X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/5dd6771b28c257af405d7248639ed0e3bcdce38b..94187a80bd60baab4b9c4b949ad820d730578123:/sbr/folder_delmsgs.c

diff --git a/sbr/folder_delmsgs.c b/sbr/folder_delmsgs.c
index 6bde76f9..9addf7cc 100644
--- a/sbr/folder_delmsgs.c
+++ b/sbr/folder_delmsgs.c
@@ -1,6 +1,4 @@
-
-/*
- * folder_delmsgs.c -- "remove" SELECTED messages from a folder
+/* folder_delmsgs.c -- "remove" 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
@@ -8,6 +6,8 @@
  */
 
 #include <h/mh.h>
+#include <h/utils.h>
+#include "m_mktemp.h"
 
 /*
  * 1) If we are using an external rmmproc, then exec it.
@@ -24,7 +24,7 @@ folder_delmsgs (struct msgs *mp, int unlink_msgs, int nohook)
 {
     pid_t pid;
     int msgnum, vecp, retval = 0;
-    char buf[100], *dp, **vec;
+    char buf[100], *dp, **vec, *prog;
     char	msgpath[BUFSIZ];
 
     /*
@@ -40,13 +40,23 @@ folder_delmsgs (struct msgs *mp, int unlink_msgs, int nohook)
 	/* 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;
+	/*
+	 * Write out the sequence and context files; this will release
+	 * any locks before the rmmproc is called.
+	 */
+
+	seq_save (mp);
+	context_save ();
+
+	vec = argsplit(rmmproc, &prog, &vecp);
+
+	/*
+	 * argsplit allocates a MAXARGS vector by default,  If we need
+	 * something bigger, allocate it ourselves
+	 */
+
+	if (mp->numsel + vecp + 1 > MAXARGS)
+	    vec = mh_xrealloc(vec, (mp->numsel + vecp + 1) * sizeof *vec);
 	for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 	    if (is_selected (mp, msgnum) &&
 		!(vec[vecp++] = strdup (m_name (msgnum))))
@@ -55,21 +65,21 @@ folder_delmsgs (struct msgs *mp, int unlink_msgs, int nohook)
 	vec[vecp] = NULL;
 
 	fflush (stdout);
-	vec[0] = r1bindex (rmmproc, '/');
 
-	switch (pid = vfork()) {
+	switch (pid = fork()) {
 	case -1:
 	    advise ("fork", "unable to");
 	    return -1;
 
 	case 0:
-	    execvp (rmmproc, vec);
+	    execvp (prog, vec);
 	    fprintf (stderr, "unable to exec ");
 	    perror (rmmproc);
-	    _exit (-1);
+	    _exit(1);
 
 	default:
-	    return (pidwait (pid, -1));
+	    arglist_free(prog, vec);
+	    return pidwait(pid, -1);
 	}
     }
 
@@ -92,14 +102,14 @@ folder_delmsgs (struct msgs *mp, int unlink_msgs, int nohook)
 
 	    if (!nohook) {
 		    (void)snprintf(msgpath, sizeof (msgpath), "%s/%d", mp->foldpath, msgnum);
-		    (void)ext_hook("del-hook", msgpath, (char *)0);
+		    (void)ext_hook("del-hook", msgpath, NULL);
 		}
 
 	    dp = m_name (msgnum);
 
 	    if (unlink_msgs) {
 		/* just unlink the messages */
-		if (unlink (dp) == -1) {
+		if (m_unlink (dp) == -1) {
 		    admonish (dp, "unable to unlink");
 		    retval = -1;
 		    continue;
@@ -127,5 +137,12 @@ folder_delmsgs (struct msgs *mp, int unlink_msgs, int nohook)
     /* Mark that the sequence information has changed */
     mp->msgflags |= SEQMOD;
 
+    /*
+     * Write out sequence and context files
+     */
+
+    seq_save (mp);
+    context_save ();
+
     return retval;
 }