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winedbg: In 'info proc' command, list hierarchy of processus, and get rid of printing parent pid.

This commit is contained in:
Eric Pouech 2012-12-31 15:10:50 +01:00 committed by Alexandre Julliard
parent 9704fcaf73
commit 00b6d8ebb1
1 changed files with 78 additions and 13 deletions
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89
programs/winedbg/info.c
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@ -449,30 +449,95 @@ void info_win32_window(HWND hWnd, BOOL detailed)
dbg_printf("\n");
}
struct dump_proc_entry
{
PROCESSENTRY32 proc;
unsigned children; /* index in dump_proc.entries of first child */
unsigned sibling; /* index in dump_proc.entries of next sibling */
};
struct dump_proc
{
struct dump_proc_entry*entries;
unsigned count;
unsigned alloc;
};
static unsigned get_parent(const struct dump_proc* dp, unsigned idx)
{
unsigned i;
for (i = 0; i < dp->count; i++)
{
if (i != idx && dp->entries[i].proc.th32ProcessID == dp->entries[idx].proc.th32ParentProcessID)
return i;
}
return -1;
}
static void dump_proc_info(const struct dump_proc* dp, unsigned idx, unsigned depth)
{
struct dump_proc_entry* dpe;
for ( ; idx != -1; idx = dp->entries[idx].sibling)
{
assert(idx < dp->count);
dpe = &dp->entries[idx];
dbg_printf("%c%08x %-8d ",
(dpe->proc.th32ProcessID == (dbg_curr_process ?
dbg_curr_process->pid : 0)) ? '>' : ' ',
dpe->proc.th32ProcessID, dpe->proc.cntThreads);
if (depth)
{
unsigned i;
for (i = 3 * (depth - 1); i > 0; i--) dbg_printf(" ");
dbg_printf("\\_ ");
}
dbg_printf("'%s'\n", dpe->proc.szExeFile);
dump_proc_info(dp, dpe->children, depth + 1);
}
}
void info_win32_processes(void)
{
HANDLE snap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
if (snap != INVALID_HANDLE_VALUE)
{
PROCESSENTRY32 entry;
DWORD current = dbg_curr_process ? dbg_curr_process->pid : 0;
struct dump_proc dp;
unsigned i, first = -1;
BOOL ok;
entry.dwSize = sizeof(entry);
ok = Process32First(snap, &entry);
dp.count = 0;
dp.alloc = 16;
dp.entries = HeapAlloc(GetProcessHeap(), 0, sizeof(*dp.entries) * dp.alloc);
if (!dp.entries) return;
dp.entries[dp.count].proc.dwSize = sizeof(dp.entries[dp.count].proc);
ok = Process32First(snap, &dp.entries[dp.count].proc);
dbg_printf(" %-8.8s %-8.8s %-8.8s %s (all id:s are in hex)\n",
"pid", "threads", "parent", "executable");
/* fetch all process information into dp (skipping this debugger) */
while (ok)
{
if (entry.th32ProcessID != GetCurrentProcessId())
dbg_printf("%c%08x %-8d %08x '%s'\n",
(entry.th32ProcessID == current) ? '>' : ' ',
entry.th32ProcessID, entry.cntThreads,
entry.th32ParentProcessID, entry.szExeFile);
ok = Process32Next(snap, &entry);
if (dp.entries[dp.count].proc.th32ProcessID != GetCurrentProcessId())
dp.entries[dp.count++].children = -1;
if (dp.count >= dp.alloc)
{
dp.entries = HeapReAlloc(GetProcessHeap(), 0, dp.entries, sizeof(*dp.entries) * (dp.alloc *= 2));
if (!dp.entries) return;
}
dp.entries[dp.count].proc.dwSize = sizeof(dp.entries[dp.count].proc);
ok = Process32Next(snap, &dp.entries[dp.count].proc);
}
CloseHandle(snap);
/* chain the siblings wrt. their parent */
for (i = 0; i < dp.count; i++)
{
unsigned parent = get_parent(&dp, i);
unsigned *chain = parent == -1 ? &first : &dp.entries[parent].children;
dp.entries[i].sibling = *chain;
*chain = i;
}
dbg_printf(" %-8.8s %-8.8s %s (all id:s are in hex)\n", "pid", "threads", "executable");
dump_proc_info(&dp, first, 0);
HeapFree(GetProcessHeap(), 0, dp.entries);
}
}