kopia lustrzana https://github.com/xaelsouth/rtl-wmbus
40 wiersze
763 B
C
40 wiersze
763 B
C
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#include <stddef.h>
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#include <time.h>
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#if WINDOWS_BUILD
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#else
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#include <sys/time.h>
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#endif
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inline int make_time_string(char* timestamp, size_t timestamp_size)
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{
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memset(timestamp, 0, timestamp_size);
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#if WINDOWS_BUILD
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time_t now;
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if (time(&now) == NULL)
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return -1;
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struct tm* timeinfo = gmtime(&now);
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if (timeinfo == NULL)
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return -1;
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strftime(timestamp, timestamp_size, "%Y-%m-%d %H:%M:%S.000000", timeinfo);
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#else
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struct timeval tv;
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if (gettimeofday(&tv, NULL) != 0)
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return -1;
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struct tm timeinfo;
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if (localtime_r(&tv.tv_sec, &timeinfo) == NULL)
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return -1;
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char fmt[timestamp_size];
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strftime(fmt, sizeof(fmt), "%Y-%m-%d %H:%M:%S.%%06u", &timeinfo);
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snprintf(timestamp, timestamp_size, fmt, tv.tv_usec);
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#endif
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return 0;
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}
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