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Define ug_strerror for thread-safe strerror abstraction

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This commit is contained in:
Martin Pulec
2021-10-26 10:47:13 +02:00
parent 2594da5a09
commit 04734e0ebc
5 changed files with 25 additions and 20 deletions
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15
src/debug.cpp
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@@ -58,6 +58,7 @@
#include "host.h"
#include "rang.hpp"
#include "utils/color_out.h"
#include "utils/misc.h" // ug_strerror
using std::string;
using std::unordered_map;
@@ -130,19 +131,7 @@ void log_msg(int level, const char *format, ...)
*/
void log_perror(int level, const char *msg)
{
constexpr int strerror_buf_len = 1024;
std::array<char, strerror_buf_len> strerror_buf;
const char *errstring;
#ifdef _WIN32
strerror_s(strerror_buf.data(), strerror_buf.size(), errno); // C11 Annex K (bounds-checking interfaces)
errstring = strerror_buf.data();
#elif ! defined _POSIX_C_SOURCE || (_POSIX_C_SOURCE >= 200112L && ! _GNU_SOURCE)
strerror_r(errno, strerror_buf.data(), strerror_buf.size()); // XSI version
errstring = strerror_buf.data();
#else // GNU strerror_r version
errstring = strerror_r(errno, strerror_buf.data(), strerror_buf_len);
#endif
log_msg(level, "%s: %s\n", msg, errstring);
log_msg(level, "%s: %s\n", msg, ug_strerror(errno));
}
/**