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[DBGHELP] search for debugfiles in modulepath too.

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Debug symbols (like PDB, ...) could not be found if the direcory of
the module and application differs. Applying this patch they will
be found.
Dbghelp searches the module path too. (See MS docs).
This commit is contained in:
Andreas Maier 2018-11-03 21:26:48 +01:00 • committed by Mark Jansen
parent 9f3eb1f9a2
commit 183294a12e
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GPG key ID: B39240EE84BEAE8B
4 changed files with 38 additions and 9 deletions
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35
dll/win32/dbghelp/path.c
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@ -49,6 +49,17 @@ static inline const WCHAR* file_nameW(const WCHAR* str)
return p + 1;
}
static inline void file_pathW(const WCHAR* srcFileNameW,
WCHAR* dstFilePathW)
{
int len;
for (len = strlenW(srcFileNameW) - 1; (len > 0) && (!is_sepW(srcFileNameW[len])); len--);
strncpyW(dstFilePathW, srcFileNameW, len);
dstFilePathW[len] = L'\0';
}
/******************************************************************
* FindDebugInfoFile (DBGHELP.@)
*
@ -612,9 +623,9 @@ static BOOL CALLBACK module_find_cb(PCWSTR buffer, PVOID user)
return mf->matched == 2;
}
BOOL path_find_symbol_file(const struct process* pcs, PCSTR full_path,
const GUID* guid, DWORD dw1, DWORD dw2, PSTR buffer,
BOOL* is_unmatched)
BOOL path_find_symbol_file(const struct process* pcs, const struct module* module,
PCSTR full_path, const GUID* guid, DWORD dw1, DWORD dw2,
PSTR buffer, BOOL* is_unmatched)
{
struct module_find mf;
WCHAR full_pathW[MAX_PATH];
@ -643,6 +654,24 @@ BOOL path_find_symbol_file(const struct process* pcs, PCSTR full_path,
return TRUE;
}
/* FIXME: Use Environment-Variables (see MS docs)
_NT_SYMBOL_PATH and _NT_ALT_SYMBOL_PATH
FIXME: Implement "Standard Path Elements" (Path) ... (see MS docs)
do a search for (every?) path-element like this ...
<path>
<path>\dll
<path>\symbols\dll
(dll may be exe, or sys depending on the file extension) */
/* 2. check module-path */
file_pathW(module->module.LoadedImageName, tmp);
if (do_searchW(filename, tmp, FALSE, module_find_cb, &mf))
{
WideCharToMultiByte(CP_ACP, 0, tmp, -1, buffer, MAX_PATH, NULL, NULL);
return TRUE;
}
/* 3. check search-path */
while (searchPath)
{
ptr = strchrW(searchPath, ';');