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Throughout, change check for running under Windows NT to 'iswinnt'.

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* dcrt0.cc (set_os_type): Set 'iswinnt' appropriately.
* cygheap.cc (init_cheap): Revert to using VirtualAlloc for allocating cygheap.
(cygheap_setup_for_child_cleanup): New function.  Standard function to call
after calling CreateProcess to cleanup cygheap info passed to child.
(cygheap_fixup_in_child): Copy cygheap from shared memory into allocated space
under Windows 9x or if can't relocate shared space under NT.
* cygheap.h: Declare new function.
* spawn.cc (spawn_guts): Use cygheap_fixup_in_child.
* fork.cc (fork_parent): Ditto.
* winsup.h: Declare iswinnt.
This commit is contained in:
Christopher Faylor
2001-08-04 21:10:52 +00:00
parent 17195d08bc
commit e5ba4c060e
27 changed files with 105 additions and 76 deletions
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5
winsup/cygwin/dcrt0.cc
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@@ -156,6 +156,7 @@ do_global_ctors (void (**in_pfunc)(), int force)
/* remember the type of Win32 OS being run for future use. */
os_type NO_COPY os_being_run;
char NO_COPY osname[40];
bool iswinnt;
/* set_os_type: Set global variable os_being_run with type of Win32
operating system being run. This information is used internally
@@ -171,11 +172,13 @@ set_os_type ()
os_version_info.dwOSVersionInfoSize = sizeof (OSVERSIONINFO);
GetVersionEx (&os_version_info);
iswinnt = 0;
switch (os_version_info.dwPlatformId)
{
case VER_PLATFORM_WIN32_NT:
os_being_run = winNT;
os = "NT";
iswinnt = 1;
break;
case VER_PLATFORM_WIN32_WINDOWS:
if (os_version_info.dwMinorVersion == 0)
@@ -539,7 +542,7 @@ static NO_COPY STARTUPINFO si;
child_info_fork NO_COPY *child_proc_info = NULL;
static MEMORY_BASIC_INFORMATION sm;
#define CYGWIN_GUARD ((os_being_run == winNT) ? PAGE_GUARD : PAGE_NOACCESS)
#define CYGWIN_GUARD ((iswinnt) ? PAGE_GUARD : PAGE_NOACCESS)
// __inline__ void
extern void