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newlib/winsup/cygwin/debug.h

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import winsup-2000-02-17 snapshot
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/* debug.h
Copyright 1998, 1999, 2000 Cygnus Solutions.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#ifndef MALLOC_DEBUG
#define MALLOC_CHECK do {} while (0)
#else
* dlmalloc.c: New file. Port of Doug Lea's malloc * dlmalloc.h: Ditto. * Makefile.in: Add support for MALLOC_DEBUG * config.h.in: Ditto. * winsup.h: Ditto. * configure.in: Add --enable-malloc-debugging option. * configure: Regenerate. * debug.h: Include declarations for debugging malloc. * tty.cc (grantpt): Fix definition. (unlockpt): Ditto.
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#include <stdlib.h>
#include "dlmalloc.h"
import winsup-2000-02-17 snapshot
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#define MALLOC_CHECK ({\
debug_printf ("checking malloc pool");\
(void)mallinfo ();\
})
#endif
extern "C" {
* Makefile.in: Remove some obsolete stuff. * dcrt0.cc (dll_crt0_1): Call signal_fixup_after_exec where appropriate. Set myself->uid from parent version. Just use ThreadItem Init method. Close or store hexec_proc as appropriate. (_dll_crt0): Store user_data->forkee here so that proper tests can be made subsequently. (do_exit): Remove hExeced stuff. * environ.cc (environ_init): Accept environ count as well as environ pointer. * environ.h: Reflect above change. * pinfo.cc (pinfo_init): Ditto. Accept environ count. (fixup_in_spawned_child): Remove. * spawn.cc (spawn_guts): Move signal code to dll_crt0_1. Don't suspend execing process since it is no longer necessary. Store envc. * exceptions.cc (signal_fixup_after_exec): New function. (call_handler): Remove hExeced test. * child_info.h (cygheap_exec_info): Store envc as well as envp. (child_info_spawn): Store hexec_proc so that it can be closed in child. * path.cc (normalize_posix_path): Avoid intermediate use of temporary cwd buf. (normalize_win32_path): Ditto. (cwdstuff::get_initial): Always set lock. * sigproc.h: Remove hExeced. * strace.cc (strace::vsprntf): Modify to accomodate for lack of hExeced. * thread.cc (MTinterface::Init): Merge Init1 and ClearReent into this method. (MTinterface::Init1): Eliminate. (MTinterface::ClearReent): Eliminate. * thread.h: Reflect above changes. * include/sys/strace.h (strace): Make microseconds() public. Make various functions 'regparm', throughout. * pinfo.h (_pinfo): Inline simple signal manipulation functions. Requires inclusion of thread.h which was removed from .cc files, where appropriate. throughout. * pinfo.cc: Eliminate signal manipulation functions. (_pinfo::exit): Calculate total rusage for exiting process here. * cygheap.cc (size2bucket): Eliminate. (init_buckets): Ditto. (_cmalloc): Calculate size and bits in a loop rather than going through a function call. (_crealloc): Use stored array index to calculate allocated size. * spawn.cc (spawn_guts): Use _pinfo exit method to exit, calculating cpu usage.
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DWORD __stdcall WFSO (HANDLE, DWORD) __attribute__ ((regparm(2)));
DWORD __stdcall WFMO (DWORD, CONST HANDLE *, BOOL, DWORD) __attribute__ ((regparm(3)));
import winsup-2000-02-17 snapshot
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}
#define WaitForSingleObject WFSO
#define WaitForMultipleObject WFMO
#if !defined(_DEBUG_H_)
#define _DEBUG_H_
void threadname_init ();
* debug.h: Add regparm attributes to some functions. * signal.cc (sigaction): Don't treat SIGCONT specially. * exceptions.cc (interrupt_setup): Save sa_flags of interrupted signal for later use. (sig_handler): Default any stopping signal to SIGSTOP. (call_signal_handler): New function. (sigdelayed0): New function. * sigproc.cc (sigproc_init): Initialize SIGSTOP sigaction for special behavior. * sigproc.h: Define call_signal_handler. * syscalls.cc (_read): Allow restartable signal behavior.
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HANDLE __stdcall makethread (LPTHREAD_START_ROUTINE, LPVOID, DWORD, const char *) __attribute__ ((regparm(3)));
const char * __stdcall threadname (DWORD, int lockit = TRUE) __attribute__ ((regparm(2)));
void __stdcall regthread (const char *, DWORD) __attribute__ ((regparm(1)));
Fix final round of gcc warnings relating to unused parameters. * debug.cc (iscygthread): New function. * debug.h: Declare it. * exceptions.cc (set_process_mask): Flush pending signals. (handle_sigsuspend): No need to flush pending signals. (call_handler): Refine previous tests of muto ownership. Only clear wait()'s when we have definitely responded to a signal. * fhandler_console.cc (fhandler_console::read): Don't set EINTR if executing in a "cygwin" thread. * sigproc.cc (proc_subproc): Use second argument to control whether CLEARWAIT actually sets "signalled" flag. * sync.h (muto): Add 'unstable' method.
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int __stdcall iscygthread ();
import winsup-2000-02-17 snapshot
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#ifndef DEBUGGING
* Makefile.in: Remove some obsolete stuff. * dcrt0.cc (dll_crt0_1): Call signal_fixup_after_exec where appropriate. Set myself->uid from parent version. Just use ThreadItem Init method. Close or store hexec_proc as appropriate. (_dll_crt0): Store user_data->forkee here so that proper tests can be made subsequently. (do_exit): Remove hExeced stuff. * environ.cc (environ_init): Accept environ count as well as environ pointer. * environ.h: Reflect above change. * pinfo.cc (pinfo_init): Ditto. Accept environ count. (fixup_in_spawned_child): Remove. * spawn.cc (spawn_guts): Move signal code to dll_crt0_1. Don't suspend execing process since it is no longer necessary. Store envc. * exceptions.cc (signal_fixup_after_exec): New function. (call_handler): Remove hExeced test. * child_info.h (cygheap_exec_info): Store envc as well as envp. (child_info_spawn): Store hexec_proc so that it can be closed in child. * path.cc (normalize_posix_path): Avoid intermediate use of temporary cwd buf. (normalize_win32_path): Ditto. (cwdstuff::get_initial): Always set lock. * sigproc.h: Remove hExeced. * strace.cc (strace::vsprntf): Modify to accomodate for lack of hExeced. * thread.cc (MTinterface::Init): Merge Init1 and ClearReent into this method. (MTinterface::Init1): Eliminate. (MTinterface::ClearReent): Eliminate. * thread.h: Reflect above changes. * include/sys/strace.h (strace): Make microseconds() public. Make various functions 'regparm', throughout. * pinfo.h (_pinfo): Inline simple signal manipulation functions. Requires inclusion of thread.h which was removed from .cc files, where appropriate. throughout. * pinfo.cc: Eliminate signal manipulation functions. (_pinfo::exit): Calculate total rusage for exiting process here. * cygheap.cc (size2bucket): Eliminate. (init_buckets): Ditto. (_cmalloc): Calculate size and bits in a loop rather than going through a function call. (_crealloc): Use stored array index to calculate allocated size. * spawn.cc (spawn_guts): Use _pinfo exit method to exit, calculating cpu usage.
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# define cygbench(s)
import winsup-2000-02-17 snapshot
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# define ForceCloseHandle CloseHandle
# define ForceCloseHandle1(h, n) CloseHandle (h)
# define ForceCloseHandle2(h, n) CloseHandle (h)
# define ProtectHandle(h) do {} while (0)
# define ProtectHandle1(h,n) do {} while (0)
# define ProtectHandle2(h,n) do {} while (0)
# define debug_init() do {} while (0)
* debug.cc (mark_closed): Rename from debug_mark_closed and make static. (setclexec_pid): New function for marking saved handle as close-on-exec. (delete_handle): New function. (debug_fixup_after_fork): New function. * debug.h: Declare new functions, remove obsolete ones. * fork.cc (debug_fixup_after_fork): Call to cleanup close-on-exec handles. * fhandler.cc (fhandler_disk_file::close): Minor reorg. (fhandler_base::set_inheritance): Set flag appropriately for debugging when close-on-exec so forked process can delete closed handles. * tty.h (open_output_mutex): Eliminate unneeded argument. (open_input_mutex): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): reflect open_*_mutex argument changes. * fhandler.h (fhandler_socket): Make saw_shutdown_* functions type bool. * tty.cc (tty::get_event): Eliminate unneeded argument. (tty::common_init): Reflect change to get_event. Events should always be inherited.
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# define setclexec_pid(h, b) do {} while (0)
# define debug_fixup_after_fork() do {} while (0)
import winsup-2000-02-17 snapshot
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#else
# ifdef NO_DEBUG_DEFINES
# undef NO_DEBUG_DEFINES
# else
# define CloseHandle(h) \
close_handle (__PRETTY_FUNCTION__, __LINE__, (h), #h, FALSE)
# define ForceCloseHandle(h) \
close_handle (__PRETTY_FUNCTION__, __LINE__, (h), #h, TRUE)
# define ForceCloseHandle1(h,n) \
close_handle (__PRETTY_FUNCTION__, __LINE__, (h), #n, TRUE)
# define ForceCloseHandle2(h,n) \
close_handle (__PRETTY_FUNCTION__, __LINE__, (h), n, TRUE)
# endif
# define ProtectHandle(h) add_handle (__PRETTY_FUNCTION__, __LINE__, (h), #h)
* debug.cc (mark_closed): Rename from debug_mark_closed and make static. (setclexec_pid): New function for marking saved handle as close-on-exec. (delete_handle): New function. (debug_fixup_after_fork): New function. * debug.h: Declare new functions, remove obsolete ones. * fork.cc (debug_fixup_after_fork): Call to cleanup close-on-exec handles. * fhandler.cc (fhandler_disk_file::close): Minor reorg. (fhandler_base::set_inheritance): Set flag appropriately for debugging when close-on-exec so forked process can delete closed handles. * tty.h (open_output_mutex): Eliminate unneeded argument. (open_input_mutex): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): reflect open_*_mutex argument changes. * fhandler.h (fhandler_socket): Make saw_shutdown_* functions type bool. * tty.cc (tty::get_event): Eliminate unneeded argument. (tty::common_init): Reflect change to get_event. Events should always be inherited.
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# define ProtectHandle1(h, n) add_handle (__PRETTY_FUNCTION__, __LINE__, (h), #n)
# define ProtectHandle2(h, n) add_handle (__PRETTY_FUNCTION__, __LINE__, (h), n)
import winsup-2000-02-17 snapshot
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void debug_init ();
* debug.cc (mark_closed): Rename from debug_mark_closed and make static. (setclexec_pid): New function for marking saved handle as close-on-exec. (delete_handle): New function. (debug_fixup_after_fork): New function. * debug.h: Declare new functions, remove obsolete ones. * fork.cc (debug_fixup_after_fork): Call to cleanup close-on-exec handles. * fhandler.cc (fhandler_disk_file::close): Minor reorg. (fhandler_base::set_inheritance): Set flag appropriately for debugging when close-on-exec so forked process can delete closed handles. * tty.h (open_output_mutex): Eliminate unneeded argument. (open_input_mutex): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): reflect open_*_mutex argument changes. * fhandler.h (fhandler_socket): Make saw_shutdown_* functions type bool. * tty.cc (tty::get_event): Eliminate unneeded argument. (tty::common_init): Reflect change to get_event. Events should always be inherited.
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void __stdcall add_handle (const char *, int, HANDLE, const char *)
__attribute__ ((regparm (3)));
BOOL __stdcall close_handle (const char *, int, HANDLE, const char *, BOOL)
__attribute__ ((regparm (3)));
void __stdcall cygbench (const char *s) __attribute__ ((regparm (1)));
* smallprint.c (console_printf): New function. * dcrt0.cc (dll_crt0_1): Use console_printf for debugging output. * debug.cc (debug_mark_closed): New function. (close_handle): Use debug_mark_closed. * debug.h: Declare new functions. * dtable.cc (dtable::build_fhandler): Remove unneeded extern. * spawn.cc: Cosmetic changes. * winsup.h: Define NO_COPY for C files, too. Declare a global.
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extern "C" void console_printf (const char *fmt,...);
* debug.cc (mark_closed): Rename from debug_mark_closed and make static. (setclexec_pid): New function for marking saved handle as close-on-exec. (delete_handle): New function. (debug_fixup_after_fork): New function. * debug.h: Declare new functions, remove obsolete ones. * fork.cc (debug_fixup_after_fork): Call to cleanup close-on-exec handles. * fhandler.cc (fhandler_disk_file::close): Minor reorg. (fhandler_base::set_inheritance): Set flag appropriately for debugging when close-on-exec so forked process can delete closed handles. * tty.h (open_output_mutex): Eliminate unneeded argument. (open_input_mutex): Ditto. * fhandler_tty.cc (fhandler_tty_slave::open): reflect open_*_mutex argument changes. * fhandler.h (fhandler_socket): Make saw_shutdown_* functions type bool. * tty.cc (tty::get_event): Eliminate unneeded argument. (tty::common_init): Reflect change to get_event. Events should always be inherited.
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void setclexec_pid (HANDLE, bool);
void debug_fixup_after_fork ();
extern int pinger;
import winsup-2000-02-17 snapshot
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#endif /*DEBUGGING*/
#endif /*_DEBUG_H_*/