diff options
Diffstat (limited to 'src/nvim/os/os_defs.h')
| -rw-r--r-- | src/nvim/os/os_defs.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/nvim/os/os_defs.h b/src/nvim/os/os_defs.h index 12de55a227..db575e005a 100644 --- a/src/nvim/os/os_defs.h +++ b/src/nvim/os/os_defs.h @@ -113,3 +113,31 @@ && (defined(S_ISCHR) || defined(S_IFCHR)) # define OPEN_CHR_FILES #endif + +// We use 64-bit file functions here, if available. E.g. ftello() returns +// off_t instead of long, which helps if long is 32 bit and off_t is 64 bit. +// We assume that when fseeko() is available then ftello() is too. +// Note that Windows has different function names. +#if (defined(_MSC_VER) && (_MSC_VER >= 1300)) || defined(__MINGW32__) +typedef __int64 off_T; +# ifdef __MINGW32__ +# define vim_lseek lseek64 +# define vim_fseek fseeko64 +# define vim_ftell ftello64 +# else +# define vim_lseek _lseeki64 +# define vim_fseek _fseeki64 +# define vim_ftell _ftelli64 +# endif +#else +typedef off_t off_T; +# ifdef HAVE_FSEEKO +# define vim_lseek lseek +# define vim_ftell ftello +# define vim_fseek fseeko +# else +# define vim_lseek lseek +# define vim_ftell ftell +# define vim_fseek(a, b, c) fseek(a, (long)b, c) +# endif +#endif |