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
  12 /*
  13  * maximum number of names
  14  */
  15 #define NVEC 50
  16
  17 static struct swit switches[] = {
  18 #define ALIASW                0
  19     { "alias aliasfile", 0 },
  20 #define NALIASW               1
  21     { "noalias", -7 },
  22 #define LISTSW                2
  23     { "list", 0 },
  24 #define NLISTSW               3
  25     { "nolist", 0 },
  26 #define NORMSW                4
  27     { "normalize", 0 },
  28 #define NNORMSW               5
  29     { "nonormalize", 0 },
  30 #define USERSW                6
  31     { "user", 0 },
  32 #define NUSERSW               7
  33     { "nouser", 0 },
  34 #define VERSIONSW             8
  35     { "version", 0 },
  36 #define HELPSW                9
  37     { "help", 4 },
  38     { NULL, 0 }
  39 };
  40
  41 static int pos = 1;
  42
  43 extern struct aka *akahead;
  44
  45 /*
  46  * prototypes
  47  */
  48 void print_aka (char *, int, int);
  49 void print_usr (char *, int, int);
  50
  51
  52 int
  53 main (int argc, char **argv)
  54 {
  55     int i, vecp = 0, inverted = 0, list = 0;
  56     int noalias = 0, normalize = AD_NHST;
  57     char *cp, **ap, **argp, buf[BUFSIZ];
  58     char *vec[NVEC], **arguments;
  59     struct aka *ak;
  60
  61 #ifdef LOCALE
  62     setlocale(LC_ALL, "");
  63 #endif
  64     invo_name = r1bindex (argv[0], '/');
  65
  66     /* read user profile/context */
  67     context_read();
  68
  69     mts_init (invo_name);
  70     arguments = getarguments (invo_name, argc, argv, 1);
  71     argp = arguments;
  72
  73     while ((cp = *argp++)) {
  74         if (*cp == '-') {
  75             switch (smatch (++cp, switches)) {
  76                 case AMBIGSW:
  77                     ambigsw (cp, switches);
  78                     done (1);
  79                 case UNKWNSW:
  80                     adios (NULL, "-%s unknown", cp);
  81
  82                 case HELPSW:
  83                     snprintf (buf, sizeof(buf), "%s [switches] aliases ...",
  84                         invo_name);
  85                     print_help (buf, switches, 1);
  86                     done (1);
  87                 case VERSIONSW:
  88                     print_version (invo_name);
  89                     done (1);
  90
  91                 case ALIASW:
  92                     if (!(cp = *argp++) || *cp == '-')
  93                         adios (NULL, "missing argument to %s", argp[-2]);
  94                     if ((i = alias (cp)) != AK_OK)
  95                         adios (NULL, "aliasing error in %s - %s", cp, akerror (i));
  96                     continue;
  97                 case NALIASW:
  98                     noalias++;
  99                     continue;
 100
 101                 case LISTSW:
 102                     list++;
 103                     continue;
 104                 case NLISTSW:
 105                     list = 0;
 106                     continue;
 107
 108                 case NORMSW:
 109                     normalize = AD_HOST;
 110                     continue;
 111                 case NNORMSW:
 112                     normalize = AD_NHST;
 113                     continue;
 114
 115                 case USERSW:
 116                     inverted++;
 117                     continue;
 118                 case NUSERSW:
 119                     inverted = 0;
 120                     continue;
 121             }
 122         }
 123         vec[vecp++] = cp;
 124     }
 125
 126     if (!noalias) {
 127         /* allow Aliasfile: profile entry */
 128         if ((cp = context_find ("Aliasfile"))) {
 129             char *dp = NULL;
 130
 131             for (ap = brkstring(dp = getcpy(cp), " ", "\n"); ap && *ap; ap++)
 132                 if ((i = alias (*ap)) != AK_OK)
 133                     adios (NULL, "aliasing error in %s - %s", *ap, akerror (i));
 134             if (dp)
 135                 free(dp);
 136         }
 137         alias (AliasFile);
 138     }
 139
 140     /*
 141      * If -user is specified
 142      */
 143     if (inverted) {
 144         if (vecp == 0)
 145             adios (NULL, "usage: %s -user addresses ...  (you forgot the addresses)",
 146                    invo_name);
 147
 148         for (i = 0; i < vecp; i++)
 149             print_usr (vec[i], list, normalize);
 150
 151         done (0);
 152     }
 153
 154     if (vecp) {
 155         /* print specified aliases */
 156         for (i = 0; i < vecp; i++)
 157             print_aka (akvalue (vec[i]), list, 0);
 158     } else {
 159         /* print them all */
 160         for (ak = akahead; ak; ak = ak->ak_next) {
 161             printf ("%s: ", ak->ak_name);
 162             pos += strlen (ak->ak_name) + 1;
 163             print_aka (akresult (ak), list, pos);
 164         }
 165     }
 166
 167     done (0);
 168 }
 169
 170 void
 171 print_aka (char *p, int list, int margin)
 172 {
 173     char c;
 174
 175     if (p == NULL) {
 176         printf ("<empty>\n");
 177         return;
 178     }
 179
 180     while ((c = *p++)) {
 181         switch (c) {
 182             case ',':
 183                 if (*p) {
 184                     if (list)
 185                         printf ("\n%*s", margin, "");
 186                     else {
 187                         if (pos >= 68) {
 188                             printf (",\n ");
 189                             pos = 2;
 190                         } else {
 191                             printf (", ");
 192                             pos += 2;
 193                         }
 194                     }
 195                 }
 196
 197             case 0:
 198                 break;
 199
 200             default:
 201                 pos++;
 202                 putchar (c);
 203         }
 204     }
 205
 206     putchar ('\n');
 207     pos = 1;
 208 }
 209
 210 void
 211 print_usr (char *s, int list, int norm)
 212 {
 213     register char *cp, *pp, *vp;
 214     register struct aka *ak;
 215     register struct mailname *mp, *np;
 216
 217     if ((pp = getname (s)) == NULL)
 218         adios (NULL, "no address in \"%s\"", s);
 219     if ((mp = getm (pp, NULL, 0, norm, NULL)) == NULL)
 220         adios (NULL, "bad address \"%s\"", s);
 221     while (getname (""))
 222         continue;
 223
 224     vp = NULL;
 225     for (ak = akahead; ak; ak = ak->ak_next) {
 226         pp = akresult (ak);
 227         while ((cp = getname (pp))) {
 228             if ((np = getm (cp, NULL, 0, norm, NULL)) == NULL)
 229                 continue;
 230             if (!strcasecmp (mp->m_host, np->m_host)
 231                     && !strcasecmp (mp->m_mbox, np->m_mbox)) {
 232                 vp = vp ? add (ak->ak_name, add (",", vp))
 233                     : getcpy (ak->ak_name);
 234                 mnfree (np);
 235                 while (getname (""))
 236                     continue;
 237                 break;
 238             }
 239             mnfree (np);
 240         }
 241     }
 242     mnfree (mp);
 243
 244 #if 0
 245     printf ("%s: ", s);
 246     print_aka (vp ? vp : s, list, pos += strlen (s) + 1);
 247 #else
 248     print_aka (vp ? vp : s, list, 0);
 249 #endif
 250
 251     if (vp)
 252         free (vp);
 253 }