1 /*
2   Simple DirectMedia Layer
3   Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
4 
5   This software is provided 'as-is', without any express or implied
6   warranty.  In no event will the authors be held liable for any damages
7   arising from the use of this software.
8 
9   Permission is granted to anyone to use this software for any purpose,
10   including commercial applications, and to alter it and redistribute it
11   freely, subject to the following restrictions:
12 
13   1. The origin of this software must not be misrepresented; you must not
14      claim that you wrote the original software. If you use this software
15      in a product, an acknowledgment in the product documentation would be
16      appreciated but is not required.
17   2. Altered source versions must be plainly marked as such, and must not be
18      misrepresented as being the original software.
19   3. This notice may not be removed or altered from any source distribution.
20 */
21 
22 /*
23 
24  Used by the test framework and test cases.
25 
26 */
27 
28 /* quiet windows compiler warnings */
29 #if defined(_MSC_VER) && !defined(_CRT_SECURE_NO_WARNINGS)
30 # define _CRT_SECURE_NO_WARNINGS
31 #endif
32 
33 #include "SDL_config.h"
34 
35 #include <stdarg.h> /* va_list */
36 #include <stdio.h>
37 #include <string.h>
38 #include <time.h>
39 
40 #include "SDL.h"
41 
42 #include "SDL_test.h"
43 
44 /* work around compiler warning on older GCCs. */
45 #if (defined(__GNUC__) && (__GNUC__ <= 2))
46 static size_t
strftime_gcc2_workaround(char * s,size_t max,const char * fmt,const struct tm * tm)47 strftime_gcc2_workaround(char *s, size_t max, const char *fmt, const struct tm *tm)
48 {
49     return strftime(s, max, fmt, tm);
50 }
51 #ifdef strftime
52 #undef strftime
53 #endif
54 #define strftime strftime_gcc2_workaround
55 #endif
56 
57 /* !
58  * Converts unix timestamp to its ascii representation in localtime
59  *
60  * Note: Uses a static buffer internally, so the return value
61  * isn't valid after the next call of this function. If you
62  * want to retain the return value, make a copy of it.
63  *
64  * \param timestamp A Timestamp, i.e. time(0)
65  *
66  * \return Ascii representation of the timestamp in localtime in the format '08/23/01 14:55:02'
67  */
SDLTest_TimestampToString(const time_t timestamp)68 static char *SDLTest_TimestampToString(const time_t timestamp)
69 {
70     time_t copy;
71     static char buffer[64];
72     struct tm *local;
73 
74     SDL_memset(buffer, 0, sizeof(buffer));
75     copy = timestamp;
76     local = localtime(&copy);
77     strftime(buffer, sizeof(buffer), "%x %X", local);
78 
79     return buffer;
80 }
81 
82 /*
83  * Prints given message with a timestamp in the TEST category and INFO priority.
84  */
SDLTest_Log(SDL_PRINTF_FORMAT_STRING const char * fmt,...)85 void SDLTest_Log(SDL_PRINTF_FORMAT_STRING const char *fmt, ...)
86 {
87     va_list list;
88     char logMessage[SDLTEST_MAX_LOGMESSAGE_LENGTH];
89 
90     /* Print log message into a buffer */
91     SDL_memset(logMessage, 0, SDLTEST_MAX_LOGMESSAGE_LENGTH);
92     va_start(list, fmt);
93     SDL_vsnprintf(logMessage, SDLTEST_MAX_LOGMESSAGE_LENGTH - 1, fmt, list);
94     va_end(list);
95 
96     /* Log with timestamp and newline */
97     SDL_LogMessage(SDL_LOG_CATEGORY_TEST, SDL_LOG_PRIORITY_INFO, " %s: %s", SDLTest_TimestampToString(time(0)), logMessage);
98 }
99 
100 /*
101  * Prints given message with a timestamp in the TEST category and the ERROR priority.
102  */
SDLTest_LogError(SDL_PRINTF_FORMAT_STRING const char * fmt,...)103 void SDLTest_LogError(SDL_PRINTF_FORMAT_STRING const char *fmt, ...)
104 {
105     va_list list;
106     char logMessage[SDLTEST_MAX_LOGMESSAGE_LENGTH];
107 
108     /* Print log message into a buffer */
109     SDL_memset(logMessage, 0, SDLTEST_MAX_LOGMESSAGE_LENGTH);
110     va_start(list, fmt);
111     SDL_vsnprintf(logMessage, SDLTEST_MAX_LOGMESSAGE_LENGTH - 1, fmt, list);
112     va_end(list);
113 
114     /* Log with timestamp and newline */
115     SDL_LogMessage(SDL_LOG_CATEGORY_TEST, SDL_LOG_PRIORITY_ERROR, "%s: %s", SDLTest_TimestampToString(time(0)), logMessage);
116 }
117 
118 /* vi: set ts=4 sw=4 expandtab: */
119