X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/4165ce30f81bc078f3635a2a198f3a2ab5fc9b75..29a1ada5b960fbf29d52e0f44911370a6c0c7c5f:/sbr/m_getfld.c

diff --git a/sbr/m_getfld.c b/sbr/m_getfld.c
index 9e017090..2b585541 100644
--- 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
@@ -346,6 +349,15 @@ m_getfld_track_filepos (m_getfld_state_t *gstate, FILE *iob) {
     (*gstate)->track_filepos = 1;
 }
 
+/* m_getfld_track_filepos() with the existing iob. */
+void m_getfld_track_filepos2(m_getfld_state_t *gstate)
+{
+    if (!*gstate)
+	die("m_getfld_track_filepos2 without gstate");
+
+    m_getfld_track_filepos(gstate, (*gstate)->iob);
+}
+
 void m_getfld_state_destroy (m_getfld_state_t *gstate) {
     m_getfld_state_t s = *gstate;
 
@@ -535,7 +547,7 @@ static void
 Ungetc(m_getfld_state_t s)
 {
     if (s->readpos == s->msg_buf)
-        adios(NULL, "Ungetc() at start of message buffer.");
+        die("Ungetc() at start of message buffer.");
 
     s->readpos--;
     s->bytes_read--;
@@ -679,12 +691,10 @@ m_getfld (m_getfld_state_t *gstate, char name[NAMESZ], char *buf, int *bufsz,
 	     * characters up to the end of this field (newline
 	     * followed by non-blank) or bufsz-1 characters.
 	     */
-	    int finished;
-
 	    cp = buf;
 	    max = *bufsz-1;
 	    n = 0;
-	    for (finished = 0; ! finished; ) {
+	    for (bool finished = false; !finished; ) {
 		while (c != '\n'  &&  c != EOF  &&  n++ < max) {
 		    if ((c = Getc (s)) != EOF)
                         *cp++ = c;
@@ -704,14 +714,14 @@ m_getfld (m_getfld_state_t *gstate, char name[NAMESZ], char *buf, int *bufsz,
 			--s->bytes_read;
 		    }
 		    s->state = FLDPLUS;
-		    finished = 1;
+		    finished = true;
 		} else if (c != ' '  &&  c != '\t') {
 		    /* The next character is not folded whitespace, so
 		       prepare to move on to the next field.  It's OK
 		       if c is EOF, it will be handled on the next
 		       call to m_getfld (). */
 		    s->state = FLD;
-		    finished = 1;
+		    finished = true;
 		} else {
 		    /* Folded header field, continues on the next line. */
 		}
@@ -821,7 +831,7 @@ m_getfld (m_getfld_state_t *gstate, char name[NAMESZ], char *buf, int *bufsz,
         }
 
 	default:
-	    adios (NULL, "m_getfld() called with bogus state of %d", s->state);
+	    die("m_getfld() called with bogus state of %d", s->state);
     }
 
     *cp = 0;
@@ -831,6 +841,16 @@ m_getfld (m_getfld_state_t *gstate, char name[NAMESZ], char *buf, int *bufsz,
 }
 
 
+/* m_getfld() with the existing iob. */
+int m_getfld2(m_getfld_state_t *gstate, char name[NAMESZ], char *buf, int *bufsz)
+{
+    if (!*gstate)
+	die("m_getfld2 without gstate");
+
+    return m_getfld(gstate, name, buf, bufsz, (*gstate)->iob);
+}
+
+
 void
 m_unknown(m_getfld_state_t *gstate, FILE *iob)
 {
@@ -896,7 +916,7 @@ m_unknown(m_getfld_state_t *gstate, FILE *iob)
     s->edelimlen = c - 1;
     s->delimend = s->msg_delim + s->edelimlen;
     if (s->edelimlen <= 1)
-	adios (NULL, "maildrop delimiter must be at least 2 bytes");
+	die("maildrop delimiter must be at least 2 bytes");
 
     /*
      * build a Boyer-Moore end-position map for the matcher in m_getfld.
@@ -904,7 +924,7 @@ 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;
@@ -921,6 +941,16 @@ m_unknown(m_getfld_state_t *gstate, FILE *iob)
 }
 
 
+/* m_unknown() with the existing iob. */
+void m_unknown2(m_getfld_state_t *gstate)
+{
+    if (!*gstate)
+	die("m_unknown2 without gstate");
+
+    m_unknown(gstate, (*gstate)->iob);
+}
+
+
 /*
  * test for msg delimiter string
  */