Add example.

Update gpgconf test.

1 files changed, 104 insertions, 0 deletions

diff --git a/doc/examples/show-group-options.c b/doc/examples/show-group-options.c
new file mode 100644
index 00000000..aee962de
--- /dev/null
+++ b/doc/examples/show-group-options.c
@@ -0,0 +1,104 @@
+/* show-group-options.c - Example code to retriev the group option.
+   Copyright (C) 2008 g10 Code GmbH
+
+   This file is part of GPGME.
+ 
+   GPGME is free software; you can redistribute it and/or modify it
+   under the terms of the GNU Lesser General Public License as
+   published by the Free Software Foundation; either version 2.1 of
+   the License, or (at your option) any later version.
+   
+   GPGME is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+   
+   You should have received a copy of the GNU Lesser General Public
+   License along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <locale.h>
+
+#include <gpgme.h>
+
+
+#define fail_if_err(err)					\
+  do								\
+    {								\
+      if (err)							\
+        {							\
+          fprintf (stderr, "%s:%d: gpgme_error_t %s\n",		\
+                   __FILE__, __LINE__, gpgme_strerror (err));   \
+          exit (1);						\
+        }							\
+    }								\
+  while (0)
+
+
+
+
+static void
+print_gpgconf_string (const char *cname, const char *name)
+{
+  gpg_error_t err;
+  gpgme_ctx_t ctx;
+  gpgme_conf_comp_t conf_list, conf;
+  gpgme_conf_opt_t opt;
+  gpgme_conf_arg_t value;
+
+  err = gpgme_new (&ctx);
+  fail_if_err (err);
+
+  err = gpgme_op_conf_load (ctx, &conf_list);
+  fail_if_err (err);
+      
+  for (conf = conf_list; conf; conf = conf->next)
+    {
+      if ( !strcmp (conf->name, cname) )
+        {
+          for (opt = conf->options; opt; opt = opt->next)
+            if ( !(opt->flags & GPGME_CONF_GROUP)
+                 && !strcmp (opt->name, name))
+              {
+                for (value = opt->value; value; value = value->next)
+                  {
+                    if (opt->alt_type == GPGME_CONF_STRING)
+                      printf ("%s/%s -> `%s'\n",
+                              cname,name, value->value.string);
+                  }
+                break;
+              }
+          break;
+        } 
+    }
+  
+  gpgme_conf_release (conf_list);
+  gpgme_release (ctx);
+}
+
+
+
+int 
+main (int argc, char **argv )
+{
+  gpgme_check_version (NULL);
+  setlocale (LC_ALL, "");
+  gpgme_set_locale (NULL, LC_CTYPE, setlocale (LC_CTYPE, NULL));
+#ifndef HAVE_W32_SYSTEM
+  gpgme_set_locale (NULL, LC_MESSAGES, setlocale (LC_MESSAGES, NULL));
+#endif
+
+  print_gpgconf_string ("gpg", "group");
+
+  return 0;
+}
+
+
+/*
+Local Variables:
+compile-command: "cc -o show-group-options show-group-options.c -lgpgme"
+End:
+*/