greenplumn cygwin 源码
greenplumn cygwin 代码
文件路径：/src/include/port/cygwin.h
/* src/include/port/cygwin.h */
#include <cygwin/version.h>
/*
* Check for b20.1 and disable AF_UNIX family socket support.
*/
#if CYGWIN_VERSION_DLL_MAJOR < 1001
#undef HAVE_UNIX_SOCKETS
#endif
#ifdef BUILDING_DLL
#define PGDLLIMPORT __declspec (dllexport)
#else
#define PGDLLIMPORT __declspec (dllimport)
#endif
#define PGDLLEXPORT
/*
* Cygwin has a strtof() which is literally just (float)strtod(), which means
* we get misrounding _and_ silent over/underflow. Using our wrapper doesn't
* fix the misrounding but does fix the error checks, which cuts down on the
* number of test variant files needed.
*/
#define HAVE_BUGGY_STRTOF 1
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