diplodocus.org Git - nmh/blob - uip/rcvpack.c

   1 /* rcvpack.c -- append message to a file
   2  *
   3  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   4  * COPYRIGHT file in the root directory of the nmh distribution for
   5  * complete copyright information.
   6  */
   7
   8 #include "h/mh.h"
   9 #include "sbr/m_gmprot.h"
  10 #include "sbr/getarguments.h"
  11 #include "sbr/smatch.h"
  12 #include "sbr/ambigsw.h"
  13 #include "sbr/print_version.h"
  14 #include "sbr/print_help.h"
  15 #include "sbr/error.h"
  16 #include "h/dropsbr.h"
  17 #include "h/tws.h"
  18 #include "h/mts.h"
  19 #include "h/done.h"
  20 #include "h/utils.h"
  21
  22 #define RCVPACK_SWITCHES \
  23     X("mbox", 0, MBOXSW) \
  24     X("mmdf", 0, MMDFSW) \
  25     X("version", 0, VERSIONSW) \
  26     X("help", 0, HELPSW) \
  27
  28 #define X(sw, minchars, id) id,
  29 DEFINE_SWITCH_ENUM(RCVPACK);
  30 #undef X
  31
  32 #define X(sw, minchars, id) { sw, minchars, id },
  33 DEFINE_SWITCH_ARRAY(RCVPACK, switches);
  34 #undef X
  35
  36 /*
  37  * default format in which to save messages
  38  */
  39 static int mbx_style = MBOX_FORMAT;
  40
  41
  42 int
  43 main (int argc, char **argv)
  44 {
  45     int md;
  46     char *cp, *file = NULL, buf[BUFSIZ];
  47     char **argp, **arguments;
  48
  49     if (nmh_init(argv[0], true, false)) { return 1; }
  50
  51     mts_init ();
  52     arguments = getarguments (invo_name, argc, argv, 1);
  53     argp = arguments;
  54
  55     /* parse arguments */
  56     while ((cp = *argp++)) {
  57         if (*cp == '-') {
  58             switch (smatch (++cp, switches)) {
  59                 case AMBIGSW:
  60                     ambigsw (cp, switches);
  61                     done (1);
  62                 case UNKWNSW:
  63                     die("-%s unknown", cp);
  64
  65                 case HELPSW:
  66                     snprintf (buf, sizeof(buf), "%s [switches] file", invo_name);
  67                     print_help (buf, switches, 1);
  68                     done (0);
  69                 case VERSIONSW:
  70                     print_version(invo_name);
  71                     done (0);
  72
  73                 case MBOXSW:
  74                     mbx_style = MBOX_FORMAT;
  75                     continue;
  76                 case MMDFSW:
  77                     mbx_style = MMDF_FORMAT;
  78                     continue;
  79             }
  80         }
  81         if (file)
  82             die("only one file at a time!");
  83         file = cp;
  84     }
  85
  86     if (!file)
  87         die("%s [switches] file", invo_name);
  88
  89     rewind (stdin);
  90
  91     /* open and lock the file */
  92     if ((md = mbx_open (file, mbx_style, getuid(), getgid(), m_gmprot())) == NOTOK)
  93         done(1);
  94
  95     /* append the message */
  96     if (mbx_copy (file, mbx_style, md, fileno(stdin), NULL) == NOTOK) {
  97         mbx_close (file, md);
  98         done(1);
  99     }
 100
 101     /* close and unlock the file */
 102     if (mbx_close (file, md) == NOTOK)
 103         done(1);
 104
 105     done(0);
 106     return 1;
 107 }