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| author | Bruce Momjian <bruce@momjian.us> | 2006-06-07 22:24:46 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2006-06-07 22:24:46 +0000 |
| commit | 399a36a75d2d06bfdb91402713d408271b4833ba (patch) | |
| tree | b8391f6bda4680d37ac430c3270c67bde979d842 /src/backend/utils/adt/float.c | |
| parent | 877e296306a2017a18fc7086e9742c8ee3e0a665 (diff) | |
| download | postgresql-399a36a75d2d06bfdb91402713d408271b4833ba.tar.gz postgresql-399a36a75d2d06bfdb91402713d408271b4833ba.zip | |
Prepare code to be built by MSVC:
o remove many WIN32_CLIENT_ONLY defines
o add WIN32_ONLY_COMPILER define
o add 3rd argument to open() for portability
o add include/port/win32_msvc directory for
system includes
Magnus Hagander
Diffstat (limited to 'src/backend/utils/adt/float.c')
| -rw-r--r-- | src/backend/utils/adt/float.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/backend/utils/adt/float.c b/src/backend/utils/adt/float.c index b5147c9aa45..132e6a11e45 100644 --- a/src/backend/utils/adt/float.c +++ b/src/backend/utils/adt/float.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.124 2006/04/24 20:36:32 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.125 2006/06/07 22:24:44 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -80,6 +80,14 @@ #define HAVE_FINITE 1 #endif +/* Visual C++ etc lacks NAN, and won't accept 0.0/0.0. NAN definition from + * http://msdn.microsoft.com/library/default.asp?url=/library/en-us/vclang/html/vclrfNotNumberNANItems.asp + */ +#if defined(WIN32) && !defined(NAN) +static const uint32 nan[2] = {0xffffffff, 0x7fffffff}; +#define NAN (*(const double *) nan) +#endif + /* not sure what the following should be, but better to make it over-sufficient */ #define MAXFLOATWIDTH 64 #define MAXDOUBLEWIDTH 128 |