Use an enumeration for file states.

dlls/msi/action.c

@@ -1305,7 +1305,7 @@ static UINT load_file(MSIRECORD *row, LPVOID param)
     file->Attributes = MSI_RecordGetInteger( row, 7 );
     file->Sequence = MSI_RecordGetInteger( row, 8 );
 
-    file->State = 0;
+    file->state = msifs_invalid;
 
     TRACE("File Loaded (%s)\n",debugstr_w(file->File));  
 
@@ -1861,7 +1861,7 @@ static UINT ACTION_CostFinalize(MSIPACKAGE *package)
 
         if (GetFileAttributesW(file->TargetPath) == INVALID_FILE_ATTRIBUTES)
         {
-            file->State = 1;
+            file->state = msifs_missing;
             comp->Cost += file->FileSize;
             continue;
         }
@@ -1896,16 +1896,16 @@ static UINT ACTION_CostFinalize(MSIPACKAGE *package)
                   debugstr_w(filever));
             if (strcmpiW(filever,file->Version)<0)
             {
-                file->State = 2;
-                FIXME("cost should be diff in size\n");
+                file->state = msifs_overwrite;
+                /* FIXME: cost should be diff in size */
                 comp->Cost += file->FileSize;
             }
             else
-                file->State = 3;
+                file->state = msifs_present;
             msi_free(version);
         }
         else
-            file->State = 3;
+            file->state = msifs_present;
     }
 
     TRACE("Evaluating Condition Table\n");

dlls/msi/action.h

@@ -93,6 +93,15 @@ typedef struct tagMSIFOLDER
     INT   Space;
 } MSIFOLDER;
 
+typedef enum _msi_file_state {
+    msifs_invalid,
+    msifs_missing,
+    msifs_overwrite,
+    msifs_present,
+    msifs_installed,
+    msifs_skipped,
+} msi_file_state;
+
 typedef struct tagMSIFILE
 {
     struct list entry;
@@ -105,14 +114,7 @@ typedef struct tagMSIFILE
     LPWSTR Language;
     INT Attributes;
     INT Sequence;   
-
-    INT State;
-       /* 0 = uninitialize */
-       /* 1 = not present */
-       /* 2 = present but replace */
-       /* 3 = present do not replace */
-       /* 4 = Installed */
-       /* 5 = Skipped */
+    msi_file_state state;
     LPWSTR  SourcePath;
     LPWSTR  TargetPath;
 } MSIFILE;

dlls/msi/files.c

@@ -221,7 +221,7 @@ static INT_PTR cabinet_notify(FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin)
             return 0;
         }
 
-        if (f->State != 1 && f->State != 2)
+        if (f->state != msifs_missing && f->state != msifs_overwrite)
         {
             TRACE("Skipping extraction of %s\n",debugstr_a(pfdin->psz1));
             return 0;
@@ -240,7 +240,7 @@ static INT_PTR cabinet_notify(FDINOTIFICATIONTYPE fdint, PFDINOTIFICATION pfdin)
             return 0;
         }
 
-        f->State = 4;
+        f->state = msifs_installed;
         return (INT_PTR) handle;
     }
     case fdintCLOSE_FILE_INFO:
@@ -615,7 +615,7 @@ static UINT get_file_target(MSIPACKAGE *package, LPCWSTR file_key,
     {
         if (lstrcmpW( file_key, file->File )==0)
         {
-            if (file->State >= 2)
+            if (file->state >= msifs_overwrite)
             {
                 *file_source = strdupW( file->TargetPath );
                 return ERROR_SUCCESS;
@@ -629,11 +629,11 @@ static UINT get_file_target(MSIPACKAGE *package, LPCWSTR file_key,
 }
 
 /*
- * In order to make this work more effeciencly I am going to do this in 2
- * passes.
- * Pass 1) Correct all the TargetPaths and determin what files are to be
- * installed.
- * Pass 2) Extract Cabinents and copy files.
+ * ACTION_InstallFiles()
+ * 
+ * For efficiency, this is done in two passes:
+ * 1) Correct all the TargetPaths and determine what files are to be installed.
+ * 2) Extract Cabinets and copy files.
  */
 UINT ACTION_InstallFiles(MSIPACKAGE *package)
 {
@@ -648,7 +648,7 @@ UINT ACTION_InstallFiles(MSIPACKAGE *package)
     /* increment progress bar each time action data is sent */
     ui_progress(package,1,1,0,0);
 
-    /* handle the keys for the SouceList */
+    /* handle the keys for the SourceList */
     ptr = strrchrW(package->PackagePath,'\\');
     if (ptr)
     {
@@ -669,7 +669,7 @@ UINT ACTION_InstallFiles(MSIPACKAGE *package)
             TRACE("File %s is not scheduled for install\n",
                    debugstr_w(file->File));
 
-            file->State = 5;
+            file->state = msifs_skipped;
         }
     }
 
@@ -686,7 +686,7 @@ UINT ACTION_InstallFiles(MSIPACKAGE *package)
     /* Pass 2 */
     LIST_FOR_EACH_ENTRY( file, &package->files, MSIFILE, entry )
     {
-        if (file->State != 1 && file->State != 2)
+        if (file->state != msifs_missing && file->state != msifs_overwrite)
             continue;
 
         TRACE("Pass 2: %s\n",debugstr_w(file->File));
@@ -702,7 +702,7 @@ UINT ACTION_InstallFiles(MSIPACKAGE *package)
         TRACE("file paths %s to %s\n",debugstr_w(file->SourcePath),
               debugstr_w(file->TargetPath));
 
-        if (file->State != 1 && file->State != 2)
+        if (file->state != msifs_missing && file->state != msifs_overwrite)
             continue;
 
         /* compressed files are extracted in ready_media_for_file */
@@ -720,7 +720,7 @@ UINT ACTION_InstallFiles(MSIPACKAGE *package)
             rc = GetLastError();
             ERR("Unable to copy file (%s -> %s) (error %d)\n",
                 debugstr_w(file->SourcePath), debugstr_w(file->TargetPath), rc);
-            if (rc == ERROR_ALREADY_EXISTS && file->State == 2)
+            if (rc == ERROR_ALREADY_EXISTS && file->state == msifs_overwrite)
             {
                 rc = 0;
             }
@@ -737,7 +737,7 @@ UINT ACTION_InstallFiles(MSIPACKAGE *package)
         }
         else
         {
-            file->State = 4;
+            file->state = msifs_installed;
             rc = ERROR_SUCCESS;
         }
     }