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* cygwin.din: add cygwin_dll_init

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* dcrt0.cc (cygwin_dll_init): new
(dll_crt0_1): short circuit if manually loaded
* path.cc (mount_info::init): don't init if manually loaded
This commit is contained in:
DJ Delorie
2000-06-08 00:55:27 +00:00
parent 6b878fd051
commit 48b8705360
4 changed files with 55 additions and 0 deletions
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44
winsup/cygwin/dcrt0.cc
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@@ -724,6 +724,10 @@ dll_crt0_1 ()
/* Initialize uid, gid. */
uinfo_init ();
/* beyond this we only do for cygwin apps or dlls */
if (dynamically_loaded)
return;
/* Initialize signal/subprocess handling. */
sigproc_init ();
@@ -842,6 +846,46 @@ dll_crt0 (per_process *uptr)
dll_crt0_1 ();
}
extern "C" void *export_malloc (unsigned int);
extern "C" void export_free (void *);
extern "C" void *export_realloc (void *, unsigned int);
extern "C" void *export_calloc (unsigned int, unsigned int);
/* This must be called by anyone who uses LoadLibrary to load cygwin1.dll */
extern "C" void cygwin_dll_init ();
void
cygwin_dll_init ()
{
static struct _reent *temp_impure;
static char **envp;
static int _fmode;
user_data->heapbase = user_data->heapptr = user_data->heaptop = NULL;
if (!DuplicateHandle (GetCurrentProcess (), GetCurrentProcess (),
GetCurrentProcess (), &hMainProc, 0, FALSE,
DUPLICATE_SAME_ACCESS))
hMainProc = GetCurrentProcess ();
DuplicateHandle (hMainProc, GetCurrentThread (), hMainProc,
&hMainThread, 0, FALSE, DUPLICATE_SAME_ACCESS);
user_data->dll_major = CYGWIN_VERSION_DLL_MAJOR;
user_data->dll_minor = CYGWIN_VERSION_DLL_MINOR;
user_data->api_major = CYGWIN_VERSION_API_MAJOR;
user_data->api_minor = CYGWIN_VERSION_API_MINOR;
user_data->magic_biscuit = sizeof (per_process);
user_data->impure_ptr_ptr = &temp_impure;
user_data->envptr = &envp;
user_data->fmode_ptr = &_fmode;
user_data->malloc = &export_malloc;
user_data->free = &export_free;
user_data->realloc = &export_realloc;
user_data->calloc = &export_calloc;
dll_crt0_1 ();
}
extern "C" void
__main (void)
{