Add an option to the archiver to add a section recording library dependencies.

	* ar.c (long_options): Add --record-libdeps.
	(usage): Mention the new option.
	(decode_options): Handle the new option.
	(replace_members): If necessary, create a bfd to hold the libdeps
	description.
	* binemul.c (ar_emul_append_bfd): New function.
	(ar_emul_replace_bfd): New function.
	(ar_emul_default_append): Replace file_name and target arguments
	with new_bfd argument.
	(ar_emul_default_replace): Likewise.
	* binemul.h: Update prototypes.
	(struct bin_emulation_xfer_struct): Update fields.
	* doc/binutils.texi: Document the new option.
	* NEWS: Mention the new feature.
	* emul_aix.c (ar_emul_aix_append): Update.
	(ar_emul_aix_replace): Likewise.
	* testsuite/binutils-all/ar.exp: Add test of new feature.

1 files changed, 41 insertions, 0 deletions

diff --git a/binutils/testsuite/binutils-all/ar.exp b/binutils/testsuite/binutils-all/ar.exp
index 5a9d27c..273a0a3 100644
--- a/binutils/testsuite/binutils-all/ar.exp
+++ b/binutils/testsuite/binutils-all/ar.exp
@@ -715,6 +715,46 @@ proc many_files { } {
     pass $testname
 }
 
+proc test_add_dependencies { } {
+    global AR
+    global AS
+    global srcdir
+    global subdir
+    global obj
+
+    set testname "ar adding library dependencies"
+
+    if ![binutils_assemble $srcdir/$subdir/bintest.s tmpdir/bintest.${obj}] {
+	unresolved $testname
+	return
+    }
+
+    if [is_remote host] {
+	set archive artest.a
+	set objfile [remote_download host tmpdir/bintest.${obj}]
+	remote_file host delete $archive
+    } else {
+	set archive tmpdir/artest.a
+	set objfile tmpdir/bintest.${obj}
+    }
+
+    remote_file build delete tmpdir/artest.a
+
+    set got [binutils_run $AR "-r -c $archive --record-libdeps /foo/bar ${objfile}"]
+    if ![string match "" $got] {
+	fail $testname
+	return
+    }
+
+    set got [binutils_run $AR "-t $archive"]
+    if ![string match "*bintest.${obj}
__.LIBDEP*" $got] {
+	fail $testname
+	return
+    }
+
+    pass $testname
+}
+
 # Run the tests.
 
 # Only run the bfdtest checks if the programs exist.  Since these
@@ -743,6 +783,7 @@ move_an_element
 empty_archive
 extract_an_element
 many_files
+test_add_dependencies
 
 if { [is_elf_format] && [supports_gnu_unique] } {
     unique_symbol