53 lines
1.0 KiB
C++
53 lines
1.0 KiB
C++
#include "navmon.hh"
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#include <errno.h>
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#include <stdlib.h>
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#include <string>
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#include <string.h>
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#include <stdexcept>
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#include "fmt/format.h"
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#include "fmt/printf.h"
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using namespace std;
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size_t readn2(int fd, void* buffer, size_t len)
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{
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size_t pos=0;
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ssize_t res;
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for(;;) {
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res = read(fd, (char*)buffer + pos, len - pos);
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if(res == 0)
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throw EofException();
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if(res < 0) {
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throw runtime_error("failed in readn2: "+string(strerror(errno)));
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}
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pos+=(size_t)res;
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if(pos == len)
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break;
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}
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return len;
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}
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std::string humanTime(time_t t)
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{
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struct tm tm={0};
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gmtime_r(&t, &tm);
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char buffer[80];
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strftime(buffer, sizeof(buffer), "%a, %d %b %Y %H:%M:%S %z", &tm);
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return buffer;
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}
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std::string humanTime(time_t t, uint32_t nanoseconds)
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{
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struct tm tm={0};
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gmtime_r(&t, &tm);
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char buffer[80];
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std::string fmt = "%a, %d %b %Y %H:%M:"+fmt::sprintf("%06.04f", tm.tm_sec + nanoseconds/1000000000.0) +" %z";
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strftime(buffer, sizeof(buffer), fmt.c_str(), &tm);
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return buffer;
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}
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