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48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/* Basic fallocate64 test (no specific flags is checked).
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Copyright (C) 2016-2017 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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<http://www.gnu.org/licenses/>. */
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#define _FILE_OFFSET_BITS 64
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#include "tst-fallocate-common.c"
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static int
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do_test (void)
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{
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ssize_t ret;
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ret = do_test_with_offset (0);
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if (ret == 1)
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return 1;
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off_t base_offset = UINT32_MAX + 2048LL;
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ret = do_test_with_offset (base_offset);
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if (ret == 1)
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return 1;
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struct stat st;
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if (fstat (temp_fd, &st) == -1)
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FAIL_EXIT1 ("fstat on temporary file failed: %m");
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/* The file size should >= base_offset plus bytes written. */
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off_t expected_value = base_offset + ret;
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if (st.st_size < expected_value)
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FAIL_EXIT1 ("file size less than expected (%jd > %jd)",
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(intmax_t) expected_value, (intmax_t) st.st_size);
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return 0;
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}
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