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

   1
   2 /*
   3  * ap.c -- parse addresses 822-style
   4  *
   5  * $Id$
   6  *
   7  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   8  * COPYRIGHT file in the root directory of the nmh distribution for
   9  * complete copyright information.
  10  */
  11
  12 #include <h/mh.h>
  13 #include <h/addrsbr.h>
  14 #include <h/fmt_scan.h>
  15 #include <h/mts.h>
  16
  17 #define NADDRS  100
  18
  19 #define WIDTH   78
  20 #define WBUFSIZ BUFSIZ
  21
  22 #define FORMAT  "%<{error}%{error}: %{text}%|%(putstr(proper{text}))%>"
  23
  24 static struct swit switches[] = {
  25 #define FORMSW  0
  26     { "form formatfile", 0 },
  27 #define FMTSW   1
  28     { "format string", 5 },
  29 #define NORMSW  2
  30     { "normalize", 0 },
  31 #define NNORMSW 3
  32     { "nonormalize", 0 },
  33 #define WIDTHSW 4
  34     { "width columns", 0 },
  35 #define VERSIONSW 5
  36     { "version", 0 },
  37 #define HELPSW  6
  38     { "help", 0 },
  39     { NULL, 0 }
  40 };
  41
  42 static struct format *fmt;
  43
  44 static int dat[5];
  45
  46 /*
  47  * prototypes
  48  */
  49 int sc_width (void);  /* from termsbr.c */
  50
  51 /*
  52  * static prototypes
  53  */
  54 static int process (char *, int, int);
  55
  56
  57 int
  58 main (int argc, char **argv)
  59 {
  60     int addrp = 0, normalize = AD_HOST;
  61     int width = 0, status = 0;
  62     char *cp, *form = NULL, *format = NULL, *nfs;
  63     char buf[BUFSIZ], **argp;
  64     char **arguments, *addrs[NADDRS];
  65
  66 #ifdef LOCALE
  67     setlocale(LC_ALL, "");
  68 #endif
  69     invo_name = r1bindex (argv[0], '/');
  70
  71     /* read user profile/context */
  72     context_read();
  73
  74     mts_init (invo_name);
  75     arguments = getarguments (invo_name, argc, argv, 1);
  76     argp = arguments;
  77
  78     while ((cp = *argp++)) {
  79         if (*cp == '-') {
  80             switch (smatch (++cp, switches)) {
  81                 case AMBIGSW:
  82                     ambigsw (cp, switches);
  83                     done (1);
  84
  85                 case UNKWNSW:
  86                     adios (NULL, "-%s unknown", cp);
  87
  88                 case HELPSW:
  89                     snprintf (buf, sizeof(buf), "%s [switches] addrs ...",
  90                         invo_name);
  91                     print_help (buf, switches, 1);
  92                     done (1);
  93                 case VERSIONSW:
  94                     print_version (invo_name);
  95                     done (1);
  96
  97                 case FORMSW:
  98                     if (!(form = *argp++) || *form == '-')
  99                         adios (NULL, "missing argument to %s", argp[-2]);
 100                     format = NULL;
 101                     continue;
 102                 case FMTSW:
 103                     if (!(format = *argp++) || *format == '-')
 104                         adios (NULL, "missing argument to %s", argp[-2]);
 105                     form = NULL;
 106                     continue;
 107
 108                 case WIDTHSW:
 109                     if (!(cp = *argp++) || *cp == '-')
 110                         adios (NULL, "missing argument to %s", argp[-2]);
 111                     width = atoi (cp);
 112                     continue;
 113
 114                 case NORMSW:
 115                     normalize = AD_HOST;
 116                     continue;
 117                 case NNORMSW:
 118                     normalize = AD_NHST;
 119                     continue;
 120             }
 121         }
 122         if (addrp > NADDRS)
 123             adios (NULL, "more than %d addresses", NADDRS);
 124         else
 125             addrs[addrp++] = cp;
 126     }
 127     addrs[addrp] = NULL;
 128
 129     if (addrp == 0)
 130         adios (NULL, "usage: %s [switches] addrs ...", invo_name);
 131
 132     /* get new format string */
 133     nfs = new_fs (form, format, FORMAT);
 134
 135     if (width == 0) {
 136         if ((width = sc_width ()) < WIDTH / 2)
 137             width = WIDTH / 2;
 138         width -= 2;
 139     }
 140     if (width > WBUFSIZ)
 141         width = WBUFSIZ;
 142     fmt_norm = normalize;
 143     fmt_compile (nfs, &fmt);
 144
 145     dat[0] = 0;
 146     dat[1] = 0;
 147     dat[2] = 0;
 148     dat[3] = width;
 149     dat[4] = 0;
 150
 151     for (addrp = 0; addrs[addrp]; addrp++)
 152         status += process (addrs[addrp], width, normalize);
 153
 154     return done (status);
 155 }
 156
 157 struct pqpair {
 158     char *pq_text;
 159     char *pq_error;
 160     struct pqpair *pq_next;
 161 };
 162
 163
 164 static int
 165 process (char *arg, int length, int norm)
 166 {
 167     int status = 0;
 168     register char *cp;
 169     char buffer[WBUFSIZ + 1], error[BUFSIZ];
 170     register struct comp *cptr;
 171     register struct pqpair *p, *q;
 172     struct pqpair pq;
 173     register struct mailname *mp;
 174
 175     (q = &pq)->pq_next = NULL;
 176     while ((cp = getname (arg))) {
 177         if ((p = (struct pqpair *) calloc ((size_t) 1, sizeof(*p))) == NULL)
 178             adios (NULL, "unable to allocate pqpair memory");
 179         if ((mp = getm (cp, NULL, 0, norm, error)) == NULL) {
 180             p->pq_text = getcpy (cp);
 181             p->pq_error = getcpy (error);
 182             status++;
 183         }
 184         else {
 185             p->pq_text = getcpy (mp->m_text);
 186             mnfree (mp);
 187         }
 188         q = (q->pq_next = p);
 189     }
 190
 191     for (p = pq.pq_next; p; p = q) {
 192         FINDCOMP (cptr, "text");
 193         if (cptr)
 194             cptr->c_text = p->pq_text;
 195         FINDCOMP (cptr, "error");
 196         if (cptr)
 197             cptr->c_text = p->pq_error;
 198
 199         fmt_scan (fmt, buffer, length, dat);
 200         fputs (buffer, stdout);
 201
 202         free (p->pq_text);
 203         if (p->pq_error)
 204             free (p->pq_error);
 205         q = p->pq_next;
 206         free ((char *) p);
 207     }
 208
 209     return status;
 210 }