diff options
author | Christopher Faylor <me@cgf.cx> | 2011-05-30 10:52:12 +0400 |
---|---|---|
committer | Christopher Faylor <me@cgf.cx> | 2011-05-30 10:52:12 +0400 |
commit | 977ad5434cc09034e7276127e6aa10c4f88d2e3e (patch) | |
tree | 9765aa65dd3ef6ada26a06d32b085543aa1aa684 /winsup/cygwin/fork.cc | |
parent | 3a88e09e7f7239cba1cd7d9f292b0741b6ff2fd6 (diff) |
* dll_init.cc (dll_list::find_by_modname): New function to search the dll list
for a module name only (no path).
(dll_list::alloc): Initialize newly-added members of struct dll.
(dll_list::append): New function to factor out the append operation
(used by dll_list::topsort).
(dll_list::populate_deps): New function to identify dll dependencies.
(dll_list::topsort): New function to sort the dll list topologically by
dependencies.
(dll_list::topsort_visit): New helper function for the above.
* dll_init.h (dll::ndeps): New class member.
(dll::deps): Ditto.
(dll::modname): Ditto.
(dll_list::find_by_modname): New function related to topsort.
(dll_list::populate_all_deps): Ditto.
(dll_list::populate_deps): Ditto.
(dll_list::topsort): Ditto.
(dll_list::topsort_visit): Ditto.
(dll_list::append): Ditto.
(pefile): New struct allowing simple introspection of dll images.
* fork.cc (fork): Topologically sort the dll list before forking
* child_info.h (CURR_CHILD_INFO_MAGIC): Refresh.
(child_info::refresh_cygheap): New function.
* spawn.cc (spawn_guts): Call refresh_cygheap before creating a new process to
ensure that cygheap_max is up-to-date.
* fork.cc (frok::parent): Ditto.
Diffstat (limited to 'winsup/cygwin/fork.cc')
-rw-r--r-- | winsup/cygwin/fork.cc | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/winsup/cygwin/fork.cc b/winsup/cygwin/fork.cc index 9e34da60c..1dbfebeed 100644 --- a/winsup/cygwin/fork.cc +++ b/winsup/cygwin/fork.cc @@ -397,6 +397,7 @@ frok::parent (volatile char * volatile stack_here) /* Remove impersonation */ cygheap->user.deimpersonate (); fix_impersonation = true; + ch.refresh_cygheap (); while (1) { @@ -601,7 +602,6 @@ extern "C" int fork () { frok grouped; - /* No cygheap allocation beyond this point. */ debug_printf ("entering"); grouped.load_dlls = 0; @@ -635,6 +635,11 @@ fork () return -1; } + /* Put the dll list in topological dependency ordering, in + hopes that the child will have a better shot at loading dlls + properly if it only has to deal with one at a time. */ + dlls.topsort (); + ischild = !!setjmp (grouped.ch.jmp); volatile char * volatile esp; |