Fix invalid pointer arithmetic.

[nmh] / sbr / m_getfld.c

diff --git a/sbr/m_getfld.c b/sbr/m_getfld.c
index f674792e448539d80c27e8b6db5ff6d13dd7227b..a8377bf7567d23f80a0ac3a02b15a3f52614ca65 100644 (file)
--- a/sbr/m_getfld.c
+++ b/sbr/m_getfld.c
@@ -60,10 +60,13 @@
 
    Usage
    =====
-   m_getfld_state_t gstate = 0;
-      ...
-   int state = m_getfld (&gstate, ...);
-      ...
+   m_getfld_state_t gstate;
+
+   gstate = m_getfld_state_init(mailfp);
+   Perhaps m_getfld_track_filepos2(&gstate);
+   ...
+      state = m_getfld2(&gstate, ...);
+      ...Repeat until finished with mailfp.
    m_getfld_state_destroy (&gstate);
 
    The state is retained internally by gstate.  To reset its state to FLD:
@@ -91,7 +94,7 @@
 
    To speed things up considerably, the routine Eom() was made an auxiliary
    function called by the macro eom().  Unless we are bursting a maildrop,
-   the eom() macro returns FALSE saying we aren't at the end of the
+   the eom() macro returns false saying we aren't at the end of the
    message.
 
    The next thing to do is to read the mts.conf file and initialize
@@ -923,7 +926,7 @@ m_unknown(m_getfld_state_t *gstate, FILE *iob)
      * separator) or the last char (since the matchc would have found it
      * if it was a real delim).
      */
-    s->pat_map = (char **) mh_xcalloc (256, sizeof(char *));
+    s->pat_map = mh_xcalloc (256, sizeof(char *));
 
     for (cp = s->fdelim + 1; cp < s->delimend; cp++ )
        s->pat_map[(unsigned char)*cp] = cp;