1 files changed, 31 insertions, 18 deletions

diff --git a/src/engine-gpg.c b/src/engine-gpg.c
index 36f035a..ede098e 100644
--- a/src/engine-gpg.c
+++ b/src/engine-gpg.c
@@ -1,7 +1,7 @@
 /* engine-gpg.c - Gpg Engine.
    Copyright (C) 2000 Werner Koch (dd9jn)
    Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007,
-                 2009, 2010, 2012 g10 Code GmbH
+                 2009, 2010, 2012, 2013 g10 Code GmbH
 
    This file is part of GPGME.
 
@@ -303,7 +303,7 @@ gpg_get_version (const char *file_name)
 static const char *
 gpg_get_req_version (void)
 {
-  return NEED_GPG_VERSION;
+  return "1.4.0";
 }
 
 
@@ -718,7 +718,7 @@ gpg_set_command_handler (void *engine, engine_command_handler_t fnc,
 
 
 static gpgme_error_t
-build_argv (engine_gpg_t gpg)
+build_argv (engine_gpg_t gpg, const char *pgmname)
 {
   gpgme_error_t err;
   struct arg_and_data_s *a;
@@ -729,15 +729,20 @@ build_argv (engine_gpg_t gpg)
   int use_agent = 0;
   char *p;
 
-  /* We don't want to use the agent with a malformed environment
-     variable.  This is only a very basic test but sufficient to make
-     our life in the regression tests easier. */
-  err = _gpgme_getenv ("GPG_AGENT_INFO", &p);
-  if (err)
-    return err;
-  use_agent = (p && strchr (p, ':'));
-  if (p)
-    free (p);
+  if (_gpgme_in_gpg_one_mode ())
+    {
+      /* In GnuPG-1 mode we don't want to use the agent with a
+         malformed environment variable.  This is only a very basic
+         test but sufficient to make our life in the regression tests
+         easier.  With GnuPG-2 the agent is anyway required and on
+         modern installations GPG_AGENT_INFO is optional.  */
+      err = _gpgme_getenv ("GPG_AGENT_INFO", &p);
+      if (err)
+        return err;
+      use_agent = (p && strchr (p, ':'));
+      if (p)
+        free (p);
+    }
 
   if (gpg->argv)
     {
@@ -788,7 +793,7 @@ build_argv (engine_gpg_t gpg)
     }
 
   argc = datac = 0;
-  argv[argc] = strdup ("gpg"); /* argv[0] */
+  argv[argc] = strdup (_gpgme_get_basename (pgmname)); /* argv[0] */
   if (!argv[argc])
     {
       int saved_err = gpg_error_from_syserror ();
@@ -1296,6 +1301,7 @@ start (engine_gpg_t gpg)
   int status;
   struct spawn_fd_item_s *fd_list;
   pid_t pid;
+  const char *pgmname;
 
   if (!gpg)
     return gpg_error (GPG_ERR_INV_VALUE);
@@ -1321,7 +1327,8 @@ start (engine_gpg_t gpg)
 	return rc;
     }
 
-  rc = build_argv (gpg);
+  pgmname = gpg->file_name ? gpg->file_name : _gpgme_get_default_gpg_name ();
+  rc = build_argv (gpg, pgmname);
   if (rc)
     return rc;
 
@@ -1355,9 +1362,8 @@ start (engine_gpg_t gpg)
   fd_list[n].fd = -1;
   fd_list[n].dup_to = -1;
 
-  status = _gpgme_io_spawn (gpg->file_name ? gpg->file_name :
-			    _gpgme_get_default_gpg_name (), gpg->argv,
-                            IOSPAWN_FLAG_ALLOW_SET_FG,
+  status = _gpgme_io_spawn (pgmname, gpg->argv,
+                            (IOSPAWN_FLAG_DETACHED |IOSPAWN_FLAG_ALLOW_SET_FG),
                             fd_list, NULL, NULL, &pid);
   {
     int saved_err = gpg_error_from_syserror ();
@@ -1656,6 +1662,9 @@ gpg_encrypt (void *engine, gpgme_key_t recp[], gpgme_encrypt_flags_t flags,
   if (!err && use_armor)
     err = add_arg (gpg, "--armor");
 
+  if (!err && (flags & GPGME_ENCRYPT_NO_COMPRESS))
+    err = add_arg (gpg, "--compress-algo=none");
+
   if (!symmetric)
     {
       /* If we know that all recipients are valid (full or ultimate trust)
@@ -1713,6 +1722,9 @@ gpg_encrypt_sign (void *engine, gpgme_key_t recp[],
   if (!err && use_armor)
     err = add_arg (gpg, "--armor");
 
+  if (!err && (flags & GPGME_ENCRYPT_NO_COMPRESS))
+    err = add_arg (gpg, "--compress-algo=none");
+
   if (!symmetric)
     {
       /* If we know that all recipients are valid (full or ultimate trust)
@@ -2443,5 +2455,6 @@ struct engine_ops _gpgme_engine_ops_gpg =
     gpg_cancel,
     NULL,		/* cancel_op */
     gpg_passwd,
-    gpg_set_pinentry_mode
+    gpg_set_pinentry_mode,
+    NULL                /* opspawn */
   };