Explictly return the exit code, so we can portably guarantee that

[nmh] / uip / scan.c

diff --git a/uip/scan.c b/uip/scan.c
index 459fcb0730b38ee602d8b967e6e0498f4d2b0659..1f487cdd9a77f1d97e441cc1784f06d07d9850e3 100644 (file)
--- a/uip/scan.c
+++ b/uip/scan.c
@@ -13,7 +13,6 @@
 #include <h/tws.h>
 #include <h/mts.h>
 #include <h/utils.h>
-#include <errno.h>
 
 #define SCAN_SWITCHES \
     X("clear", 0, CLRSW) \
@@ -38,19 +37,14 @@ DEFINE_SWITCH_ARRAY(SCAN, switches);
 #undef X
 
 
-/*
- * prototypes
- */
-void clear_screen(void);  /* from termsbr.c */
-
-
 int
 main (int argc, char **argv)
 {
     int clearflag = 0, hdrflag = 0, ontty;
     int width = 0, revflag = 0;
     int i, state, msgnum;
-    int seqnum[NUMATTRS], unseen, num_unseen_seq = 0;
+    ivector_t seqnum = ivector_create (0);
+    int unseen, num_unseen_seq = 0;
     char *cp, *maildir, *file = NULL, *folder = NULL;
     char *form = NULL, *format = NULL, buf[BUFSIZ];
     char **argp, *nfs, **arguments;
@@ -201,7 +195,7 @@ main (int argc, char **argv)
        adios (maildir, "unable to change directory to");
 
     /* read folder and create message structure */
-    if (!(mp = folder_read (folder)))
+    if (!(mp = folder_read (folder, 1)))
        adios (NULL, "unable to read folder %s", folder);
 
     /* check for empty folder */
@@ -228,7 +222,7 @@ main (int argc, char **argv)
        dp = getcpy(cp);
        ap = brkstring (dp, " ", "\n");
        for (i = 0; ap && *ap; i++, ap++)
-           seqnum[i] = seq_getnum (mp, *ap);
+           ivector_push_back (seqnum, seq_getnum (mp, *ap));
 
        num_unseen_seq = i;
        if (dp)
@@ -256,7 +250,7 @@ main (int argc, char **argv)
             */
            unseen = 0;
            for (i = 0; i < num_unseen_seq; i++) {
-               if (in_sequence(mp, seqnum[i], msgnum)) {
+               if (in_sequence(mp, ivector_at (seqnum, i), msgnum)) {
                    unseen = 1;
                    break;
                }
@@ -285,9 +279,10 @@ main (int argc, char **argv)
        }
     }
 
+    ivector_free (seqnum);
     folder_free (mp);  /* free folder/message structure */
     if (clearflag)
-       clear_screen ();
+       nmh_clear_screen ();
 
     done (0);
     return 1;