1 files changed, 35 insertions, 10 deletions

diff --git a/common/asshelp.c b/common/asshelp.c
index e97d39603..3fc28a156 100644
--- a/common/asshelp.c
+++ b/common/asshelp.c
@@ -363,7 +363,7 @@ start_new_gpg_agent (assuan_context_t *r_ctx,
   assuan_context_t ctx;
   int did_success_msg = 0;
   char *sockname;
-  const char *argv[5];
+  const char *argv[6];
 
   *r_ctx = NULL;
 
@@ -380,10 +380,31 @@ start_new_gpg_agent (assuan_context_t *r_ctx,
     {
       char *abs_homedir;
       lock_spawn_t lock;
+      char *program = NULL;
+      const char *program_arg = NULL;
+      char *p;
+      const char *s;
+      int i;
 
       /* With no success start a new server.  */
       if (!agent_program || !*agent_program)
         agent_program = gnupg_module_name (GNUPG_MODULE_NAME_AGENT);
+      else if ((s=strchr (agent_program, '|')) && s[1] == '-' && s[2]=='-')
+        {
+          /* Hack to insert an additional option on the command line.  */
+          program = xtrystrdup (agent_program);
+          if (!program)
+            {
+              gpg_error_t tmperr = gpg_err_make (errsource,
+                                                 gpg_err_code_from_syserror ());
+              xfree (sockname);
+              assuan_release (ctx);
+              return tmperr;
+            }
+          p = strchr (program, '|');
+          *p++ = 0;
+          program_arg = p;
+        }
 
       if (verbose)
         log_info (_("no running gpg-agent - starting '%s'\n"),
@@ -404,6 +425,7 @@ start_new_gpg_agent (assuan_context_t *r_ctx,
           log_error ("error building filename: %s\n",gpg_strerror (tmperr));
           xfree (sockname);
           assuan_release (ctx);
+          xfree (program);
           return tmperr;
         }
 
@@ -416,30 +438,32 @@ start_new_gpg_agent (assuan_context_t *r_ctx,
           xfree (sockname);
           assuan_release (ctx);
           xfree (abs_homedir);
+          xfree (program);
           return tmperr;
         }
 
       /* If the agent has been configured for use with a standard
          socket, an environment variable is not required and thus
          we we can savely start the agent here.  */
-
-      argv[0] = "--homedir";
-      argv[1] = abs_homedir;
-      argv[2] = "--use-standard-socket";
-      argv[3] = "--daemon";
-      argv[4] = NULL;
+      i = 0;
+      argv[i++] = "--homedir";
+      argv[i++] = abs_homedir;
+      argv[i++] = "--use-standard-socket";
+      if (program_arg)
+        argv[i++] = program_arg;
+      argv[i++] = "--daemon";
+      argv[i++] = NULL;
 
       if (!(err = lock_spawning (&lock, homedir, "agent", verbose))
           && assuan_socket_connect (ctx, sockname, 0, 0))
         {
-          err = gnupg_spawn_process_detached (agent_program, argv,NULL);
+          err = gnupg_spawn_process_detached (program? program : agent_program,
+                                              argv, NULL);
           if (err)
             log_error ("failed to start agent '%s': %s\n",
                        agent_program, gpg_strerror (err));
           else
             {
-              int i;
-
               for (i=0; i < SECS_TO_WAIT_FOR_AGENT; i++)
                 {
                   if (verbose)
@@ -462,6 +486,7 @@ start_new_gpg_agent (assuan_context_t *r_ctx,
 
       unlock_spawning (&lock, "agent");
       xfree (abs_homedir);
+      xfree (program);
     }
   xfree (sockname);
   if (err)