/*
-** folder_delmsgs.c -- "remove" SELECTED messages from a folder
+** folder_delmsgs.c -- remove (= unlink) SELECTED messages from a folder
**
** 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 <sysexits.h>
+#include <unistd.h>
#include <h/mh.h>
/*
-** 1) If we are using an external rmmproc, then exec it.
-** 2) Else if unlink_msgs is non-zero, then unlink the
-** SELECTED messages.
-** 3) Else rename SELECTED messages by prefixing name
-** with backup_prefix.
+** Unlink the SELECTED messages.
**
** If there is an error, return -1, else return 0.
*/
-
int
-folder_delmsgs(struct msgs *mp, int unlink_msgs, int nohook)
+folder_delmsgs(struct msgs *mp, int hook)
{
- pid_t pid;
- int msgnum, vecp, retval = 0;
- char buf[100], *dp, **vec;
+ int msgnum, retval = 0;
char msgpath[BUFSIZ];
- /*
- ** If "rmmproc" is defined, exec it to remove messages.
- */
- if (rmmproc) {
- /* Unset the EXISTS flag for each message to be removed */
- for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
- if (is_selected(mp, msgnum))
- unset_exists(mp, msgnum);
- }
-
- /* Mark that the sequence information has changed */
- mp->msgflags |= SEQMOD;
-
- if (mp->numsel > MAXARGS - 2)
- adios(NULL, "more than %d messages for %s exec", MAXARGS - 2,
- rmmproc);
- vec = (char **) calloc((size_t) (mp->numsel + 2), sizeof(*vec));
- if (vec == NULL)
- adios(NULL, "unable to allocate exec vector");
- vecp = 1;
- for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
- if (is_selected(mp, msgnum) &&
- !(vec[vecp++] = strdup(m_name(msgnum))))
- adios(NULL, "strdup failed");
+ for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
+ if (!is_selected(mp, msgnum)) {
+ continue;
}
- vec[vecp] = NULL;
-
- fflush(stdout);
- vec[0] = mhbasename(rmmproc);
- switch (pid = vfork()) {
- case -1:
- advise("fork", "unable to");
- return -1;
+ /* unselect message */
+ unset_selected(mp, msgnum);
- case 0:
- execvp(rmmproc, vec);
- fprintf(stderr, "unable to exec ");
- perror(rmmproc);
- _exit(-1);
+ snprintf(msgpath, sizeof (msgpath), "%s/%d",
+ mp->foldpath, msgnum);
- default:
- return (pidwait(pid, -1));
+ if (hook) {
+ /* Run the external hook on the message. */
+ ext_hook("del-hook", msgpath, NULL);
}
- }
- /*
- ** Either unlink or rename the SELECTED messages
- */
- for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
- if (is_selected(mp, msgnum)) {
- /* unselect message */
- unset_selected(mp, msgnum);
- mp->numsel--;
-
- /*
- ** Run the external hook on the message if one
- ** was specified in the context. All we have
- ** is the message number; we have changed to
- ** the directory containing the message. So,
- ** we need to extract that directory to form the
- ** complete path. Note that the caller knows the
- ** directory, but has no way of passing that to us.
- */
-
- if (!nohook) {
- snprintf(msgpath, sizeof (msgpath), "%s/%d",
- mp->foldpath, msgnum);
- ext_hook("del-hook", msgpath, (char *)0);
- }
-
- dp = m_name(msgnum);
-
- if (unlink_msgs) {
- /* just unlink the messages */
- if (unlink(dp) == -1) {
- admonish(dp, "unable to unlink");
- retval = -1;
- continue;
- }
- } else {
- /* or rename messages with standard prefix */
- strncpy(buf, m_backup(dp), sizeof(buf));
- if (rename(dp, buf) == -1) {
- admonish(buf, "unable to rename %s to", dp);
- retval = -1;
- continue;
- }
- }
-
- /* If removal was successful, decrement message count */
- unset_exists(mp, msgnum);
- mp->nummsg--;
+ /* just unlink the messages */
+ if (unlink(msgpath) == -1) {
+ admonish(msgpath, "unable to unlink");
+ retval = -1;
+ continue;
}
+
+ /* If removal was successful, decrement message count */
+ unset_exists(mp, msgnum);
+ mp->nummsg--;
}
/* Sanity check */
if (mp->numsel != 0)
- adios(NULL, "oops, mp->numsel should be 0");
+ adios(EX_SOFTWARE, NULL, "oops, mp->numsel should be 0");
/* Mark that the sequence information has changed */
mp->msgflags |= SEQMOD;
projects / mmh / blobdiff