Use continue instead of one long if for the whole loop body

Plus remove unnecessary comments. This improves the signal-noise ratio.
The identifiers are already telling us enough.

diff --git a/uip/inc.c b/uip/inc.c
index 368bce3..f08fb4f 100644 (file)
--- a/uip/inc.c
+++ b/uip/inc.c
@@ -162,17 +162,16 @@ main(int argc, char **argv)
                adios(EX_OSERR, NULL, "atexit failed");
        }
 
-/*
-** absolutely the first thing we do is save our privileges,
-** and drop them if we can.
-*/
+       /*
+       ** absolutely the first thing we do is save our privileges,
+       ** and drop them if we can.
+       */
        SAVEGROUPPRIVS();
        TRYDROPGROUPPRIVS();
 
        setlocale(LC_ALL, "");
        invo_name = mhbasename(argv[0]);
 
-       /* read user profile/context */
        context_read();
 
        arguments = getarguments(invo_name, argc, argv, 1);
@@ -311,7 +310,6 @@ main(int argc, char **argv)
        if (chdir(maildir) == NOTOK)
                adios(EX_OSERR, maildir, "unable to change directory to");
 
-       /* read folder and create message structure */
        if (!(mp = folder_read(folder)))
                adios(EX_IOERR, NULL, "unable to read folder %s", folder);
 
@@ -494,9 +492,9 @@ main(int argc, char **argv)
                fclose(in); in = NULL;
        }
 
-       seq_setunseen(mp, 1);  /* add new msgs to unseen sequences */
-       seq_save(mp);  /* synchronize sequences   */
-       context_save();  /* save the context file   */
+       seq_setunseen(mp, 1);
+       seq_save(mp);
+       context_save();
        return 0;
 }
 

diff --git a/uip/scan.c b/uip/scan.c
index 0f755ca..d6a4372 100644 (file)
--- a/uip/scan.c
+++ b/uip/scan.c
@@ -149,7 +149,6 @@ main(int argc, char **argv)
        if (chdir(maildir) == NOTOK)
                adios(EX_OSERR, maildir, "unable to change directory to");
 
-       /* read folder and create message structure */
        if (!(mp = folder_read(folder)))
                adios(EX_IOERR, NULL, "unable to read folder %s", folder);
 
@@ -161,11 +160,11 @@ main(int argc, char **argv)
        for (msgnum = 0; msgnum < msgs.size; msgnum++)
                if (!m_convert(mp, msgs.msgs[msgnum]))
                        exit(EX_USAGE);
-       seq_setprev(mp);  /* set the Previous-Sequence */
+       seq_setprev(mp);
 
-       context_replace(curfolder, folder);  /* update current folder */
-       seq_save(mp);  /* synchronize message sequences */
-       context_save();  /* save the context file */
+       context_replace(curfolder, folder);
+       seq_save(mp);
+       context_save();
 
        /*
        ** Get the sequence number for each `unseen' sequence
@@ -188,42 +187,43 @@ main(int argc, char **argv)
        }
 
        for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
-               if (is_selected(mp, msgnum)) {
-                       if ((in = fopen(cp = m_name(msgnum), "r")) == NULL) {
-                               admonish(cp, "unable to open message");
-                               continue;
-                       }
+               if (!is_selected(mp, msgnum)) {
+                       continue;
+               }
 
-                       /*
-                       ** Check if message is in any sequence given
-                       ** by Unseen-Sequence profile entry.
-                       */
-                       unseen = 0;
-                       for (i = 0; i < num_unseen_seq; i++) {
-                               if (in_sequence(mp, seqnum[i], msgnum)) {
-                                       unseen = 1;
-                                       break;
-                               }
-                       }
+               if ((in = fopen(cp = m_name(msgnum), "r")) == NULL) {
+                       admonish(cp, "unable to open message");
+                       continue;
+               }
 
-                       switch (state = scan(in, msgnum, SCN_FOLD, fmtstr,
-                                       width, msgnum==mp->curmsg, unseen)) {
-                       case SCNMSG:
-                       case SCNERR:
+               /*
+               ** Check if message is in any sequence given
+               ** by Unseen-Sequence profile entry.
+               */
+               unseen = 0;
+               for (i = 0; i < num_unseen_seq; i++) {
+                       if (in_sequence(mp, seqnum[i], msgnum)) {
+                               unseen = 1;
                                break;
+                       }
+               }
 
-                       default:
-                               adios(EX_SOFTWARE, NULL, "scan() botch(%d)", state);
+               switch (state = scan(in, msgnum, SCN_FOLD, fmtstr,
+                               width, msgnum==mp->curmsg, unseen)) {
+               case SCNMSG:
+               case SCNERR:
+                       break;
 
-                       case SCNEOF:
-                               advise(NULL, "message %d: empty", msgnum);
-                               break;
-                       }
-                       fclose(in);
+               default:
+                       adios(EX_SOFTWARE, NULL, "scan() botch(%d)", state);
+
+               case SCNEOF:
+                       advise(NULL, "message %d: empty", msgnum);
+                       break;
                }
+               fclose(in);
        }
-
-       folder_free(mp);  /* free folder/message structure */
+       folder_free(mp);
 
        return 0;
 }