[PATCH 2/6] Code cleanup: dwarf2read.c: Eliminate ::file_write

[Pedro Alves <palves@redhat.com>]

There's no real need for all this indirection.

gdb/ChangeLog:
2017-06-12  Pedro Alves  <palves@redhat.com>

	* dwarf2read.c (file_write(FILE *, const void *, size_t)): Delete.
	(file_write (FILE *, const std::vector<Elem>&)): Delete.
	(data_buf::file_write): Call ::fwrite directly.
---
 gdb/ChangeLog    |  6 ++++++
 gdb/dwarf2read.c | 22 ++--------------------
 2 files changed, 8 insertions(+), 20 deletions(-)

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 316e03a..e3e980d 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,11 @@
 2017-06-12  Pedro Alves  <palves@redhat.com>
 
+	* dwarf2read.c (file_write(FILE *, const void *, size_t)): Delete.
+	(file_write (FILE *, const std::vector<Elem>&)): Delete.
+	(data_buf::file_write): Call ::fwrite directly.
+
+2017-06-12  Pedro Alves  <palves@redhat.com>
+
 	* dwarf2read.c (uniquify_cu_indices): Use std::unique and
 	std::vector::erase.
 
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index 0c9e275..55b3033 100644
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -23195,25 +23195,6 @@ dwarf2_per_objfile_free (struct objfile *objfile, void *d)
 \f
 /* The "save gdb-index" command.  */
 
-/* Write SIZE bytes from the buffer pointed to by DATA to FILE, with
-   error checking.  */
-
-static void
-file_write (FILE *file, const void *data, size_t size)
-{
-  if (fwrite (data, 1, size, file) != size)
-    error (_("couldn't data write to file"));
-}
-
-/* Write the contents of VEC to FILE, with error checking.  */
-
-template<class Elem>
-static void
-file_write (FILE *file, const std::vector<Elem> &vec)
-{
-  file_write (file, vec.data (), vec.size() * sizeof (vec[0]));
-}
-
 /* In-memory buffer to prepare data to be written later to a file.  */
 class data_buf
 {
@@ -23252,7 +23233,8 @@ public:
   /* Write the buffer to FILE.  */
   void file_write (FILE *file) const
   {
-    ::file_write (file, m_vec);
+    if (::fwrite (m_vec.data (), 1, m_vec.size (), file) != m_vec.size ())
+      error (_("couldn't write data to file"));
   }
 
 private:
-- 
2.5.5