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

   1
   2 /*
   3  * ali.c -- list nmh mail aliases
   4  *
   5  * $Id$
   6  */
   7
   8 #include <h/mh.h>
   9 #include <h/addrsbr.h>
  10 #include <h/aliasbr.h>
  11 #include <zotnet/mts/mts.h>
  12
  13 /*
  14  * maximum number of names
  15  */
  16 #define NVEC 50
  17
  18 static struct swit switches[] = {
  19 #define ALIASW                0
  20     { "alias aliasfile", 0 },
  21 #define NALIASW               1
  22     { "noalias", -7 },
  23 #define LISTSW                2
  24     { "list", 0 },
  25 #define NLISTSW               3
  26     { "nolist", 0 },
  27 #define NORMSW                4
  28     { "normalize", 0 },
  29 #define NNORMSW               5
  30     { "nonormalize", 0 },
  31 #define USERSW                6
  32     { "user", 0 },
  33 #define NUSERSW               7
  34     { "nouser", 0 },
  35 #define VERSIONSW             8
  36     { "version", 0 },
  37 #define HELPSW                9
  38     { "help", 0 },
  39     { NULL, 0 }
  40 };
  41
  42 static int pos = 1;
  43
  44 extern struct aka *akahead;
  45
  46 /*
  47  * prototypes
  48  */
  49 void print_aka (char *, int, int);
  50 void print_usr (char *, int, int);
  51
  52
  53 int
  54 main (int argc, char **argv)
  55 {
  56     int i, vecp = 0, inverted = 0, list = 0;
  57     int noalias = 0, normalize = AD_NHST;
  58     char *cp, **ap, **argp, buf[BUFSIZ];
  59     char *vec[NVEC], **arguments;
  60     struct aka *ak;
  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                 case UNKWNSW:
  81                     adios (NULL, "-%s unknown", cp);
  82
  83                 case HELPSW:
  84                     snprintf (buf, sizeof(buf), "%s [switches] aliases ...",
  85                         invo_name);
  86                     print_help (buf, switches, 1);
  87                     done (1);
  88                 case VERSIONSW:
  89                     print_version (invo_name);
  90                     done (1);
  91
  92                 case ALIASW:
  93                     if (!(cp = *argp++) || *cp == '-')
  94                         adios (NULL, "missing argument to %s", argp[-2]);
  95                     if ((i = alias (cp)) != AK_OK)
  96                         adios (NULL, "aliasing error in %s - %s", cp, akerror (i));
  97                     continue;
  98                 case NALIASW:
  99                     noalias++;
 100                     continue;
 101
 102                 case LISTSW:
 103                     list++;
 104                     continue;
 105                 case NLISTSW:
 106                     list = 0;
 107                     continue;
 108
 109                 case NORMSW:
 110                     normalize = AD_HOST;
 111                     continue;
 112                 case NNORMSW:
 113                     normalize = AD_NHST;
 114                     continue;
 115
 116                 case USERSW:
 117                     inverted++;
 118                     continue;
 119                 case NUSERSW:
 120                     inverted = 0;
 121                     continue;
 122             }
 123         }
 124         vec[vecp++] = cp;
 125     }
 126
 127     if (!noalias) {
 128         /* allow Aliasfile: profile entry */
 129         if ((cp = context_find ("Aliasfile"))) {
 130             char *dp = NULL;
 131
 132             for (ap = brkstring(dp = getcpy(cp), " ", "\n"); ap && *ap; ap++)
 133                 if ((i = alias (*ap)) != AK_OK)
 134                     adios (NULL, "aliasing error in %s - %s", *ap, akerror (i));
 135             if (dp)
 136                 free(dp);
 137         }
 138         alias (AliasFile);
 139     }
 140
 141     /*
 142      * If -user is specified
 143      */
 144     if (inverted) {
 145         if (vecp == 0)
 146             adios (NULL, "usage: %s -user addresses ...  (you forgot the addresses)",
 147                    invo_name);
 148
 149         for (i = 0; i < vecp; i++)
 150             print_usr (vec[i], list, normalize);
 151
 152         done (0);
 153     }
 154
 155     if (vecp) {
 156         /* print specified aliases */
 157         for (i = 0; i < vecp; i++)
 158             print_aka (akvalue (vec[i]), list, 0);
 159     } else {
 160         /* print them all */
 161         for (ak = akahead; ak; ak = ak->ak_next) {
 162             printf ("%s: ", ak->ak_name);
 163             pos += strlen (ak->ak_name) + 1;
 164             print_aka (akresult (ak), list, pos);
 165         }
 166     }
 167
 168     return done (0);
 169 }
 170
 171 void
 172 print_aka (char *p, int list, int margin)
 173 {
 174     char c;
 175
 176     if (p == NULL) {
 177         printf ("<empty>\n");
 178         return;
 179     }
 180
 181     while ((c = *p++)) {
 182         switch (c) {
 183             case ',':
 184                 if (*p) {
 185                     if (list)
 186                         printf ("\n%*s", margin, "");
 187                     else {
 188                         if (pos >= 68) {
 189                             printf (",\n ");
 190                             pos = 2;
 191                         } else {
 192                             printf (", ");
 193                             pos += 2;
 194                         }
 195                     }
 196                 }
 197
 198             case 0:
 199                 break;
 200
 201             default:
 202                 pos++;
 203                 putchar (c);
 204         }
 205     }
 206
 207     putchar ('\n');
 208     pos = 1;
 209 }
 210
 211 void
 212 print_usr (char *s, int list, int norm)
 213 {
 214     register char *cp, *pp, *vp;
 215     register struct aka *ak;
 216     register struct mailname *mp, *np;
 217
 218     if ((pp = getname (s)) == NULL)
 219         adios (NULL, "no address in \"%s\"", s);
 220     if ((mp = getm (pp, NULL, 0, norm, NULL)) == NULL)
 221         adios (NULL, "bad address \"%s\"", s);
 222     while (getname (""))
 223         continue;
 224
 225     vp = NULL;
 226     for (ak = akahead; ak; ak = ak->ak_next) {
 227         pp = akresult (ak);
 228         while ((cp = getname (pp))) {
 229             if ((np = getm (cp, NULL, 0, norm, NULL)) == NULL)
 230                 continue;
 231             if (!strcasecmp (mp->m_host, np->m_host)
 232                     && !strcasecmp (mp->m_mbox, np->m_mbox)) {
 233                 vp = vp ? add (ak->ak_name, add (",", vp))
 234                     : getcpy (ak->ak_name);
 235                 mnfree (np);
 236                 while (getname (""))
 237                     continue;
 238                 break;
 239             }
 240             mnfree (np);
 241         }
 242     }
 243     mnfree (mp);
 244
 245 #if 0
 246     printf ("%s: ", s);
 247     print_aka (vp ? vp : s, list, pos += strlen (s) + 1);
 248 #else
 249     print_aka (vp ? vp : s, list, 0);
 250 #endif
 251
 252     if (vp)
 253         free (vp);
 254 }