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Expand environment variables in "Debugger" setting. 

Replace fixed-size buffers with dynamic ones.
This commit is contained in:
Francois Gouget 2001-10-23 00:25:46 +00:00 committed by Alexandre Julliard
parent 3ae80eb2e5
commit b517b764b8
1 changed files with 46 additions and 19 deletions
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51
win32/except.c
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@ -197,8 +197,10 @@ static BOOL start_debugger(PEXCEPTION_POINTERS epointers, HANDLE hEvent)
DWORD bAuto = FALSE;
PROCESS_INFORMATION info;
STARTUPINFOA startup;
char buffer[256];
char format[256];
char* cmdline = NULL;
char* format = NULL;
DWORD format_size;
BOOL ret = FALSE;
MESSAGE("wine: Unhandled exception, starting debugger...\n");
@ -207,9 +209,21 @@ static BOOL start_debugger(PEXCEPTION_POINTERS epointers, HANDLE hEvent)
DWORD type;
DWORD count;
count = sizeof(format);
if (RegQueryValueExA(hDbgConf, "Debugger", 0, &type, format, &count))
format[0] = 0;
format_size = 0;
if (!RegQueryValueExA(hDbgConf, "Debugger", 0, &type, NULL, &format_size)) {
format = HeapAlloc(GetProcessHeap(), 0, format_size);
RegQueryValueExA(hDbgConf, "Debugger", 0, &type, format, &format_size);
if (type==REG_EXPAND_SZ) {
char* tmp;
/* Expand environment variable references */
format_size=ExpandEnvironmentStringsA(format,NULL,0);
tmp=HeapAlloc(GetProcessHeap(), 0, format_size);
ExpandEnvironmentStringsA(format,tmp,format_size);
HeapFree(GetProcessHeap(), 0, format);
format=tmp;
}
}
count = sizeof(bAuto);
if (RegQueryValueExA(hDbgConf, "Auto", 0, &type, (char*)&bAuto, &count))
@ -224,7 +238,7 @@ static BOOL start_debugger(PEXCEPTION_POINTERS epointers, HANDLE hEvent)
RegCloseKey(hDbgConf);
} else {
/* try a default setup... */
strcpy( format, "debugger/winedbg %ld %ld" );
strcpy( format, "winedbg --debugmsg -all -- --auto %ld %ld" );
}
if (!bAuto)
@ -235,30 +249,43 @@ static BOOL start_debugger(PEXCEPTION_POINTERS epointers, HANDLE hEvent)
if (mod) pMessageBoxA = (MessageBoxA_funcptr)GetProcAddress( mod, "MessageBoxA" );
if (pMessageBoxA)
{
char buffer[256];
format_exception_msg( epointers, buffer, sizeof(buffer) );
if (pMessageBoxA( 0, buffer, "Exception raised", MB_YESNO | MB_ICONHAND ) == IDNO)
{
TRACE("Killing process\n");
return FALSE;
goto EXIT;
}
}
}
if (format) {
TRACE("Starting debugger (fmt=%s)\n", format);
sprintf(buffer, format, GetCurrentProcessId(), hEvent);
cmdline=HeapAlloc(GetProcessHeap(), 0, format_size+2*20);
sprintf(cmdline, format, GetCurrentProcessId(), hEvent);
memset(&startup, 0, sizeof(startup));
startup.cb = sizeof(startup);
startup.dwFlags = STARTF_USESHOWWINDOW;
startup.wShowWindow = SW_SHOWNORMAL;
if (CreateProcessA(NULL, buffer, NULL, NULL, TRUE, 0, NULL, NULL, &startup, &info)) {
if (CreateProcessA(NULL, cmdline, NULL, NULL, TRUE, 0, NULL, NULL, &startup, &info)) {
/* wait for debugger to come up... */
WaitForSingleObject(hEvent, INFINITE);
return TRUE;
ret = TRUE;
goto EXIT;
}
} else {
cmdline = NULL;
}
ERR("Couldn't start debugger (%s) (%ld)\n"
"Read the Wine Developers Guide on how to set up winedbg or another debugger\n",
buffer, GetLastError());
return FALSE;
debugstr_a(cmdline), GetLastError());
EXIT:
if (cmdline)
HeapFree(GetProcessHeap(), 0, cmdline);
if (format)
HeapFree(GetProcessHeap(), 0, format);
return ret;
}
/******************************************************************