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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 07:24:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 07:24:22 +0000 |
commit | 45d6379135504814ab723b57f0eb8be23393a51d (patch) | |
tree | d4f2ec4acca824a8446387a758b0ce4238a4dffa /bin/tests/optional/backtrace_test.c | |
parent | Initial commit. (diff) | |
download | bind9-upstream.tar.xz bind9-upstream.zip |
Adding upstream version 1:9.16.44.upstream/1%9.16.44upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'bin/tests/optional/backtrace_test.c')
-rw-r--r-- | bin/tests/optional/backtrace_test.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/bin/tests/optional/backtrace_test.c b/bin/tests/optional/backtrace_test.c new file mode 100644 index 0000000..2aa7979 --- /dev/null +++ b/bin/tests/optional/backtrace_test.c @@ -0,0 +1,88 @@ +/* + * Copyright (C) Internet Systems Consortium, Inc. ("ISC") + * + * SPDX-License-Identifier: MPL-2.0 + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, you can obtain one at https://mozilla.org/MPL/2.0/. + * + * See the COPYRIGHT file distributed with this work for additional + * information regarding copyright ownership. + */ + +#include <stdio.h> +#include <string.h> + +#include <isc/backtrace.h> +#include <isc/print.h> +#include <isc/result.h> + +const char *expected_symbols[] = { "func3", "func2", "func1", "main" }; + +static int +func3() { + void *tracebuf[16]; + int i, nframes; + int error = 0; + const char *fname; + isc_result_t result; + unsigned long offset; + + result = isc_backtrace_gettrace(tracebuf, 16, &nframes); + if (result != ISC_R_SUCCESS) { + printf("isc_backtrace_gettrace failed: %s\n", + isc_result_totext(result)); + return (1); + } + + if (nframes < 4) { + error++; + } + + for (i = 0; i < 4 && i < nframes; i++) { + fname = NULL; + result = isc_backtrace_getsymbol(tracebuf[i], &fname, &offset); + if (result != ISC_R_SUCCESS) { + error++; + continue; + } + if (strcmp(fname, expected_symbols[i]) != 0) { + error++; + } + } + + if (error) { + printf("Unexpected result:\n"); + printf(" # of frames: %d (expected: at least 4)\n", nframes); + printf(" symbols:\n"); + for (i = 0; i < nframes; i++) { + fname = NULL; + result = isc_backtrace_getsymbol(tracebuf[i], &fname, + &offset); + if (result == ISC_R_SUCCESS) { + printf(" [%d] %s\n", i, fname); + } else { + printf(" [%d] %p getsymbol failed: %s\n", i, + tracebuf[i], isc_result_totext(result)); + } + } + } + + return (error); +} + +static int +func2() { + return (func3()); +} + +static int +func1() { + return (func2()); +} + +int +main() { + return (func1()); +} |