1 files changed, 89 insertions, 0 deletions
diff --git a/sm/misc.c b/sm/misc.c
new file mode 100644
index 0000000..628b321
--- /dev/null
+++ b/sm/misc.c
@@ -0,0 +1,89 @@
+/* misc.c - Miscellaneous fucntions
+ * Copyright (C) 2004, 2009 Free Software Foundation, Inc.
+ *
+ * This file is part of GnuPG.
+ *
+ * GnuPG is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GnuPG 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#include <unistd.h>
+#ifdef HAVE_LOCALE_H
+#include <locale.h>
+#endif
+
+#include "gpgsm.h"
+#include "i18n.h"
+#include "setenv.h"
+
+/* Setup the environment so that the pinentry is able to get all
+   required information.  This is used prior to an exec of the
+   protect-tool. */
+void
+setup_pinentry_env (void)
+{
+#ifndef HAVE_W32_SYSTEM
+  char *lc;
+  const char *name, *value;
+  int iterator;
+
+  /* Try to make sure that GPG_TTY has been set.  This is needed if we
+     call for example the protect-tools with redirected stdin and thus
+     it won't be able to ge a default by itself.  Try to do it here
+     but print a warning.  */
+  value = session_env_getenv (opt.session_env, "GPG_TTY");
+  if (value)
+    setenv ("GPG_TTY", value, 1);
+  else if (!(lc=getenv ("GPG_TTY")) || !*lc)
+    {
+      log_error (_("GPG_TTY has not been set - "
+                   "using maybe bogus default\n"));
+      lc = ttyname (0);
+      if (!lc)
+        lc = "/dev/tty";
+      setenv ("GPG_TTY", lc, 1);
+    }
+
+  if (opt.lc_ctype)
+    setenv ("LC_CTYPE", opt.lc_ctype, 1);
+#if defined(HAVE_SETLOCALE) && defined(LC_CTYPE)
+  else if ( (lc = setlocale (LC_CTYPE, "")) )
+    setenv ("LC_CTYPE", lc, 1);
+#endif
+
+  if (opt.lc_messages)
+    setenv ("LC_MESSAGES", opt.lc_messages, 1);
+#if defined(HAVE_SETLOCALE) && defined(LC_MESSAGES)
+  else if ( (lc = setlocale (LC_MESSAGES, "")) )
+    setenv ("LC_MESSAGES", lc, 1);
+#endif
+
+  iterator = 0;
+  while ((name = session_env_list_stdenvnames (&iterator, NULL)))
+    {
+      if (!strcmp (name, "GPG_TTY"))
+        continue;  /* Already set.  */
+      value = session_env_getenv (opt.session_env, name);
+      if (value)
+        setenv (name, value, 1);
+    }
+
+#endif /*!HAVE_W32_SYSTEM*/
+}
+