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30 lines
753 B
C++
30 lines
753 B
C++
#include "errnoToString.h"
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#include <fmt/format.h>
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std::string errnoToString(int the_errno)
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{
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const size_t buf_size = 128;
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char buf[buf_size];
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#ifndef _GNU_SOURCE
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int rc = strerror_r(the_errno, buf, buf_size);
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#ifdef OS_DARWIN
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if (rc != 0 && rc != EINVAL)
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#else
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if (rc != 0)
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#endif
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{
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std::string tmp = std::to_string(the_errno);
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const char * code_str = tmp.c_str();
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const char * unknown_message = "Unknown error ";
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strcpy(buf, unknown_message);
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strcpy(buf + strlen(unknown_message), code_str);
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}
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return fmt::format("errno: {}, strerror: {}", the_errno, buf);
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#else
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return fmt::format("errno: {}, strerror: {}", the_errno, strerror_r(the_errno, buf, sizeof(buf)));
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#endif
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}
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