dpkg: Rename <foo> to «pathname» in comments to not confuse doxygen

Doxygen considers <word> as HTML markup text, and issues warnings on
unknown keywords.

src/cleanup.c

@@ -51,17 +51,17 @@ int cleanup_pkg_failed=0, cleanup_conflictor_failed=0;
  * Something went wrong and we're undoing.
  *
  * We have the following possible situations for non-conffiles:
- *   <foo>.dpkg-tmp exists - in this case we want to remove
- *    <foo> if it exists and replace it with <foo>.dpkg-tmp.
+ *   «pathname».dpkg-tmp exists - in this case we want to remove
+ *    «pathname» if it exists and replace it with «pathname».dpkg-tmp.
  *    This undoes the backup operation.
- *   <foo>.dpkg-tmp does not exist - <foo> may be on the disk,
+ *   «pathname».dpkg-tmp does not exist - «pathname» may be on the disk,
  *    as a new file which didn't fail, remove it if it is.
  *
- * In both cases, we also make sure we delete <foo>.dpkg-new in
+ * In both cases, we also make sure we delete «pathname».dpkg-new in
  * case that's still hanging around.
  *
- * For conffiles, we simply delete <foo>.dpkg-new. For these,
- * <foo>.dpkg-tmp shouldn't exist, as we don't make a backup
+ * For conffiles, we simply delete «pathname».dpkg-new. For these,
+ * «pathname».dpkg-tmp shouldn't exist, as we don't make a backup
  * at this stage. Just to be on the safe side, though, we don't
  * look for it.
  */
@@ -77,8 +77,8 @@ void cu_installnew(int argc, void **argv) {
   setupfnamevbs(namenode->name);
 
   if (!(namenode->flags & fnnf_new_conff) && !lstat(fnametmpvb.buf,&stab)) {
-    /* OK, <foo>.dpkg-tmp exists. Remove <foo> and
-     * restore <foo>.dpkg-tmp ... */
+    /* OK, «pathname».dpkg-tmp exists. Remove «pathname» and
+     * restore «pathname».dpkg-tmp ... */
     if (namenode->flags & fnnf_no_atomic_overwrite) {
       /* If we can't do an atomic overwrite we have to delete first any
        * link to the new version we may have created. */
@@ -92,8 +92,8 @@ void cu_installnew(int argc, void **argv) {
     /* Either we can do an atomic restore, or we've made room: */
     if (rename(fnametmpvb.buf,fnamevb.buf))
       ohshite(_("unable to restore backup version of `%.250s'"),namenode->name);
-    /* If <foo>.dpkg-tmp was still a hard link to <foo>, then the atomic
-     * rename did nothing, so we make sure to remove the backup. */
+    /* If «pathname».dpkg-tmp was still a hard link to «pathname», then the
+     * atomic rename did nothing, so we make sure to remove the backup. */
     else if (unlink(fnametmpvb.buf) && errno != ENOENT)
       ohshite(_("unable to remove backup copy of '%.250s'"), namenode->name);
   } else if (namenode->flags & fnnf_placed_on_disk) {
@@ -104,7 +104,7 @@ void cu_installnew(int argc, void **argv) {
   } else {
     debug(dbg_eachfiledetail,"cu_installnew not restoring");
   }
-  /* Whatever, we delete <foo>.dpkg-new now, if it still exists. */
+  /* Whatever, we delete «pathname».dpkg-new now, if it still exists. */
   if (secure_remove(fnamenewvb.buf) && errno != ENOENT && errno != ENOTDIR)
     ohshite(_("unable to remove newly-extracted version of `%.250s'"),namenode->name);