LimeSDR Windows build: build an internal LimeSuite

liblimesuite/srcmw/ErrorReporting.cpp

@@ -0,0 +1,63 @@
+/**
+@file ErrorReporting.cpp
+@author Lime Microsystems
+@brief API for reporting error codes and error messages.
+*/
+
+#include "ErrorReporting.h"
+#include <cstring> //strerror
+#include <cstdio>
+
+#ifdef _MSC_VER
+    #define thread_local __declspec( thread )
+    #include <Windows.h>
+#endif
+
+#ifdef __APPLE__
+    #define thread_local __thread
+#endif
+
+#define MAX_MSG_LEN 1024
+thread_local int _reportedErrorCode;
+thread_local char _reportedErrorMessage[MAX_MSG_LEN];
+
+static const char *errToStr(const int errnum)
+{
+    thread_local static char buff[MAX_MSG_LEN];
+    #ifdef _MSC_VER
+    FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, errnum, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPTSTR)&buff, sizeof(buff), NULL);
+    return buff;
+    #else
+    //http://linux.die.net/man/3/strerror_r
+    #if ((_POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 600) && ! _GNU_SOURCE) || __APPLE__
+    strerror_r(errnum, buff, sizeof(buff));
+    #else
+    //this version may decide to use its own internal string
+    //return strerror_r(errnum, buff, sizeof(buff)); MinGW
+    return buff;
+    #endif
+    return buff;
+    #endif
+}
+
+int lime::GetLastError(void)
+{
+    return _reportedErrorCode;
+}
+
+const char *lime::GetLastErrorMessage(void)
+{
+    return _reportedErrorMessage;
+}
+
+int lime::ReportError(const int errnum)
+{
+    return lime::ReportError(errnum, errToStr(errnum));
+}
+
+int lime::ReportError(const int errnum, const char *format, va_list argList)
+{
+    _reportedErrorCode = errnum;
+    vsnprintf(_reportedErrorMessage, MAX_MSG_LEN, format, argList);
+    return errnum;
+}