--- common/vdcommon.h | 17 +++++++++++++++++ 1 files changed, 17 insertions(+), 0 deletions(-) diff --git a/common/vdcommon.h b/common/vdcommon.h index 177721c..3d0f794 100644 --- a/common/vdcommon.h +++ b/common/vdcommon.h @@ -43,6 +43,23 @@ typedef CRITICAL_SECTION mutex_t; #define ALIGN_VC __declspec (align(1)) #endif +/* + * Note: OLDMSVCRT, which is defined (in the Makefile) for mingw builds, and + * is not defined for Visual Studio builds. + * + * On Windows XP some those functions are missing from the msvcrt.dll + * When compiled with mingw, the program fails to run due to missing functions. + * One can link to a newer runtime dll, e.g. msvcr100.dll, but that would + * require installing that DLL on the guest. That can be done by downloading + * and installing Microsoft Visual C++ 2010 Redistributable Package. + * (same for 110.dll and 2012 Redistributable Package, etc). + * + * Since we do not want to add this dependency, we use functions that are + * available in msvcrt.dll (and use define in the code). + * + * Currently Visual Studio builds are built with /MT (static mode) such that + * those functions are not required to be in that dll on the guest. + */ #ifdef OLDMSVCRT #define swprintf_s(buf, sz, format...) swprintf(buf, format) #endif -- 1.7.1 _______________________________________________ Spice-devel mailing list Spice-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/spice-devel