| 1 | /* Test for the long double variants of obstrack*printf functions. |
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| 2 | Copyright (C) 2019-2024 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with the GNU C Library; if not, see |
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| 17 | <https://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | #include <malloc.h> |
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| 20 | #include <obstack.h> |
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| 21 | #include <stdio.h> |
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| 22 | #include <string.h> |
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| 23 | #include <stdarg.h> |
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| 24 | |
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| 25 | #include <support/check.h> |
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| 26 | |
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| 27 | #define obstack_chunk_alloc malloc |
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| 28 | #define obstack_chunk_free free |
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| 29 | |
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| 30 | static void |
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| 31 | do_test_call (void *last, ...) |
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| 32 | { |
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| 33 | const char *expected = "-1.000000000000000000000000000000" ; |
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| 34 | char *actual = NULL; |
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| 35 | long double ld = -1; |
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| 36 | struct obstack ob; |
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| 37 | va_list ap; |
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| 38 | |
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| 39 | obstack_init (&ob); |
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| 40 | OBSTACK_FUNCTION OBSTACK_FUNCTION_PARAMS; |
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| 41 | actual = (char *) obstack_finish (&ob); |
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| 42 | TEST_VERIFY (strncmp (expected, actual, 33) == 0); |
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| 43 | obstack_free (&ob, NULL); |
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| 44 | actual = NULL; |
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| 45 | |
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| 46 | obstack_init (&ob); |
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| 47 | va_start (ap, last); |
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| 48 | VOBSTACK_FUNCTION VOBSTACK_FUNCTION_PARAMS; |
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| 49 | va_end (ap); |
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| 50 | actual = (char *) obstack_finish (&ob); |
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| 51 | TEST_VERIFY (strncmp (expected, actual, 33) == 0); |
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| 52 | obstack_free (&ob, NULL); |
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| 53 | actual = NULL; |
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| 54 | } |
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| 55 | |
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| 56 | static int |
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| 57 | do_test (void) |
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| 58 | { |
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| 59 | long double ld = -1; |
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| 60 | do_test_call (NULL, ld); |
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| 61 | return 0; |
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| 62 | } |
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| 63 | |
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| 64 | #include <support/test-driver.c> |
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| 65 | |
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