[doc] Fix I/O documentation example (kaldi-asr#2468)

emilmelnikov · danpovey · commit 6f5f7785e2a3 · 2018-06-01T14:09:21.000-04:00
ReadBasicType/WriteBasicType examples should accept iostream as a first argument.
diff --git a/src/doc/io.dox b/src/doc/io.dox
@@ -73,10 +73,10 @@ namespace kaldi {
 \code
   // we suppose that class_member_ is of type int32.
   void SomeKaldiClass::Read(std::istream &is, bool binary) {
-    ReadBasicType(binary, &class_member_);
+    ReadBasicType(is, binary, &class_member_);
   }
-  void SomeKaldiClass::Write(std::ostream &is, bool binary) const {
-    WriteBasicType(binary, class_member_);
+  void SomeKaldiClass::Write(std::ostream &os, bool binary) const {
+    WriteBasicType(os, binary, class_member_);
   }
 \endcode
   We have assumed that \c class_member_ is of type int32, which is a type of known

Original file line number	Diff line number	Diff line change
`@@ -73,10 +73,10 @@ namespace kaldi {`
`73`	`73`	`\code`
`74`	`74`	`// we suppose that class_member_ is of type int32.`
`75`	`75`	`void SomeKaldiClass::Read(std::istream &is, bool binary) {`
`76`		`- ReadBasicType(binary, &class_member_);`
	`76`	`+ ReadBasicType(is, binary, &class_member_);`
`77`	`77`	`}`
`78`		`- void SomeKaldiClass::Write(std::ostream &is, bool binary) const {`
`79`		`- WriteBasicType(binary, class_member_);`
	`78`	`+ void SomeKaldiClass::Write(std::ostream &os, bool binary) const {`
	`79`	`+ WriteBasicType(os, binary, class_member_);`
`80`	`80`	`}`
`81`	`81`	`\endcode`
`82`	`82`	`We have assumed that \c class_member_ is of type int32, which is a type of known`