/* Called with the first line (potentially partial)
* already in buf[] -- normally that should begin with
* the Unix "From " line. Write it into the specified
* file.
*/
static int split_one(FILE *mbox, const char *name, int allow_bare)
{
FILE *output = NULL;
int fd;
int status = 0;
int is_bare = !is_from_line(buf.buf, buf.len);
if (is_bare && !allow_bare)
goto corrupt;
fd = open(name, O_WRONLY | O_CREAT | O_EXCL, 0666);
if (fd < 0)
die_errno("cannot open output file '%s'", name);
output = xfdopen(fd, "w");
/* Copy it out, while searching for a line that begins with
* "From " and having something that looks like a date format.
*/
for (;;) {
if (!keep_cr && buf.len > 1 && buf.buf[buf.len-1] == '\n' &&
buf.buf[buf.len-2] == '\r') {
strbuf_setlen(&buf, buf.len-2);
strbuf_addch(&buf, '\n');
}
if (fwrite(buf.buf, 1, buf.len, output) != buf.len)
die_errno("cannot write output");
if (strbuf_getwholeline(&buf, mbox, '\n')) {
if (feof(mbox)) {
status = 1;
break;
}
die_errno("cannot read mbox");
}
if (!is_bare && is_from_line(buf.buf, buf.len))
break; /* done with one message */
}
fclose(output);
return status;
corrupt:
if (output)
fclose(output);
unlink(name);
fprintf(stderr, "corrupt mailbox\n");
exit(1);
}
/* Called with the first line (potentially partial)
* already in buf[] -- normally that should begin with
* the Unix "From " line. Write it into the specified
* file.
*/
static int split_one(FILE *mbox, const char *name, int allow_bare)
{
FILE *output = NULL;
int len = strlen(buf);
int fd;
int status = 0;
int is_bare = !is_from_line(buf, len);
if (is_bare && !allow_bare)
goto corrupt;
fd = open(name, O_WRONLY | O_CREAT | O_EXCL, 0666);
if (fd < 0)
die("cannot open output file %s", name);
output = fdopen(fd, "w");
/* Copy it out, while searching for a line that begins with
* "From " and having something that looks like a date format.
*/
for (;;) {
int is_partial = (buf[len-1] != '\n');
if (fputs(buf, output) == EOF)
die("cannot write output");
if (fgets(buf, sizeof(buf), mbox) == NULL) {
if (feof(mbox)) {
status = 1;
break;
}
die("cannot read mbox");
}
len = strlen(buf);
if (!is_partial && !is_bare && is_from_line(buf, len))
break; /* done with one message */
}
fclose(output);
return status;
corrupt:
if (output)
fclose(output);
unlink(name);
fprintf(stderr, "corrupt mailbox\n");
exit(1);
}
