X-Git-Url: http://git.marmaro.de/?p=mmh;a=blobdiff_plain;f=uip%2Fscan.c;h=31aa245f1cfd7670ae47265bdc0643579986af17;hp=56980e95b95a9dbd3cd7e0df3fa550714c7f8120;hb=d8916ff5d389de5ab225cd6f40aeda1b285d0f28;hpb=dee387b53ab0d42922f857b60d6f980c9e79d16f

diff --git a/uip/scan.c b/uip/scan.c
index 56980e9..31aa245 100644
--- a/uip/scan.c
+++ b/uip/scan.c
@@ -3,6 +3,10 @@
  * scan.c -- display a one-line "scan" listing of folder or messages
  *
  * $Id$
+ *
+ * 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 <h/mh.h>
@@ -10,15 +14,9 @@
 #include <h/scansbr.h>
 #include <h/tws.h>
 #include <h/mts.h>
+#include <h/utils.h>
 #include <errno.h>
 
-/*
- * We allocate space for message names (msgs array)
- * this number of elements at a time.
- */
-#define MAXMSGS  256
-
-
 static struct swit switches[] = {
 #define	CLRSW	0
     { "clear", 0 },
@@ -47,7 +45,6 @@ static struct swit switches[] = {
     { NULL, 0 }
 };
 
-extern int errno;
 
 /*
  * global for sbr/formatsbr.c - yech!
@@ -67,11 +64,12 @@ main (int argc, char **argv)
 {
     int clearflag = 0, hdrflag = 0, ontty;
     int width = 0, revflag = 0;
-    int i, state, msgnum, nummsgs, maxmsgs;
+    int i, state, msgnum;
     int seqnum[NUMATTRS], unseen, num_unseen_seq = 0;
     char *cp, *maildir, *file = NULL, *folder = NULL;
     char *form = NULL, *format = NULL, buf[BUFSIZ];
-    char **argp, *nfs, **arguments, **msgs;
+    char **argp, *nfs, **arguments;
+    struct msgs_array msgs = { 0, 0, NULL };
     struct msgs *mp;
     FILE *in;
 
@@ -88,15 +86,6 @@ main (int argc, char **argv)
     argp = arguments;
 
     /*
-     * Allocate the initial space to record message
-     * names, ranges, and sequences.
-     */
-    nummsgs = 0;
-    maxmsgs = MAXMSGS;
-    if (!(msgs = (char **) malloc ((size_t) (maxmsgs * sizeof(*msgs)))))
-	adios (NULL, "unable to allocate storage");
-
-    /*
      * Parse arguments
      */
     while ((cp = *argp++)) {
@@ -166,20 +155,9 @@ main (int argc, char **argv)
 	    if (folder)
 		adios (NULL, "only one folder at a time!");
 	    else
-		folder = path (cp + 1, *cp == '+' ? TFOLDER : TSUBCWF);
-	} else {
-	    /*
-	     * Check if we need to allocate more space
-	     * for message names/ranges/sequences.
-	     */
-	    if (nummsgs >= maxmsgs) {
-		maxmsgs += MAXMSGS;
-		if (!(msgs = (char **) realloc (msgs,
-			(size_t) (maxmsgs * sizeof(*msgs)))))
-		    adios (NULL, "unable to reallocate msgs storage");
-	    }
-	    msgs[nummsgs++] = cp;
-	}
+		folder = pluspath (cp);
+	} else
+		app_msgarg(&msgs, cp);
     }
 
     if (!context_find ("path"))
@@ -194,7 +172,7 @@ main (int argc, char **argv)
      * We are scanning a maildrop file
      */
     if (file) {
-	if (nummsgs)
+	if (msgs.size)
 	    adios (NULL, "\"msgs\" not allowed with -file");
 	if (folder)
 	    adios (NULL, "\"+folder\" not allowed with -file");
@@ -229,8 +207,8 @@ main (int argc, char **argv)
      * We are scanning a folder
      */
 
-    if (!nummsgs)
-	msgs[nummsgs++] = "all";
+    if (!msgs.size)
+	app_msgarg(&msgs, "all");
     if (!folder)
 	folder = getfolder (1);
     maildir = m_maildir (folder);
@@ -247,8 +225,8 @@ main (int argc, char **argv)
 	adios (NULL, "no messages in %s", folder);
 
     /* parse all the message ranges/sequences and set SELECTED */
-    for (msgnum = 0; msgnum < nummsgs; msgnum++)
-	if (!m_convert (mp, msgs[msgnum]))
+    for (msgnum = 0; msgnum < msgs.size; msgnum++)
+	if (!m_convert (mp, msgs.msgs[msgnum]))
 	    done(1);
     seq_setprev (mp);			/* set the Previous-Sequence */
 
@@ -316,7 +294,7 @@ main (int argc, char **argv)
 
 	    switch (state = scan (in, msgnum, 0, nfs, width,
 			msgnum == mp->curmsg, unseen,
-			hdrflag ? folder : NULL, 0L, 1)) {
+			folder, 0L, 1)) {
 		case SCNMSG: 
 		case SCNENC: 
 		case SCNERR: 
@@ -348,5 +326,6 @@ main (int argc, char **argv)
     if (clearflag)
 	clear_screen ();
 
-    return done (0);
+    done (0);
+    return 1;
 }