+
+
+
+
+static void
+replout(FILE *inb, char *drft, struct msgs *mp,
+ int mime, char *form, char *filter)
+{
+ register int state, i;
+ register struct comp *cptr;
+ register char *tmpbuf;
+ register char **nxtbuf;
+ register char **ap;
+ register struct comp **savecomp;
+ int char_read = 0, format_len, mask;
+ char name[NAMESZ], *scanl;
+ unsigned char *cp;
+ FILE *out;
+
+ mask = umask(~m_gmprot());
+ if ((out = fopen(drft, "w")) == NULL)
+ adios(drft, "unable to create");
+
+ umask(mask);
+
+ /* get new format string */
+ cp = new_fs(form, NULL);
+ format_len = strlen(cp);
+
+ /* compile format string */
+ ncomps = fmt_compile(cp, &fmt) + 1;
+
+ if (!(nxtbuf = compbuffers = (char **)
+ calloc((size_t) ncomps, sizeof(char *))))
+ adios(NULL, "unable to allocate component buffers");
+ if (!(savecomp = used_buf = (struct comp **)
+ calloc((size_t) (ncomps+1), sizeof(struct comp *))))
+ adios(NULL, "unable to allocate component buffer stack");
+ savecomp += ncomps + 1;
+ *--savecomp = NULL; /* point at zero'd end minus 1 */
+
+ for (i = ncomps; i--; )
+ *nxtbuf++ = mh_xmalloc(SBUFSIZ);
+
+ nxtbuf = compbuffers; /* point at start */
+ tmpbuf = *nxtbuf++;
+
+ for (ap = addrcomps; *ap; ap++) {
+ FINDCOMP(cptr, *ap);
+ if (cptr)
+ cptr->c_type |= CT_ADDR;
+ }
+
+ /*
+ ** ignore any components killed by command line switches
+ */
+ if (!ccto) {
+ FINDCOMP(cptr, "to");
+ if (cptr)
+ cptr->c_name = "";
+ }
+ if (!cccc) {
+ FINDCOMP(cptr, "cc");
+ if (cptr)
+ cptr->c_name = "";
+ }
+ if ((cp = getenv("USER"))) {
+ FINDCOMP(cptr, "user");
+ if (cptr)
+ cptr->c_text = getcpy(cp);
+ }
+ if (!ccme)
+ ismymbox(NULL);
+
+ /*
+ ** pick any interesting stuff out of msg "inb"
+ */
+ for (state = FLD;;) {
+ state = m_getfld(state, name, tmpbuf, SBUFSIZ, inb);
+ switch (state) {
+ case FLD:
+ case FLDPLUS:
+ /*
+ ** if we're interested in this component, save
+ ** a pointer to the component text, then start
+ ** using our next free buffer as the component
+ ** temp buffer (buffer switching saves an extra
+ ** copy of the component text).
+ */
+ if ((cptr = wantcomp[CHASH(name)]))
+ do {
+ if (!mh_strcasecmp(name, cptr->c_name)) {
+ char_read += msg_count;
+ if (! cptr->c_text) {
+ i = strlen(cptr->c_text = tmpbuf) - 1;
+ if (tmpbuf[i] == '\n')
+ tmpbuf[i] = '\0';
+ *--savecomp = cptr;
+ tmpbuf = *nxtbuf++;
+ } else {
+ i = strlen(cp = cptr->c_text) - 1;
+ if (cp[i] == '\n') {
+ if (cptr->c_type & CT_ADDR) {
+ cp[i] = '\0';
+ cp = add(",\n\t", cp);
+ } else {
+ cp = add("\t", cp);
+ }
+ }
+ cptr->c_text = add(tmpbuf, cp);
+ }
+ while (state == FLDPLUS) {
+ state = m_getfld(state, name, tmpbuf,
+ SBUFSIZ, inb);
+ cptr->c_text = add(tmpbuf, cptr->c_text);
+ char_read += msg_count;
+ }
+ break;
+ }
+ } while ((cptr = cptr->c_next));
+
+ while (state == FLDPLUS)
+ state = m_getfld(state, name, tmpbuf,
+ SBUFSIZ, inb);
+ break;
+
+ case LENERR:
+ case FMTERR:
+ case BODY:
+ case FILEEOF:
+ goto finished;
+
+ default:
+ adios(NULL, "m_getfld() returned %d", state);
+ }
+ }
+
+ /*
+ ** format and output the header lines.
+ */
+finished:
+
+ /*
+ ** if there's a "Subject" component, strip any "Re:"s off it
+ */
+ FINDCOMP(cptr, "subject")
+ if (cptr && (cp = cptr->c_text)) {
+ register char *sp = cp;
+
+ for (;;) {
+ while (isspace(*cp))
+ cp++;
+ if(uprf(cp, "re:"))
+ cp += 3;
+ else
+ break;
+ sp = cp;
+ }
+ if (sp != cptr->c_text) {
+ cp = cptr->c_text;
+ cptr->c_text = getcpy(sp);
+ free(cp);
+ }
+ }
+ i = format_len + char_read + 256;
+ scanl = mh_xmalloc((size_t) i + 2);
+ dat[0] = 0;
+ dat[1] = 0;
+ dat[2] = 0;
+ dat[3] = OUTPUTLINELEN;
+ dat[4] = 0;
+ fmt_scan(fmt, scanl, i, dat);
+ fputs(scanl, out);
+ if (badaddrs) {
+ fputs("\nrepl: bad addresses:\n", out);
+ fputs( badaddrs, out);
+ }
+
+ /* Check if we should filter the message */
+ if (filter) {
+ fflush(out);
+ if (ferror(out))
+ adios(drft, "error writing");
+
+ replfilter(inb, out, filter);
+ }
+
+ fflush(out);
+ if (ferror(out))
+ adios(drft, "error writing");
+ fclose(out);
+
+ if (mime && mp) {
+ /* add an attachment header */
+ char buffer[BUFSIZ];
+
+ snprintf(buffer, sizeof buffer, "anno -append -nodate '%s' "
+ "-comp '%s' -text '+%s %s'",
+ drft,
+ attach_hdr, mp->foldpath, m_name(mp->lowsel));
+ if (system(buffer) != 0) {
+ advise(NULL, "unable to add attachment header");
+ }
+ }
+
+ /* return dynamically allocated buffers */
+ free(scanl);
+ for (nxtbuf = compbuffers, i = ncomps; (cptr = *savecomp++);
+ nxtbuf++, i--)
+ free(cptr->c_text); /* if not nxtbuf, nxtbuf already freed */
+ while ( i-- > 0)
+ free(*nxtbuf++); /* free unused nxtbufs */
+ free((char *) compbuffers);
+ free((char *) used_buf);
+}
+
+static char *buf; /* our current working buffer */
+static char *bufend; /* end of working buffer */
+static char *last_dst; /* buf ptr at end of last call */
+static unsigned int bufsiz=0; /* current size of buf */
+
+#define BUFINCR 512 /* how much to expand buf when if fills */
+
+#define CPY(s) { cp = (s); while ((*dst++ = *cp++)) ; --dst; }
+
+/*
+** check if there's enough room in buf for str.
+** add more mem if needed
+*/
+#define CHECKMEM(str) \
+ if ((len = strlen(str)) >= bufend - dst) {\
+ int i = dst - buf;\
+ int n = last_dst - buf;\
+ bufsiz += ((dst + len - bufend) / BUFINCR + 1) * BUFINCR;\
+ buf = mh_xrealloc(buf, bufsiz);\
+ dst = buf + i;\
+ last_dst = buf + n;\
+ bufend = buf + bufsiz;\
+ }
+
+
+/*
+** fmt_scan will call this routine if the user includes the function
+** "(formataddr {component})" in a format string. "orig" is the
+** original contents of the string register. "str" is the address
+** string to be formatted and concatenated onto orig. This routine
+** returns a pointer to the concatenated address string.
+**
+** We try to not do a lot of malloc/copy/free's (which is why we
+** don't call "getcpy") but still place no upper limit on the
+** length of the result string.
+**
+** This routine is an override for the equally named one in sbr/fmt_addr.c.
+** Don't delete it!
+*/
+char *
+formataddr(char *orig, char *str)
+{
+ register int len;
+ char baddr[BUFSIZ], error[BUFSIZ];
+ register int isgroup;
+ register char *dst;
+ register char *cp;
+ register char *sp;
+ register struct mailname *mp = NULL;
+
+ /* if we don't have a buffer yet, get one */
+ if (bufsiz == 0) {
+ buf = mh_xmalloc(BUFINCR);
+ last_dst = buf; /* XXX */
+ bufsiz = BUFINCR - 6; /* leave some slop */
+ bufend = buf + bufsiz;
+ }
+ /*
+ ** If "orig" points to our buffer we can just pick up where we
+ ** left off. Otherwise we have to copy orig into our buffer.
+ */
+ if (orig == buf)
+ dst = last_dst;
+ else if (!orig || !*orig) {
+ dst = buf;
+ *dst = '\0';
+ } else {
+ dst = last_dst; /* XXX */
+ CHECKMEM(orig);
+ CPY(orig);
+ }
+
+ /* concatenate all the new addresses onto 'buf' */
+ for (isgroup = 0; (cp = getname(str)); ) {
+ if ((mp = getm(cp, dfhost, dftype, AD_NAME, error)) == NULL) {
+ snprintf(baddr, sizeof(baddr), "\t%s -- %s\n",
+ cp, error);
+ badaddrs = add(baddr, badaddrs);
+ continue;
+ }
+ if (isgroup && (mp->m_gname || !mp->m_ingrp)) {
+ *dst++ = ';';
+ isgroup = 0;
+ }
+ if (insert(mp)) {
+ /* if we get here we're going to add an address */
+ if (dst != buf) {
+ *dst++ = ',';
+ *dst++ = ' ';
+ }
+ if (mp->m_gname) {
+ CHECKMEM(mp->m_gname);
+ CPY(mp->m_gname);
+ isgroup++;
+ }
+ sp = adrformat(mp);
+ CHECKMEM(sp);
+ CPY(sp);
+ }
+ }
+
+ if (isgroup)
+ *dst++ = ';';
+
+ *dst = '\0';
+ last_dst = dst;
+ return (buf);
+}
+
+
+static int
+insert(struct mailname *np)
+{
+ char buffer[BUFSIZ];
+ register struct mailname *mp;
+
+ if (np->m_mbox == NULL)
+ return 0;
+
+ for (mp = &mq; mp->m_next; mp = mp->m_next) {
+ if (!mh_strcasecmp(np->m_host, mp->m_next->m_host) &&
+ !mh_strcasecmp(np->m_mbox, mp->m_next->m_mbox))
+ return 0;
+ }
+ if (!ccme && ismymbox(np))
+ return 0;
+
+ if (querysw) {
+ snprintf(buffer, sizeof(buffer), "Reply to %s? ",
+ adrformat(np));
+ if (!gans(buffer, anoyes))
+ return 0;
+ }
+ mp->m_next = np;
+ return 1;
+}
+
+
+/*
+** Call mhl
+**
+** This function expects that argument out has been fflushed by the caller.
+*/
+static void
+replfilter(FILE *in, FILE *out, char *filter)
+{
+ int pid, n;
+ char *errstr;
+
+ if (filter == NULL)
+ return;
+
+ if (access(filter, R_OK) == NOTOK)
+ adios(filter, "unable to read");
+
+ rewind(in);
+ lseek(fileno(in), (off_t) 0, SEEK_SET);
+
+ switch (pid = fork()) {
+ case NOTOK:
+ adios("fork", "unable to");
+
+ case OK:
+ dup2(fileno(in), fileno(stdin));
+ dup2(fileno(out), fileno(stdout));
+ for (n=3; n<OPEN_MAX; n++) {
+ close(n);
+ }
+
+ execlp("mhl", "mhl", "-form", filter, NULL);
+ errstr = strerror(errno);
+ write(2, "unable to exec mhl: ", 20);
+ write(2, errstr, strlen(errstr));
+ write(2, "\n", 1);
+ _exit(-1);
+
+ default:
+ if (pidXwait(pid, "mhl"))
+ done(1);
+ fseek(out, 0L, SEEK_END);
+ break;
+ }
+}