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

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