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* sigproc.cc (init_sig_pipe): Add retry loop.

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Christopher Faylor
2010-08-10 16:44:37 +00:00
parent 514fdad34d
commit 92514fd261
2 changed files with 8 additions and 3 deletions
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4
winsup/cygwin/ChangeLog
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@@ -1,3 +1,7 @@
2010-08-10 Christopher Faylor <me+cygwin@cgf.cx>
* sigproc.cc (init_sig_pipe): Add retry loop.
2010-08-09 Christopher Faylor <me+cygwin@cgf.cx> 2010-08-09 Christopher Faylor <me+cygwin@cgf.cx>
* cygheap.h (cygheap_fdmanip): Delete fh and use fd index into * cygheap.h (cygheap_fdmanip): Delete fh and use fd index into

5
winsup/cygwin/sigproc.cc
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@@ -1153,14 +1153,15 @@ pending_signals::next ()
/* Called separately to allow stack space reutilization by wait_sig. /* Called separately to allow stack space reutilization by wait_sig.
This function relies on the fact that it will be called after cygheap This function relies on the fact that it will be called after cygheap
has been set up. For the case of non-dynamic DLL initialization this has been set up. For the case of non-dynamic DLL initialization this
means that it relies on the implicit serialization guarantted by being means that it relies on the implicit serialization guaranteed by being
run as part of DLL_PROCESS_ATTACH. */ run as part of DLL_PROCESS_ATTACH. */
static void __attribute__ ((noinline)) static void __attribute__ ((noinline))
init_sig_pipe() init_sig_pipe()
{ {
char char_sa_buf[1024]; char char_sa_buf[1024];
PSECURITY_ATTRIBUTES sa_buf = sec_user_nih ((PSECURITY_ATTRIBUTES) char_sa_buf, cygheap->user.sid()); PSECURITY_ATTRIBUTES sa_buf = sec_user_nih ((PSECURITY_ATTRIBUTES) char_sa_buf, cygheap->user.sid());
if (!CreatePipe (&my_readsig, &my_sendsig, sa_buf, 0)) for (int i = 5; i > 0 && !CreatePipe (&my_readsig, &my_sendsig, sa_buf, 0); i--)
if (i == 1)
api_fatal ("couldn't create signal pipe, %E"); api_fatal ("couldn't create signal pipe, %E");
ProtectHandle (my_readsig); ProtectHandle (my_readsig);
} }