diff options
Diffstat (limited to 'winsup/cygwin/winsup.h')
| -rw-r--r-- | winsup/cygwin/winsup.h | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/winsup/cygwin/winsup.h b/winsup/cygwin/winsup.h index adaa6a33b..9d6539898 100644 --- a/winsup/cygwin/winsup.h +++ b/winsup/cygwin/winsup.h @@ -55,6 +55,23 @@ extern unsigned long cygwin_inet_addr (const char *cp); } #endif +/* Note that MAX_PATH is defined in the windows headers */ +/* There is also PATH_MAX and MAXPATHLEN. + PATH_MAX is from Posix and does *not* include the trailing NUL. + MAXPATHLEN is from Unix. + + Thou shalt use CYG_MAX_PATH throughout. It avoids the NUL vs no-NUL + issue and is neither of the Unixy ones [so we can punt on which + one is the right one to use]. + + Windows ANSI calls are limited to MAX_PATH in length. Cygwin calls that + thunk through to Windows Wide calls are limited to 32K. We define + CYG_MAX_PATH as a convenient, not to short, not too long 'happy medium'. + + */ + +#define CYG_MAX_PATH (MAX_PATH) + #ifdef __cplusplus extern const char case_folded_lower[]; @@ -306,14 +323,6 @@ extern SYSTEM_INFO system_info; #define WM_ASYNCIO 0x8000 // WM_APP -/* Note that MAX_PATH is defined in the windows headers */ -/* There is also PATH_MAX and MAXPATHLEN. - PATH_MAX is from Posix and does *not* include the trailing NUL. - MAXPATHLEN is from Unix. - - Thou shalt use MAX_PATH throughout. It avoids the NUL vs no-NUL - issue and is neither of the Unixy ones [so we can punt on which - one is the right one to use]. */ #define STD_RBITS (S_IRUSR | S_IRGRP | S_IROTH) #define STD_WBITS (S_IWUSR) |