2005-06-14 H.J. Lu <hongjiu.lu@intel.com>

[deliverable/binutils-gdb.git] / binutils / bucomm.c

diff --git a/binutils/bucomm.c b/binutils/bucomm.c
index f29e6663ab540e7e415827a00e2188e5ffc910ca..a2caa2f01c1307e7a33ff5057861bffbab55c73c 100644 (file)
--- a/binutils/bucomm.c
+++ b/binutils/bucomm.c
@@ -31,6 +31,7 @@
 
 #include <sys/stat.h>
 #include <time.h>              /* ctime, maybe time_t */
+#include <assert.h>
 
 #ifndef HAVE_TIME_T_IN_TIME_H
 #ifndef HAVE_TIME_T_IN_TYPES_H
@@ -475,3 +476,38 @@ get_file_size (const char * file_name)
 
   return 0;
 }
+
+/* Return the filename in a static buffer.  */
+
+const char *
+bfd_get_archive_filename (bfd *abfd)
+{
+  static size_t curr = 0;
+  static char *buf;
+  size_t needed;
+
+  assert (abfd != NULL);
+  
+  if (!abfd->my_archive)
+    return bfd_get_filename (abfd);
+
+  needed = (strlen (bfd_get_filename (abfd->my_archive))
+           + strlen (bfd_get_filename (abfd)) + 3);
+  if (needed > curr)
+    {
+      if (curr)
+       free (buf);
+      curr = needed + (needed >> 1);
+      buf = bfd_malloc (curr);
+      /* If we can't malloc, fail safe by returning just the file name.
+        This function is only used when building error messages.  */
+      if (!buf)
+       {
+         curr = 0;
+         return bfd_get_filename (abfd);
+       }
+    }
+  sprintf (buf, "%s(%s)", bfd_get_filename (abfd->my_archive),
+          bfd_get_filename (abfd));
+  return buf;
+}