+
+
+static int
+ptoi(char *name, int *i)
+{
+ char *cp;
+
+ if (*parptr++ != '=' || !*(cp = parse())) {
+ advise(NULL, "missing argument to variable %s", name);
+ return 1;
+ }
+
+ *i = atoi(cp);
+ return 0;
+}
+
+
+static int
+ptos(char *name, char **s)
+{
+ char c, *cp;
+
+ if (*parptr++ != '=') {
+ advise(NULL, "missing argument to variable %s", name);
+ return 1;
+ }
+
+ if (*parptr != '"') {
+ for (cp = parptr; *parptr && *parptr != ':' && *parptr != ',';
+ parptr++)
+ continue;
+ } else {
+ for (cp = ++parptr; *parptr && *parptr != '"'; parptr++)
+ if (*parptr == QUOTE)
+ if (!*++parptr)
+ parptr--;
+ }
+ c = *parptr;
+ *parptr = 0;
+ *s = getcpy(cp);
+ if ((*parptr = c) == '"')
+ parptr++;
+ return 0;
+}
+
+
+static char *
+parse(void)
+{
+ int c;
+ char *cp;
+ static char result[NAMESZ];
+
+ for (cp = result; *parptr && (cp - result < NAMESZ); parptr++) {
+ c = *parptr;
+ if (isalnum(c)
+ || c == '.'
+ || c == '-'
+ || c == '_'
+ || c == '['
+ || c == ']')
+ *cp++ = c;
+ else
+ break;
+ }
+ *cp = '\0';
+
+ return result;
+}
+
+
+static void
+process(char *fname, int ofilen, int ofilec)
+{
+ FILE *fp = NULL;
+ struct mcomp *c1;
+
+ if (fname) {
+ fp = fopen(fname, "r");
+ if (fp == NULL) {
+ advise(fname, "unable to open");
+ exitstat++;
+ return;
+ }
+ } else {
+ fname = "(stdin)";
+ fp = stdin;
+ }
+ SIGNAL(SIGINT, intrser);
+ mhlfile(fp, fname, ofilen, ofilec);
+
+ SIGNAL(SIGINT, SIG_IGN);
+ if (fp != stdin)
+ fclose(fp);
+ if (holder.c_text) {
+ free(holder.c_text);
+ holder.c_text = NULL;
+ }
+ free_queue(&msghd, &msgtl);
+ for (c1 = fmthd; c1; c1 = c1->c_next)
+ c1->c_flags &= ~HDROUTPUT;
+}
+
+
+static void
+mhlfile(FILE *fp, char *mname, int ofilen, int ofilec)
+{
+ int state;
+ struct mcomp *c1, *c2, *c3;
+ char **ip, name[NAMESZ], buf[BUFSIZ];
+
+ if (forwall) {
+ printf("\n-------");
+ if (ofilen == 1)
+ printf(" Forwarded Message%s", ofilec > 1 ? "s" : "");
+ else
+ printf(" Message %d", ofilen);
+ printf("\n\n");
+ } else if (ofilec > 1) {
+ if (ofilen > 1) {
+ printf("\n\n\n");
+ }
+ printf(">>> %s\n\n", mname);
+ }
+
+ for (state = FLD;!eflag;) {
+ switch (state = m_getfld(state, name, buf, sizeof(buf), fp)) {
+ case FLD:
+ case FLDPLUS:
+ for (ip = ignores; *ip; ip++)
+ if (!mh_strcasecmp(name, *ip)) {
+ while (state == FLDPLUS)
+ state = m_getfld(state, name, buf, sizeof(buf), fp);
+ break;
+ }
+ if (*ip)
+ continue;
+
+ for (c2 = fmthd; c2; c2 = c2->c_next)
+ if (!mh_strcasecmp(c2->c_name, name))
+ break;
+ c1 = NULL;
+ if (!((c3 = c2 ? c2 : &global)->c_flags & SPLIT))
+ for (c1 = msghd; c1; c1 = c1->c_next)
+ if (!mh_strcasecmp(c1->c_name,
+ c3->c_name)) {
+ c1->c_text = mcomp_add(c1->c_flags, buf, c1->c_text);
+ break;
+ }
+ if (c1 == NULL)
+ c1 = add_queue(&msghd, &msgtl, name, buf, 0);
+ while (state == FLDPLUS) {
+ state = m_getfld(state, name, buf,
+ sizeof(buf), fp);
+ c1->c_text = add(buf, c1->c_text);
+ }
+ if (c2 == NULL)
+ c1->c_flags |= EXTRA;
+ continue;
+
+ case BODY:
+ case FILEEOF:
+ column = 0;
+ for (c1 = fmthd; c1; c1 = c1->c_next) {
+ if (c1->c_flags & CLEARTEXT) {
+ putcomp(c1, c1, ONECOMP);
+ continue;
+ }
+ if (!mh_strcasecmp(c1->c_name, "messagename")) {
+ holder.c_text = concat("(Message ",
+ mname, ")\n", NULL);
+ putcomp(c1, &holder, ONECOMP);
+ free(holder.c_text);
+ holder.c_text = NULL;
+ continue;
+ }
+ if (!mh_strcasecmp(c1->c_name, "extras")) {
+ for (c2 = msghd; c2; c2 = c2->c_next)
+ if (c2->c_flags & EXTRA)
+ putcomp(c1, c2, TWOCOMP);
+ continue;
+ }
+ if (dobody && !mh_strcasecmp(c1->c_name, "body")) {
+ holder.c_text = mh_xmalloc(sizeof(buf));
+ strncpy(holder.c_text, buf, sizeof(buf));
+ while (state == BODY) {
+ putcomp(c1, &holder, BODYCOMP);
+ state = m_getfld(state, name, holder.c_text, sizeof(buf), fp);
+ }
+ free(holder.c_text);
+ holder.c_text = NULL;
+ continue;
+ }
+ for (c2 = msghd; c2; c2 = c2->c_next)
+ if (!mh_strcasecmp(c2->c_name,
+ c1->c_name)) {
+ putcomp(c1, c2, ONECOMP);
+ if (!(c1->c_flags & SPLIT))
+ break;
+ }
+ }
+ return;
+
+ case LENERR:
+ case FMTERR:
+ advise(NULL, "format error in message %s", mname);
+ exitstat++;
+ return;
+
+ default:
+ adios(EX_SOFTWARE, NULL, "getfld() returned %d", state);
+ }
+ }
+}
+
+
+static int
+mcomp_flags(char *name)
+{
+ struct pair *ap;
+
+ for (ap = pairs; ap->p_name; ap++)
+ if (!mh_strcasecmp(ap->p_name, name))
+ return (ap->p_flags);
+
+ return 0;
+}
+
+
+static char *
+mcomp_add(long flags, char *s1, char *s2)
+{
+ char *dp;
+
+ if (!(flags & ADDRFMT))
+ return add(s1, s2);
+
+ if (s2 && *(dp = s2 + strlen(s2) - 1) == '\n')
+ *dp = 0;
+
+ return add(s1, add(",\n", s2));
+}
+
+
+struct pqpair {
+ char *pq_text;
+ char *pq_error;
+ struct pqpair *pq_next;
+};
+
+
+static void
+mcomp_format(struct mcomp *c1, struct mcomp *c2)
+{
+ int dat[5];
+ char *ap, *cp;
+ char buffer[BUFSIZ], error[BUFSIZ];
+ struct comp *cptr;
+ struct pqpair *p, *q;
+ struct pqpair pq;
+ struct mailname *mp;
+
+ ap = c2->c_text;
+ c2->c_text = NULL;
+ dat[0] = 0;
+ dat[1] = 0;
+ dat[2] = 0;
+ dat[3] = sizeof(buffer) - 1;
+ dat[4] = 0;
+ fmt_compile(c1->c_fstr, &c1->c_fmt);
+
+ if (!(c1->c_flags & ADDRFMT)) {
+ FINDCOMP(cptr, "text");
+ if (cptr)
+ cptr->c_text = ap;
+ if ((cp = strrchr(ap, '\n'))) /* drop ending newline */
+ if (!cp[1])
+ *cp = 0;
+
+ fmt_scan(c1->c_fmt, buffer, sizeof(buffer) - 1, dat);
+ /* Don't need to append a newline, dctime() already did */
+ c2->c_text = getcpy(buffer);
+
+ free(ap);
+ return;
+ }
+
+ (q = &pq)->pq_next = NULL;
+ while ((cp = getname(ap))) {
+ if ((p = (struct pqpair *)
+ mh_xcalloc((size_t) 1, sizeof(*p))) == NULL)
+ adios(EX_OSERR, NULL, "unable to allocate pqpair memory");
+
+ if ((mp = getm(cp, NULL, 0, AD_NAME, error)) == NULL) {
+ p->pq_text = getcpy(cp);
+ p->pq_error = getcpy(error);
+ } else {
+ p->pq_text = getcpy(mp->m_text);
+ mnfree(mp);
+ }
+ q = (q->pq_next = p);
+ }
+
+ for (p = pq.pq_next; p; p = q) {
+ FINDCOMP(cptr, "text");
+ if (cptr)
+ cptr->c_text = p->pq_text;
+ FINDCOMP(cptr, "error");
+ if (cptr)
+ cptr->c_text = p->pq_error;
+
+ fmt_scan(c1->c_fmt, buffer, sizeof(buffer) - 1, dat);
+ if (*buffer) {
+ if (c2->c_text)
+ c2->c_text = add(",\n", c2->c_text);
+ if (*(cp = buffer + strlen(buffer) - 1) == '\n')
+ *cp = 0;
+ c2->c_text = add(buffer, c2->c_text);
+ }
+
+ free(p->pq_text);
+ if (p->pq_error)
+ free(p->pq_error);
+ q = p->pq_next;
+ free((char *) p);
+ }
+
+ c2->c_text = add("\n", c2->c_text);
+ free (ap);
+}
+
+
+static struct mcomp *
+add_queue(struct mcomp **head, struct mcomp **tail, char *name,
+ char *text, int flags)
+{
+ struct mcomp *c1;
+
+ if ((c1 = (struct mcomp *) mh_xcalloc((size_t) 1, sizeof(*c1))) == NULL)
+ adios(EX_OSERR, NULL, "unable to allocate comp memory");
+
+ c1->c_flags = flags & ~INIT;
+ if ((c1->c_name = name ? getcpy(name) : NULL))
+ c1->c_flags |= mcomp_flags(c1->c_name);
+ c1->c_text = text ? getcpy(text) : NULL;
+ if (flags & INIT) {
+ if (global.c_ovtxt)
+ c1->c_ovtxt = getcpy(global.c_ovtxt);
+ c1->c_offset = global.c_offset;
+ c1->c_ovoff = global. c_ovoff;
+ c1->c_width = 0;
+ c1->c_cwidth = global.c_cwidth;
+ c1->c_flags |= global.c_flags & GFLAGS;
+ }
+ if (*head == NULL)
+ *head = c1;
+ if (*tail != NULL)
+ (*tail)->c_next = c1;
+ *tail = c1;
+
+ return c1;
+}
+
+
+static void
+free_queue(struct mcomp **head, struct mcomp **tail)
+{
+ struct mcomp *c1, *c2;
+
+ for (c1 = *head; c1; c1 = c2) {
+ c2 = c1->c_next;
+ if (c1->c_name)
+ free(c1->c_name);
+ if (c1->c_text)
+ free(c1->c_text);
+ if (c1->c_ovtxt)
+ free(c1->c_ovtxt);
+ if (c1->c_fstr)
+ free(c1->c_fstr);
+ if (c1->c_fmt)
+ free((char *) c1->c_fmt);
+ free((char *) c1);
+ }
+
+ *head = *tail = NULL;
+}
+
+
+static void
+putcomp(struct mcomp *c1, struct mcomp *c2, int flag)
+{
+ int count, cchdr;
+ unsigned char *cp;
+
+ cchdr = 0;
+ lm = 0;
+ wid = c1->c_width ? c1->c_width : global.c_width;
+ ovoff = (c1->c_ovoff >= 0 ? c1->c_ovoff : global.c_ovoff)
+ + c1->c_offset;
+ if ((ovtxt = c1->c_ovtxt ? c1->c_ovtxt : global.c_ovtxt) == NULL)
+ ovtxt = "";
+ if (wid < ovoff + strlen(ovtxt) + 5)
+ adios(EX_SOFTWARE, NULL, "component: %s width(%d) too small for overflow(%d)", c1->c_name, wid, ovoff + strlen(ovtxt) + 5);
+ onelp = NULL;
+
+ if (c1->c_flags & CLEARTEXT) {
+ putstr(c1->c_text);
+ putstr("\n");
+ return;
+ }
+
+ if (c1->c_fstr && (c1->c_flags & (ADDRFMT | DATEFMT | FORMAT)))
+ mcomp_format(c1, c2);
+
+ if (c1->c_flags & CENTER) {
+ count = (c1->c_width ? c1->c_width : global.c_width)
+ - c1->c_offset - strlen(c2->c_text);
+ if (!(c1->c_flags & HDROUTPUT) && !(c1->c_flags & NOCOMPONENT))
+ count -= strlen(c1->c_text ? c1->c_text : c1->c_name)
+ + 2;
+ lm = c1->c_offset + (count / 2);
+ } else {
+ if (c1->c_offset)
+ lm = c1->c_offset;
+ }
+
+ if (!(c1->c_flags & HDROUTPUT) && !(c1->c_flags & NOCOMPONENT)) {
+ if (c1->c_flags & UPPERCASE) /* uppercase component also */
+ for (cp = (c1->c_text ? c1->c_text : c1->c_name); *cp; cp++)
+ if (islower(*cp))
+ *cp = toupper(*cp);
+ putstr(c1->c_text ? c1->c_text : c1->c_name);
+ if (flag != BODYCOMP) {
+ putstr(": ");
+ if (!(c1->c_flags & SPLIT))
+ c1->c_flags |= HDROUTPUT;
+
+ cchdr++;
+ if ((count = c1->c_cwidth -
+ strlen(c1->c_text ? c1->c_text : c1->c_name) - 2) > 0)
+ while (count--)
+ putstr(" ");
+ } else
+ c1->c_flags |= HDROUTPUT; /* for BODYCOMP */
+ }
+
+ if (flag == TWOCOMP && !(c2->c_flags & HDROUTPUT)
+ && !(c2->c_flags & NOCOMPONENT)) {
+ if (c1->c_flags & UPPERCASE)
+ for (cp = c2->c_name; *cp; cp++)
+ if (islower(*cp))
+ *cp = toupper(*cp);
+ putstr(c2->c_name);
+ putstr(": ");
+ if (!(c1->c_flags & SPLIT))
+ c2->c_flags |= HDROUTPUT;
+
+ cchdr++;
+ if ((count = c1->c_cwidth - strlen(c2->c_name) - 2) > 0)
+ while (count--)
+ putstr(" ");
+ }
+ if (c1->c_flags & UPPERCASE)
+ for (cp = c2->c_text; *cp; cp++)
+ if (islower(*cp))
+ *cp = toupper(*cp);
+
+ count = 0;
+ if (cchdr) {
+ if (flag == TWOCOMP)
+ count = (c1->c_cwidth >= 0) ? c1->c_cwidth :
+ (int)strlen(c2->c_name) + 2;
+ else
+ count = (c1->c_cwidth >= 0) ? (size_t)c1->c_cwidth :
+ strlen(c1->c_text ?
+ c1->c_text : c1->c_name) + 2;
+ }
+ count += c1->c_offset;
+
+ if ((cp = oneline(c2->c_text, c1->c_flags)))
+ putstr(cp);
+ if (term == '\n')
+ putstr("\n");
+ while ((cp = oneline(c2->c_text, c1->c_flags))) {
+ lm = count;
+ if (flag == BODYCOMP && !(c1->c_flags & NOCOMPONENT))
+ putstr(c1->c_text ? c1->c_text : c1->c_name);
+ if (*cp)
+ putstr(cp);
+ if (term == '\n')
+ putstr("\n");
+ }
+ if (flag == BODYCOMP && term == '\n')
+ c1->c_flags &= ~HDROUTPUT; /* Buffer ended on a newline */
+}
+
+
+static char *
+oneline(char *stuff, long flags)
+{
+ int spc;
+ char *cp, *ret;
+
+ if (onelp == NULL)
+ onelp = stuff;
+ if (*onelp == 0)
+ return (onelp = NULL);
+
+ ret = onelp;
+ term = 0;
+ if (flags & COMPRESS) {
+ for (spc = 1, cp = ret; *onelp; onelp++)
+ if (isspace(*onelp)) {
+ if (*onelp == '\n' &&
+ (!onelp[1] ||
+ (flags & ADDRFMT))) {
+ term = '\n';
+ *onelp++ = 0;
+ break;
+ } else if (!spc) {
+ *cp++ = ' ';
+ spc++;
+ }
+ } else {
+ *cp++ = *onelp;
+ spc = 0;
+ }
+
+ *cp = 0;
+ } else {
+ while (*onelp && *onelp != '\n')
+ onelp++;
+ if (*onelp == '\n') {
+ term = '\n';
+ *onelp++ = 0;
+ }
+ if (flags & LEFTADJUST)
+ while (*ret == ' ' || *ret == '\t')
+ ret++;
+ }
+ if (*onelp == 0 && term == '\n' && (flags & NONEWLINE))
+ term = 0;
+
+ return ret;
+}
+
+
+static void
+putstr(char *string)
+{
+ if (!column && lm > 0) {
+ while (lm > 0)
+ if (lm >= 8) {
+ putch('\t');
+ lm -= 8;
+ } else {
+ putch(' ');
+ lm--;
+ }
+ }
+ lm = 0;
+ while (*string)
+ putch(*string++);
+}
+
+
+static void
+putch(char ch)
+{
+ switch (ch) {
+ case '\t':
+ column |= 07;
+ column++;
+ break;
+
+ case '\b':
+ column--;
+ break;
+
+ case '\n':
+ case '\r':
+ column = 0;
+ break;
+
+ default:
+ /*
+ ** If we are forwarding this message, and the first
+ ** column contains a dash, then add a dash and a space.
+ */
+ if (column == 0 && forwflg && ch == '-') {
+ putchar('-');
+ putchar(' ');
+ }
+ if (ch >= ' ')
+ column++;
+ break;
+ }
+
+ if (column >= wid) {
+ putch('\n');
+ if (ovoff > 0)
+ lm = ovoff;
+ putstr(ovtxt ? ovtxt : "");
+ putch(ch);
+ return;
+ }
+
+ putchar(ch);
+}
+
+
+static void
+intrser(int i)
+{
+ eflag = 1;
+}