[prev in list] [next in list] [prev in thread] [next in thread] 

List:       wine-patches
Subject:    FormatMessage Fix
From:       Ryan Cumming <ryan () completely ! kicks-ass ! org>
Date:       2002-11-04 4:59:42
[Download RAW message or body]

Hi,

FormatMessage currently fails if both the FORMAT_MESSAGE_FROM_HMODULE
and FORMAT_MESSAGE_FROM_SYSTEM flags are set. However, MSDN states that in 
this case, the module's messages should be searched first, and then we should 
fall back on the system messages. This patch attempts to fix this. With this 
patch applied, WinXP's CMD.EXE can find its messages and becomes a lot more 
useful.

ChangeLog:
* dlls/kernel/format_msg.c
Handle FORMAT_MESSAGE_FROM_HMODULE and FORMAT_MESSAGE_FROM_SYSTEM both being 
set at once

-Ryan



["format-message.diff" (text/x-diff)]

Index: format_msg.c
===================================================================
RCS file: /home/wine/wine/dlls/kernel/format_msg.c,v
retrieving revision 1.24
diff -u -r1.24 format_msg.c
--- format_msg.c	20 Aug 2002 00:32:48 -0000	1.24
+++ format_msg.c	4 Nov 2002 01:25:35 -0000
@@ -171,8 +171,6 @@
 
     TRACE("(0x%lx,%p,%ld,0x%lx,%p,%ld,%p)\n",
           dwFlags,lpSource,dwMessageId,dwLanguageId,lpBuffer,nSize,args);
-    if ((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
-        && (dwFlags & FORMAT_MESSAGE_FROM_HMODULE)) return 0;
     if ((dwFlags & FORMAT_MESSAGE_FROM_STRING)
         &&((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
            || (dwFlags & FORMAT_MESSAGE_FROM_HMODULE))) return 0;
@@ -186,29 +184,47 @@
         strcpy( from, (LPSTR)lpSource );
     }
     else {
-        if (dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
-            hmodule = GetModuleHandleA("kernel32");
-        bufsize=load_messageA(hmodule,dwMessageId,dwLanguageId,NULL,100);
-        if (!bufsize) {
-            if (dwLanguageId) {
-                SetLastError (ERROR_RESOURCE_LANG_NOT_FOUND);
-                return 0;
+        bufsize = 0;
+
+        if (dwFlags & FORMAT_MESSAGE_FROM_HMODULE)
+        {
+           bufsize=load_messageA(hmodule,dwMessageId,dwLanguageId,NULL,100);
+           if ((!bufsize) && (!dwLanguageId)) {
+                bufsize=load_messageA(hmodule,dwMessageId,
+                                      \
MAKELANGID(LANG_NEUTRAL,SUBLANG_NEUTRAL),NULL,100); +                if (!bufsize) \
bufsize=load_messageA(hmodule,dwMessageId, +                                          \
MAKELANGID(LANG_NEUTRAL,SUBLANG_DEFAULT),NULL,100); +                if (!bufsize) \
bufsize=load_messageA(hmodule,dwMessageId, +                                          \
MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT),NULL,100); +                if \
(!bufsize) bufsize=load_messageA(hmodule,dwMessageId, +                               \
MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT),NULL,100); +                if \
(!bufsize) bufsize=load_messageA(hmodule,dwMessageId, +                               \
MAKELANGID(LANG_ENGLISH,SUBLANG_ENGLISH_US),NULL,100);  }
-            bufsize=load_messageA(hmodule,dwMessageId,
-                                  \
                MAKELANGID(LANG_NEUTRAL,SUBLANG_NEUTRAL),NULL,100);
-            if (!bufsize) bufsize=load_messageA(hmodule,dwMessageId,
-                                                \
                MAKELANGID(LANG_NEUTRAL,SUBLANG_DEFAULT),NULL,100);
-            if (!bufsize) bufsize=load_messageA(hmodule,dwMessageId,
-                                                \
                MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT),NULL,100);
-            if (!bufsize) bufsize=load_messageA(hmodule,dwMessageId,
-                                                \
                MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT),NULL,100);
-            if (!bufsize) bufsize=load_messageA(hmodule,dwMessageId,
-                                                \
                MAKELANGID(LANG_ENGLISH,SUBLANG_ENGLISH_US),NULL,100);
-            if (!bufsize) {
-                SetLastError (ERROR_RESOURCE_LANG_NOT_FOUND);
-                return 0;
+        }
+        if ((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM) && (!bufsize))
+        {
+           hmodule = GetModuleHandleA("kernel32");
+           bufsize=load_messageA(hmodule,dwMessageId,dwLanguageId,NULL,100);
+           if ((!bufsize) && (!dwLanguageId)) {
+                bufsize=load_messageA(hmodule,dwMessageId,
+                                      \
MAKELANGID(LANG_NEUTRAL,SUBLANG_NEUTRAL),NULL,100); +                if (!bufsize) \
bufsize=load_messageA(hmodule,dwMessageId, +                                          \
MAKELANGID(LANG_NEUTRAL,SUBLANG_DEFAULT),NULL,100); +                if (!bufsize) \
bufsize=load_messageA(hmodule,dwMessageId, +                                          \
MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT),NULL,100); +                if \
(!bufsize) bufsize=load_messageA(hmodule,dwMessageId, +                               \
MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT),NULL,100); +                if \
(!bufsize) bufsize=load_messageA(hmodule,dwMessageId, +                               \
MAKELANGID(LANG_ENGLISH,SUBLANG_ENGLISH_US),NULL,100);  }
         }
+
+        if (!bufsize) {
+            SetLastError (ERROR_RESOURCE_LANG_NOT_FOUND);
+            return 0;
+        }
+ 
         from = HeapAlloc( GetProcessHeap(), 0, bufsize + 1 );
         load_messageA(hmodule,dwMessageId,dwLanguageId,from,bufsize+1);
     }
@@ -406,8 +422,6 @@
 
     TRACE("(0x%lx,%p,%ld,0x%lx,%p,%ld,%p)\n",
           dwFlags,lpSource,dwMessageId,dwLanguageId,lpBuffer,nSize,args);
-    if ((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
-        && (dwFlags & FORMAT_MESSAGE_FROM_HMODULE)) return 0;
     if ((dwFlags & FORMAT_MESSAGE_FROM_STRING)
         &&((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
            || (dwFlags & FORMAT_MESSAGE_FROM_HMODULE))) return 0;
@@ -419,29 +433,47 @@
         from = HEAP_strdupWtoA(GetProcessHeap(),0,(LPWSTR)lpSource);
     }
     else {
-        if (dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
-            hmodule = GetModuleHandleA("kernel32");
-        bufsize=load_messageA(hmodule,dwMessageId,dwLanguageId,NULL,100);
-        if (!bufsize) {
-            if (dwLanguageId) {
-                SetLastError (ERROR_RESOURCE_LANG_NOT_FOUND);
-                return 0;
+        bufsize = 0;
+
+        if (dwFlags & FORMAT_MESSAGE_FROM_HMODULE)
+        {
+           bufsize=load_messageA(hmodule,dwMessageId,dwLanguageId,NULL,100);
+           if ((!bufsize) && (!dwLanguageId)) {
+                bufsize=load_messageA(hmodule,dwMessageId,
+                                      \
MAKELANGID(LANG_NEUTRAL,SUBLANG_NEUTRAL),NULL,100); +                if (!bufsize) \
bufsize=load_messageA(hmodule,dwMessageId, +                                          \
MAKELANGID(LANG_NEUTRAL,SUBLANG_DEFAULT),NULL,100); +                if (!bufsize) \
bufsize=load_messageA(hmodule,dwMessageId, +                                          \
MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT),NULL,100); +                if \
(!bufsize) bufsize=load_messageA(hmodule,dwMessageId, +                               \
MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT),NULL,100); +                if \
(!bufsize) bufsize=load_messageA(hmodule,dwMessageId, +                               \
MAKELANGID(LANG_ENGLISH,SUBLANG_ENGLISH_US),NULL,100);  }
-            bufsize=load_messageA(hmodule,dwMessageId,
-                                  \
                MAKELANGID(LANG_NEUTRAL,SUBLANG_NEUTRAL),NULL,100);
-            if (!bufsize) bufsize=load_messageA(hmodule,dwMessageId,
-                                                \
                MAKELANGID(LANG_NEUTRAL,SUBLANG_DEFAULT),NULL,100);
-            if (!bufsize) bufsize=load_messageA(hmodule,dwMessageId,
-                                                \
                MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT),NULL,100);
-            if (!bufsize) bufsize=load_messageA(hmodule,dwMessageId,
-                                                \
                MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT),NULL,100);
-            if (!bufsize) bufsize=load_messageA(hmodule,dwMessageId,
-                                                \
                MAKELANGID(LANG_ENGLISH,SUBLANG_ENGLISH_US),NULL,100);
-            if (!bufsize) {
-                SetLastError (ERROR_RESOURCE_LANG_NOT_FOUND);
-                return 0;
+        }
+        if ((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM) && (!bufsize))
+        {
+           hmodule = GetModuleHandleA("kernel32");
+           bufsize=load_messageA(hmodule,dwMessageId,dwLanguageId,NULL,100);
+           if ((!bufsize) && (!dwLanguageId)) {
+                bufsize=load_messageA(hmodule,dwMessageId,
+                                      \
MAKELANGID(LANG_NEUTRAL,SUBLANG_NEUTRAL),NULL,100); +                if (!bufsize) \
bufsize=load_messageA(hmodule,dwMessageId, +                                          \
MAKELANGID(LANG_NEUTRAL,SUBLANG_DEFAULT),NULL,100); +                if (!bufsize) \
bufsize=load_messageA(hmodule,dwMessageId, +                                          \
MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT),NULL,100); +                if \
(!bufsize) bufsize=load_messageA(hmodule,dwMessageId, +                               \
MAKELANGID(LANG_NEUTRAL,SUBLANG_SYS_DEFAULT),NULL,100); +                if \
(!bufsize) bufsize=load_messageA(hmodule,dwMessageId, +                               \
MAKELANGID(LANG_ENGLISH,SUBLANG_ENGLISH_US),NULL,100);  }
         }
+
+        if (!bufsize) {
+            SetLastError (ERROR_RESOURCE_LANG_NOT_FOUND);
+            return 0;
+        }
+ 
         from = HeapAlloc( GetProcessHeap(), 0, bufsize + 1 );
         load_messageA(hmodule,dwMessageId,dwLanguageId,from,bufsize+1);
     }



[prev in list] [next in list] [prev in thread] [next in thread] 

Configure | About | News | Add a list | Sponsored by KoreLogic