3 * rcvdist.c -- asynchronously redistribute messages
9 #include <h/fmt_scan.h>
10 #include <h/rcvmail.h>
11 #include <zotnet/tws/tws.h>
12 #include <zotnet/mts/mts.h>
14 static struct swit switches[] = {
16 { "form formfile", 4 },
24 static char backup[BUFSIZ] = "";
25 static char drft[BUFSIZ] = "";
26 static char tmpfil[BUFSIZ] = "";
31 static void rcvdistout (FILE *, char *, char *);
36 main (int argc, char **argv)
40 char *addrs = NULL, *cp, *form = NULL, buf[BUFSIZ];
41 char **argp, **arguments, *vec[MAXARGS];
45 setlocale(LC_ALL, "");
47 invo_name = r1bindex (argv[0], '/');
49 /* read user profile/context */
53 arguments = getarguments (invo_name, argc, argv, 1);
56 while ((cp = *argp++)) {
58 switch (smatch (++cp, switches)) {
60 ambigsw (cp, switches);
67 snprintf (buf, sizeof(buf),
68 "%s [switches] [switches for postproc] address ...",
70 print_help (buf, switches, 1);
73 print_version(invo_name);
77 if (!(form = *argp++) || *form == '-')
78 adios (NULL, "missing argument to %s", argp[-2]);
82 addrs = addrs ? add (cp, add (", ", addrs)) : getcpy (cp);
86 adios (NULL, "usage: %s [switches] [switches for postproc] address ...",
90 strncpy (tmpfil, m_tmpfil (invo_name), sizeof(tmpfil));
91 if ((fp = fopen (tmpfil, "w+")) == NULL)
92 adios (tmpfil, "unable to create");
93 cpydata (fileno (stdin), fileno (fp), "message", tmpfil);
94 fseek (fp, 0L, SEEK_SET);
95 strncpy (drft, m_tmpfil (invo_name), sizeof(drft));
96 rcvdistout (fp, form, addrs);
99 if (distout (drft, tmpfil, backup) == NOTOK)
102 vec[0] = r1bindex (postproc, '/');
103 vec[vecp++] = "-dist";
107 for (i = 0; (child_id = fork()) == NOTOK && i < 5; i++)
111 admonish (NULL, "unable to fork");/* fall */
113 execvp (postproc, vec);
114 fprintf (stderr, "unable to exec ");
119 done (pidXwait(child_id, postproc));
122 return 0; /* dead code to satisfy the compiler */
125 /* very similar to routine in replsbr.c */
129 static int outputlinelen = OUTPUTLINELEN;
131 static struct format *fmt;
133 static int ncomps = 0;
134 static char **compbuffers = 0;
135 static struct comp **used_buf = 0;
139 static char *addrcomps[] = {
157 rcvdistout (FILE *inb, char *form, char *addrs)
159 register int char_read = 0, format_len, i, state;
160 register char *tmpbuf, **nxtbuf, **ap;
161 char *cp, *scanl, name[NAMESZ];
162 register struct comp *cptr, **savecomp;
165 if (!(out = fopen (drft, "w")))
166 adios (drft, "unable to create");
168 /* get new format string */
169 cp = new_fs (form ? form : rcvdistcomps, NULL, NULL);
170 format_len = strlen (cp);
171 ncomps = fmt_compile (cp, &fmt) + 1;
172 if (!(nxtbuf = compbuffers = (char **) calloc ((size_t) ncomps, sizeof(char *))))
173 adios (NULL, "unable to allocate component buffers");
174 if (!(savecomp = used_buf = (struct comp **) calloc ((size_t) (ncomps + 1), sizeof(struct comp *))))
175 adios (NULL, "unable to allocate component buffer stack");
176 savecomp += ncomps + 1;
179 for (i = ncomps; i--;)
180 if (!(*nxtbuf++ = malloc (SBUFSIZ)))
181 adios (NULL, "unable to allocate component buffer");
182 nxtbuf = compbuffers;
185 for (ap = addrcomps; *ap; ap++) {
186 FINDCOMP (cptr, *ap);
188 cptr->c_type |= CT_ADDR;
191 FINDCOMP (cptr, "addresses");
193 cptr->c_text = addrs;
195 for (state = FLD;;) {
196 switch (state = m_getfld (state, name, tmpbuf, SBUFSIZ, inb)) {
199 if ((cptr = wantcomp[CHASH (name)]))
201 if (!strcasecmp (name, cptr->c_name)) {
202 char_read += msg_count;
204 cptr->c_text = tmpbuf;
209 i = strlen (cp = cptr->c_text) - 1;
211 if (cptr->c_type & CT_ADDR) {
213 cp = add (",\n\t", cp);
218 cptr->c_text = add (tmpbuf, cp);
220 while (state == FLDPLUS) {
221 state = m_getfld (state, name, tmpbuf,
223 cptr->c_text = add (tmpbuf, cptr->c_text);
224 char_read += msg_count;
228 } while ((cptr = cptr->c_next));
230 while (state == FLDPLUS)
231 state = m_getfld (state, name, tmpbuf, SBUFSIZ, inb);
241 adios (NULL, "m_getfld() returned %d", state);
246 i = format_len + char_read + 256;
247 scanl = malloc ((size_t) i + 2);
248 dat[0] = dat[1] = dat[2] = dat[4] = 0;
249 dat[3] = outputlinelen;
250 fmt_scan (fmt, scanl, i, dat);
254 adios (drft, "error writing");
258 for (nxtbuf = compbuffers, i = ncomps; (cptr = *savecomp++); nxtbuf++, i--)
262 free ((char *) compbuffers);
263 free ((char *) used_buf);
277 exit (status ? RCV_MBX : RCV_MOK);
278 return 1; /* dead code to satisfy the compiler */