Improve winemenubuilder traces

[Francois Gouget]

Changelog:

  * programs/winemenubuilder/winemenubuilder.c

    Francois Gouget <fgouget at codeweavers.com>
    Add some traces to make it easier to debug icon generation problems.

-- 
Francois Gouget
fgouget at codeweavers.com

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Index: programs/winemenubuilder/winemenubuilder.c
===================================================================
RCS file: /var/cvs/wine/programs/winemenubuilder/winemenubuilder.c,v
retrieving revision 1.38
diff -u -p -r1.38 winemenubuilder.c
--- programs/winemenubuilder/winemenubuilder.c	19 Dec 2005 20:27:12 -0000	1.38
+++ programs/winemenubuilder/winemenubuilder.c	20 Dec 2005 05:45:29 -0000
@@ -162,7 +162,10 @@ static BOOL SaveIconResAsXPM(const BITMA
         return FALSE;
 
     if (!(fXPMFile = fopen(szXPMFileName, "w")))
+    {
+        WINE_TRACE("unable to open '%s' for writing: %s\n", szXPMFileName, strerror(errno));
         return FALSE;
+    }
 
     i = WideCharToMultiByte(CP_UNIXCP, 0, commentW, -1, NULL, 0, NULL, NULL);
     comment = malloc(i);
@@ -361,7 +364,10 @@ static int ExtractFromICO(LPCWSTR szFile
 
     filename = wine_get_unix_file_name(szFileName);
     if (!(fICOFile = fopen(filename, "r")))
+    {
+        WINE_TRACE("unable to open '%s' for reading: %s\n", filename, strerror(errno));
         goto error1;
+    }
 
     if (fread(&iconDir, sizeof (ICONDIR), 1, fICOFile) != 1)
         goto error2;
@@ -487,15 +493,18 @@ static char *extract_icon( LPCWSTR path,
     if (!iconsdir)
     {
         WCHAR path[MAX_PATH];
-
-        if (GetTempPathW(MAX_PATH, path)) iconsdir = wine_get_unix_file_name(path);
+        if (GetTempPathW(MAX_PATH, path))
+            iconsdir = wine_get_unix_file_name(path);
+        if (!iconsdir)
+        {
+            WINE_TRACE("no IconsDir\n");
+            return NULL;  /* No icon created */
+        }
     }
-
-    if (!iconsdir)
-        return NULL;  /* No icon created */
     
     if (!*iconsdir)
     {
+        WINE_TRACE("icon generation disabled\n");
         HeapFree(GetProcessHeap(), 0, iconsdir);
         return NULL;  /* No icon created */
     }