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

   1
   2 /*
   3  * ali.c -- list nmh mail aliases
   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/aliasbr.h>
  15 #include <h/mts.h>
  16
  17 /*
  18  * maximum number of names
  19  */
  20 #define NVEC 50
  21
  22 static struct swit switches[] = {
  23 #define ALIASW                0
  24     { "alias aliasfile", 0 },
  25 #define NALIASW               1
  26     { "noalias", -7 },
  27 #define LISTSW                2
  28     { "list", 0 },
  29 #define NLISTSW               3
  30     { "nolist", 0 },
  31 #define NORMSW                4
  32     { "normalize", 0 },
  33 #define NNORMSW               5
  34     { "nonormalize", 0 },
  35 #define USERSW                6
  36     { "user", 0 },
  37 #define NUSERSW               7
  38     { "nouser", 0 },
  39 #define VERSIONSW             8
  40     { "version", 0 },
  41 #define HELPSW                9
  42     { "help", 0 },
  43     { NULL, 0 }
  44 };
  45
  46 static int pos = 1;
  47
  48 extern struct aka *akahead;
  49
  50 /*
  51  * prototypes
  52  */
  53 void print_aka (char *, int, int);
  54 void print_usr (char *, int, int);
  55
  56
  57 int
  58 main (int argc, char **argv)
  59 {
  60     int i, vecp = 0, inverted = 0, list = 0;
  61     int noalias = 0, normalize = AD_NHST;
  62     char *cp, **ap, **argp, buf[BUFSIZ];
  63     char *vec[NVEC], **arguments;
  64     struct aka *ak;
  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                 case UNKWNSW:
  85                     adios (NULL, "-%s unknown", cp);
  86
  87                 case HELPSW:
  88                     snprintf (buf, sizeof(buf), "%s [switches] aliases ...",
  89                         invo_name);
  90                     print_help (buf, switches, 1);
  91                     done (1);
  92                 case VERSIONSW:
  93                     print_version (invo_name);
  94                     done (1);
  95
  96                 case ALIASW:
  97                     if (!(cp = *argp++) || *cp == '-')
  98                         adios (NULL, "missing argument to %s", argp[-2]);
  99                     if ((i = alias (cp)) != AK_OK)
 100                         adios (NULL, "aliasing error in %s - %s", cp, akerror (i));
 101                     continue;
 102                 case NALIASW:
 103                     noalias++;
 104                     continue;
 105
 106                 case LISTSW:
 107                     list++;
 108                     continue;
 109                 case NLISTSW:
 110                     list = 0;
 111                     continue;
 112
 113                 case NORMSW:
 114                     normalize = AD_HOST;
 115                     continue;
 116                 case NNORMSW:
 117                     normalize = AD_NHST;
 118                     continue;
 119
 120                 case USERSW:
 121                     inverted++;
 122                     continue;
 123                 case NUSERSW:
 124                     inverted = 0;
 125                     continue;
 126             }
 127         }
 128         vec[vecp++] = cp;
 129     }
 130
 131     if (!noalias) {
 132         /* allow Aliasfile: profile entry */
 133         if ((cp = context_find ("Aliasfile"))) {
 134             char *dp = NULL;
 135
 136             for (ap = brkstring(dp = getcpy(cp), " ", "\n"); ap && *ap; ap++)
 137                 if ((i = alias (*ap)) != AK_OK)
 138                     adios (NULL, "aliasing error in %s - %s", *ap, akerror (i));
 139             if (dp)
 140                 free(dp);
 141         }
 142         alias (AliasFile);
 143     }
 144
 145     /*
 146      * If -user is specified
 147      */
 148     if (inverted) {
 149         if (vecp == 0)
 150             adios (NULL, "usage: %s -user addresses ...  (you forgot the addresses)",
 151                    invo_name);
 152
 153         for (i = 0; i < vecp; i++)
 154             print_usr (vec[i], list, normalize);
 155
 156         done (0);
 157     }
 158
 159     if (vecp) {
 160         /* print specified aliases */
 161         for (i = 0; i < vecp; i++)
 162             print_aka (akvalue (vec[i]), list, 0);
 163     } else {
 164         /* print them all */
 165         for (ak = akahead; ak; ak = ak->ak_next) {
 166             printf ("%s: ", ak->ak_name);
 167             pos += strlen (ak->ak_name) + 1;
 168             print_aka (akresult (ak), list, pos);
 169         }
 170     }
 171
 172     return done (0);
 173 }
 174
 175 void
 176 print_aka (char *p, int list, int margin)
 177 {
 178     char c;
 179
 180     if (p == NULL) {
 181         printf ("<empty>\n");
 182         return;
 183     }
 184
 185     while ((c = *p++)) {
 186         switch (c) {
 187             case ',':
 188                 if (*p) {
 189                     if (list)
 190                         printf ("\n%*s", margin, "");
 191                     else {
 192                         if (pos >= 68) {
 193                             printf (",\n ");
 194                             pos = 2;
 195                         } else {
 196                             printf (", ");
 197                             pos += 2;
 198                         }
 199                     }
 200                 }
 201
 202             case 0:
 203                 break;
 204
 205             default:
 206                 pos++;
 207                 putchar (c);
 208         }
 209     }
 210
 211     putchar ('\n');
 212     pos = 1;
 213 }
 214
 215 void
 216 print_usr (char *s, int list, int norm)
 217 {
 218     register char *cp, *pp, *vp;
 219     register struct aka *ak;
 220     register struct mailname *mp, *np;
 221
 222     if ((pp = getname (s)) == NULL)
 223         adios (NULL, "no address in \"%s\"", s);
 224     if ((mp = getm (pp, NULL, 0, norm, NULL)) == NULL)
 225         adios (NULL, "bad address \"%s\"", s);
 226     while (getname (""))
 227         continue;
 228
 229     vp = NULL;
 230     for (ak = akahead; ak; ak = ak->ak_next) {
 231         pp = akresult (ak);
 232         while ((cp = getname (pp))) {
 233             if ((np = getm (cp, NULL, 0, norm, NULL)) == NULL)
 234                 continue;
 235             if (!strcasecmp (mp->m_host, np->m_host)
 236                     && !strcasecmp (mp->m_mbox, np->m_mbox)) {
 237                 vp = vp ? add (ak->ak_name, add (",", vp))
 238                     : getcpy (ak->ak_name);
 239                 mnfree (np);
 240                 while (getname (""))
 241                     continue;
 242                 break;
 243             }
 244             mnfree (np);
 245         }
 246     }
 247     mnfree (mp);
 248
 249 #if 0
 250     printf ("%s: ", s);
 251     print_aka (vp ? vp : s, list, pos += strlen (s) + 1);
 252 #else
 253     print_aka (vp ? vp : s, list, 0);
 254 #endif
 255
 256     if (vp)
 257         free (vp);
 258 }