These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / tools / testing / selftests / futex / include / logging.h

diff --git a/kernel/tools/testing/selftests/futex/include/logging.h b/kernel/tools/testing/selftests/futex/include/logging.h
new file mode 100644 (file)
index 0000000..014aa01
--- /dev/null
+++ b/kernel/tools/testing/selftests/futex/include/logging.h
@@ -0,0 +1,153 @@
+/******************************************************************************
+ *
+ *   Copyright © International Business Machines  Corp., 2009
+ *
+ *   This program is free software;  you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ * DESCRIPTION
+ *      Glibc independent futex library for testing kernel functionality.
+ *
+ * AUTHOR
+ *      Darren Hart <dvhart@linux.intel.com>
+ *
+ * HISTORY
+ *      2009-Nov-6: Initial version by Darren Hart <dvhart@linux.intel.com>
+ *
+ *****************************************************************************/
+
+#ifndef _LOGGING_H
+#define _LOGGING_H
+
+#include <string.h>
+#include <unistd.h>
+#include <linux/futex.h>
+#include "kselftest.h"
+
+/*
+ * Define PASS, ERROR, and FAIL strings with and without color escape
+ * sequences, default to no color.
+ */
+#define ESC 0x1B, '['
+#define BRIGHT '1'
+#define GREEN '3', '2'
+#define YELLOW '3', '3'
+#define RED '3', '1'
+#define ESCEND 'm'
+#define BRIGHT_GREEN ESC, BRIGHT, ';', GREEN, ESCEND
+#define BRIGHT_YELLOW ESC, BRIGHT, ';', YELLOW, ESCEND
+#define BRIGHT_RED ESC, BRIGHT, ';', RED, ESCEND
+#define RESET_COLOR ESC, '0', 'm'
+static const char PASS_COLOR[] = {BRIGHT_GREEN, ' ', 'P', 'A', 'S', 'S',
+                                 RESET_COLOR, 0};
+static const char ERROR_COLOR[] = {BRIGHT_YELLOW, 'E', 'R', 'R', 'O', 'R',
+                                  RESET_COLOR, 0};
+static const char FAIL_COLOR[] = {BRIGHT_RED, ' ', 'F', 'A', 'I', 'L',
+                                 RESET_COLOR, 0};
+static const char INFO_NORMAL[] = " INFO";
+static const char PASS_NORMAL[] = " PASS";
+static const char ERROR_NORMAL[] = "ERROR";
+static const char FAIL_NORMAL[] = " FAIL";
+const char *INFO = INFO_NORMAL;
+const char *PASS = PASS_NORMAL;
+const char *ERROR = ERROR_NORMAL;
+const char *FAIL = FAIL_NORMAL;
+
+/* Verbosity setting for INFO messages */
+#define VQUIET    0
+#define VCRITICAL 1
+#define VINFO     2
+#define VMAX      VINFO
+int _verbose = VCRITICAL;
+
+/* Functional test return codes */
+#define RET_PASS   0
+#define RET_ERROR -1
+#define RET_FAIL  -2
+
+/**
+ * log_color() - Use colored output for PASS, ERROR, and FAIL strings
+ * @use_color: use color (1) or not (0)
+ */
+void log_color(int use_color)
+{
+       if (use_color) {
+               PASS = PASS_COLOR;
+               ERROR = ERROR_COLOR;
+               FAIL = FAIL_COLOR;
+       } else {
+               PASS = PASS_NORMAL;
+               ERROR = ERROR_NORMAL;
+               FAIL = FAIL_NORMAL;
+       }
+}
+
+/**
+ * log_verbosity() - Set verbosity of test output
+ * @verbose:   Enable (1) verbose output or not (0)
+ *
+ * Currently setting verbose=1 will enable INFO messages and 0 will disable
+ * them. FAIL and ERROR messages are always displayed.
+ */
+void log_verbosity(int level)
+{
+       if (level > VMAX)
+               level = VMAX;
+       else if (level < 0)
+               level = 0;
+       _verbose = level;
+}
+
+/**
+ * print_result() - Print standard PASS | ERROR | FAIL results
+ * @ret:       the return value to be considered: 0 | RET_ERROR | RET_FAIL
+ *
+ * print_result() is primarily intended for functional tests.
+ */
+void print_result(int ret)
+{
+       const char *result = "Unknown return code";
+
+       switch (ret) {
+       case RET_PASS:
+               ksft_inc_pass_cnt();
+               result = PASS;
+               break;
+       case RET_ERROR:
+               result = ERROR;
+               break;
+       case RET_FAIL:
+               ksft_inc_fail_cnt();
+               result = FAIL;
+               break;
+       }
+       printf("Result: %s\n", result);
+}
+
+/* log level macros */
+#define info(message, vargs...) \
+do { \
+       if (_verbose >= VINFO) \
+               fprintf(stderr, "\t%s: "message, INFO, ##vargs); \
+} while (0)
+
+#define error(message, err, args...) \
+do { \
+       if (_verbose >= VCRITICAL) {\
+               if (err) \
+                       fprintf(stderr, "\t%s: %s: "message, \
+                               ERROR, strerror(err), ##args); \
+               else \
+                       fprintf(stderr, "\t%s: "message, ERROR, ##args); \
+       } \
+} while (0)
+
+#define fail(message, args...) \
+do { \
+       if (_verbose >= VCRITICAL) \
+               fprintf(stderr, "\t%s: "message, FAIL, ##args); \
+} while (0)
+
+#endif