Add rationale for the MAP_ANONYMOUS vs. MAP_ANON flags.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7368 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman 2003-07-28 19:26:19 +00:00
parent 79223edea6
commit fd31a78124

View File

@ -73,6 +73,7 @@ static void *getMemory(unsigned NumPages) {
static const long pageSize = sysconf(_SC_PAGESIZE); static const long pageSize = sysconf(_SC_PAGESIZE);
#if defined(i386) || defined(__i386__) || defined(__x86__) #if defined(i386) || defined(__i386__) || defined(__x86__)
/* Linux and *BSD tend to have these flags named differently. */
#if defined(MAP_ANON) && !defined(MAP_ANONYMOUS) #if defined(MAP_ANON) && !defined(MAP_ANONYMOUS)
# define MAP_ANONYMOUS MAP_ANON # define MAP_ANONYMOUS MAP_ANON
#endif #endif