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[PATCH 1/8] make symtab::filename const


This makes symtab::filename const and removes a newly unnecessary
cast.

2013-11-26  Tom Tromey  <tromey@redhat.com>

	* symfile.c (allocate_symtab): Remove cast.
	* symtab.h (struct symtab) <filename>: Now const.
---
 gdb/ChangeLog | 5 +++++
 gdb/symfile.c | 4 ++--
 gdb/symtab.h  | 2 +-
 3 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/gdb/symfile.c b/gdb/symfile.c
index 59d0583..71f6b3e 100644
--- a/gdb/symfile.c
+++ b/gdb/symfile.c
@@ -2883,8 +2883,8 @@ allocate_symtab (const char *filename, struct objfile *objfile)
   symtab = (struct symtab *)
     obstack_alloc (&objfile->objfile_obstack, sizeof (struct symtab));
   memset (symtab, 0, sizeof (*symtab));
-  symtab->filename = (char *) bcache (filename, strlen (filename) + 1,
-				      objfile->per_bfd->filename_cache);
+  symtab->filename = bcache (filename, strlen (filename) + 1,
+			     objfile->per_bfd->filename_cache);
   symtab->fullname = NULL;
   symtab->language = deduce_language_from_filename (filename);
   symtab->debugformat = "unknown";
diff --git a/gdb/symtab.h b/gdb/symtab.h
index 7cc6667..821479a 100644
--- a/gdb/symtab.h
+++ b/gdb/symtab.h
@@ -875,7 +875,7 @@ struct symtab
 
   /* Name of this source file.  This pointer is never NULL.  */
 
-  char *filename;
+  const char *filename;
 
   /* Directory in which it was compiled, or NULL if we don't know.  */
 
-- 
1.8.1.4


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