C++: QLDoc other straightforward model implementations.

Author: geoffw0

cpp/ql/src/semmle/code/cpp/models/implementations/Gets.qll

@@ -1,3 +1,8 @@
+/**
+ * Provides implementation classes modelling `gets` and various similar
+ * functions. See `semmle.code.cpp.models.Models` for usage information.
+ */
+
 import semmle.code.cpp.models.interfaces.DataFlow
 import semmle.code.cpp.models.interfaces.Taint
 import semmle.code.cpp.models.interfaces.ArrayFunction

cpp/ql/src/semmle/code/cpp/models/implementations/Memcpy.qll

@@ -1,3 +1,8 @@
+/**
+ * Provides implementation classes modelling `memcpy` and various similar
+ * functions. See `semmle.code.cpp.models.Models` for usage information.
+ */
+
 import semmle.code.cpp.Function
 import semmle.code.cpp.models.interfaces.ArrayFunction
 import semmle.code.cpp.models.interfaces.DataFlow

cpp/ql/src/semmle/code/cpp/models/implementations/Memset.qll

@@ -1,3 +1,8 @@
+/**
+ * Provides implementation classes modelling `memset` and various similar
+ * functions. See `semmle.code.cpp.models.Models` for usage information.
+ */
+
 import semmle.code.cpp.Function
 import semmle.code.cpp.models.interfaces.ArrayFunction
 import semmle.code.cpp.models.interfaces.DataFlow

cpp/ql/src/semmle/code/cpp/models/implementations/Strdup.qll

@@ -1,3 +1,8 @@
+/**
+ * Provides implementation classes modelling `strdup` and various similar
+ * functions. See `semmle.code.cpp.models.Models` for usage information.
+ */
+
 import semmle.code.cpp.models.interfaces.Allocation
 import semmle.code.cpp.models.interfaces.ArrayFunction
 import semmle.code.cpp.models.interfaces.DataFlow