better feedback for missing tools on meta build. pull IsWindowArranged dynamically.

src/base/base_string.c

@@ -295,6 +295,11 @@ StringArray SplitString(Arena *arena, String str, String delim)
     *PushStructNoZero(arena, String) = piece;
     ++pieces.count;
   }
+  else if (pieces.count == 0)
+  {
+    *PushStructNoZero(arena, String) = str;
+    ++pieces.count;
+  }
   return pieces;
 }
 

src/base/base_win32/base_win32.c

@@ -435,6 +435,20 @@ i32 W32_Main(void)
     W32.timer_start_qpc = qpc.QuadPart;
   }
 
+  // Load module funcs
+  {
+    W32.api.module.ntdll = GetModuleHandleW(L"ntdll.dll");
+    W32.api.module.user32 = GetModuleHandleW(L"user32.dll");
+    if (W32.api.module.ntdll)
+    {
+      W32.api.func.wine_get_version = (W32_WineVersionFunc *)GetProcAddress(W32.api.module.ntdll, "wine_get_version");
+    }
+    if (W32.api.module.user32)
+    {
+      W32.api.func.IsWindowArranged = (W32_IsWindowArrangedFunc *)GetProcAddress(W32.api.module.user32, "IsWindowArranged");
+    }
+  }
+
   // Setup events
   W32.panic_event  = CreateEventW(0, 1, 0, 0);
   W32.exit_event   = CreateEventW(0, 1, 0, 0);
@@ -468,23 +482,17 @@ i32 W32_Main(void)
     W32.raw_command_line = args_list;
   }
 
-  // Detect wine
+  // Get wine version
   {
-    HMODULE ntdll = GetModuleHandleW(L"ntdll.dll");
+    if (W32.api.func.wine_get_version)
-    if (ntdll)
     {
-      typedef char *W32_WineVersionFunc(void);
+      char *wine_version_cstr = W32.api.func.wine_get_version();
-      W32_WineVersionFunc *wine_version_func = (W32_WineVersionFunc *)GetProcAddress(ntdll, "wine_get_version");
-      if (wine_version_func)
-      {
-        char *wine_version_cstr = wine_version_func();
       if (wine_version_cstr)
       {
         W32.wine_version = PushString(perm, StringFromCstrNoLimit(wine_version_cstr));
       }
     }
   }
-  }
 
   //////////////////////////////
   //- Bootstrap

src/base/base_win32/base_win32.h

@@ -58,11 +58,33 @@ Struct(W32_FindEmbeddedDataCtx)
   String embedded_strings[64];
 };
 
+////////////////////////////////////////////////////////////
+//~ API types
+
+typedef char *W32_WineVersionFunc(void);
+typedef BOOL W32_IsWindowArrangedFunc(HWND hwnd);
+
+Struct(W32_Api)
+{
+  struct
+  {
+    HMODULE ntdll;
+    HMODULE user32;
+  } module;
+
+  struct
+  {
+    W32_WineVersionFunc *wine_get_version;
+    W32_IsWindowArrangedFunc *IsWindowArranged;
+  } func;
+};
+
 ////////////////////////////////////////////////////////////
 //~ State types
 
 Struct(W32_Ctx)
 {
+  W32_Api api;
   SYSTEM_INFO info;
   u32 main_thread_id;
   String wine_version;

src/meta/meta.c

@@ -185,13 +185,12 @@ M_EmbedObj M_Embed(String store_name, String dir_path)
 
       // Write name
       BB_WriteAlignBytes(&bbw, 64);
-      u64 name_start = BB_GetNumBytesWritten(&bbw) + 1;
+      u64 name_start = BB_GetNumBytesWritten(&bbw);
-      BB_WriteString(&bbw, en->entry_name);
+      BB_WriteBytes(&bbw, en->entry_name);
       u64 name_len = BB_GetNumBytesWritten(&bbw) - name_start;
 
       // Write data
       BB_WriteAlignBytes(&bbw, 64);
-      // FIXME: Why no +1 here?
       u64 data_start = BB_GetNumBytesWritten(&bbw);
       BB_WriteBytes(&bbw, file_data);
       u64 data_len = BB_GetNumBytesWritten(&bbw) - data_start;
@@ -235,8 +234,12 @@ M_EmbedObj M_Embed(String store_name, String dir_path)
       String cmd = StringF(perm, "rc.exe -nologo -fo %F %F", FmtString(result.obj_file), FmtString(F_GetFull(perm, rc_out_file)));
       OS_CommandResult cmd_result = OS_RunCommand(perm, cmd);
       String cmd_output = TrimWhitespace(cmd_result.output);
-      result.output = cmd_output;
       result.return_code = cmd_result.code;
+      result.output = cmd_output;
+      if (MatchString(result.output, Lit("The system cannot find the file specified.")))
+      {
+        result.output = StringF(perm, "%F not found", FmtString(SplitString(perm, cmd, Lit(" ")).strings[0]));
+      }
     }
 
     M_SetBuildStatus(result.return_code);
@@ -997,6 +1000,10 @@ void M_BuildEntryPoint(WaveLaneCtx *lane)
         String cmd_output = TrimWhitespace(cmd_result.output);
         M.c_obj.output = cmd_output;
         M.c_obj.return_code = cmd_result.code;
+        if (MatchString(cmd_output, Lit("The system cannot find the file specified.")))
+        {
+          M.c_obj.output = StringF(perm, "%F not found", FmtString(SplitString(perm, cmd, Lit(" ")).strings[0]));
+        }
 
         // Ignore MSVC file-name echo
         if (MatchString(TrimWhitespace(M.c_obj.output), F_GetFileName(c_out_file)))
@@ -1023,7 +1030,7 @@ void M_BuildEntryPoint(WaveLaneCtx *lane)
             e->kind == ShaderEntryKind_PS ? Lit("ps_6_6") :
             Lit("cs_6_6")
           );
-          String compile_cmd = StringF(
+          String cmd = StringF(
             perm,
             "dxc.exe -T %F -E %F -Fo %F %F %F %F %F",
             FmtString(target),
@@ -1035,10 +1042,14 @@ void M_BuildEntryPoint(WaveLaneCtx *lane)
             FmtString(StringFromList(perm, cp.warnings_dxc, Lit(" ")))
           );
 
-          OS_CommandResult cmd_result = OS_RunCommand(perm, compile_cmd);
+          OS_CommandResult cmd_result = OS_RunCommand(perm, cmd);
           gpu_obj->name = shader_name;
           gpu_obj->output = cmd_result.output;
           gpu_obj->return_code = cmd_result.code;
+          if (MatchString(gpu_obj->output, Lit("The system cannot find the file specified.")))
+          {
+            gpu_obj->output = StringF(perm, "%F not found", FmtString(SplitString(perm, cmd, Lit(" ")).strings[0]));
+          }
 
           M_SetBuildStatus(gpu_obj->return_code);
 
@@ -1128,6 +1139,11 @@ void M_BuildEntryPoint(WaveLaneCtx *lane)
     OS_CommandResult result = OS_RunCommand(perm, cmd);
     M.link.output = TrimWhitespace(result.output);
     M.link.return_code = result.code;
+    if (MatchString(M.link.output, Lit("The system cannot find the file specified.")))
+    {
+      M.link.output = StringF(perm, "%F not found", FmtString(SplitString(perm, cmd, Lit(" ")).strings[0]));
+    }
+
     i64 link_elapsed_ns = TimeNs() - start_ns;
     // M_EchoLine(StringF(perm, ">>>>> Linked in %Fs", FmtFloat(SecondsFromNs(link_elapsed_ns))));
 
@@ -1195,6 +1211,7 @@ void M_BuildEntryPoint(WaveLaneCtx *lane)
         }
       }
     }
+
     String embed_obj_output = Zi;
     {
       StringList embed_obj_outputs = Zi;

src/window/window_win32/window_win32.c

@@ -573,7 +573,7 @@ WND_Frame WND_BeginFrame(G_Format backbuffer_format, WND_BackbufferSizeMode back
       restore.is_fullscreen = window->is_fullscreen;
       restore.fullscreen_restore_rect = window->fullscreen_restore_rect;
       restore.has_focus = result.has_focus;
-      if (IsWindowArranged(hwnd))
+      if (W32.api.func.IsWindowArranged && W32.api.func.IsWindowArranged(hwnd))
       {
         restore.is_snapped = 1;
         restore.snapped_screen_rect = screen_rect;