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57 lines
1.9 KiB
C
57 lines
1.9 KiB
C
/* Test getdelim conforming to POSIX specifications.
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Note: Most getdelim use cases are covered by stdio-common/tst-getline.
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Copyright (C) 2023-2025 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <support/check.h>
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#include <support/support.h>
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#include <support/test-driver.h>
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static int
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do_test (void)
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{
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/* Check that getdelim sets error indicator on error (BZ #29917) */
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clearerr (stdin);
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TEST_VERIFY (getdelim (0, 0, '\n', stdin) == -1);
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TEST_VERIFY (ferror (stdin) != 0);
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TEST_VERIFY (errno == EINVAL);
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/* Test getdelim with NUL as delimiter */
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verbose_printf ("Testing NUL delimiter\n");
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char *lineptr = NULL;
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size_t linelen = 0;
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char membuf[] = "abc\0d\nef\0";
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FILE *memstream = fmemopen (membuf, sizeof (membuf), "r");
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TEST_VERIFY_EXIT (memstream != NULL);
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TEST_VERIFY (getdelim (&lineptr, &linelen, '\0', memstream) != -1);
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TEST_COMPARE_BLOB (lineptr, 4, "abc\0", 4);
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TEST_VERIFY (getdelim (&lineptr, &linelen, '\0', memstream) != -1);
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TEST_COMPARE_BLOB (lineptr, 5, "d\nef\0", 5);
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fclose (memstream);
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free (lineptr);
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return 0;
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}
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#include <support/test-driver.c>
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