diff options
Diffstat (limited to 'zlib/gzguts.h')
| -rw-r--r-- | zlib/gzguts.h | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/zlib/gzguts.h b/zlib/gzguts.h index ee3f281aa..d87659d03 100644 --- a/zlib/gzguts.h +++ b/zlib/gzguts.h @@ -1,5 +1,5 @@ /* gzguts.h -- zlib internal header definitions for gz* operations - * Copyright (C) 2004, 2005, 2010, 2011, 2012 Mark Adler + * Copyright (C) 2004, 2005, 2010, 2011, 2012, 2013 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -35,6 +35,13 @@ # include <io.h> #endif +#ifdef WINAPI_FAMILY +# define open _open +# define read _read +# define write _write +# define close _close +#endif + #ifdef NO_DEFLATE /* for compatibility with old definition */ # define NO_GZCOMPRESS #endif @@ -60,7 +67,7 @@ #ifndef HAVE_VSNPRINTF # ifdef MSDOS /* vsnprintf may exist on some MS-DOS compilers (DJGPP?), - but for now we just assume it doesn't. */ + but for now we just assume it doesn't. */ # define NO_vsnprintf # endif # ifdef __TURBOC__ @@ -88,6 +95,14 @@ # endif #endif +/* unlike snprintf (which is required in C99, yet still not supported by + Microsoft more than a decade later!), _snprintf does not guarantee null + termination of the result -- however this is only used in gzlib.c where + the result is assured to fit in the space provided */ +#ifdef _MSC_VER +# define snprintf _snprintf +#endif + #ifndef local # define local static #endif @@ -127,7 +142,8 @@ # define DEF_MEM_LEVEL MAX_MEM_LEVEL #endif -/* default i/o buffer size -- double this for output when reading */ +/* default i/o buffer size -- double this for output when reading (this and + twice this must be able to fit in an unsigned type) */ #define GZBUFSIZE 8192 /* gzip modes, also provide a little integrity check on the passed structure */ |