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/* Test of getting user name.
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Copyright (C) 2010-2012 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* Written by Bruno Haible <bruno@clisp.org>, 2010. */
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#include "signature.h"
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SIGNATURE_CHECK (getlogin, char *, (void));
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/* getlogin() fails when stdin is not connected to a tty. */
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ASSERT (errno == ENOTTY
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|| errno == EINVAL /* seen on Linux/SPARC */
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#if !defined __hpux /* On HP-UX 11.11 it fails anyway. */
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ASSERT (! isatty (0));
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fprintf (stderr, "Skipping test: stdin is not a tty.\n");
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/* Compare against the value from the environment. */
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#if !((defined _WIN32 || defined __WIN32__) && !defined __CYGWIN__)
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const char *name = getenv ("LOGNAME");
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if (name == NULL || name[0] == '\0')
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name = getenv ("USER");
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if (name != NULL && name[0] != '\0')
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ASSERT (strcmp (buf, name) == 0);
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#if (defined _WIN32 || defined __WIN32__) && !defined __CYGWIN__
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/* Native Windows platform.
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Note: This test would fail on Cygwin in an ssh session, because sshd
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sets USERNAME=SYSTEM. */
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const char *name = getenv ("USERNAME");
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if (name != NULL && name[0] != '\0')
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ASSERT (strcmp (buf, name) == 0);