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* syscalls.cc (getshmlba): New function.

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* external.cc (cygwin_internal): Add CW_GET_SHMLBA handling.
	* mmap.cc (mmap64): Call getshmlba to evaluate granularity.
	* winsup.h (getshmlba): Add declaration.
	* include/cygwin/version.h: Bump API minor number.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add CW_GET_SHMLBA.
This commit is contained in:
Corinna Vinschen
2003-11-06 14:33:16 +00:00
parent fad5aef860
commit 6ef3b76be2
7 changed files with 28 additions and 9 deletions
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8
winsup/cygwin/mmap.cc
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@@ -455,13 +455,7 @@ mmap64 (void *addr, size_t len, int prot, int flags, int fd, _off64_t off)
syscall_printf ("addr %x, len %u, prot %x, flags %x, fd %d, off %D",
addr, len, prot, flags, fd, off);
static DWORD granularity;
if (!granularity)
{
SYSTEM_INFO si;
GetSystemInfo (&si);
granularity = si.dwAllocationGranularity;
}
static DWORD granularity = getshmlba ();
/* Error conditions according to SUSv2 */
if (off % getpagesize ()