mingw/mingw-packages/mingw-w64-libthai/relocatable.patch

diff --git a/src/thbrk/Makefile.am b/src/thbrk/Makefile.am
index b528c34..476fbf1 100644
--- a/src/thbrk/Makefile.am
+++ b/src/thbrk/Makefile.am
@@ -19,5 +19,5 @@ libthbrk_la_SOURCES =	\
 	brk-maximal.h	\
 	$(NULL)
 
-libthbrk_la_LIBADD = $(DATRIE_LIBS)
+libthbrk_la_LIBADD = -lshlwapi $(DATRIE_LIBS)
 
diff --git a/src/thbrk/brk-common.c b/src/thbrk/brk-common.c
index fedb1bf..4f80bca 100644
--- a/src/thbrk/brk-common.c
+++ b/src/thbrk/brk-common.c
@@ -35,6 +35,49 @@
 
 #define DICT_NAME   "thbrk"
 
+#ifdef _WIN32
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#include <shlwapi.h>
+static HMODULE libthai_dll;
+
+BOOL WINAPI
+DllMain (HINSTANCE hinstDLL,
+         DWORD     fdwReason,
+         LPVOID    lpvReserved)
+{
+    switch (fdwReason) {
+        case DLL_PROCESS_ATTACH:
+            libthai_dll = (HMODULE) hinstDLL;
+            break;
+    }
+
+    return TRUE;
+}
+
+static BOOL _getWinDictPath(wchar_t *out, int size) {
+    /* returns TRUE on success, FALSE on error */
+
+    BOOL status;
+    if (GetModuleFileNameW (libthai_dll, out, MAX_PATH) == 0)
+        return FALSE;
+    PathRemoveFileSpecW (out);
+    /* Assume the DLL is in /bin */
+    PathRemoveFileSpecW (out);
+    status = PathAppendW (out, L"share");
+    if (status != TRUE)
+        return FALSE;
+    status = PathAppendW (out, L"libthai");
+    if (status != TRUE)
+        return FALSE;
+    status = PathAppendW (out, L"thbrk.tri");
+    if (status != TRUE)
+        return FALSE;
+
+    return TRUE;
+}
+#endif
+
 static char *
 full_path (const char *path, const char *name, const char *ext)
 {
@@ -58,10 +101,25 @@ brk_load_default_dict ()
         free (path);
     }
 
+#ifdef _WIN32
+    if (!dict_trie) {
+        wchar_t dict_path[MAX_PATH];
+        FILE *trie_file;
+
+        if (_getWinDictPath (dict_path, MAX_PATH) == TRUE) {
+            trie_file = _wfopen (dict_path, L"rb");
+            if (trie_file != NULL) {
+                dict_trie = trie_fread (trie_file);
+                fclose (trie_file);
+            }
+        }
+    }
+#else
     /* Then, fall back to default DICT_DIR macro */
     if (!dict_trie) {
         dict_trie = trie_new_from_file (DICT_DIR "/" DICT_NAME ".tri");
     }
+#endif
 
     return dict_trie;
 }