This commit was manufactured by cvs2svn to create tag 'cygwin-cygwin-1_7_12-release

1_7_12-release'.

Sprout from cygwin-64bit-branch 2012-08-10 09:37:33 UTC cvs2svn 'This commit was manufactured by cvs2svn to create branch 'cygwin-64bit-'
Cherrypick from master 2012-04-03 07:28:48 UTC Corinna Vinschen <corinna@vinschen.de> '	* syscalls.cc (fhandler_base::stat_fixup): Replace string comparison':
    COPYING3
    COPYING3.LIB
    ChangeLog
    MAINTAINERS
    compile
    config.rpath
    config.sub
    config/ChangeLog
    config/mh-darwin
    config/mh-interix
    config/mh-ppc-aix
    config/mt-alphaieee
    config/mt-sde
    config/picflag.m4
    config/stdint.m4
    config/tcl.m4
    configure
    configure.ac
    include/ChangeLog
    include/bfdlink.h
    include/dis-asm.h
    include/dwarf2.h
    include/elf/ChangeLog
    include/elf/avr.h
    include/elf/common.h
    include/elf/m68hc11.h
    include/elf/ppc.h
    include/elf/s390.h
    include/elf/sparc.h
    include/filenames.h
    include/gdb/ChangeLog
    include/gdb/callback.h
    include/gdb/signals.def
    include/gdb/signals.h
    include/mach-o/ChangeLog
    include/mach-o/codesign.h
    include/mach-o/external.h
    include/mach-o/loader.h
    include/mach-o/reloc.h
    include/mach-o/x86-64.h
    include/opcode/ChangeLog
    include/opcode/avr.h
    include/opcode/m68hc11.h
    include/opcode/mips.h
    include/opcode/ppc.h
    include/opcode/sparc.h
    include/plugin-api.h
    include/splay-tree.h
    ltgcc.m4
    ltoptions.m4
    ltversion.m4
    lt~obsolete.m4
    newlib/ChangeLog
    newlib/doc/Makefile.am
    newlib/doc/Makefile.in
    newlib/libc/include/stdio.h
    newlib/libc/include/string.h
    newlib/libc/include/sys/signal.h
    newlib/libc/include/sys/stat.h
    newlib/libc/include/sys/time.h
    newlib/libc/include/sys/times.h
    newlib/libc/include/sys/types.h
    newlib/libc/include/sys/unistd.h
    newlib/libc/include/sys/wait.h
    newlib/libc/locale/lmessages.c
    newlib/libc/locale/lmonetary.c
    newlib/libc/locale/nl_langinfo.c
    newlib/libc/machine/cr16/sys/asm.h
    newlib/libc/machine/epiphany/Makefile.am
    newlib/libc/machine/epiphany/Makefile.in
    newlib/libc/machine/epiphany/aclocal.m4
    newlib/libc/machine/epiphany/configure
    newlib/libc/machine/epiphany/configure.in
    newlib/libc/machine/epiphany/machine/stdlib.h
    newlib/libc/machine/epiphany/setjmp.S
    newlib/libc/machine/rl78/Makefile.am
    newlib/libc/machine/rl78/Makefile.in
    newlib/libc/machine/rl78/aclocal.m4
    newlib/libc/machine/rl78/configure
    newlib/libc/machine/rl78/configure.in
    newlib/libc/machine/rl78/setjmp.S
    newlib/libc/posix/collate.c
    newlib/libc/posix/engine.c
    newlib/libc/posix/glob.c
    newlib/libc/posix/popen.c
    newlib/libc/posix/readdir.c
    newlib/libc/posix/regcomp.c
    newlib/libc/posix/telldir.c
    newlib/libc/posix/wordexp.c
    newlib/libc/reent/mkdirr.c
    newlib/libc/reent/renamer.c
    newlib/libc/search/hash.c
    newlib/libc/search/hash_bigkey.c
    newlib/libc/search/hash_page.c
    newlib/libc/search/hcreate_r.c
    newlib/libc/stdio/asiprintf.c
    newlib/libc/stdio/asprintf.c
    newlib/libc/stdio/clearerr.c
    newlib/libc/stdio/fclose.c
    newlib/libc/stdio/fdopen.c
    newlib/libc/stdio/feof.c
    newlib/libc/stdio/ferror.c
    newlib/libc/stdio/fflush.c
    newlib/libc/stdio/fgetc.c
    newlib/libc/stdio/fgets.c
    newlib/libc/stdio/fgetwc.c
    newlib/libc/stdio/fgetws.c
    newlib/libc/stdio/fileno.c
    newlib/libc/stdio/findfp.c
    newlib/libc/stdio/fmemopen.c
    newlib/libc/stdio/fopen.c
    newlib/libc/stdio/fopencookie.c
    newlib/libc/stdio/fpurge.c
    newlib/libc/stdio/fputc.c
    newlib/libc/stdio/fputs.c
    newlib/libc/stdio/fputwc.c
    newlib/libc/stdio/fputws.c
    newlib/libc/stdio/fread.c
    newlib/libc/stdio/freopen.c
    newlib/libc/stdio/fseek.c
    newlib/libc/stdio/ftell.c
    newlib/libc/stdio/funopen.c
    newlib/libc/stdio/fwide.c
    newlib/libc/stdio/fwrite.c
    newlib/libc/stdio/getc.c
    newlib/libc/stdio/getdelim.c
    newlib/libc/stdio/gets.c
    newlib/libc/stdio/local.h
    newlib/libc/stdio/mktemp.c
    newlib/libc/stdio/open_memstream.c
    newlib/libc/stdio/putc.c
    newlib/libc/stdio/setvbuf.c
    newlib/libc/stdio/ungetc.c
    newlib/libc/stdio/ungetwc.c
    newlib/libc/stdio/vasiprintf.c
    newlib/libc/stdio/vasprintf.c
    newlib/libc/stdio/vfprintf.c
    newlib/libc/stdio/vfscanf.c
    newlib/libc/stdio/vfwprintf.c
    newlib/libc/stdio/vfwscanf.c
    newlib/libc/stdio64/fdopen64.c
    newlib/libc/stdio64/fopen64.c
    newlib/libc/stdio64/freopen64.c
    newlib/libc/stdio64/fseeko64.c
    newlib/libc/stdio64/ftello64.c
    newlib/libc/stdlib/mbtowc_r.c
    newlib/libc/stdlib/mprec.h
    newlib/libc/stdlib/wctomb_r.c
    newlib/libc/string/Makefile.am
    newlib/libc/string/Makefile.in
    newlib/libc/string/strcasestr.c
    newlib/libc/sys/epiphany/Makefile.am
    newlib/libc/sys/epiphany/Makefile.in
    newlib/libc/sys/epiphany/aclocal.m4
    newlib/libc/sys/epiphany/configure
    newlib/libc/sys/epiphany/configure.in
    newlib/libc/sys/epiphany/e_printf.c
    newlib/libc/sys/rtems/crt0.c
    newlib/libc/sys/rtems/machine/_types.h
    newlib/libc/sys/sysnecv850/crt0.S
    newlib/libc/time/strptime.c
    newlib/libm/common/sf_round.c
    newlib/libm/math/e_atan2.c
    newlib/libm/math/e_exp.c
    newlib/libm/math/e_pow.c
    newlib/libm/math/e_rem_pio2.c
    newlib/libm/math/ef_exp.c
    newlib/libm/math/ef_pow.c
    newlib/libm/math/er_lgamma.c
    newlib/libm/math/erf_lgamma.c
    newlib/testsuite/newlib.stdio/stdio.exp
    newlib/testsuite/newlib.stdio/swprintf.c
    newlib/testsuite/newlib.string/strcmp-1.c
    winsup/ChangeLog
    winsup/Makefile.common
    winsup/cygserver/ChangeLog
    winsup/cygserver/woutsup.h
    winsup/cygwin/ChangeLog
    winsup/cygwin/Makefile.in
    winsup/cygwin/advapi32.cc
    winsup/cygwin/child_info.h
    winsup/cygwin/configure.in
    winsup/cygwin/cygheap.cc
    winsup/cygwin/cygheap.h
    winsup/cygwin/cygserver_ipc.h
    winsup/cygwin/cygthread.cc
    winsup/cygwin/cygtls.cc
    winsup/cygwin/cygtls.h
    winsup/cygwin/cygwin.din
    winsup/cygwin/cygwin.sc
    winsup/cygwin/dcrt0.cc
    winsup/cygwin/devices.cc
    winsup/cygwin/devices.in
    winsup/cygwin/dll_init.cc
    winsup/cygwin/dtable.cc
    winsup/cygwin/dtable.h
    winsup/cygwin/environ.cc
    winsup/cygwin/exceptions.cc
    winsup/cygwin/external.cc
    winsup/cygwin/fenv.cc
    winsup/cygwin/fhandler.cc
    winsup/cygwin/fhandler.h
    winsup/cygwin/fhandler_clipboard.cc
    winsup/cygwin/fhandler_console.cc
    winsup/cygwin/fhandler_disk_file.cc
    winsup/cygwin/fhandler_dsp.cc
    winsup/cygwin/fhandler_fifo.cc
    winsup/cygwin/fhandler_mem.cc
    winsup/cygwin/fhandler_nodevice.cc
    winsup/cygwin/fhandler_procnet.cc
    winsup/cygwin/fhandler_registry.cc
    winsup/cygwin/fhandler_serial.cc
    winsup/cygwin/fhandler_socket.cc
    winsup/cygwin/fhandler_tape.cc
    winsup/cygwin/fhandler_termios.cc
    winsup/cygwin/fhandler_tty.cc
    winsup/cygwin/fhandler_virtual.cc
    winsup/cygwin/fhandler_windows.cc
    winsup/cygwin/flock.cc
    winsup/cygwin/fork.cc
    winsup/cygwin/gendef
    winsup/cygwin/gentls_offsets
    winsup/cygwin/globals.cc
    winsup/cygwin/heap.cc
    winsup/cygwin/hookapi.cc
    winsup/cygwin/include/cygwin/if.h
    winsup/cygwin/include/cygwin/in.h
    winsup/cygwin/include/cygwin/socket.h
    winsup/cygwin/include/cygwin/version.h
    winsup/cygwin/include/elf.h
    winsup/cygwin/include/inttypes.h
    winsup/cygwin/include/mntent.h
    winsup/cygwin/include/netdb.h
    winsup/cygwin/include/stdint.h
    winsup/cygwin/include/sys/elf32.h
    winsup/cygwin/include/sys/elf64.h
    winsup/cygwin/include/sys/elf_common.h
    winsup/cygwin/include/sys/elf_generic.h
    winsup/cygwin/include/sys/wait.h
    winsup/cygwin/kernel32.cc
    winsup/cygwin/lib/_cygwin_crt0_common.cc
    winsup/cygwin/lib/crt0.h
    winsup/cygwin/libc/inet_addr.c
    winsup/cygwin/libc/inet_network.c
    winsup/cygwin/libc/minires-os-if.c
    winsup/cygwin/libc/minires.h
    winsup/cygwin/libc/rcmd.cc
    winsup/cygwin/miscfuncs.cc
    winsup/cygwin/miscfuncs.h
    winsup/cygwin/mkvers.sh
    winsup/cygwin/mmap.cc
    winsup/cygwin/mount.cc
    winsup/cygwin/mount.h
    winsup/cygwin/net.cc
    winsup/cygwin/ntdll.h
    winsup/cygwin/passwd.cc
    winsup/cygwin/path.cc
    winsup/cygwin/path.h
    winsup/cygwin/pinfo.cc
    winsup/cygwin/pipe.cc
    winsup/cygwin/poll.cc
    winsup/cygwin/posix.sgml
    winsup/cygwin/posix_ipc.cc
    winsup/cygwin/pseudo-reloc.cc
    winsup/cygwin/regex/regcomp.c
    winsup/cygwin/registry.cc
    winsup/cygwin/release/1.7.10
    winsup/cygwin/release/1.7.11
    winsup/cygwin/release/1.7.12
    winsup/cygwin/sched.cc
    winsup/cygwin/sec_helper.cc
    winsup/cygwin/security.cc
    winsup/cygwin/security.h
    winsup/cygwin/select.cc
    winsup/cygwin/select.h
    winsup/cygwin/shared.cc
    winsup/cygwin/signal.cc
    winsup/cygwin/sigproc.cc
    winsup/cygwin/sigproc.h
    winsup/cygwin/smallprint.cc
    winsup/cygwin/spawn.cc
    winsup/cygwin/strace.cc
    winsup/cygwin/strfuncs.cc
    winsup/cygwin/syscalls.cc
    winsup/cygwin/syslog.cc
    winsup/cygwin/thread.cc
    winsup/cygwin/thread.h
    winsup/cygwin/tlsoffsets.h
    winsup/cygwin/wait.cc
    winsup/cygwin/winbase.h
    winsup/cygwin/wincap.cc
    winsup/cygwin/wincap.h
    winsup/cygwin/winlean.h
    winsup/cygwin/winsup.h
    winsup/doc/ChangeLog
    winsup/doc/configure
    winsup/doc/cygwinenv.sgml
    winsup/doc/faq-programming.xml
    winsup/doc/faq-using.xml
    winsup/doc/new-features.sgml
    winsup/doc/overview2.sgml
    winsup/doc/pathnames.sgml
    winsup/doc/setup-net.sgml
    winsup/doc/using.sgml
    winsup/lsaauth/ChangeLog
    winsup/lsaauth/Makefile.in
    winsup/lsaauth/cyglsa.c
    winsup/lsaauth/cyglsa64.dll
    winsup/lsaauth/make-64bit-version-with-mingw-w64.sh
    winsup/mingw/ChangeLog
    winsup/mingw/configure
    winsup/mingw/configure.in
    winsup/mingw/include/_mingw.h
    winsup/mingw/include/excpt.h
    winsup/mingw/include/inttypes.h
    winsup/mingw/include/limits.h
    winsup/mingw/include/process.h
    winsup/mingw/include/stdint.h
    winsup/mingw/include/stdio.h
    winsup/mingw/include/stdlib.h
    winsup/mingw/include/sys/param.h
    winsup/mingw/include/wchar.h
    winsup/mingw/mingwex/Makefile.in
    winsup/mingw/mingwex/gdtoa/gd_qnan.h
    winsup/mingw/mingwex/tsearch.c
    winsup/mingw/profile/Makefile.in
    winsup/testsuite/ChangeLog
    winsup/testsuite/configure
    winsup/utils/ChangeLog
    winsup/utils/Makefile.in
    winsup/utils/bloda.cc
    winsup/utils/cygcheck.cc
    winsup/utils/cygpath.cc
    winsup/utils/dump_setup.cc
    winsup/utils/dumper.cc
    winsup/utils/locale.cc
    winsup/utils/mkgroup.c
    winsup/utils/mkpasswd.c
    winsup/utils/ps.cc
    winsup/utils/regtool.cc
    winsup/utils/strace.cc
    winsup/w32api/ChangeLog
    winsup/w32api/include/setupapi.h
    winsup/w32api/include/winbase.h
    winsup/w32api/include/windows.h
    winsup/w32api/include/winnt.h
    winsup/w32api/include/winsock.h
    winsup/w32api/include/winsock2.h
    winsup/w32api/include/winuser.h
    winsup/w32api/include/winver.h
    winsup/w32api/include/wtsapi32.h
    winsup/w32api/lib/Makefile.in
    winsup/w32api/lib/kernel32.def
    winsup/w32api/lib/wtsapi32.def
Delete:
    config/asmcfi.m4
    config/math.m4
    config/mmap.m4
    config/weakref.m4
    include/dwarf2.def
    include/elf/xgate.h
    include/gdb/gdb-index.h
    include/leb128.h
    include/opcode/xgate.h
    newlib/libc/string/memrchr.c
    winsup/cygwin/DevNotes
    winsup/cygwin/cygwait.cc
    winsup/cygwin/cygwait.h
    winsup/cygwin/include/machine/elf.h
    winsup/cygwin/include/sys/elf.h
    winsup/mingw/mingwex/membarrier.c
    winsup/w32api/include/sdkddkver.h
    winsup/w32api/include/shobjidl.h
    winsup/w32api/lib/shobjidl-uuid.c

1 files changed, 86 insertions, 12 deletions

diff --git a/winsup/cygwin/cygtls.cc b/winsup/cygwin/cygtls.cc
index abda77c5f..9d5d4ab50 100644
--- a/winsup/cygwin/cygtls.cc
+++ b/winsup/cygwin/cygtls.cc
@@ -19,6 +19,39 @@ details. */
 #include "sigproc.h"
 #include "exception.h"
 
+class sentry
+{
+  static muto lock;
+  int destroy;
+public:
+  void init ();
+  bool acquired () {return lock.acquired ();}
+  sentry () {destroy = 0;}
+  sentry (DWORD wait) {destroy = lock.acquire (wait);}
+  ~sentry () {if (destroy) lock.release ();}
+  friend void _cygtls::init ();
+};
+
+muto NO_COPY sentry::lock;
+
+static size_t NO_COPY nthreads;
+
+#define THREADLIST_CHUNK 256
+
+void
+_cygtls::init ()
+{
+  if (cygheap->threadlist)
+    memset (cygheap->threadlist, 0, cygheap->sthreads * sizeof (cygheap->threadlist[0]));
+  else
+    {
+      cygheap->sthreads = THREADLIST_CHUNK;
+      cygheap->threadlist = (_cygtls **) ccalloc_abort (HEAP_TLS, cygheap->sthreads,
+							sizeof (cygheap->threadlist[0]));
+    }
+  sentry::lock.init ("sentry_lock");
+}
+
 /* Two calls to get the stack right... */
 void
 _cygtls::call (DWORD (*func) (void *, void *), void *arg)
@@ -48,9 +81,7 @@ const wchar_t *well_known_dlls[] =
   L"kernel32.dll",
   L"mswsock.dll",
   L"ntdll.dll",
-  L"ole32.dll",
   L"shlwapi.dll",
-  L"wbemprox.dll",
   L"ws2_32.dll",
 };
 
@@ -134,7 +165,18 @@ _cygtls::init_thread (void *x, DWORD (*func) (void *, void *))
       || (void *) func == (void *) cygthread::simplestub)
     return;
 
-  cygheap->add_tls (this);
+  cygheap->user.reimpersonate ();
+
+  sentry here (INFINITE);
+  if (nthreads >= cygheap->sthreads)
+    {
+      cygheap->threadlist = (_cygtls **)
+	crealloc_abort (cygheap->threadlist, (cygheap->sthreads += THREADLIST_CHUNK)
+			* sizeof (cygheap->threadlist[0]));
+      memset (cygheap->threadlist + nthreads, 0, THREADLIST_CHUNK * sizeof (cygheap->threadlist[0]));
+    }
+
+  cygheap->threadlist[nthreads++] = this;
 }
 
 void
@@ -146,7 +188,6 @@ _cygtls::fixup_after_fork ()
       sig = 0;
     }
   stacklock = spinning = 0;
-  signal_arrived = NULL;
   locals.select.sockevt = NULL;
   locals.cw_timer = NULL;
   wq.thread_ev = NULL;
@@ -171,13 +212,6 @@ _cygtls::remove (DWORD wait)
   /* FIXME: Need some sort of atthreadexit function to allow things like
      select to control this themselves. */
 
-  if (signal_arrived)
-    {
-      HANDLE h = signal_arrived;
-      signal_arrived = NULL;
-      CloseHandle (h);
-    }
-
   /* Close handle and free memory used by select. */
   if (locals.select.sockevt)
     {
@@ -193,7 +227,22 @@ _cygtls::remove (DWORD wait)
   free_local (hostent_buf);
   /* Free temporary TLS path buffers. */
   locals.pathbufs.destroy ();
-  cygheap->remove_tls (this, wait);
+
+  do
+    {
+      sentry here (wait);
+      if (here.acquired ())
+	{
+	  for (size_t i = 0; i < nthreads; i++)
+	    if (this == cygheap->threadlist[i])
+	      {
+		if (i < --nthreads)
+		  cygheap->threadlist[i] = cygheap->threadlist[nthreads];
+		debug_printf ("removed %p element %d", this, i);
+		break;
+	      }
+	}
+    } while (0);
   remove_wq (wait);
 }
 
@@ -203,6 +252,31 @@ _cygtls::push (__stack_t addr)
   *stackptr++ = (__stack_t) addr;
 }
 
+
+_cygtls *
+_cygtls::find_tls (int sig)
+{
+  static int NO_COPY threadlist_ix;
+
+  debug_printf ("signal %d\n", sig);
+  sentry here (INFINITE);
+
+  _cygtls *res = NULL;
+  threadlist_ix = -1;
+
+  myfault efault;
+  if (efault.faulted ())
+    cygheap->threadlist[threadlist_ix]->remove (INFINITE);
+
+  while (++threadlist_ix < (int) nthreads)
+    if (sigismember (&(cygheap->threadlist[threadlist_ix]->sigwait_mask), sig))
+      {
+	res = cygheap->threadlist[threadlist_ix];
+	break;
+      }
+  return res;
+}
+
 void
 _cygtls::set_siginfo (sigpacket *pack)
 {