14     char *args[MAXARGS];
  15     char *redirect;
  16     int direction;
  17     FILE *stream;
  18 };
  19
  20 #define NULLCMD ((struct Cmd *) 0)
  21
  22 #define MHNCHK 0x0001   /* did nontext check           */
  23 #define MHNYES 0x0002   /* .. and known to be non-text */
  24
  25 /*
  26  * Determine the number of user defined sequences we
  27  * can have.  The first FFATTRSLOT sequence flags are for
  28  * internal nmh message flags.
  29  */
  30 #define NUMATTRS  (27)
  31 #define CUR (FFATTRSLOT + NUMATTRS - 1)
  32
  33 #ifdef BPOP
  34 # define VIRTUAL SELECT_EMPTY
  35
  36 # define is_virtual(mp,msgnum)    ((mp)->msgstats[msgnum] & VIRTUAL)
  37 # define unset_virtual(mp,msgnum) ((mp)->msgstats[msgnum] &= ~VIRTUAL)
  38 # define set_virtual(mp,msgnum)   ((mp)->msgstats[msgnum] |= VIRTUAL)
  39 #endif
  40
  41 struct Msg {
  42     struct drop m_drop;
  43     char *m_scanl;
  44     struct tws m_tb;
  45     short m_flags;
  46     bvector_t m_stats;
  47 };
  48
  49 #define m_bboard_id  m_drop.d_id
  50 #define m_top        m_drop.d_size
  51 #define m_start      m_drop.d_start
  52 #define m_stop       m_drop.d_stop
  53
  54 /*
  55  * FOLDER
  56  */
  57 extern char *fmsh;              /* folder instead of file  */
  58 extern int modified;            /* command modified folder */
  59 extern struct msgs *mp;         /* used a lot              */
  60 extern struct Msg *Msgs;        /* Msgs[0] not used        */
  61
  62 FILE *msh_ready (int, int);
  63
  64 /*
  65  * COMMAND
  66  */
  67 extern int interactive;         /* running from a /dev/tty */
  68 extern int redirected;          /* re-directing output     */
  69 extern FILE *sp;                /* original stdout         */
  70 extern char *cmd_name;          /* command being run       */
  71 extern char myfilter[];         /* path to mhl.forward     */
  72
  73 extern char *BBoard_ID;         /* BBoard-ID constant */
  74
  75 /*
  76  * SIGNALS
  77  */
  78 extern SIGNAL_HANDLER istat;    /* original SIGINT  */
  79 extern SIGNAL_HANDLER qstat;    /* original SIGQUIT */
  80 extern int interrupted;         /* SIGINT detected  */
  81 extern int broken_pipe;         /* SIGPIPE detected */
  82 extern int told_to_quit;        /* SIGQUIT detected */
  83
  84 /*
  85  * prototypes
  86  */
  87 int readid (int);
  88 int expand (char *);
  89 void m_reset (void);
  90 void fsetup (char *);
  91 void setup (char *);
  92 void readids (int);
  93 void display_info (int);
  94
  95 void forkcmd (char **s, char *);
  96 void distcmd (char **);
  97 void explcmd (char **);
  98 int filehak (char **);
  99 void filecmd (char **);
 100 void foldcmd (char **);
 101 void forwcmd (char **);
 102 void helpcmd (char **);
 103 void markcmd (char **);
 104 void mhncmd (char **);
 105 void showcmd (char **);
 106 int pack (char *, int, int);
 107 int packhak (char **);
 108 void packcmd (char **);
 109 void pickcmd (char **);
 110 void replcmd (char **);
 111 void rmmcmd (char **);
 112 void scancmd (char **);
 113 void sortcmd (char **);