pending-release-notes: add mhshow's "-prefer", and mh-format's %(kibi/kilo)

[nmh] / uip / mhmisc.c

diff --git a/uip/mhmisc.c b/uip/mhmisc.c
index a3da759fcd7804408402bf2c82dcff6fe248c71c..8b1f0d00536ae0f5128c118629c7600281ca938b 100644 (file)
--- a/uip/mhmisc.c
+++ b/uip/mhmisc.c
@@ -2,17 +2,15 @@
 /*
  * mhparse.c -- misc routines to process MIME 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>
-#include <errno.h>
 #include <h/mime.h>
 #include <h/mhparse.h>
+#include <h/utils.h>
 
 extern int debugsw;
 
@@ -24,7 +22,6 @@ int ntype = 0;
 char *parts[NPARTS + 1];
 char *types[NTYPES + 1];
 
-int endian = 0;                /* little or big endian */
 int userrs = 0;
 
 static char *errs = NULL;
@@ -33,28 +30,54 @@ static char *errs = NULL;
 /*
  * prototypes
  */
-int part_ok (CT, int);
+int part_ok (CT);
+int part_exact(CT ct);
 int type_ok (CT, int);
-void set_endian (void);
-int make_intermediates (char *);
 void content_error (char *, CT, char *, ...);
 void flush_errors (void);
 
 
 int
-part_ok (CT ct, int sP)
+part_ok (CT ct)
 {
     char **ap;
     int len;
 
-    if (npart == 0 || (ct->c_type == CT_MULTIPART && (sP || ct->c_subtype)))
+    /* a part is "ok", i.e., should be processed, if:
+       - there were no -part arguments
+       - this part is a multipart
+     */
+    if (npart == 0 || ct->c_type == CT_MULTIPART) {
        return 1;
+    }
 
+    /* or if:
+       - this part is a an exact match for any -part option
+       - this part is a sub-part of any -part option
+     */
     for (ap = parts; *ap; ap++) {
         len = strlen(*ap);
         if (!strncmp (*ap, ct->c_partno, len) &&
-                (!ct->c_partno[len] || ct->c_partno[len] == '.' ))
+                (!ct->c_partno[len] || ct->c_partno[len] == '.' )) {
             return 1;
+       }
+    }
+
+    return 0;
+}
+
+int
+part_exact(CT ct)
+{
+    char **ap;
+
+    if (!ct->c_partno)
+       return 0;
+
+    for (ap = parts; *ap; ap++) {
+        if (!strcmp (*ap, ct->c_partno)) {
+            return 1;
+       }
     }
 
     return 0;
@@ -80,21 +103,28 @@ type_ok (CT ct, int sP)
 }
 
 
-void
-set_endian (void)
+/*
+ * Returns true if this content is marked as "inline".
+ *
+ * Technically we should check parent content to see if they have
+ * disposition to use as a default, but we don't right now.  Maybe
+ * later ....
+ */
+
+int
+is_inline(CT ct)
 {
-    union {
-       long l;
-       char c[sizeof(long)];
-    } un;
-
-    un.l = 1;
-    endian = un.c[0] ? -1 : 1;
-    if (debugsw)
-       fprintf (stderr, "%s endian architecture\n",
-               endian > 0 ? "big" : "little");
-}
+    /*
+     * If there isn't any disposition at all, it's "inline".  Obviously
+     * if it's "inline", then it's inline.  RFC 2183 says if it's an unknown
+     * disposition, treat it as 'attachment'.
+     */
 
+    if (! ct->c_dispo_type || strcasecmp(ct->c_dispo_type, "inline") == 0)
+       return 1;
+    else
+       return 0;
+}
 
 int
 make_intermediates (char *file)