/*
* sendsbr.c -- routines to help WhatNow/Send along
*
* $Id: sendsbr.c,v 1.7 2005/12/12 20:26:53 bress Exp $
*
* 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/signals.h>
#include <setjmp.h>
#include <signal.h>
#include <fcntl.h>
#include <h/mime.h>
#ifdef TIME_WITH_SYS_TIME
# include <sys/time.h>
# include <time.h>
#else
# ifdef TM_IN_SYS_TIME
# include <sys/time.h>
# else
# include <time.h>
# endif
#endif
int debugsw = 0; /* global */
int forwsw = 1;
int inplace = 1;
int pushsw = 0;
int splitsw = -1;
int unique = 0;
int verbsw = 0;
char *altmsg = NULL; /* .. */
char *annotext = NULL;
char *distfile = NULL;
static int armed = 0;
static jmp_buf env;
static char body_file_name[MAXPATHLEN + 1]; /* name of temporary file for body content */
static char composition_file_name[MAXPATHLEN + 1]; /* name of mhbuild composition temporary file */
static int field_size; /* size of header field buffer */
static char *field; /* header field buffer */
static FILE *draft_file; /* draft file pointer */
static FILE *body_file; /* body file pointer */
static FILE *composition_file; /* composition file pointer */
/*
* external prototypes
*/
int sendsbr (char **, int, char *, struct stat *, int, char *);
int done (int);
char *getusername (void);
/*
* static prototypes
*/
static void alert (char *, int);
static int tmp_fd (void);
static void anno (int, struct stat *);
static void annoaux (int);
static int splitmsg (char **, int, char *, struct stat *, int);
static int sendaux (char **, int, char *, struct stat *);
static int attach(char *, char *);
static void clean_up_temporary_files(void);
static int get_line(void);
static void make_mime_composition_file_entry(char *);
/*
* Entry point into (back-end) routines to send message.
*/
int
sendsbr (char **vec, int vecp, char *drft, struct stat *st, int rename_drft, char *attachment_header_field_name)
{
int status;
char buffer[BUFSIZ], file[BUFSIZ];
struct stat sts;
char *original_draft; /* name of original draft file */
char *p; /* string pointer for building file name */
/*
* Save the original name of the draft file. The name of the draft file is changed
* to a temporary file containing the built MIME message if there are attachments.
* We need the original name so that it can be renamed after the message is sent.
*/
original_draft = drft;
/*
* There might be attachments if a header field name for attachments is supplied.
* Convert the draft to a MIME message. Use the mhbuild composition file for the
* draft if there was a successful conversion because that now contains the MIME
* message. A nice side effect of this is that it leaves the original draft file
* untouched so that it can be retrieved and modified if desired.
*/
if (attachment_header_field_name != (char *)0) {
switch (attach(attachment_header_field_name, drft)) {
case OK:
drft = composition_file_name;
break;
case NOTOK:
return (NOTOK);
case DONE:
break;
}
}
armed++;
switch (setjmp (env)) {
case OK:
/*
* If given -push and -unique (which is undocumented), then
* rename the draft file. I'm not quite sure why.
*/
if (pushsw && unique) {
if (rename (drft, strncpy (file, m_scratch (drft, invo_name), sizeof(file)))
== NOTOK)
adios (file, "unable to rename %s to", drft);
drft = file;
}
/*
* Check if we need to split the message into
* multiple messages of type "message/partial".
*/
if (splitsw >= 0 && !distfile && stat (drft, &sts) != NOTOK
&& sts.st_size >= CPERMSG) {
status = splitmsg (vec, vecp, drft, st, splitsw) ? NOTOK : OK;
} else {
status = sendaux (vec, vecp, drft, st) ? NOTOK : OK;
}
/* rename the original draft */
if (rename_drft && status == OK &&
rename (original_draft, strncpy (buffer, m_backup (original_draft), sizeof(buffer))) == NOTOK)
advise (buffer, "unable to rename %s to", drft);
break;
default:
status = DONE;
break;
}
armed = 0;
if (distfile)
unlink (distfile);
/*
* Get rid of any temporary files that we created for attachments. Also get rid of
* the renamed composition file that mhbuild leaves as a turd. It looks confusing,
* but we use the body file name to help build the renamed composition file name.
*/
if (drft == composition_file_name) {
clean_up_temporary_files();
if (strlen(composition_file_name) >= sizeof (composition_file_name) - 6)
advise((char *)0, "unable to remove original composition file.");
else {
if ((p = strrchr(composition_file_name, '/')) == (char *)0)
p = composition_file_name;
else
p++;
(void)strcpy(body_file_name, p);
*p++ = ',';
(void)strcpy(p, body_file_name);
(void)strcat(p, ".orig");
(void)unlink(composition_file_name);
}
}
return status;
}
static int
attach(char *attachment_header_field_name, char *draft_file_name)
{
char buf[MAXPATHLEN + 6]; /* miscellaneous buffer */
int c; /* current character for body copy */
int has_attachment; /* draft has at least one attachment */
int has_body; /* draft has a message body */
int length; /* length of attachment header field name */
char *p; /* miscellaneous string pointer */
/*
* Open up the draft file.
*/
if ((draft_file = fopen(draft_file_name, "r")) == (FILE *)0)
adios((char *)0, "can't open draft file `%s'.", draft_file_name);
/*
* Allocate a buffer to hold the header components as they're read in.
* This buffer might need to be quite large, so we grow it as needed.
*/
if ((field = (char *)malloc(field_size = 256)) == (char *)0)
adios(NULL, "can't allocate field buffer.");
/*
* Scan the draft file for a header field name that matches the -attach
* argument. The existence of one indicates that the draft has attachments.
* Bail out if there are no attachments because we're done. Read to the
* end of the headers even if we have no attachments.
*/
length = strlen(attachment_header_field_name);
has_attachment = 0;
while (get_line() != EOF && *field != '\0' && *field != '-')
if (strncasecmp(field, attachment_header_field_name, length) == 0 && field[length] == ':')
has_attachment = 1;
if (has_attachment == 0)
return (DONE);
/*
* We have at least one attachment. Look for at least one non-blank line
* in the body of the message which indicates content in the body.
*/
has_body = 0;
while (get_line() != EOF) {
for (p = field; *p != '\0'; p++) {
if (*p != ' ' && *p != '\t') {
has_body = 1;
break;
}
}
if (has_body)
break;
}
/*
* Make names for the temporary files.
*/
(void)strncpy(body_file_name, m_scratch("", m_maildir(invo_name)), sizeof (body_file_name));
(void)strncpy(composition_file_name, m_scratch("", m_maildir(invo_name)), sizeof (composition_file_name));
if (has_body)
body_file = fopen(body_file_name, "w");
composition_file = fopen(composition_file_name, "w");
if ((has_body && body_file == (FILE *)0) || composition_file == (FILE *)0) {
clean_up_temporary_files();
adios((char *)0, "unable to open all of the temporary files.");
}
/*
* Start at the beginning of the draft file. Copy all non-attachment header fields
* to the temporary composition file. Then add the dashed line separator.
*/
rewind(draft_file);
while (get_line() != EOF && *field != '\0' && *field != '-')
if (strncasecmp(field, attachment_header_field_name, length) != 0 || field[length] != ':')
(void)fprintf(composition_file, "%s\n", field);
(void)fputs("--------\n", composition_file);
/*
* Copy the message body to a temporary file.
*/
if (has_body) {
while ((c = getc(draft_file)) != EOF)
putc(c, body_file);
(void)fclose(body_file);
}
/*
* Add a mhbuild MIME composition file line for the body if there was one.
*/
if (has_body)
make_mime_composition_file_entry(body_file_name);
/*
* Now, go back to the beginning of the draft file and look for header fields
* that specify attachments. Add a mhbuild MIME composition file for each.
*/
rewind(draft_file);
while (get_line() != EOF && *field != '\0' && *field != '-') {
if (strncasecmp(field, attachment_header_field_name, length) == 0 && field[length] == ':') {
for (p = field + length + 1; *p == ' ' || *p == '\t'; p++)
;
make_mime_composition_file_entry(p);
}
}
(void)fclose(composition_file);
/*
* We're ready to roll! Run mhbuild on the composition file. Note that mhbuild
* is in the context as buildmimeproc.
*/
(void)sprintf(buf, "%s %s", buildmimeproc, composition_file_name);
if (system(buf) != 0) {
clean_up_temporary_files();
return (NOTOK);
}
return (OK);
}
static void
clean_up_temporary_files(void)
{
(void)unlink(body_file_name);
(void)unlink(composition_file_name);
return;
}
static int
get_line(void)
{
int c; /* current character */
int n; /* number of bytes in buffer */
char *p; /* buffer pointer */
/*
* Get a line from the input file, growing the field buffer as needed. We do this
* so that we can fit an entire line in the buffer making it easy to do a string
* comparison on both the field name and the field body which might be a long path
* name.
*/
for (n = 0, p = field; (c = getc(draft_file)) != EOF; *p++ = c) {
if (c == '\n' && (c = getc(draft_file)) != ' ' && c != '\t') {
(void)ungetc(c, draft_file);
c = '\n';
break;
}
if (++n >= field_size - 1) {
if ((field = (char *)realloc((void *)field, field_size += 256)) == (char *)0)
adios(NULL, "can't grow field buffer.");
p = field + n - 1;
}
}
/*
* NUL-terminate the field..
*/
*p = '\0';
return (c);
}
static void
make_mime_composition_file_entry(char *file_name)
{
int binary; /* binary character found flag */
int c; /* current character */
char cmd[MAXPATHLEN + 6]; /* file command buffer */
char *content_type; /* mime content type */
FILE *fp; /* content and pipe file pointer */
struct node *np; /* context scan node pointer */
char *p; /* miscellaneous string pointer */
struct stat st; /* file status buffer */
content_type = (char *)0;
/*
* Check the file name for a suffix. Scan the context for that suffix on a
* mhshow-suffix- entry. We use these entries to be compatible with mhnshow,
* and there's no reason to make the user specify each suffix twice. Context
* entries of the form "mhshow-suffix-contenttype" in the name have the suffix
* in the field, including the dot.
*/
if ((p = strrchr(file_name, '.')) != (char *)0) {
for (np = m_defs; np; np = np->n_next) {
if (strncasecmp(np->n_name, "mhshow-suffix-", 14) == 0 && strcasecmp(p, np->n_field) == 0) {
content_type = np->n_name + 14;
break;
}
}
}
/*
* No content type was found, either because there was no matching entry in the
* context or because the file name has no suffix. Open the file and check for
* non-ASCII characters. Choose the content type based on this check.
*/
if (content_type == (char *)0) {
if ((fp = fopen(file_name, "r")) == (FILE *)0) {
clean_up_temporary_files();
adios((char *)0, "unable to access file \"%s\"", file_name);
}
binary = 0;
while ((c = getc(fp)) != EOF) {
if (c > 127 || c < 0) {
binary = 1;
break;
}
}
(void)fclose(fp);
content_type = binary ? "application/octet-stream" : "text/plain";
}
/*
* Make sure that the attachment file exists and is readable. Append a mhbuild
* directive to the draft file. This starts with the content type. Append a
* file name attribute and a private x-unix-mode attribute. Also append a
* description obtained (if possible) by running the "file" command on the file.
*/
if (stat(file_name, &st) == -1 || access(file_name, R_OK) != 0) {
clean_up_temporary_files();
adios((char *)0, "unable to access file \"%s\"", file_name);
}
(void)fprintf(composition_file, "#%s; name=\"%s\"; x-unix-mode=0%.3ho",
content_type, ((p = strrchr(file_name, '/')) == (char *)0) ? file_name : p + 1, (unsigned short)(st.st_mode & 0777));
if (strlen(file_name) > MAXPATHLEN) {
clean_up_temporary_files();
adios((char *)0, "attachment file name `%s' too long.", file_name);
}
(void)sprintf(cmd, "file '%s'", file_name);
if ((fp = popen(cmd, "r")) != (FILE *)0 && fgets(cmd, sizeof (cmd), fp) != (char *)0) {
*strchr(cmd, '\n') = '\0';
/*
* The output of the "file" command is of the form
*
* file: description
*
* Strip off the "file:" and subsequent white space.
*/
for (p = cmd; *p != '\0'; p++) {
if (*p == ':') {
for (p++; *p != '\0'; p++) {
if (*p != '\t')
break;
}
break;
}
}
if (*p != '\0')
(void)fprintf(composition_file, " [ %s ]", p);
(void)pclose(fp);
}
/*
* Finish up with the file name.
*/
(void)fprintf(composition_file, " %s\n", file_name);
return;
}
/*
* Split large message into several messages of
* type "message/partial" and send them.
*/
static int
splitmsg (char **vec, int vecp, char *drft, struct stat *st, int delay)
{
int compnum, nparts, partno, state, status;
long pos, start;
time_t clock;
char *cp, *dp, buffer[BUFSIZ], msgid[BUFSIZ];
char subject[BUFSIZ];
char name[NAMESZ], partnum[BUFSIZ];
FILE *in;
if ((in = fopen (drft, "r")) == NULL)
adios (drft, "unable to open for reading");
cp = dp = NULL;
start = 0L;
/*
* Scan through the message and examine the various header fields,
* as well as locate the beginning of the message body.
*/
for (compnum = 1, state = FLD;;) {
switch (state = m_getfld (state, name, buffer, sizeof(buffer), in)) {
case FLD:
case FLDPLUS:
case FLDEOF:
compnum++;
/*
* This header field is discarded.
*/
if (!strcasecmp (name, "Message-ID")) {
while (state == FLDPLUS)
state = m_getfld (state, name, buffer, sizeof(buffer), in);
} else if (uprf (name, XXX_FIELD_PRF)
|| !strcasecmp (name, VRSN_FIELD)
|| !strcasecmp (name, "Subject")
|| !strcasecmp (name, "Encrypted")) {
/*
* These header fields are copied to the enclosed
* header of the first message in the collection
* of message/partials. For the "Subject" header
* field, we also record it, so that a modified
* version of it, can be copied to the header
* of each messsage/partial in the collection.
*/
if (!strcasecmp (name, "Subject")) {
size_t sublen;
strncpy (subject, buffer, BUFSIZ);
sublen = strlen (subject);
if (sublen > 0 && subject[sublen - 1] == '\n')
subject[sublen - 1] = '\0';
}
dp = add (concat (name, ":", buffer, NULL), dp);
while (state == FLDPLUS) {
state = m_getfld (state, name, buffer, sizeof(buffer), in);
dp = add (buffer, dp);
}
} else {
/*
* These header fields are copied to the header of
* each message/partial in the collection.
*/
cp = add (concat (name, ":", buffer, NULL), cp);
while (state == FLDPLUS) {
state = m_getfld (state, name, buffer, sizeof(buffer), in);
cp = add (buffer, cp);
}
}
if (state != FLDEOF) {
start = ftell (in) + 1;
continue;
}
/* else fall... */
case BODY:
case BODYEOF:
case FILEEOF:
break;
case LENERR:
case FMTERR:
adios (NULL, "message format error in component #%d", compnum);
default:
adios (NULL, "getfld () returned %d", state);
}
break;
}
if (cp == NULL)
adios (NULL, "headers missing from draft");
nparts = 1;
pos = start;
while (fgets (buffer, sizeof(buffer) - 1, in)) {
long len;
if ((pos += (len = strlen (buffer))) > CPERMSG) {
nparts++;
pos = len;
}
}
/* Only one part, nothing to split */
if (nparts == 1) {
free (cp);
if (dp)
free (dp);
fclose (in);
return sendaux (vec, vecp, drft, st);
}
if (!pushsw) {
printf ("Sending as %d Partial Messages\n", nparts);
fflush (stdout);
}
status = OK;
vec[vecp++] = "-partno";
vec[vecp++] = partnum;
if (delay == 0)
vec[vecp++] = "-queued";
time (&clock);
snprintf (msgid, sizeof(msgid), "<%d.%ld@%s>",
(int) getpid(), (long) clock, LocalName());
fseek (in, start, SEEK_SET);
for (partno = 1; partno <= nparts; partno++) {
char tmpdrf[BUFSIZ];
FILE *out;
strncpy (tmpdrf, m_scratch (drft, invo_name), sizeof(tmpdrf));
if ((out = fopen (tmpdrf, "w")) == NULL)
adios (tmpdrf, "unable to open for writing");
chmod (tmpdrf, 0600);
/*
* Output the header fields
*/
fputs (cp, out);
fprintf (out, "Subject: %s (part %d of %d)\n", subject, partno, nparts);
fprintf (out, "%s: %s\n", VRSN_FIELD, VRSN_VALUE);
fprintf (out, "%s: message/partial; id=\"%s\";\n", TYPE_FIELD, msgid);
fprintf (out, "\tnumber=%d; total=%d\n", partno, nparts);
fprintf (out, "%s: part %d of %d\n\n", DESCR_FIELD, partno, nparts);
/*
* If this is the first in the collection, output the
* header fields we are encapsulating at the beginning
* of the body of the first message.
*/
if (partno == 1) {
if (dp)
fputs (dp, out);
fprintf (out, "Message-ID: %s\n", msgid);
fprintf (out, "\n");
}
pos = 0;
for (;;) {
long len;
if (!fgets (buffer, sizeof(buffer) - 1, in)) {
if (partno == nparts)
break;
adios (NULL, "premature eof");
}
if ((pos += (len = strlen (buffer))) > CPERMSG) {
fseek (in, -len, SEEK_CUR);
break;
}
fputs (buffer, out);
}
if (fflush (out))
adios (tmpdrf, "error writing to");
fclose (out);
if (!pushsw && verbsw) {
printf ("\n");
fflush (stdout);
}
/* Pause here, if a delay is specified */
if (delay > 0 && 1 < partno && partno <= nparts) {
if (!pushsw) {
printf ("pausing %d seconds before sending part %d...\n",
delay, partno);
fflush (stdout);
}
sleep ((unsigned int) delay);
}
snprintf (partnum, sizeof(partnum), "%d", partno);
status = sendaux (vec, vecp, tmpdrf, st);
unlink (tmpdrf);
if (status != OK)
break;
/*
* This is so sendaux will only annotate
* the altmsg the first time it is called.
*/
annotext = NULL;
}
free (cp);
if (dp)
free (dp);
fclose (in); /* close the draft */
return status;
}
/*
* Annotate original message, and
* call `postproc' to send message.
*/
static int
sendaux (char **vec, int vecp, char *drft, struct stat *st)
{
pid_t child_id;
int i, status, fd, fd2;
char backup[BUFSIZ], buf[BUFSIZ];
fd = pushsw ? tmp_fd () : NOTOK;
fd2 = NOTOK;
vec[vecp++] = drft;
if (annotext) {
if ((fd2 = tmp_fd ()) != NOTOK) {
vec[vecp++] = "-idanno";
snprintf (buf, sizeof(buf), "%d", fd2);
vec[vecp++] = buf;
} else {
admonish (NULL, "unable to create file for annotation list");
}
}
if (distfile && distout (drft, distfile, backup) == NOTOK)
done (1);
vec[vecp] = NULL;
for (i = 0; (child_id = vfork()) == NOTOK && i < 5; i++)
sleep (5);
switch (child_id) {
case -1:
/* oops -- fork error */
adios ("fork", "unable to");
break; /* NOT REACHED */
case 0:
/*
* child process -- send it
*
* If fd is ok, then we are pushing and fd points to temp
* file, so capture anything on stdout and stderr there.
*/
if (fd != NOTOK) {
dup2 (fd, fileno (stdout));
dup2 (fd, fileno (stderr));
close (fd);
}
execvp (postproc, vec);
fprintf (stderr, "unable to exec ");
perror (postproc);
_exit (-1);
break; /* NOT REACHED */
default:
/*
* parent process -- wait for it
*/
if ((status = pidwait(child_id, NOTOK)) == OK) {
if (annotext && fd2 != NOTOK)
anno (fd2, st);
} else {
/*
* If postproc failed, and we have good fd (which means
* we pushed), then mail error message (and possibly the
* draft) back to the user.
*/
if (fd != NOTOK) {
alert (drft, fd);
close (fd);
} else {
advise (NULL, "message not delivered to anyone");
}
if (annotext && fd2 != NOTOK)
close (fd2);
if (distfile) {
unlink (drft);
if (rename (backup, drft) == NOTOK)
advise (drft, "unable to rename %s to", backup);
}
}
break;
}
return status;
}
/*
* Mail error notification (and possibly a copy of the
* message) back to the user, using the mailproc
*/
static void
alert (char *file, int out)
{
pid_t child_id;
int i, in;
char buf[BUFSIZ];
for (i = 0; (child_id = fork()) == NOTOK && i < 5; i++)
sleep (5);
switch (child_id) {
case NOTOK:
/* oops -- fork error */
advise ("fork", "unable to");
case OK:
/* child process -- send it */
SIGNAL (SIGHUP, SIG_IGN);
SIGNAL (SIGINT, SIG_IGN);
SIGNAL (SIGQUIT, SIG_IGN);
SIGNAL (SIGTERM, SIG_IGN);
if (forwsw) {
if ((in = open (file, O_RDONLY)) == NOTOK) {
admonish (file, "unable to re-open");
} else {
lseek (out, (off_t) 0, SEEK_END);
strncpy (buf, "\nMessage not delivered to anyone.\n", sizeof(buf));
write (out, buf, strlen (buf));
strncpy (buf, "\n------- Unsent Draft\n\n", sizeof(buf));
write (out, buf, strlen (buf));
cpydgst (in, out, file, "temporary file");
close (in);
strncpy (buf, "\n------- End of Unsent Draft\n", sizeof(buf));
write (out, buf, strlen (buf));
if (rename (file, strncpy (buf, m_backup (file), sizeof(buf))) == NOTOK)
admonish (buf, "unable to rename %s to", file);
}
}
lseek (out, (off_t) 0, SEEK_SET);
dup2 (out, fileno (stdin));
close (out);
/* create subject for error notification */
snprintf (buf, sizeof(buf), "send failed on %s",
forwsw ? "enclosed draft" : file);
execlp (mailproc, r1bindex (mailproc, '/'), getusername (),
"-subject", buf, NULL);
fprintf (stderr, "unable to exec ");
perror (mailproc);
_exit (-1);
default: /* no waiting... */
break;
}
}
static int
tmp_fd (void)
{
int fd;
char tmpfil[BUFSIZ];
strncpy (tmpfil, m_tmpfil (invo_name), sizeof(tmpfil));
if ((fd = open (tmpfil, O_RDWR | O_CREAT | O_TRUNC, 0600)) == NOTOK)
return NOTOK;
if (debugsw)
advise (NULL, "temporary file %s selected", tmpfil);
else
if (unlink (tmpfil) == NOTOK)
advise (tmpfil, "unable to remove");
return fd;
}
static void
anno (int fd, struct stat *st)
{
pid_t child_id;
sigset_t set, oset;
static char *cwd = NULL;
struct stat st2;
if (altmsg &&
(stat (altmsg, &st2) == NOTOK
|| st->st_mtime != st2.st_mtime
|| st->st_dev != st2.st_dev
|| st->st_ino != st2.st_ino)) {
if (debugsw)
admonish (NULL, "$mhaltmsg mismatch");
return;
}
child_id = debugsw ? NOTOK : fork ();
switch (child_id) {
case NOTOK: /* oops */
if (!debugsw)
advise (NULL,
"unable to fork, so doing annotations by hand...");
if (cwd == NULL)
cwd = getcpy (pwd ());
case OK:
/* block a few signals */
sigemptyset (&set);
sigaddset (&set, SIGHUP);
sigaddset (&set, SIGINT);
sigaddset (&set, SIGQUIT);
sigaddset (&set, SIGTERM);
SIGPROCMASK (SIG_BLOCK, &set, &oset);
annoaux (fd);
if (child_id == OK)
_exit (0);
/* reset the signal mask */
SIGPROCMASK (SIG_SETMASK, &oset, &set);
chdir (cwd);
break;
default: /* no waiting... */
close (fd);
break;
}
}
static void
annoaux (int fd)
{
int fd2, fd3, msgnum;
char *cp, *folder, *maildir;
char buffer[BUFSIZ], **ap;
FILE *fp;
struct msgs *mp;
if ((folder = getenv ("mhfolder")) == NULL || *folder == 0) {
if (debugsw)
admonish (NULL, "$mhfolder not set");
return;
}
maildir = m_maildir (folder);
if (chdir (maildir) == NOTOK) {
if (debugsw)
admonish (maildir, "unable to change directory to");
return;
}
if (!(mp = folder_read (folder))) {
if (debugsw)
admonish (NULL, "unable to read folder %s");
return;
}
/* check for empty folder */
if (mp->nummsg == 0) {
if (debugsw)
admonish (NULL, "no messages in %s", folder);
goto oops;
}
if ((cp = getenv ("mhmessages")) == NULL || *cp == 0) {
if (debugsw)
admonish (NULL, "$mhmessages not set");
goto oops;
}
if (!debugsw /* MOBY HACK... */
&& pushsw
&& (fd3 = open ("/dev/null", O_RDWR)) != NOTOK
&& (fd2 = dup (fileno (stderr))) != NOTOK) {
dup2 (fd3, fileno (stderr));
close (fd3);
}
else
fd2 = NOTOK;
for (ap = brkstring (cp = getcpy (cp), " ", NULL); *ap; ap++)
m_convert (mp, *ap);
free (cp);
if (fd2 != NOTOK)
dup2 (fd2, fileno (stderr));
if (mp->numsel == 0) {
if (debugsw)
admonish (NULL, "no messages to annotate");
goto oops;
}
lseek (fd, (off_t) 0, SEEK_SET);
if ((fp = fdopen (fd, "r")) == NULL) {
if (debugsw)
admonish (NULL, "unable to fdopen annotation list");
goto oops;
}
cp = NULL;
while (fgets (buffer, sizeof(buffer), fp) != NULL)
cp = add (buffer, cp);
fclose (fp);
if (debugsw)
advise (NULL, "annotate%s with %s: \"%s\"",
inplace ? " inplace" : "", annotext, cp);
for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
if (is_selected(mp, msgnum)) {
if (debugsw)
advise (NULL, "annotate message %d", msgnum);
annotate (m_name (msgnum), annotext, cp, inplace, 1, -2, 0);
}
}
free (cp);
oops:
folder_free (mp); /* free folder/message structure */
}
int
done (int status)
{
if (armed)
longjmp (env, status ? status : NOTOK);
exit (status);
return 1; /* dead code to satisfy the compiler */
}
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