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* cygtls.h (_local_storage::unknown_thread_name): New buffer.

Browse Source 
* tlsoffsets.h: Regenerate.
* cygthread.cc (cygthread::name): Use new thread-local buffer.
* exceptions.cc (handle_exceptions): Avoid unnecessary initialization of static
variables to zero.
* fork.cc (slow_pid_reuse) Ditto.
This commit is contained in:
Christopher Faylor 2005-05-18 23:30:02 +00:00
parent 0a99fce172
commit 24515d6563
6 changed files with 75 additions and 65 deletions
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10
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,12 @@
2005-05-18 Christopher Faylor <cgf@timesys.com>
* cygtls.h (_local_storage::unknown_thread_name): New buffer.
* tlsoffsets.h: Regenerate.
* cygthread.cc (cygthread::name): Use new thread-local buffer.
* exceptions.cc (handle_exceptions): Avoid unnecessary initialization
of static variables to zero.
* fork.cc (slow_pid_reuse) Ditto.
2005-05-18 Corinna Vinschen <corinna@vinschen.de> 2005-05-18 Corinna Vinschen <corinna@vinschen.de>
* mmap.cc (mmap64): Avoid compiler warning. * mmap.cc (mmap64): Avoid compiler warning.
@ -234,7 +243,6 @@
* fhandler_socket.cc (get_inet_addr): Add missing __seterrno call. * fhandler_socket.cc (get_inet_addr): Add missing __seterrno call.
2005-05-01 Christopher Faylor <cgf@timesys.com> 2005-05-01 Christopher Faylor <cgf@timesys.com>
* fhandler_tty.cc (fhandler_tty_slave::read): Actually read input when * fhandler_tty.cc (fhandler_tty_slave::read): Actually read input when

5
winsup/cygwin/cygthread.cc
View File

@ -210,9 +210,8 @@ cygthread::name (DWORD tid)
if (!res) if (!res)
{ {
static char buf[30] NO_COPY = {0}; __small_sprintf (_my_tls.locals.unknown_thread_name, "unknown (%p)", tid);
__small_sprintf (buf, "unknown (%p)", tid); res = _my_tls.locals.unknown_thread_name;
res = buf;
} }
return res; return res;

3
winsup/cygwin/cygtls.h
View File

@ -92,6 +92,9 @@ struct _local_storage
struct servent *servent_buf; // note: malloced struct servent *servent_buf; // note: malloced
struct hostent *hostent_buf; // note: malloced struct hostent *hostent_buf; // note: malloced
char signamebuf[sizeof ("Unknown signal 4294967295 ")]; char signamebuf[sizeof ("Unknown signal 4294967295 ")];
/* cygthread.cc */
char unknown_thread_name[30];
}; };
typedef struct struct_waitq typedef struct struct_waitq

4
winsup/cygwin/exceptions.cc
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@ -388,8 +388,8 @@ extern "C" DWORD __stdcall RtlUnwind (void *, void *, void *, DWORD);
static int static int
handle_exceptions (EXCEPTION_RECORD *e0, void *frame, CONTEXT *in0, void *) handle_exceptions (EXCEPTION_RECORD *e0, void *frame, CONTEXT *in0, void *)
{ {
static bool NO_COPY debugging = false; static bool NO_COPY debugging;
static int NO_COPY recursed = 0; static int NO_COPY recursed;
if (debugging && ++debugging < 500000) if (debugging && ++debugging < 500000)
{ {

4
winsup/cygwin/fork.cc
View File

@ -252,8 +252,8 @@ fork_child (HANDLE& hParent, dll *&first_dll, bool& load_dlls)
static void static void
slow_pid_reuse (HANDLE h) slow_pid_reuse (HANDLE h)
{ {
static NO_COPY HANDLE last_fork_procs[NPIDS_HELD] = {0}; static NO_COPY HANDLE last_fork_procs[NPIDS_HELD];
static NO_COPY unsigned nfork_procs = 0; static NO_COPY unsigned nfork_procs;
if (nfork_procs >= (sizeof (last_fork_procs) / sizeof (last_fork_procs [0]))) if (nfork_procs >= (sizeof (last_fork_procs) / sizeof (last_fork_procs [0])))
nfork_procs = 0; nfork_procs = 0;

114
winsup/cygwin/tlsoffsets.h
View File

@ -1,117 +1,117 @@
//;# autogenerated: Do not edit. //;# autogenerated: Do not edit.
//; $tls::sizeof__cygtls = 3936; //; $tls::sizeof__cygtls = 3964;
//; $tls::func = -3936; //; $tls::func = -3964;
//; $tls::pfunc = 0; //; $tls::pfunc = 0;
//; $tls::saved_errno = -3932; //; $tls::saved_errno = -3960;
//; $tls::psaved_errno = 4; //; $tls::psaved_errno = 4;
//; $tls::sa_flags = -3928; //; $tls::sa_flags = -3956;
//; $tls::psa_flags = 8; //; $tls::psa_flags = 8;
//; $tls::oldmask = -3924; //; $tls::oldmask = -3952;
//; $tls::poldmask = 12; //; $tls::poldmask = 12;
//; $tls::deltamask = -3920; //; $tls::deltamask = -3948;
//; $tls::pdeltamask = 16; //; $tls::pdeltamask = 16;
//; $tls::event = -3916; //; $tls::event = -3944;
//; $tls::pevent = 20; //; $tls::pevent = 20;
//; $tls::errno_addr = -3912; //; $tls::errno_addr = -3940;
//; $tls::perrno_addr = 24; //; $tls::perrno_addr = 24;
//; $tls::initialized = -3908; //; $tls::initialized = -3936;
//; $tls::pinitialized = 28; //; $tls::pinitialized = 28;
//; $tls::sigmask = -3904; //; $tls::sigmask = -3932;
//; $tls::psigmask = 32; //; $tls::psigmask = 32;
//; $tls::sigwait_mask = -3900; //; $tls::sigwait_mask = -3928;
//; $tls::psigwait_mask = 36; //; $tls::psigwait_mask = 36;
//; $tls::sigwait_info = -3896; //; $tls::sigwait_info = -3924;
//; $tls::psigwait_info = 40; //; $tls::psigwait_info = 40;
//; $tls::threadkill = -3892; //; $tls::threadkill = -3920;
//; $tls::pthreadkill = 44; //; $tls::pthreadkill = 44;
//; $tls::infodata = -3888; //; $tls::infodata = -3916;
//; $tls::pinfodata = 48; //; $tls::pinfodata = 48;
//; $tls::tid = -3740; //; $tls::tid = -3768;
//; $tls::ptid = 196; //; $tls::ptid = 196;
//; $tls::local_clib = -3736; //; $tls::local_clib = -3764;
//; $tls::plocal_clib = 200; //; $tls::plocal_clib = 200;
//; $tls::__dontuse = -3736; //; $tls::__dontuse = -3764;
//; $tls::p__dontuse = 200; //; $tls::p__dontuse = 200;
//; $tls::locals = -2672; //; $tls::locals = -2700;
//; $tls::plocals = 1264; //; $tls::plocals = 1264;
//; $tls::_ctinfo = -1084; //; $tls::_ctinfo = -1084;
//; $tls::p_ctinfo = 2852; //; $tls::p_ctinfo = 2880;
//; $tls::wq = -1080; //; $tls::wq = -1080;
//; $tls::pwq = 2856; //; $tls::pwq = 2884;
//; $tls::prev = -1052; //; $tls::prev = -1052;
//; $tls::pprev = 2884; //; $tls::pprev = 2912;
//; $tls::next = -1048; //; $tls::next = -1048;
//; $tls::pnext = 2888; //; $tls::pnext = 2916;
//; $tls::stackptr = -1044; //; $tls::stackptr = -1044;
//; $tls::pstackptr = 2892; //; $tls::pstackptr = 2920;
//; $tls::sig = -1040; //; $tls::sig = -1040;
//; $tls::psig = 2896; //; $tls::psig = 2924;
//; $tls::incyg = -1036; //; $tls::incyg = -1036;
//; $tls::pincyg = 2900; //; $tls::pincyg = 2928;
//; $tls::spinning = -1032; //; $tls::spinning = -1032;
//; $tls::pspinning = 2904; //; $tls::pspinning = 2932;
//; $tls::stacklock = -1028; //; $tls::stacklock = -1028;
//; $tls::pstacklock = 2908; //; $tls::pstacklock = 2936;
//; $tls::stack = -1024; //; $tls::stack = -1024;
//; $tls::pstack = 2912; //; $tls::pstack = 2940;
//; $tls::padding = 0; //; $tls::padding = 0;
//; $tls::ppadding = 3936; //; $tls::ppadding = 3964;
//; __DATA__ //; __DATA__
#define tls_func (-3936) #define tls_func (-3964)
#define tls_pfunc (0) #define tls_pfunc (0)
#define tls_saved_errno (-3932) #define tls_saved_errno (-3960)
#define tls_psaved_errno (4) #define tls_psaved_errno (4)
#define tls_sa_flags (-3928) #define tls_sa_flags (-3956)
#define tls_psa_flags (8) #define tls_psa_flags (8)
#define tls_oldmask (-3924) #define tls_oldmask (-3952)
#define tls_poldmask (12) #define tls_poldmask (12)
#define tls_deltamask (-3920) #define tls_deltamask (-3948)
#define tls_pdeltamask (16) #define tls_pdeltamask (16)
#define tls_event (-3916) #define tls_event (-3944)
#define tls_pevent (20) #define tls_pevent (20)
#define tls_errno_addr (-3912) #define tls_errno_addr (-3940)
#define tls_perrno_addr (24) #define tls_perrno_addr (24)
#define tls_initialized (-3908) #define tls_initialized (-3936)
#define tls_pinitialized (28) #define tls_pinitialized (28)
#define tls_sigmask (-3904) #define tls_sigmask (-3932)
#define tls_psigmask (32) #define tls_psigmask (32)
#define tls_sigwait_mask (-3900) #define tls_sigwait_mask (-3928)
#define tls_psigwait_mask (36) #define tls_psigwait_mask (36)
#define tls_sigwait_info (-3896) #define tls_sigwait_info (-3924)
#define tls_psigwait_info (40) #define tls_psigwait_info (40)
#define tls_threadkill (-3892) #define tls_threadkill (-3920)
#define tls_pthreadkill (44) #define tls_pthreadkill (44)
#define tls_infodata (-3888) #define tls_infodata (-3916)
#define tls_pinfodata (48) #define tls_pinfodata (48)
#define tls_tid (-3740) #define tls_tid (-3768)
#define tls_ptid (196) #define tls_ptid (196)
#define tls_local_clib (-3736) #define tls_local_clib (-3764)
#define tls_plocal_clib (200) #define tls_plocal_clib (200)
#define tls___dontuse (-3736) #define tls___dontuse (-3764)
#define tls_p__dontuse (200) #define tls_p__dontuse (200)
#define tls_locals (-2672) #define tls_locals (-2700)
#define tls_plocals (1264) #define tls_plocals (1264)
#define tls__ctinfo (-1084) #define tls__ctinfo (-1084)
#define tls_p_ctinfo (2852) #define tls_p_ctinfo (2880)
#define tls_wq (-1080) #define tls_wq (-1080)
#define tls_pwq (2856) #define tls_pwq (2884)
#define tls_prev (-1052) #define tls_prev (-1052)
#define tls_pprev (2884) #define tls_pprev (2912)
#define tls_next (-1048) #define tls_next (-1048)
#define tls_pnext (2888) #define tls_pnext (2916)
#define tls_stackptr (-1044) #define tls_stackptr (-1044)
#define tls_pstackptr (2892) #define tls_pstackptr (2920)
#define tls_sig (-1040) #define tls_sig (-1040)
#define tls_psig (2896) #define tls_psig (2924)
#define tls_incyg (-1036) #define tls_incyg (-1036)
#define tls_pincyg (2900) #define tls_pincyg (2928)
#define tls_spinning (-1032) #define tls_spinning (-1032)
#define tls_pspinning (2904) #define tls_pspinning (2932)
#define tls_stacklock (-1028) #define tls_stacklock (-1028)
#define tls_pstacklock (2908) #define tls_pstacklock (2936)
#define tls_stack (-1024) #define tls_stack (-1024)
#define tls_pstack (2912) #define tls_pstack (2940)
#define tls_padding (0) #define tls_padding (0)
#define tls_ppadding (3936) #define tls_ppadding (3964)