Treat identical src/dst file names as if only one entered. One Windows

creating an output file of the same name as the input file will delete
the input file before it is read.

diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index 7819fb8..10dbaaf 100644 (file)
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,9 @@
+2003-05-13  Michael Eager <eager@mvista.com>
+
+       * objcopy.c: Treat identical src/dst file names as if only one
+       entered.  One Windows creating an output file of the same name as
+       the input file will delete the input file before it is read.
+
 2003-05-12  Salvador Eduardo Tropea  <salvador@inti.gov.ar>
 
        * debug.c (debug_get_real_type): Extend test for circular debug

diff --git a/binutils/objcopy.c b/binutils/objcopy.c
index 4507249..27c844f 100644 (file)
--- a/binutils/objcopy.c
+++ b/binutils/objcopy.c
@@ -2733,9 +2733,10 @@ copy_main (argc, argv)
     if (stat (input_filename, & statbuf) < 0)
       fatal (_("Cannot stat: %s: %s"), input_filename, strerror (errno));
 
-  /* If there is no destination file then create a temp and rename
-     the result into the input.  */
-  if (output_filename == (char *) NULL)
+  /* If there is no destination file, or the source and destination files
+     are the same,  then create a temp and rename the result into the input.  */
+  if ((output_filename == (char *) NULL) ||
+      (strcmp (input_filename, output_filename) == 0))
     {
       char *tmpname = make_tempname (input_filename);