4.3BSD - /usr/src/new/mh/uip/msgchk.c

   1: /* msgchk.c - check for mail */
   2: 
   3: #include "../h/mh.h"
   4: #include <stdio.h>
   5: #include "../zotnet/mts.h"
   6: #include <sys/types.h>
   7: #include <sys/stat.h>
   8: #include <pwd.h>
   9: 
  10: /*  */
  11: 
  12: static struct swit switches[] = {
  13: #define HELPSW  0
  14:     "help", 4,
  15: 
  16: #ifdef  POP
  17: #define HOSTSW  1
  18:     "host host", 0,
  19: #define USERSW  2
  20:     "user user", 0,
  21: 
  22: #define RPOPSW  3
  23:     "rpop", 0,
  24: #define NRPOPSW 4
  25:     "norpop", 0,
  26: #endif	POP
  27: 
  28: 
  29:     NULL, NULL
  30: };
  31: 
  32: /*  */
  33: 
  34: #define NONEOK  0x0
  35: #define UUCPOLD 0x1
  36: #define UUCPNEW 0x2
  37: #define UUCPOK  (UUCPOLD | UUCPNEW)
  38: #define MMDFOLD 0x4
  39: #define MMDFNEW 0x8
  40: #define MMDFOK  (MMDFOLD | MMDFNEW)
  41: 
  42: 
  43: #ifdef  POP
  44: int snoop = 0;
  45: #endif	POP
  46: 
  47: 
  48: #ifdef  SYS5
  49: struct passwd   *getpwuid(), *getpwnam();
  50: #endif	SYS5
  51: 
  52: /*  */
  53: 
  54: /* ARGSUSED */
  55: 
  56: main (argc, argv)
  57: int     argc;
  58: char   *argv[];
  59: {
  60:     int     vecp = 0;
  61: #ifdef  POP
  62:     int     rpop = 1;
  63: #endif	POP
  64:     char   *cp,
  65: #ifdef  POP
  66:            *host = NULL,
  67: #endif	POP
  68:             buf[80],
  69:       **ap,
  70:           **argp,
  71:        *arguments[MAXARGS],
  72:            *vec[50];
  73:     struct passwd  *pw;
  74: 
  75:     invo_name = r1bindex (argv[0], '/');
  76:     mts_init (invo_name);
  77: #ifdef  POP
  78:     if (pophost && *pophost)
  79:     host = pophost;
  80:     if ((cp = getenv ("MHPOPDEBUG")) && *cp)
  81:     snoop++;
  82: #endif	POP
  83:     if ((cp = m_find (invo_name)) != NULL) {
  84:     ap = brkstring (cp = getcpy (cp), " ", "\n");
  85:     ap = copyip (ap, arguments);
  86:     }
  87:     else
  88:     ap = arguments;
  89:     (void) copyip (argv + 1, ap);
  90:     argp = arguments;
  91: 
  92: /*  */
  93: 
  94:     while (cp = *argp++) {
  95:     if (*cp == '-')
  96:         switch (smatch (++cp, switches)) {
  97:         case AMBIGSW:
  98:             ambigsw (cp, switches);
  99:             done (1);
 100:         case UNKWNSW:
 101:             adios (NULLCP, "-%s unknown", cp);
 102:         case HELPSW:
 103:             (void) sprintf (buf, "%s [switches] [users ...]",
 104:                 invo_name);
 105:             help (buf, switches);
 106:             done (1);
 107: 
 108: #ifdef  POP
 109:         case HOSTSW:
 110:             if (!(host = *argp++) || *host == '-')
 111:             adios (NULLCP, "missing argument to %s", argp[-2]);
 112:             continue;
 113:         case USERSW:
 114:             if (!(cp = *argp++) || *cp == '-')
 115:             adios (NULLCP, "missing argument to %s", argp[-2]);
 116:             vec[vecp++] = cp;
 117:             continue;
 118:         case RPOPSW:
 119:             rpop++;
 120:             continue;
 121:         case NRPOPSW:
 122:             rpop = 0;
 123:             continue;
 124: #endif	POP
 125:         }
 126:     vec[vecp++] = cp;
 127:     }
 128: 
 129: /*  */
 130: 
 131: #ifdef  POP
 132:     if (!*host)
 133:     host = NULL;
 134:     if (!host || !rpop)
 135:     (void) setuid (getuid ());
 136: #endif	POP
 137:     if (vecp == 0) {
 138: #ifdef  POP
 139:     if (host)
 140:         remotemail (host, NULLCP, rpop, 1);
 141:     else
 142: #endif	POP
 143:         if ((pw = getpwuid (getuid ())) == NULL)
 144:         adios (NULLCP, "you lose");
 145:         else
 146:         checkmail (pw, 1);
 147:     }
 148:     else {
 149:     vec[vecp] = NULL;
 150: 
 151:     for (vecp = 0; cp = vec[vecp]; vecp++)
 152: #ifdef  POP
 153:         if (host)
 154:         remotemail (host, cp, rpop, 0);
 155:         else
 156: #endif	POP
 157:         if (pw = getpwnam (cp))
 158:             checkmail (pw, 0);
 159:         else
 160:             advise (NULLCP, "no such user as %s", cp);
 161:     }
 162: 
 163:     done (0);
 164: }
 165: 
 166: /*  */
 167: 
 168: checkmail (pw, personal)
 169: register struct passwd  *pw;
 170: int personal;
 171: {
 172:     int     mf;
 173:     char    buffer[BUFSIZ];
 174:     struct stat st;
 175: 
 176:     (void) sprintf (buffer, "%s/%s",
 177:         mmdfldir[0] ? mmdfldir : pw -> pw_dir,
 178:         mmdflfil[0] ? mmdflfil : pw -> pw_name);
 179:     mf = (stat (buffer, &st) == NOTOK || st.st_size == 0) ? NONEOK
 180:     : st.st_atime <= st.st_mtime ? MMDFNEW : MMDFOLD;
 181: 
 182: #ifdef  MF
 183:     if (umincproc != NULL && *umincproc != NULL) {
 184:     (void) sprintf (buffer, "%s/%s",
 185:         uucpldir[0] ? uucpldir : pw -> pw_dir,
 186:         uucplfil[0] ? uucplfil : pw -> pw_name);
 187:     mf |= (stat (buffer, &st) == NOTOK || st.st_size == 0) ? NONEOK
 188:         : st.st_atime <= st.st_mtime ? UUCPNEW : UUCPOLD;
 189:     }
 190: #endif	MF
 191: 
 192:     if ((mf & UUCPOK) || (mf & MMDFOK)) {
 193:     printf (personal ? "You have " : "%s has ", pw -> pw_name);
 194:     if (mf & UUCPOK)
 195:         printf ("%s old-style bell",
 196:             mf & UUCPOLD ? "old" : "new");
 197:     if ((mf & UUCPOK) && (mf & MMDFOK))
 198:         printf (" and ");
 199:     if (mf & MMDFOK)
 200:         printf ("%s Internet",
 201:             mf & MMDFOLD ? "old" : "new");
 202:     printf (" mail waiting\n");
 203:     }
 204:     else
 205:     printf (personal ? "You don't %s%s" : "%s doesn't %s",
 206:         personal ? "" : pw -> pw_name, "have any mail waiting\n");
 207: }
 208: 
 209: /*  */
 210: 
 211: #ifdef  POP
 212: extern  char response[];
 213: 
 214: 
 215: remotemail (host, user, rpop, personal)
 216: register char   *host;
 217: char   *user;
 218: int rpop,
 219:     personal;
 220: {
 221:     int     nmsgs,
 222:             nbytes;
 223:     char   *pass;
 224: 
 225:     if (rpop) {
 226:     if (user == NULL)
 227:         user = getusr ();
 228:     pass = getusr ();
 229:     }
 230:     else
 231:     ruserpass (host, &user, &pass);
 232: 
 233:     if (pop_init (host, user, pass, snoop, rpop) == NOTOK
 234:         || pop_stat (&nmsgs, &nbytes) == NOTOK
 235:         || pop_quit () == NOTOK) {
 236:     advise (NULLCP, "%s", response);
 237:     return;
 238:     }
 239: 
 240:     if (nmsgs) {
 241:     printf (personal ? "You have " : "%s has ", user);
 242:     printf ("%d message%s (%d bytes)",
 243:         nmsgs, nmsgs != 1 ? "s" : "", nbytes);
 244:     }
 245:     else
 246:     printf (personal ? "You don't %s%s" : "%s doesn't %s",
 247:         personal ? "" : user, "have any mail waiting");
 248:     printf (" on %s\n", host);
 249: }
 250: #endif	POP

Defined functions

Defined variables

Defined macros