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* cygheap.cc (cygheap_fixup_in_child): Clear cygheap->base so that heap is not

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forced to start at the same place in execed process.
* heap.cc: Remove brk* macros for clarity throughout.
* heap.h: Ditto.
* shared.cc (shared_info::initialize): Move heap_chunk test into
heap_chunk_size().
(heap_chunk_size): Check for chunk size here.  Don't go to registry if
heap_chunk_in_mb is already set.
* smallprint.c (console_printf): Add Windows 95 concessions.
This commit is contained in:
Christopher Faylor
2001-09-09 19:06:50 +00:00
parent c386775867
commit de05a524ca
8 changed files with 82 additions and 65 deletions
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38
winsup/cygwin/shared.cc
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@@ -103,8 +103,6 @@ open_shared (const char *name, HANDLE &shared_h, DWORD size, void *addr)
void
shared_info::initialize ()
{
/* Ya, Win32 provides a way for a dll to watch when it's first loaded.
We may eventually want to use it but for now we have this. */
if (inited)
{
if (inited != SHAREDVER)
@@ -120,23 +118,6 @@ shared_info::initialize ()
/* Initialize tty table. */
tty.init ();
/* Fetch misc. registry entries. */
reg_key reg (KEY_READ, NULL);
/* Note that reserving a huge amount of heap space does not result in
the use of swap since we are not committing it. */
/* FIXME: We should not be restricted to a fixed size heap no matter
what the fixed size is. */
heap_chunk_in_mb = reg.get_int ("heap_chunk_in_mb", 256);
if (heap_chunk_in_mb < 4)
{
heap_chunk_in_mb = 4;
reg.set_int ("heap_chunk_in_mb", heap_chunk_in_mb);
}
inited = SHAREDVER;
}
@@ -198,6 +179,25 @@ shared_terminate ()
unsigned
shared_info::heap_chunk_size ()
{
if (!heap_chunk_in_mb)
{
/* Fetch misc. registry entries. */
reg_key reg (KEY_READ, NULL);
/* Note that reserving a huge amount of heap space does not result in
the use of swap since we are not committing it. */
/* FIXME: We should not be restricted to a fixed size heap no matter
what the fixed size is. */
heap_chunk_in_mb = reg.get_int ("heap_chunk_in_mb", 256);
if (heap_chunk_in_mb < 4)
{
heap_chunk_in_mb = 4;
reg.set_int ("heap_chunk_in_mb", heap_chunk_in_mb);
}
}
return heap_chunk_in_mb << 20;
}