thin-provisioning-tools/base/error_string.cc

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#include "base/error_string.h"
#include <errno.h>
#include <stdexcept>
#include <string.h>
using namespace std;
//----------------------------------------------------------------
#ifdef STRERROR_R_CHAR_P
string base::error_string(int err)
{
char *ptr;
char buffer[128];
ptr = strerror_r(errno, buffer, sizeof(buffer));
return string(ptr);
}
#else
string base::error_string(int err)
{
int r;
char buffer[128];
r = strerror_r(errno, buffer, sizeof(buffer));
if (r)
throw runtime_error("strerror_r failed");
return string(buffer);
}
#endif
//----------------------------------------------------------------