-
/*
- * replsbr.c -- routines to help repl along...
- *
- * $Id$
- *
- * This code is Copyright (c) 2002, by the authors of nmh. See the
- * COPYRIGHT file in the root directory of the nmh distribution for
- * complete copyright information.
- */
+** replsbr.c -- routines to help repl along...
+**
+** This code is Copyright (c) 2002, by the authors of nmh. See the
+** COPYRIGHT file in the root directory of the nmh distribution for
+** complete copyright information.
+*/
#include <h/mh.h>
#include <h/addrsbr.h>
#include <h/fmt_scan.h>
-#include <sys/file.h> /* L_SET */
+#include <h/utils.h>
+#include <sys/file.h> /* L_SET */
#include <errno.h>
-extern short ccto; /* from repl.c */
+extern short ccto; /* from repl.c */
extern short cccc;
extern short ccme;
extern short querysw;
static struct mailname mq = { NULL };
/*
- * Buffer size for content part of header fields.
- * We want this to be large enough so that we don't
- * do a lot of extra FLDPLUS calls on m_getfld but
- * small enough so that we don't snarf the entire
- * message body when we're not going to use any of it.
- */
-#define SBUFSIZ 256
+** Buffer size for content part of header fields.
+** We want this to be large enough so that we don't
+** do a lot of extra FLDPLUS calls on m_getfld but
+** small enough so that we don't snarf the entire
+** message body when we're not going to use any of it.
+*/
+#define SBUFSIZ 256
static struct format *fmt;
-static int ncomps = 0; /* # of interesting components */
-static char **compbuffers = NULL; /* buffers for component text */
-static struct comp **used_buf = NULL; /* stack for comp that use buffers */
+static int ncomps = 0; /* # of interesting components */
+static char **compbuffers = NULL; /* buffers for component text */
+static struct comp **used_buf = NULL; /* stack for comp that use buffers */
-static int dat[5]; /* aux. data for format routine */
+static int dat[5]; /* aux. data for format routine */
static char *addrcomps[] = {
- "from",
- "sender",
- "reply-to",
- "to",
- "cc",
- "bcc",
- "resent-from",
- "resent-sender",
- "resent-reply-to",
- "resent-to",
- "resent-cc",
- "resent-bcc",
- NULL
+ "from",
+ "sender",
+ "reply-to",
+ "to",
+ "cc",
+ "bcc",
+ "resent-from",
+ "resent-sender",
+ "resent-reply-to",
+ "resent-to",
+ "resent-cc",
+ "resent-bcc",
+ NULL
};
/*
- * static prototypes
- */
-static int insert (struct mailname *);
-static void replfilter (FILE *, FILE *, char *);
+** static prototypes
+*/
+static int insert(struct mailname *);
+static void replfilter(FILE *, FILE *, char *);
void
-replout (FILE *inb, char *msg, char *drft, struct msgs *mp, int outputlinelen,
+replout(FILE *inb, char *msg, char *drft, struct msgs *mp, int outputlinelen,
int mime, char *form, char *filter, char *fcc)
{
- 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, *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, 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--; )
- if (!(*nxtbuf++ = malloc(SBUFSIZ)))
- adios (NULL, "unable to allocate component buffer");
-
- 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 = "";
- }
- /* set up the "fcc" pseudo-component */
- if (fcc) {
- FINDCOMP (cptr, "fcc");
- if (cptr)
- cptr->c_text = getcpy (fcc);
- }
- 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 (!strcasecmp(name, cptr->c_name)) {
- char_read += msg_count;
- if (! cptr->c_text) {
- cptr->c_text = tmpbuf;
- *--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;
+ 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, 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;
+ }
- default:
- adios (NULL, "m_getfld() returned %d", state);
+ /*
+ ** 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 = "";
+ }
+ /* set up the "fcc" pseudo-component */
+ if (fcc) {
+ FINDCOMP(cptr, "fcc");
+ if (cptr)
+ cptr->c_text = getcpy(fcc);
+ }
+ 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.
- */
+ /*
+ ** 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 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);
}
- if (sp != cptr->c_text) {
- cp = cptr->c_text;
- cptr->c_text = getcpy (sp);
- free (cp);
+
+ /* Check if we should filter the message */
+ if (filter) {
+ fflush(out);
+ if (ferror(out))
+ adios(drft, "error writing");
+
+ replfilter(inb, out, filter);
}
- }
- i = format_len + char_read + 256;
- scanl = malloc ((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
- * or add mhn directives
- */
- if (filter) {
+
fflush(out);
- if (ferror (out))
- adios (drft, "error writing");
-
- replfilter (inb, out, filter);
- } else if (mime && mp) {
- fprintf (out, "#forw [original message] +%s %s\n",
- mp->foldpath, m_name (mp->lowsel));
- }
-
- fflush(out);
- if (ferror (out))
- adios (drft, "error writing");
- fclose (out);
-
- /* 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);
+ if (ferror(out))
+ adios(drft, "error writing");
+ fclose(out);
+
+ /* if we want mime, then add an attachment header */
+ if (!filter && mime && mp) {
+ char buffer[BUFSIZ];
+
+ snprintf(buffer, sizeof buffer, "+%s %s",
+ mp->foldpath, m_name(mp->lowsel));
+ annotate(drft, attach_hdr, buffer, 1, 0, -2, 1);
+ }
+
+ /* 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 */
+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 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
- */
+** check if there's enough room in buf for str.
+** add more mem if needed
+*/
#define CHECKMEM(str) \
- if ((len = strlen (str)) >= bufend - dst) {\
+ if ((len = strlen(str)) >= bufend - dst) {\
int i = dst - buf;\
int n = last_dst - buf;\
bufsiz += ((dst + len - bufend) / BUFINCR + 1) * BUFINCR;\
- buf = realloc (buf, bufsiz);\
+ buf = mh_xrealloc(buf, bufsiz);\
dst = buf + i;\
last_dst = buf + n;\
- if (! buf)\
- adios (NULL, "formataddr: couldn't get buffer space");\
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.
- */
+** 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.
+*/
char *
-formataddr (char *orig, char *str)
+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 = malloc (BUFINCR);
- if (! buf)
- adios (NULL, "formataddr: couldn't allocate buffer space");
- 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;
+ 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 (isgroup && (mp->m_gname || !mp->m_ingrp)) {
- *dst++ = ';';
- isgroup = 0;
+ /*
+ ** 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);
}
- 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);
+
+ /* 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++ = ';';
+ if (isgroup)
+ *dst++ = ';';
- *dst = '\0';
- last_dst = dst;
- return (buf);
+ *dst = '\0';
+ last_dst = dst;
+ return (buf);
}
static int
-insert (struct mailname *np)
+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 (!strcasecmp (np->m_host, mp->m_next->m_host)
- && !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;
+ 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;
#ifdef ISI
- if (ismymbox (np))
- ccme = 0;
+ if (ismymbox(np))
+ ccme = 0;
#endif
- return 1;
+ return 1;
}
/*
- * Call the mhlproc
- *
- * This function expects that argument out has been fflushed by the caller.
- */
+** Call the mhlproc
+**
+** This function expects that argument out has been fflushed by the caller.
+*/
static void
-replfilter (FILE *in, FILE *out, char *filter)
+replfilter(FILE *in, FILE *out, char *filter)
{
- int pid;
- char *mhl;
- char *errstr;
-
- if (filter == NULL)
- return;
-
- if (access (filter, R_OK) == NOTOK)
- adios (filter, "unable to read");
-
- mhl = r1bindex (mhlproc, '/');
-
- rewind (in);
- lseek (fileno(in), (off_t) 0, SEEK_SET);
-
- switch (pid = vfork ()) {
- case NOTOK:
- adios ("fork", "unable to");
-
- case OK:
- dup2 (fileno (in), fileno (stdin));
- dup2 (fileno (out), fileno (stdout));
- closefds (3);
-
- execlp (mhlproc, mhl, "-form", filter, "-noclear", NULL);
- errstr = strerror(errno);
- write(2, "unable to exec ", 15);
- write(2, mhlproc, strlen(mhlproc));
- write(2, ": ", 2);
- write(2, errstr, strlen(errstr));
- write(2, "\n", 1);
- _exit (-1);
-
- default:
- if (pidXwait (pid, mhl))
- done (1);
- fseek (out, 0L, SEEK_END);
- break;
- }
+ int pid;
+ char *mhl;
+ char *errstr;
+
+ if (filter == NULL)
+ return;
+
+ if (access(filter, R_OK) == NOTOK)
+ adios(filter, "unable to read");
+
+ mhl = mhbasename(mhlproc);
+
+ 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));
+ closefds(3);
+
+ execlp(mhlproc, mhl, "-form", filter, "-noclear", NULL);
+ errstr = strerror(errno);
+ write(2, "unable to exec ", 15);
+ write(2, mhlproc, strlen(mhlproc));
+ write(2, ": ", 2);
+ write(2, errstr, strlen(errstr));
+ write(2, "\n", 1);
+ _exit(-1);
+
+ default:
+ if (pidXwait(pid, mhl))
+ done(1);
+ fseek(out, 0L, SEEK_END);
+ break;
+ }
}