* gpg-agent.c (handle_signal): Flush cache on SIGHUP.

* cache.c (agent_flush_cache): New.
* gpg-agent.c, agent.h: Add --keep-display and --keep-tty.
* query.c (start_pinentry): Implement them.  The option passing
needs more thoughts.

1 files changed, 29 insertions, 0 deletions

diff --git a/agent/cache.c b/agent/cache.c
index 4b18ad30f..8f5bf9d3d 100644
--- a/agent/cache.c
+++ b/agent/cache.c
@@ -150,6 +150,35 @@ housekeeping (void)
 }
 
 
+void
+agent_flush_cache (void)
+{
+  ITEM r;
+
+  if (DBG_CACHE)
+    log_debug ("agent_flush_cache\n");
+
+  for (r=thecache; r; r = r->next)
+    {
+      if (!r->lockcount && r->pw)
+        {
+          if (DBG_CACHE)
+            log_debug ("  flushing `%s'\n", r->key);
+          release_data (r->pw);
+          r->pw = NULL;
+          r->accessed = 0;
+        }
+      else if (r->lockcount && r->pw)
+        {
+          if (DBG_CACHE)
+            log_debug ("    marked `%s' for flushing\n", r->key);
+          r->accessed = 0;
+          r->ttl = 0;
+        }
+    }
+}
+
+
 
 /* Store DATA of length DATALEN in the cache under KEY and mark it
    with a maximum lifetime of TTL seconds.  If there is already data