Fix line numbers when parsing multi-line macros.

src/HeaderParser.c

@@ -396,17 +396,18 @@ HeaderParse(Stream * stream, HeaderExpr * expr)
                     return;
                 }
 
-                if (c == '\n' && pC != '\\')
+                if (c == '\n')
+                {
+                    expr->state.lineNo++;
+                    if (pC != '\\')
                     {
                         expr->data.text[i] = '\0';
-                    expr->state.lineNo++;
                         break;
                     }
-                else
+                }
-                {
+
                 expr->data.text[i] = c;
                 i++;
-                }
 
                 pC = c;
             }