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fc2e634e99
Previously, using "%m" in a ksft_* format string can result in strange output because the errno value wasn't saved before calling other libc functions. The solution is to simply save and restore the errno before we format the user-supplied format string. Signed-off-by: Aleksa Sarai <cyphar@cyphar.com> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
209 lines
4.5 KiB
C
209 lines
4.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* kselftest.h: kselftest framework return codes to include from
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* selftests.
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*
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* Copyright (c) 2014 Shuah Khan <shuahkh@osg.samsung.com>
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* Copyright (c) 2014 Samsung Electronics Co., Ltd.
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*
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*/
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#ifndef __KSELFTEST_H
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#define __KSELFTEST_H
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#include <errno.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <stdarg.h>
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#include <stdio.h>
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/* define kselftest exit codes */
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#define KSFT_PASS 0
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#define KSFT_FAIL 1
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#define KSFT_XFAIL 2
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#define KSFT_XPASS 3
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#define KSFT_SKIP 4
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/* counters */
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struct ksft_count {
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unsigned int ksft_pass;
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unsigned int ksft_fail;
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unsigned int ksft_xfail;
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unsigned int ksft_xpass;
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unsigned int ksft_xskip;
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unsigned int ksft_error;
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};
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static struct ksft_count ksft_cnt;
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static unsigned int ksft_plan;
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static inline int ksft_test_num(void)
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{
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return ksft_cnt.ksft_pass + ksft_cnt.ksft_fail +
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ksft_cnt.ksft_xfail + ksft_cnt.ksft_xpass +
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ksft_cnt.ksft_xskip + ksft_cnt.ksft_error;
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}
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static inline void ksft_inc_pass_cnt(void) { ksft_cnt.ksft_pass++; }
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static inline void ksft_inc_fail_cnt(void) { ksft_cnt.ksft_fail++; }
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static inline void ksft_inc_xfail_cnt(void) { ksft_cnt.ksft_xfail++; }
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static inline void ksft_inc_xpass_cnt(void) { ksft_cnt.ksft_xpass++; }
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static inline void ksft_inc_xskip_cnt(void) { ksft_cnt.ksft_xskip++; }
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static inline void ksft_inc_error_cnt(void) { ksft_cnt.ksft_error++; }
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static inline int ksft_get_pass_cnt(void) { return ksft_cnt.ksft_pass; }
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static inline int ksft_get_fail_cnt(void) { return ksft_cnt.ksft_fail; }
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static inline int ksft_get_xfail_cnt(void) { return ksft_cnt.ksft_xfail; }
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static inline int ksft_get_xpass_cnt(void) { return ksft_cnt.ksft_xpass; }
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static inline int ksft_get_xskip_cnt(void) { return ksft_cnt.ksft_xskip; }
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static inline int ksft_get_error_cnt(void) { return ksft_cnt.ksft_error; }
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static inline void ksft_print_header(void)
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{
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if (!(getenv("KSFT_TAP_LEVEL")))
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printf("TAP version 13\n");
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}
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static inline void ksft_set_plan(unsigned int plan)
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{
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ksft_plan = plan;
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printf("1..%d\n", ksft_plan);
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}
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static inline void ksft_print_cnts(void)
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{
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if (ksft_plan != ksft_test_num())
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printf("# Planned tests != run tests (%u != %u)\n",
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ksft_plan, ksft_test_num());
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printf("# Pass %d Fail %d Xfail %d Xpass %d Skip %d Error %d\n",
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ksft_cnt.ksft_pass, ksft_cnt.ksft_fail,
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ksft_cnt.ksft_xfail, ksft_cnt.ksft_xpass,
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ksft_cnt.ksft_xskip, ksft_cnt.ksft_error);
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}
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static inline void ksft_print_msg(const char *msg, ...)
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{
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int saved_errno = errno;
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va_list args;
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va_start(args, msg);
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printf("# ");
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errno = saved_errno;
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vprintf(msg, args);
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va_end(args);
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}
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static inline void ksft_test_result_pass(const char *msg, ...)
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{
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int saved_errno = errno;
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va_list args;
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ksft_cnt.ksft_pass++;
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va_start(args, msg);
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printf("ok %d ", ksft_test_num());
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errno = saved_errno;
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vprintf(msg, args);
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va_end(args);
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}
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static inline void ksft_test_result_fail(const char *msg, ...)
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{
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int saved_errno = errno;
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va_list args;
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ksft_cnt.ksft_fail++;
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va_start(args, msg);
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printf("not ok %d ", ksft_test_num());
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errno = saved_errno;
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vprintf(msg, args);
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va_end(args);
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}
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static inline void ksft_test_result_skip(const char *msg, ...)
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{
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int saved_errno = errno;
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va_list args;
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ksft_cnt.ksft_xskip++;
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va_start(args, msg);
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printf("not ok %d # SKIP ", ksft_test_num());
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errno = saved_errno;
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vprintf(msg, args);
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va_end(args);
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}
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static inline void ksft_test_result_error(const char *msg, ...)
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{
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int saved_errno = errno;
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va_list args;
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ksft_cnt.ksft_error++;
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va_start(args, msg);
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printf("not ok %d # error ", ksft_test_num());
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errno = saved_errno;
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vprintf(msg, args);
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va_end(args);
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}
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static inline int ksft_exit_pass(void)
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{
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ksft_print_cnts();
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exit(KSFT_PASS);
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}
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static inline int ksft_exit_fail(void)
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{
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printf("Bail out!\n");
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ksft_print_cnts();
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exit(KSFT_FAIL);
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}
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static inline int ksft_exit_fail_msg(const char *msg, ...)
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{
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int saved_errno = errno;
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va_list args;
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va_start(args, msg);
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printf("Bail out! ");
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errno = saved_errno;
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vprintf(msg, args);
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va_end(args);
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ksft_print_cnts();
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exit(KSFT_FAIL);
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}
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static inline int ksft_exit_xfail(void)
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{
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ksft_print_cnts();
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exit(KSFT_XFAIL);
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}
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static inline int ksft_exit_xpass(void)
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{
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ksft_print_cnts();
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exit(KSFT_XPASS);
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}
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static inline int ksft_exit_skip(const char *msg, ...)
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{
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if (msg) {
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int saved_errno = errno;
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va_list args;
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va_start(args, msg);
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printf("not ok %d # SKIP ", 1 + ksft_test_num());
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errno = saved_errno;
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vprintf(msg, args);
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va_end(args);
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} else {
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ksft_print_cnts();
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}
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exit(KSFT_SKIP);
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}
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#endif /* __KSELFTEST_H */
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