Add tests for passing of environment variables to inferior.

	* gdb.base/testenv.c: New test source.
	* gdb.base/testenv.exp: New expect test.

1 files changed, 47 insertions, 0 deletions

diff --git a/gdb/testsuite/gdb.base/testenv.c b/gdb/testsuite/gdb.base/testenv.c
new file mode 100755
index 0000000..83f7e9c
--- /dev/null
+++ b/gdb/testsuite/gdb.base/testenv.c
@@ -0,0 +1,47 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2011 Free Software Foundation, Inc.
+
+   This program 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.
+
+   This program 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/>.  */
+
+/*
+    This source is used to check that GDB correctly
+    passes on environment variables down to inferior.
+    One of the tests checks that 'unset' variables also are removed from
+    inferior environment list.  */
+
+#include <stdio.h>
+
+int main (int argc, char **argv, char **envp)
+
+{
+    int i, j;
+#ifdef usestubs
+    set_debug_traps();
+    breakpoint();
+#endif
+
+    j = 0;
+    for (i = 0; envp[i]; i++)
+      {
+	if (strncmp ("TEST_GDB", envp[i], 8) == 0)
+	  {
+	    printf ("%s\n", envp[i]);
+	    j++;
+	  }
+      }
+    printf ("Program found %d variables starting with TEST_GDB\n", j);
+    return 0; /* set breakpoint here.  */
+}
+