libs/newlib-cygwin
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* strace.cc (main): New option '-w'. Start traced process in separate

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window. New option '-S x'. Flush buffered output every x seconds.
(create_child): Start child process in new window, when requested.
When requested, periodically flush debugging output.
This commit is contained in:
Egor Duda 2001-11-04 12:57:55 +00:00
parent 7cf5e175fe
commit 86fbc3d90b
2 changed files with 31 additions and 3 deletions
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7
winsup/utils/ChangeLog
View File

@ -1,3 +1,10 @@
2001-11-04 Egor Duda <deo@logos-m.ru>
* strace.cc (main): New option '-w'. Start traced process in separate
window. New option '-S x'. Flush buffered output every x seconds.
(create_child): Start child process in new window, when requested.
When requested, periodically flush debugging output.
2001-10-24 Christopher Faylor <cgf@redhat.com>
* Makefile.in: Remove EXEEXT consideration. We always need .exe

27
winsup/utils/strace.cc
View File

@ -16,6 +16,7 @@ details. */
#include <stdarg.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
#include <windows.h>
#include <signal.h>
#include "sys/strace.h"
@ -36,6 +37,8 @@ static int usecs = 1;
static int delta = 1;
static int hhmmss = 0;
static int bufsize = 0;
static int new_window = 0;
static long flush_period = 0;
static BOOL close_handle (HANDLE h, DWORD ok);
@ -264,8 +267,8 @@ create_child (char **argv)
/* cygwin32_conv_to_win32_path (exec_file, real_path); */
flags = forkdebug ? 0 : DEBUG_ONLY_THIS_PROCESS;
flags |=
/*CREATE_NEW_PROCESS_GROUP | */ CREATE_DEFAULT_ERROR_MODE | DEBUG_PROCESS;
flags |= CREATE_DEFAULT_ERROR_MODE | DEBUG_PROCESS;
flags |= (new_window ? CREATE_NEW_CONSOLE | CREATE_NEW_PROCESS_GROUP : 0);
make_command_line (one_line, argv);
@ -524,11 +527,22 @@ proc_child (unsigned mask, FILE *ofile)
{
DEBUG_EVENT ev;
int processes = 0;
time_t cur_time, last_time;
SetThreadPriority (GetCurrentThread (), THREAD_PRIORITY_HIGHEST);
last_time = time (NULL);
while (1)
{
BOOL debug_event = WaitForDebugEvent (&ev, 1000);
DWORD status = DBG_CONTINUE;
if (bufsize && flush_period > 0 &&
(cur_time = time (NULL)) >= last_time + flush_period)
{
last_time = cur_time;
fflush (ofile);
}
if (!debug_event)
continue;
@ -600,7 +614,7 @@ main (int argc, char **argv)
else
pgm++;
while ((opt = getopt (argc, argv, "b:m:o:fndut")) != EOF)
while ((opt = getopt (argc, argv, "b:m:o:fndutwS:")) != EOF)
switch (opt)
{
case 'f':
@ -630,6 +644,13 @@ main (int argc, char **argv)
break;
case 'u':
usecs ^= 1;
break;
case 'w':
new_window ^= 1;
break;
case 'S':
flush_period = strtol (optarg, NULL, 10);
break;
}
if (!mask)